Blind Temperature Switch


  • Use of inert gas (Nitrogen)
  • Non-polluting, environment friendly
  • Rugged construction
  • Rigid stem or capillary type
  • Weather proof or flame proof enclosure
  • Fast response
  • SPDT / 2SPDT micro-switches

  • Specifications
  • How to Order
  • Enquiry
  • Download Pdf

System Inert Gas (Nitrogen) filled System
Dial 100 mm / 150 mm in aluminium, white background, black marking
Case Weather proof, Die-Cast aluminium enclosure, epoxy powder coated, conforming to IP-68 protection, in accordance with IS/IEC-60529:2001 Flameproof Die Cast Aluminum Enclosure, epoxy powder coated, conforming to Gr. IIA, IIB & IIC T6 in accordance with IS 2148-2004 (IEC-60079:2001) & weatherproof to IP 66 in accordance with IS-12063:1987 (IEC-60529), approved by CMRI / CCOE / PESO
Protection Weatherproof to IP-67 (IS/IEC : 60947 / IEC : 60529) Flameproof to IIA IIB (Equivalent to NEC Cl. I Div 2 Gr. C&D) Flameproof to IIC (Equivalent to NEC Cl. Div 1 Gr. A&B)
Stem SS304 or SS316, 6 mm, 8 mm, 10 mm, 12 mm
Capillary SS316 or SS304 / SS316 armouring or
SS316 or SS304 / SS316 armouring, with PVC covering
Connection ½" NPT(M) adjustable compression fitting in SS316 as standard (other connections on request)
Range As Shown in Table - ll
Switching Accuracy ± 1% FSD
Repeatability ±1% FSD
Scale Accuracy ± 5% FSD
Over range 125% FSD
Switch Type 1SPDT / 2SPDT Snap Action Microswitch
Switch Rating As shown in Table-II
Set Point To be specified by Customer (Adjustable from 10 to 90% of the Maximum Range), Internal Setting with tamperproof locking arrangement
Switching Differential Fixed or Adjustable
High Voltage Strength Withstands 0.5 KV between open contact for 1 Sec & 2 KV between terminals and earth for one minute.
Insulation Resistance Insulation Resistance >10 M Ohms at 500VDC
Thermowell Refer our Catalogue for Thermowell