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646TE Series Temperature Switch

Brand: Custom Control Sensors, LLC
Does not ship to OH, United States
The Hazardous Areas 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 - Approximate
    • 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
The Hazardous Areas 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 - Approximate
    • 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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Models matching criteria: 2
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
      • °F   90° to 210°
      • °C   32° to 99°
    • Decreasing
      • °F   75° to 195°
      • °C   24° to 91°
  • Deadband - Approximate:
    • 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
Limited Stock
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646TEY1
CCS DUAL-SNAP Temperature Switch, Haz. Area, 1/2" NPT 300 SST Direct Mt., Ni-Plated, Buna-N, ATEX view more
  • Adjustable Set Point Range
    • Increasing
      • °F   -30° to 55°
      • °C   -34° to 13°
    • Decreasing
      • °F   -39° to 52°
      • °C   -39° to 11°
  • Deadband - Approximate:
    • At Bottom of Range: 9°F, 5°C
    • At Top of Range: 3°F, 2°C
  • Probe Temperature - Maximum: 250°F, 121°C
  • Wetted Materials
    • Temperature Probe: 300 Stainless Steel
    • O-Ring: Buna N
  • Relay: SPDT
  • ATEX
    • ATEX Certified For Potentially Explosive Atmospheres Electrical Assembly Series
    • 46-XXXXXXX, Models 6*****, Ex d IIC T6, Directive 94/9/EC Sira #08ATEX 1046X (Option Y)
    • IECEx - SIRA Certified, SIR 10,0193X (Option Y)
  • CE Mark, NACE, GOST 
1 In Stock
Does not ship to OH, United States
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Specifications

Brand

Adjustment Type

  • Field Adjustable

Approvals & Certifications

  • ATEX
  • CE
  • CRN - Canadian Registration Number
  • 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)
  • cUL, UL/CSA, Hazardous Areas, Div. 1, 2

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

O-Ring Material

  • None

Operating Temperature

  • -40° to 86° C (-40° to 187° F)

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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Applications

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