Name: Hydrogen Pressure Switch - P Series
Availability: InStock

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Hydrogen Pressure Switch - P Series

The Ashcroft® P-series pressure switch was designed for use with harsh applications where uncompromising protection is required.

This accurate and reliable switch provides long-cycle life, while its rugged, explosion-proof housing provides superior protection.

This switch is ideal for pressure control, shutdown or alarm operations.

Key features

NEMA 7 & 9 Explosion Proof Enclosure

Dual chamber design allows for field calibration to be performed safely, even with power connected

Ranges from vacuum to 3000 psi

Wide selection of switch elements

Stainless Steel, Buna, Viton, Teflon and Monel diaphragms available for compatibility

UL and CSA hazardous approvals

CRN approved

RoHS Compliant

Specifications

Setpoint:

Dual independent setpoints, fixed deadband
Single setpoint, adjustable deadband
Single setpoint, fixed deadband

Setpoint repeatability (Accuracy): ±1% of span (Additional setpoint shift of ±1% of range per 50°F from initial setpoint set at 70°F typical)

Diaphragm/actuator material: 316L stainless steel diaphragm or stainless steel piston w/Viton or Buna-N O-ring

Enclosure material: Epoxy coated aluminum

Enclosure ratings: NEMA 7/9, IP 67

Pressure Connection:

1/4 NPT Female and 1/2 NPT Male Combination
1/4 NPT Female, 1/2 NPT Female

Electrical termination:

¾ NPT Female (STD.)
½ NPT Female, M20 X 1.5 (OPT.)

Deadband: Fixed or adjustable

Pressure ranges: Vacuum -15 to 3000 psi (207 bar)

Ambient temperature range -20°F to 150°F (-29°C to 65°C) All units calibrated at 70°F

Process temperature:

0°F to 150°F (Buna N or Teflon diaphragm)
0°F to 300°F (Stainless steel or Monel diaphragm)
20°F to 300°F (Viton diaphragm)

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Brand	Ashcroft
Max Pressure (in bar)	207
Ingress Protection Rating	IP66
Compliant with	CE, CSA, UL
Max Ambient Temperature (in °C)	65
Min Ambient Temperature (in °C)	-29

Hydrogen Pressure Switch - P Series