• Kaustubha Udyog

Pressure Switches, Flame Proof

Orion Pressure Switches are now available in flameproof version as per IS:2148. Explosion proof pressure switches with ranges from 15 mm wg to 400 kg/cm? with wetted parts to suit various working media can be supplied at a very short notice. These pressure switches are reliable, compact and have excellent repeatability. These can also be offered in weatherproof version as per IS:2147. These pressure switches can be used to sense the presence or absence of pressure and even for liquid level regulation. Pressure switches with adjustable differential, as also pressure difference switches for use across filters can also be supplied. The electrical switching element is an SPDT snap action microswitch for reliable changeover. The microswitch is rated at 5 A, 250 V AC. Most of the applications are in hazardous areas like refineries and oilfields, where pressure switches are to be used in lubrication systems, boilers, compressors, process instrumentation, safety systems, etc.