646TUE3-7BottomAngle
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646TUE Series Temperature Switch

Brand: Custom Control Sensors, LLC

646TUE3-7TopAngle
The 646TUE Series is a rugged, heavy duty temperature switch with a stainless steel capillary tube and armored jacket probe port fitting.
 
Similar to the 604 Series in design, the 646TUE Series is rated at 15 Amps and 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 630° F
      • -34° to 332° C
    • Decreasing
      • -39° to 624° F
      • -39° to 329° C
  • Deadband - Approximate
    • At Bottom of Range: 9° to 25° F, 3° to 14° C
    • At Top of Range: 3° to 6° F, 2° to 8° C
  • Probe Temperature - Maximum: 200° to 650° F, 93° to 343° C
  • Wetted Materials
    • Temperature Probe: 300 Stainless Steel & Graphite
    • Capillary Tube: 5' Lubricated Glass Fiber
  • Relay: SPDT or DPDT
  • UL, CSA
    • Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
  • CE Mark, Dual Seal

Specifications

Brand

Area Classification

  • Hazardous Area

Approvals & Certifications

  • ATEX
  • CE
  • CCC
  • CSA
  • cUL
  • GOST
  • UL

Set Point Adjustability

  • Field Adjustable

Set Point Range - Increasing °C

  • Minimum: -34
  • Maximum: 332

Set Point Range - Decreasing °C

  • Minimum: -39
  • Maximum: 329

Set Point Range - Increasing °F

  • Minimum: -30
  • Maximum: 630

Set Point Range - Decreasing °F

  • Minimum: -39
  • Maximum: 624

Deadband, Approx. at Top of Range °C

  • Minimum: 2
  • Maximum: 7

Deadband, Approx. at Bottom of Range °C

  • Minimum: 5
  • Maximum: 14

Deadband, Approx. at Top of Range °F

  • Minimum: 3
  • Maximum: 6

Deadband, Approx. at Bottom of Range °F

  • Minimum: 9
  • Maximum: 25

Process Connection Type & Size

  • 1/2"-14 NPT Male

Process Connection Material

  • 300 Stainless Steel

O-Ring

  • No O-Ring

Enclosure Rating

  • IP 66
  • NEMA 4
  • NEMA 7
  • NEMA 9
  • NEMA 13

Capillary Length

  • 5 ft
  • 10 ft
  • 15 ft
  • 25 ft

Max. Probe Temp. °C

  • Minimum: 66
  • Maximum: 343

Max. Probe Temp. °F

  • Minimum: 150
  • Maximum: 650

Operating Temp. Range °C

  • Minimum: -40
  • Maximum: 86

Operating Temp. Range °F

  • Minimum: -40
  • Maximum: 186

Electrical Connection Size

  • 1/2"-14 NPT Male

Electrical Termination Type

  • Wire Leads 18" : 45 cm
  • Wire Leads 18" : 45 cm Teflon for Low Temp

Electrical Contacts Form

  • SPDT
  • DPDT
  • Double Break

Electrical Contacts Material

  • Silver
  • Gold

Voltage Electrical Rating

  • 0 - 250 VAC
  • 251 - 480 VAC
  • 0 - 125 VDC
  • 126 - 250 VDC

Ampere Rating

  • 0.2 to 15 A

NACE Compliance

  • NACE MR 0175 / ISO 15156

SIL Level

  • SIL 2
  • SIL 3

RoHS

Housing Material

  • Aluminum

Adjustment Type

  • Field Adjustable

Deadband, Approximate - Bottom of Range

  • -13° to -4° C (9° to 25° F)
  • 5° to 14° C (41° to 57° F)

Electrical Assembly

  • Hermetic Seal

Set Point Range - Increasing

  • -34° to 332° C
  • -34° to 332° C (-29° to 630° F)

Sensor, Probe Material

  • Stainless Steel & Graphite

Electrical Termination Type

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

Environmental Protection

  • IP 54
  • IP 66
  • NEMA 4
  • NEMA 7
  • NEMA 9
  • NEMA 13

Electrical Contacts

  • Silver
  • Gold

Electrical Rating

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

Electrical Connectors

  • 1/2" NPT Male

Deadband, Approximate - Top of Range

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

O-Ring Material

  • None

Switch Type

  • SPDT
  • DPDT

System Pressure

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

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

Proof Pressure

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

Set Point Range - Decreasing

  • -39° to 329° C
  • -39° to 329° C (-38° to 624° F)

Capillary Length

  • 10 ft (3 m)
  • 15 ft
  • 25 ft
  • 5 ft (1.524 m)

Maximum Sensor, Probe Temperature

  • 93° to 343° C (200° to 650° F)

Operating Temperature

  • -40° to 86° C (-40° to 187° F)

Enclosure, Body Material

  • Aluminum

Capillary Material

  • Lubricated Glass Fiber

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

Process Connection

  • 1/2" NPT Male

NACE & NIST

  • NACE MR-0175: 2003

Area Classification

  • Hazardous Area

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

Documentation

Data Sheets

Product Manuals

Brochures

Certifications & Approvals

Installation Instructions

Simple Envelope Drawing

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