TF171 / TF172 Titan Temperature Switch

Brand: Pyropress Engineering Company Limited

TF171 / TF172 Titan Temperature Switch

Brand: Pyropress Engineering Company Limited
The standard range represents the basic models to cover temperature applications from -10° to +240° C. TF171 is supplied fitted with a threaded thermowell, TF172 has no thermowell but is supplied with a threaded stem.

Thermowell and stem material: 316 stainless steel. 

Max working pressure: 35 bar - standard, 420 bar - high pressure. Thermowells can be provided flanged or threaded to suit the application. All exotic metals can be catered for. Material certificates and wake frequency analysis calculations can be provided.
Features
  • Rigid stem 316 stainless steel or black anodised a aluminium switchcase to IP66 standards
  • Internal adjustment scale
  • Single or dual microswitch option
  • Settings from -10° to 240° C
  • Wetted parts NACE MR-01-75 option
  • ATEX/IECEx Flameproof version CE II2G Exd IIB + H2 T6...T2 Gb Ta -60 to +75° C...90° C
  • ATEX/IECEx Intrinsically safe version CE II1G Exia IIC T6...T2 Ga Ta -50 to +78° C...128° C
  • Capillary version available (see TF175 & TF176 data sheet)

Specifications

Repeatability

  • ± 1.5 % of Range at Operating Temperature Up to 40° C

Set Point - Increasing

  • -10° to 240° C (-4° to 464° F)

Set Point - Decreasing

  • -10° to 240° C (-4° to 464° F)

Deadband

  • < 10° C

Switch Type

  • 1 or 2 x SPDT

BSP Connection

  • 1” BSPP
  • 1/2” BSPP
  • 1/2” BSPT
  • 1-1/4” BSPT
  • 3/4” BSPP
  • 3/8” BSPP

NPT Connection

  • 1” NPT
  • 1/2” NPT
  • 3/4” NPT

Enclosure, Body Material

  • Switchcase & Cover: Black Anodised Aluminum
  • Switchcase & Covers: 316 Stainless Steel

Stem Material

  • 316 Stainless Steel

Thermowell

  • 316 Stainless Steel

Wetted Materials

  • 316 Stainless Steel

Operating Temperature

  • -10° to 240° C (-4° to 464° F)

Insertion 'U' Length

  • 38 to 1,200 mm

Electrical Connectors

  • 1/2” NPT Adaptor
  • M20 Leave Blank
  • M25

Calibration

  • Calibration Rate: 2° cycles/min

Microswitch Rating

  • 2 A at 250 Vac Inductive
  • 3 A at 30 Vdc Inductive
  • 5 A at 250 Vac or 30 Vdc Resistrive

Mounting

  • 2” Pipe Mounting Bracket
  • Bracket
  • Plate

Ambient Temperature

  • -20° to 85° C (-4° to 185° F)

Approvals & Certifications

  • SIL 2
  • ATEX/IECEx

Storage Temperature

  • -20° to 85° C (-5° to 185° F)

Environmental Protection

  • IP66

NACE & NIST

  • NACE MR-0175
show more