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Mercury in Steel /Gas FilledThese thermometers enable measurement of temperature with an accuracy of +1% of the maximum scale value. This kind of thermometer system comprises a sensor bulb, transmitting capillary and a case containing a Bourdon Tube element. The system is filled with pressurised mercury. Temperature variation is measured by the Bourdon Tube system, and indicated on a dial.

Mercury in Steel /Gas Filled


Rigid stem & Distant type Mercury-in-steel dial thermometer
Dial size 100 mm & 150 mm
Accuracy + 1% of F S D
Thermal system SAMA Class VB
Bulb, Stem & Conn. material AISI 316 SS
Bulb diameter 10,12 & 16 mm

The smaller the bulb dia longer will be the immersion length (sensitive portion). Detailed information is available from us on request.

Immersion length Min. 150mm, Max. upto 1000 mm
Connection size (i) " BSP (M)/NPT (M), M20 x 1.5 (M), "
    BSP (M)/NPT (M) & BSPT (M)
(ii) Flanged-Optional
Enclosure Die-cast aluminium weather proof to IP-65

Pressed AISI 304 SS weather proof as per IP-65 self colour finish.

  • Vertical bottom with adjustable union.
  • Horizontal back with adjustable union.
  • Flush panel with back entry. (Remote sensing).
Capillary Standard - 1 mtr to 20 mtrs
Type of Capillary AISI 316 SS capillary covered with AISI 304 ss flexible armoured
Over range protection 120% upto 400C, 115% above 400C
Standard range C (-) 30 to (+) 70, 0 to 60, 100, 120, 150, 200, 250, 300, 450 & 600.
Optional Accessories Thermowell
Mercury in Steel /Gas Filled(capillary type) bottom entry
Mercury in Steel /Gas Filled (capillary type) back entry
Mercury in Steel /Gas Filled (rigid stem type) bottom entry
Mercury in Steel /Gas Filled(rigid stem type) back entry



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