Pneumatic Differential Pressure Switch

Fan interlocking is very common.

Pneumatic differential pressure switch.

Square d by schneider electric 9013fhg12j52m1x air compressor pressure switch 125 psi set off 30 psi fixed differential 1 4 npsf internal 2 way release valve auto off cut out lever. Gas pressure differential pressure switch is used with air and other compatible gases. Uses for pressure switches pressure switches are used in a variety of systems. Applications include natural manufactured or lp gas.

604 659 8286 604 659 8287 singapore. Low pressure in pneumatic out. Clear easy to read and convenient external setpoint adjustment. The pdp300 switch senses the flow of air in ducts or where differential pressure exists.

Often used to indicate clogged filters they are designed to automate controls or activate an alarm in your process. Pressure switches work by forming an electrical contact when its input is subjected to a certain amount of fluid or air pressure. Call us now malaysia. When the differential pressure exceeds your setpoint the switch is activated.

When the pressures from two different sources in a process are connected across the sensing diaphragm metallic or elastomeric as the case may be the pressure difference creates a force which then overcomes that of a pre tensioned spring and in the. 500 mbar operating pressure. Series 1996 compact low cost range 1 4 to 20 w c. P p process pneumatics sdn.

How they work pressure switches can activate with either rising or falling fluid pressure so are essential components in any pressurized fluid system where automatic supervision is required. These switches operate based on the difference in pressure between two process lines. High 1 8 fpt lo 1 8 fpt out 1 4 barb. Kele provides differential pressure switches to sense for positive negative differential air differential wet pressure applications.

Pneumatic differential pressure switch. Uses of pneumatic pressure switches include. It includes a bracket for direct or surface mounting. A differential pressure switch is designed to sense a difference in pressure between two pressure sources in the plant for control purposes.

Some types allow adjustment of the differential. Switches are single pole double throw spdt so they switch one circuit on or off. Lgw a2 lgw a2p lgw a2 7.