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646TE Series Temperature Switch

Brand: Custom Control Sensors, LLC
The hazardous locations 646TEM Series is a rugged, heavy duty temperature switch, DPDT with a stainless steel temperature probe and port fitting.

Similar to the 604 Series in design, the 646TEM Series is UL/CSA explosion proof, Class I, Groups A, B, C and D, and Class II Groups E, F and G certified.

It comes with high vibration and shock resistance utilizing Dual Snap® disc spring technology.
Features
  • Adjustable Set Point Range:
    • Increasing: -30° to 420° F, -34° to 216° C
    • Decreasing: -39° to 414° F, -39° to 212° C
  • Deadband: Approximately
    • At Bottom of Range: 9° to 19° F, 5° to 11° C
    • At Top of Range: 3° to 6° F, 2° to 8° C
  • Probe Temperature (Maximum): 250° to 500° F, 121° to 260° C
  • Wetted Materials:
    • Temperature Probe: 300 Stainless Steel
    • O-Ring: Buna N
  • Relay: SPDT or DPDT 
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CE Mark, Dual Seal
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The hazardous locations 646TEM Series is a rugged, heavy duty temperature switch, DPDT with a stainless steel temperature probe and port fitting.

Similar to the 604 Series in design, the 646TEM Series is UL/CSA explosion proof, Class I, Groups A, B, C and D, and Class II Groups E, F and G certified.

It comes with high vibration and shock resistance utilizing Dual Snap® disc spring technology.
Features
  • Adjustable Set Point Range:
    • Increasing: -30° to 420° F, -34° to 216° C
    • Decreasing: -39° to 414° F, -39° to 212° C
  • Deadband: Approximately
    • At Bottom of Range: 9° to 19° F, 5° to 11° C
    • At Top of Range: 3° to 6° F, 2° to 8° C
  • Probe Temperature (Maximum): 250° to 500° F, 121° to 260° C
  • Wetted Materials:
    • Temperature Probe: 300 Stainless Steel
    • O-Ring: Buna N
  • Relay: SPDT or DPDT 
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CE Mark, Dual Seal
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646TE3
CCS DUAL-SNAP Temperature Switch, Haz. Area, 1/2" NPT 300 SST Direct Mt., Ni-Plated, Buna-N view more
  • Adjustable Set Point Range:

    • Increasing: +90°F to +210°F, +32°C to +99°C
    • Decreasing: +75°F to +195°F, +24°C to +91°C


    • Deadband: Approximately
      • At Bottom of Range: 15°F, 8°C
      • At Top of Range: 5°F, 8°C

    • Probe Temperature (Maximum): +300°F, +149°C
    • Wetted Materials:
      • Temperature Probe: 300 Stainless Steel, Nickel Plated Steel
      • O-Ring: Buna N

    • Relay: SPDT
    • UL, CSA
      • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D

    • CE Mark, NACE
    Add-Ons Stainless Steel Tag
    3 In Stock
    $1,185.68USD
    $26.00 Shipping
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    Specifications

    Brand

    Adjustment Type

    • Field Adjustable

    Approvals & Certifications

    • ATEX
    • CE
    • CRN
    • CRN - Alberta
    • CRN - British Columbia
    • CRN - Manitoba
    • CRN - N.W. Territories
    • CRN - Saskatchewan
    • CSA
    • cUL
    • Dual Seal
    • EMC
    • LVD
    • PED
    • RoHS
    • RTN
    • UL

    Deadband, Approximate - Bottom of Range

    • -13° to -7° C (9° to 19° F)
    • 5° to 11° C (41° to 52° F)

    Deadband, Approximate - Top of Range

    • -16° to -14° C (3° to 6° F)
    • 2° to 8° C (36° to 46° F)

    Electrical - Free Leads

    • 18” (45 cm) Free Leads
    • 18” (45 cm) Teflon Leadwire

    Electrical Assembly

    • Hermetic Seal

    Electrical Certification

    • ATEX - Baseefa Certified for Potentially Explosive Atmospheres. Models 646**Y, II 2 GD Ex d IIC, Ex Tb IIIC, Baseefa 05-ATEX-0011X. (Option Y)
    • c-UL, UL/CSA Explosion-proof: Div. 1, 2 Hermetically Sealed Electrical Assembly P/N 17-51 (17-73 for M Model Option), Listed by Both Underwriter’s Laboratories, Inc. (File No. E32961) & Canadian Standard Association (CSA)Testing Laboratories (File No. L

    Electrical Connectors

    • 1/2” NPT Male

    Electrical Contacts

    • Gold
    • Silver

    Electrical Rating

    • 1 A at 125 Vac, 50/60 Hz
    • 15 A at 125/250/480 Vac Resistive, 0.5 A at 125 DC, 0.2 A at 250 DC
    • 5 A at 125/250 Vac Resistive, 5 A at 28 DC, 0.5 A at 125 DC

    Enclosure, Body Material

    • Aluminum

    Environmental Protection

    • IP54
    • IP66
    • NEMA 13
    • NEMA 4, 7, 9, 13 / IP54, 66
    • NEMA 7
    • NEMA 9

    Maximum Sensor, Probe Temperature

    • 121° to 260° C (250° to 500° F)

    NACE & NIST

    • NACE MR-0175: 2003

    NPT Connection

    • 1/2” NPT Male

    Operating Temperature

    • -40° to 86° C (-40° to 187° F)

    O-Ring Material

    • None

    Proof Pressure

    • bar: 103.4
    • kPa: 10,342
    • psig: 1,500

    Sensor, Probe Material

    • Stainless Steel with Nickel-Plated Steel

    Set Point - Decreasing

    • -39° to 212° C
    • -39° to 212° C (-38° to 414° F)

    Set Point - Increasing

    • -34° to 216° C
    • -34° to 216° C (-30° to 420° F)

    Switch Type

    • DPDT
    • SPDT

    System Pressure

    • bar: 86
    • kPa: 8,618
    • psig: 1,250
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    Typical Applications

    • Oil & Gas
    • Power Generation
    • Fluid Management
    • Chemical Refining and Processing
    • Manufacturing Process
    • Utilities, Water Treatment and Waste
    • Safety Systems
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