pressure switch


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pressure switch

[′presh·ər ‚swich]
(electricity)
A switch that is actuated by a change in pressure of a gas or liquid.

pressure switch

pressure switchclick for a larger image
A switch used to turn an electrical device on or off when a specified fluid pressure is reached. For example, a pressure switch in some hydraulic systems comes into operation when the hydraulic pressure drops to a cut-in pressure value. Pressure switches are also used in aircraft starting systems and engine-hour meters.
References in periodicals archive ?
Through the statistical analysis, the report illustrates the global and Chinese total market of Pressure Switch industry including capacity, production, production value, cost/profit, supply/demand and Chinese import/export.
Finally, FMTV-A1 models with Caterpillar C7 engines use a digital-style pressure switch, NSN 6620-01-524-9112.
Disconnect the wires from the pressure switch (Photo 2).
Finally, Baumer's digital pressure switch was selected because it is available with a number of pressure connections, and in particular a flush diaphragm connection, which is ideal for raw sewage applications.
Depending on the mechanical construction of the snap-action pressure switch, this dead zone may represent a critical pressure range in which no secure switching can be guaranteed and both electrical circuits remain open.
the EDS810 sensor is the smallest electronic pressure switch available from Hydac.
The scroll compressor is safeguarded by internal pressure relief valves, inherent thermal protection and a factory-installed low pressure switch.
When the filter vessel reaches its cleaning capacity, which is detected by a pressure switch, a backwashing cycle starts and clean filtered water is supplied to the machine's dielectric tank.
A dirty filter will impede the flow enough so that the pressure switch will open and the heater will be disabled.
The Series MDS Miniature Pressure Switch is designed to protect against false actuation from shock and vibration, and is lightweight, economical and compact.
It is difficult to hold the pressure switch closed.
They would be throwing into a sack, and tipping out in a sorting office a bomb with a pressure switch.