Pointer Instruments Pvt. Ltd.  
Mercury / Gas Filled Temperature Gauge
“POINTER” Mercury / Gas filled Temperature Gauges are economical, rugged, reliable and accurate measuring instruments are made of bulb, transmitting capillary and flat bourdon or coiled bourdon tube which are pressure filled with Mercury / Inert Gas. The system is pressurized with mercury / Inert Gas. Variation of the ambient temperature are compensated by means of a Bi-metal link between movement mechanism & Bourdon Tube.
Dial Size : 63mm, 100mm, 150mm & 250mm
Accuracy : ±1% of full scale
Case & Bezel (IP-65) : SS 304 Snap Action Bayonet type
Temp. Element : Mercury / Gas actuated
Stem & Bulb : SS 316
Stem & Bulb Dia. : 6mm, 8mm, 10mm & 12mm
Stem Length (Std.) : up to 300mm
Capillary Material : M S / S S 316 Micro bore
Capillary Protection : SS 304 Tubing, PVC, SS Armored
Dial : Aluminum white painted with
270 degree black scale marking
Pointer : Al. / Brass, Zero Adjustment /
Micro Zero Adjustment Pointer
Window : Toughened / Safety glass
Joints : Argon arc welded
Mounting : Stem (Bottom), Back & Surface with capillary extension
Connection : ¼" / 3/8" / ½" BSP / NPT ( Adjustable )
Scale Range : -30 to 50° C to 650° C or equivalent in °F
Pointer Instruments Anti vibration fitting, Dual scale °C & °F available on request.
Pointer Instruments Liquid filled case with Glycerin or Silicon on request.
Pointer Instruments Alarm contact type & Capillary extension on request.
Pointer Instruments Extra Stem length on request.
Pointer Instruments Extra Capillary length on request.
Pharmaceutical industries, Chemicals & Petrochemicals, Fertilizers & Refineries,
Filters for liquid control systems and all Process Industries.