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Kayden CLASSIC 812 Thermal Flow, Level, Interface Switch & Transmitter

Brand: Kayden Instruments
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The Kayden CLASSIC 812 Flow, Level, Interface Switch & Transmitter features a precision-welded, highly accurate stainless steel sensor.

Ideal for liquids, gases & slurries in a clean or dirty process.

The CLASSIC 812 is available with a Raised Face or RTJ Flange, in a wide range of flange sizes, ANSI ratings, and insertion lengths. All Kayden models feature a rugged flameproof enclosure with blind or lens covers available.

  • Process Connection
    • Raised Face or RTJ Flange
  • Adjustable Set Point Range
    • 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length
    • Available in 1/2" or 1 cm increments
    • Min. 2.5" to Max. 120" (6.0 to 305 cm)
  • Input Power
    • 12-24 Vdc & 115-230 Vac, 50-60 Hz
  • Operating Pressure (Maximum)
    • Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor)
    • -55° to 200° C, -67° to 392° F
  • Local Enclosure
    • Aluminum Flameproof
    • 1" Female NPT Conduit Connection
  • Local Enclosure Cover
    • Blind or Glass Lens, Flameproof
  • Wetted Materials
    • 316/316L Stainless Steel
    • Other Materials Available
  • Outputs/Communications
    • Two Independent Relays (SPDT)
    • 4-20 mA
    • Modbus
    • Rated 120 Vac max, 30 Vdc max, 4 A max
  • Approvals
    • FM
    • CSA
    • CRN
    • Single Seal
    • NACE
    • NEMA 4X

Displaying price & availability for United States in USD Change location

712 models matching criteria
812-RAA-142A-M0400-C1B0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 300# RF SST Flange, 40 cm U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
  • 316 Stainless Steel Flanged
  • Raised Face 2" 
  • ANSI: 300
  • Adjustable Set Point Range: 0.01 to 3 ft/sec (Water-based liquids), 0.01 to 5 ft / sec (Hydrocarbon-based liquids)
  • Insertion 'U' Length: 40cm (15.75")
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • c CSA us (UL Standards), CRN (Canada-wide), Single Seal, NACE, NEMA 4
In Stock
812-RAA-144A-I0040-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 900# RF SST Flange, 4"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 900

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 4", 10.16cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0040-C1B0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 3"U Length, 316 SST Sensor, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1"
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 4", 10.1cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
  • CRN
In Stock
812-RAA-121A-I0030-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 3"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 3", 7.6cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum):  Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0050-C1G0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 5"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 5", 12.7cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum):  Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0050-C1G0A-9E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 5"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: FM view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 5", 12.7cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum):  Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • FM, NACE, NEMA 4
In Stock
812-RAA-121A-I0080-C1G0A-9E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 8"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: FM view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 8", 20.3 cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • FM, NACE, NEMA 4
In Stock
812-RAA-121A-I0090-C1B0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 9"U Length, 316 SST Sensor, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1"
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 9", 22.8cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0090-C1G0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 9"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 9"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0100-C1G0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 10"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connections: 
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 10", 25.4cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-121A-I0120-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 12"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connections: 
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 12", 30.5cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-131A-I0360-C1B0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 150# RF High-Hub SST Flange, 36"U Length, 316 SST Sensor, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 1-1/2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 36", 91.4cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-122A-I0030-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 300# RF High-Hub SST Flange, 3.0"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connections:
    • 316 Stainless Steel Flanged


    • Raised Face 1" 


    • ANSI: 300



  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s


  • Insertion 'U' Length: 3.0", 7.62cm


  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz


  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 


  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F


  • Local Enclosure: Aluminium Flameproof, 1" FNPT


  • Cover: Flameproof Glass Lens Cover


  • Remote Electronics Enclosure and Cover: Not Required


  • Wetted Materials:


    • Standard: 316 Stainless Steel



  • Outputs/Communications:


    • Two Independent Relays (SPDT), 4-20 mA, Modbus



  • UL, CSA, CRN, Single Seal, NACE, NEMA 4


In Stock
812-RAA-122A-I0030-C1G0A-9E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 300# RF High-Hub SST Flange, 3.0"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: FM view more
  • Process Connections:
    • 316 Stainless Steel Flanged


    • Raised Face 1" 


    • ANSI: 300



  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s


  • Insertion 'U' Length: 3.0", 7.62cm


  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz


  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 


  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F


  • Local Enclosure: Aluminium Flameproof, 1" FNPT


  • Cover: Flameproof Glass Lens Cover


  • Remote Electronics Enclosure and Cover: Not Required


  • Wetted Materials:


    • Standard: 316 Stainless Steel



  • Outputs/Communications:


    • Two Independent Relays (SPDT), 4-20 mA, Modbus



  • FM, Single Seal, NACE, NEMA 4


In Stock
812-RAA-143A-I0075-C1B1G-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 7.5"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 600

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 7.5"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-143A-I0120-C1B1G-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 12"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 600

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 12"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-131A-I0060-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 150# RF High-Hub SST Flange, 6"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 1-1/2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 6", 15.2cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-131A-I0060-C1G0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 150# RF High-Hub SST Flange, 6"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 1-1/2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 6", 15.2cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-131A-I0080-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 150# RF High-Hub SST Flange, 8"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 1-1/2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 8", 20.3cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-131A-I0250-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 150# RF High-Hub SST Flange, 25"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 1-1/2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 25", 63.5cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-152A-I0150-C1B1B-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 3" 300# RF SST Flange, 15"U Length, 316 SST Sensor, Remote Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 3" 
    • ANSI: 300

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 15", 38.1cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Blind Cover 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-161A-I0535-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 4" 150# RF SST Flange, 53.5"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 4" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 53.5", 135.8cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-163A-I0240-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 4" 600# RF SST Flange, 24"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 4" 
    • ANSI: 600#

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 24", 61cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CRN, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAB-136A-I0060-C1G0A-9E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 2500# RTJ SST Flange, 6"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: FM view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • RTJ - Ring Type Joint  
    •  

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length:
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • FM, NACE, NEMA 4
In Stock
812-RTA-131T-I0090-C1B0A-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1-1/2" 300# RF Hastelloy C-276 Flange, 9"U Length, Hastelloy C-276 Sensor, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connections: 
    • Hastelloy C-276 Flanged
    • Raised Face 1-1/2"    
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 9", 23cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • Hastelloy C-276

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RTA-141T-I0090-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 150# RF Hastelloy C-276 Flange, 9"U Length, Hastelloy C-276 Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connections: Raised Face 2", ANSI: 150#
  • Insertion 'U' Length: Custom: 9", 22.86 cm
  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -49°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Hastelloy C-276 Flange and Sensor

  • Outputs/Communications:
    • Two Independent Relays (SPDT)
    • 4-20 mA (Thermal Signal, Scalable) 
    • Modbus Communication via RS-485
    • RCMS (Remote Control & Monitoring Software)

  • Electronics - Standard Features:
    • Automated Redundant Self-Test Diagnostics
    • Display Panel Lock-Out
    • Easy Set-up:
      • No Mechanical Jumpers or Trim Pots
      • Intelligent Push Button Interface
      • Constant Display of Operation (Flow/Level)

    • Temperature Compensation
    • Start-Up Bypass Timer

  • c CSA us (UL Standards), CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-143A-I0025-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 2.5"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 600

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 2.5", 6.35cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-143A-I0060-C1B1G-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 6"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 600

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 6", 15.2cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • CRN
In Stock
812-RAA-121A-I0160-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF High-Hub SST Flange, 16"U Length, 316 SST Sensor, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards) view more
  • Process Connections: 
    • 316 Stainless Steel Flanged
    • Raised Face 1" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 16", 40.6cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminium Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Flameproof Glass Lens Cover
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, Single Seal, NACE, NEMA 4
In Stock
812-RAA-142A-I00525-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 300# RF SST Flange, 5.25"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection:
    • 316 Stainless Steel Flanged
    • Raised Face 2"
    • ANSI: 300

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 5.25"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-143A-I0100-C1B0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 10"U Length, 316 SST Sensor, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 600

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 10", 25.4cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-142A-I0090-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 300# RF SST Flange, 9"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 300

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 9", 22.7cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-142A-I0075-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 300# RF SST Flange, 7.5"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 300

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 7.5", 19.05cm
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5 
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required 
  • Wetted Materials[/b]:
    • 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-141A-M0130-C1G0A-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 150# RF SST Flange, 13 cm U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards), CRN view more
  • Process Connection: 
    • 316 Stainless Steel Flanged
    • Raised Face 2" 
    • ANSI: 150

  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 13cm, 5.11"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • UL, CSA, CRN, Single Seal, NACE, NEMA 4
In Stock
812-RAA-141A-I0080-C1B1G-3E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 150# RF SST Flange, 8"U Length, Remote Electronics Enclosure with Glass Lens Cover, Approvals: CSA/CRN
In Stock
812-RAA-143A-I0070-C1G0A-9E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 2" 600# RF SST Flange, 7"U Length, 316 SST Sensor, Local Electronics Enclosure with Glass Lens Cover, Approvals: FM
In Stock
812-RXA-121X-M0060-C1B1G-1E
KAYDEN® CLASSIC® Thermal Flow, Level, Interface Switch, Modbus, 1" 150# RF Titanium Flange, 6' U Length, Remote Electronics Enclosure with Glass Lens Cover, Approvals: CSA
In Stock
812-RAA-151A-I0080-C1G0A-3E
KAYDEN CLASSIC Thermal Flow, Level, Interface Switch, Modbus, 3" 150# RF SST, 8"U, Lens, CSA/CRN
In Stock
812-RAA-182A-I0125-C1G0A-3E
KAYDEN CLASSIC Thermal Flow, Level, Interface Switch, Modbus, 6" 300# RF SST, 12.5"U, Lens, CSA/CRN
In Stock
812-RAA141A-I0025-C1B0A-1E
 
In Stock
Show More Models (672)

View Details

Specifications

Brand

Accuracy

  • Flow Service: ± 1.0 % of Set Point Velocity over Operating Range of ± 28° C (± 50° F)
  • Level Service: ± 0.64 cm (0.25”)

Applications

  • Flow
  • Interface
  • Level

Approvals & Certifications

  • CRN
  • CRN - Canadian Registration Numbers - 1” & 1-1/2” - Flanges Approved for All Provinces & Territories 812-RAA Series: CRN # 0F13787.2C 316, 316L Stainless Steel, Pipe NPS 1/2” Schedule 80 Code of Construction: ASME B31.3, Max.
  • CRN - Canadian Registration Numbers - 2” through 10” Flanges - Approved for All Provinces & Territories 812-RAA Series: CRN # 0F13773.2C 316, 316L Stainless Steel, Pipe NPS 3/4” Schedule 80 Code of Construction: ASME B31.3, Max.
  • CSA
  • CSA - Local (Sensor) Enclosure Flameproof: Class I, Div. 1, Groups B, C, D, Ex d IIB + H₂ AEx d IIB + H₂ (Class I, Zone 1, Group IIB + H₂) Temperature Code: T3 Enclosure Typical 4, IP55 Single Seal Approved Per ANSI/ISA 12.27.01-2003
  • CSA - Remote Electronics Enclosure - Optional Flameproof: Class I, Groups B, C, D, Ex d IIB + H₂ AEx d IIB + H₂ (Class I, Zone 1, Groups IIB + H₂) Temperature Code: T3
  • FM
  • FM - Local (Sensor) Enclosure Flameproof: Class I, Div. 1, Groups B, C, D Temperature Codes: T2D (Ta=75° C), T3 (Ta=65° C) Class I, Zone 1, AEx d IIB + H₂ Enclosure Typical 4/IP55
  • FM - Remote Electronics Enclosure - Optional Flameproof: Class I, Div. 1, Groups B, C, D Temperature Codes: T2D (Ta=75° C), T3 (Ta=65° C) Class I, Zone 1, AEx d IIB + H₂ Enclosure Typical 4/IP55

Communication

  • Modbus RTU Communication-Alarms, Flow Status & Diagnostics
  • RS-485 Using Kayden's Remote Control & Monitoring Software (RCMS) or other Modbus Compatible Software

Cover - for Local Enclosure

  • Blind Cover - Flameproof
  • Glass Lens Cover - Flameproof

Electronics - Standard Features

  • *Configurable only from the Kayden RCM Software
  • 100 % Digital Design. Electronics are Environmentally Sealed
  • 4-Adjustable Independent Switch Point Timers
  • Automated Redundant Self-Test Diagnostics
  • Display Panel Lock-Out*
  • Easy Setup: No Mechanical Jumpers or Trim Pots
  • Incrementally Adjustable Heater Power (5 % Steps) with Automatic Over-Range Protection
  • Intelligent User Interface with Push-Button & Constant Display of Operation (Flow/Level)
  • Start-Up Bypass Timer
  • Temperature Compensation
  • Temperature Mode*: Process Temperature may be Displayed/Graphed in Flow/Level Mode

Enclosure Finish

  • Powder-Coated Polyester TGIC

Enclosure, Body Details

  • 1” NPT Female Conduit Connection
  • Buna-N O-Ring on Cover

Enclosure, Body Material

  • Copper-Free Aluminum (Does Not Exceed 0.4 % Copper)

Environmental Protection

  • IP55
  • NEMA 4 / IP55

Flange Material

  • 316, 316L Stainless Steel
  • Other Exotic Metals Available

Flange Size - 1-1/2” (DN 40)

  • 1-1/2” (DN 40) - 150#
  • 1-1/2” (DN 40) - 300#
  • 1-1/2” (DN 40) - 600#

Flange Size - 1” (DN 25)

  • 1” (DN 25) - 150#
  • 1” (DN 25) - 300#
  • 1” (DN 25) - 600#

Flange Size - 10” (DN 250)

  • 10” (DN 250) - 150#
  • 10” (DN 250) - 300#
  • 10” (DN 250) - 600#

Flange Size - 2” (DN 50)

  • 2” (DN 50) - 150#
  • 2” (DN 50) - 300#
  • 2” (DN 50) - 600#

Flange Size - 3” (DN 80)

  • 3” (DN 80) - 150#
  • 3” (DN 80) - 300#
  • 3” (DN 80) - 600#

Flange Size - 4” (DN 100)

  • 4” (DN 100) - 150#
  • 4” (DN 100) - 300#
  • 4” (DN 100) - 600#

Flange Size - 5” (DN 125)

  • 5” (DN 125) - 150#
  • 5” (DN 125) - 300#
  • 5” (DN 125) - 600#

Flange Size - 6” (DN 150)

  • 6” (DN 150) - 150#
  • 6” (DN 150) - 300#
  • 6” (DN 150) - 600#

Flange Size - 8” (DN 200)

  • 8” (DN 200) - 150#
  • 8” (DN 200) - 300#
  • 8” (DN 200) - 600#

Flange Type

  • Raised Face (RF)
  • RTJ - Ring Typical Joint

Input Power

  • 12-24 Vdc, 120-240 Vac, 50/60 Hz
  • Power Consumption: Max.
  • Universal Power Input

Insertion 'U' Length

  • Custom 'U' Lengths 2.5” to 120” (6.4 cm to 305 cm) Available in 1/2” (1.0 cm) Increments.

Operating Pressure - Sensor

  • Maximum

Operating Temperature - Electronics

  • -55° to 65° C (-67° to 149° F)

Operating Temperature - Sensor

  • -55° to 200° C, (-67° to 392° F)

Output

  • 4-20 mA (Thermal Signal, Scaleable) Rates 120 Vac, Max.

Principle of Operation

  • Thermal, Calorimetric

Remote Control & Monitoring Software

  • Adjust Relay Modes
  • Adjust Set Points 1 & 2
  • Load or Save User Settings
  • Lock or Unlock the Display Panel to Protect the Settings
  • Many Other Adjustable Features
  • Modify Heater Settings to Optimize Response Time
  • Monitor Operating Status
  • Operated Via a Personal Computer Locally or from a Remote Control Center
  • Visualize the Actions of the Process Via the Graphical Display

Remote Electronics Enclosure & Cover

  • Blind Cover - Flameproof
  • Glass Lens Cover - Flameproof

Response Time

  • Approximately 0.5 to 30 seconds

Sensor, Probe Style

  • Insertion

Storage Temperature

  • Product Should be Stored in a Clean & Dry Environment between -30° & 60° C (-22° & 140° F)

Switch Point Range

  • Gases: 0.25 to 200 sfps, 0.08 to 60 SMPS - Standard Condition 21° C (70° F) at 14.7 psi (1 Atm)
  • Hydrocarbon-based Liquids: 0.01 to 5.0 FPS, 0.003 to 1.50 MPS
  • Water-based Liquids: 0.01 to 3.00 FPS, 0.003 to 0.9 MPS

Switch Type

  • 2 SPDT Sealed Relay Contacts Rated @ 4 Amps Resistive 230 Vac or 30 Vdc, Max.

Wetted Materials

  • 316, 316L Stainless Steel
  • All-Welded Construction
  • Hastelloy C-276
  • Other Metals Available
  • Titanium Grade 2

Flow
  • Ammonia Storage
  • Biogas Flow
  • Catalysis Vessels
  • Chemical Injection & Additive Flow Monitoring
  • Chemical Reactors
  • Chlor-alkali Processes
  • Compressors
  • Condensers
  • Deionization Tanks
  • Digester Gas Flow
  • Distillation Columns
  • Drain Line Flow
  • Emergency Eye Wash & Shower Stations
  • Fermentation Vessels
  • Flare Gas Monitoring
  • Flare Knock-out Drums
  • Flow Monitoring & Verification
  • Heat Exchangers
  • Heat Recovery Steam Generator (HRSG) - Power & Utilities
  • High Pressure Flows
  • Leak Detection
  • Lube Oil Systems
  • Monitoring Purge Air Flow
  • Natural Gas to Boilers
  • Pumps
  • Reboilers
  • Refinery Flow Applications
  • Relief Valve & Rupture Disk Flow Monitoring
  • Remote Indication of Flow via Analog Output & Digital Communications
  • Pump Protection - Dry Alarm
  • Tank Blanketing
  • Tank Overflow Protection
  • Tanker Loading & Unloading
  • Water & Wastewater
  • Vaporizers
  • Vent Monitoring

Level
  • Biogas Dehydration
  • Blending Operations
  • Carbon Slurry Level
  • Compressor Scrubber
  • Compressor Waste Liquid
  • Condensate Receiver Tanks
  • Cooling Tower Basins
  • Crude Desalting
  • Crude Dehydration
  • Deionization Tanks
  • Digester Blow Tanks
  • Free Water Knock-out Tanks - High, Low and Interface Level
  • Geothermal - Degasser Tanks
  • Geothermal - Steam & Brine Separators
  • Leak Detection (Accumulation Reservoir)
  • Lime Slurry Level
  • Mixing & Blending Systems
  • Oil Separators & Treaters - High, Low & Interface Level
  • Production Fluid Storage
  • Pulp Bleaching Towers
  • Pulp Digesters
  • Pulp Storage
  • Pulp Washing Systems
  • Sampler Systems
  • Sand Separators
  • Scrubber Vessels
  • Storage Tanks
  • Sumps - All Types of fluids: Water, Oil, etc.
  • Surge Tanks
  • Tank Overflow
  • Turpentine Recovery
  • Vapor & Liquid Separation
  • Vapor Recovery

Interface
  • Crude Desalting
  • Interface Control in Separation Vessels
  • Interface Detection
  • Interface Control & Level Detection in Settling Vessels
  • Liquid-Liquid Extraction - LLX

Media
  • Liquids, Air & Gases
  • Slurries
  • Corrosive Liquids

Areas
  • Flameproof, Hazardous & General-Purpose Areas


IDEAL PROCESS CONDITIONS FOR FLOW   

Liquids
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)
  • Recommended Minimum of 5 Pipe Diameters from any Disturbance

Air & Gas
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)
  • Clean and Dry

Slurries
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)

Emulsion
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)

UNDESIRABLE PROCESS CONDITIONS FOR FLOW  

Liquids
  • Inconsistent Process Composition or Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Air & Gas
  • Inconsistent Process Composition or Temperature
  • Wet or Saturated Air & Gas

Slurries
  • Inconsistent Process Composition or Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Emulsion
  • Inconsistent Process Composition & Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Solids
  • Dry granulated processes are NOT good candidates for thermal switches

Documentation

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Application Considerations

Application Notes

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Certifications & Approvals

Outline Drawings

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