Indicating Temperature Switch

Features



  • Combination of indication and switch
  • Fast response
  • Choice of contact assembly or microswitch
  • Switching accuracy ± 2% FSD
  • High repeatability and low hysteresis
  • Flameproof version available
  • Case compensated system




  • Specifications
  • How to Order
  • Enquiry
  • Download Pdf



Specifications
System Gas (N2) filled case compensated in accordance with SAMA Cl. IIIB
Dial 100 mm / 150 mm in aluminium, white background, black marking
Case SS304 / SS316 with bayonet bezel (Flameproof case in Al only)
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 dia as standard
Capillary SS Covered / SS Covered + PVC / SS Covered + SS armoured / SS Covered + SS Armoured +PVC (up to 25 Mtr.)
Connection 11/2" NPT (M) adjustable three piece compression fitting as standard
Range (-) 200 to 800 C (minimum span 80 C )
Accuracy ± 1% FSD for indication, ± 2% FSD for switching
Over range 125% FSD
Contacts 1) SPST, single, normally open, closes on rise in temperature or vice versa, rated 30 VA @ 230V AC 2)SPST, two contacts, independently adjustable, one normally open other normally closed or both normally open or both normally closed, rated 30 VA @ 230 V AC
3)1SPDT, single microswitch, adjustable over entire range, rated 5 amp @ 230 V AC (3A @ 28 VDC)
4) 2SPDT, double microswitch, adjustable over entire range, rated 5 amp @ 230 V AC (3A @ 28 VDC)
Note 1)Flameproof version is offered with SPDT Microswitch in Die Cast Aluminium housing only 

2)Surface mounted flameproof housing is available with capillary

3) For minimum insertion length essential for proper sensing, contact our design department

4) Three point calibration certificate accompanies each thermometer

5) For operating temp>600°C; stem of SS310 / Inconel 600 shall be recommended