Our Model 768-S diaphragm pressure switch is ideal for low pressure and vacuum applications, and its compact size allows it to meet tight space requirements. The Delrin® housing makes this switch an excellent choice when sterilization and cleanliness are necessary.

« Pressure Switches / 768-S Diaphragm

Features

Fixed pressure
Diaphragm
26”Hg-125psig range
3-125psig range

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Specifications

Temperature range from -40 to 160°F
Pressure connection: 1/8″-27 NPT
At 28 VDC:
- 7 amps resistive
- 4 amps inductive
- 2 1/2 amps lamp load
3 terminal tabs #8 – 32 with SEMS screws
Delrin hydraulic housing
Aluminum electric module anodized
Nitrile, fluorocarbon and ethylene propylene
NEMA Type 2
3 to 125 PSIG
3 to 26 inches Hg

Available Options

Snap-action electrical switch tested to 1 million cycles
Available in brass and stainless steel
Exceptional accuracy and repeatability
Low hysteresis
Media compatibility

Applications

Emission and air quality monitoring
Load monitoring
Water systems

Operating Pressure Data
Series	Range Number	Pressure Range	Tolerance On Set Pressure*	Dead Band*	Max System Pressure	Proof Pressure
768-S	Hg – *	3″ Hg – 26″ Hg	± 0.5 / ± 1.5″ Hg	1.0″ / 3.0″ Hg	10 PSIG	15 PSIG
768-S	– *	3 – 125 PSIG	± 1.0 / ± 2.5 PSIG	1.5 / 6.0 PSIG	150 PSIG	225 PSIG