For measuring the temperature difference between two points by pairs of dissimilar metal wires, and used in many appliances like indicators and controllers.
There are various types of sensors for different applications.

Reflex glass is made from high pressure, high temperature borosilicate glass;
It is used in lever gauge in boiler for water position.colorless, no inclusions, no internal striae.
It is also named: Reflex Gauge Glass, Sight glass, Reflex Glasses, Reflex sight glass, Spares For level Gauge.

Oil Gauging Tapes: Oil gauging tapes are precision measuring tapes designed to measure the level of oil contained in storage tanks. This tapes are made of stainless steel, and high temperature resistance minus,withstand oil chemical etc. The operation is simple, and the function of buoy makes it mor...

. Mechanical Micro Differential Pressure Gauge Micro Differential Pressure Transmitter 2-in-1
. Large, clear and easy-to-read 4" dial
. 4-20mA standard two-wire output
. Accuracy: ±2%FS. Below 125Pa 4%
.Magnetic spiral radio frequency non-contact technology
. Save time, money, space

1310B series Standard liquid fillable pressure gauge is for industrial applications where the media or the environment contains chemically aggressive substances.The Standard liquid fillable pressure gauge with Baynet ring is filled with liquid for damper mechanical vibrations

Max. operating pressure    2500 PaPressure media                  air, non-flammable gases,                  &...