A-Series Explosion Proof Pressure Switch

A-Series Explosion Proof Pressure Switch

The Ashcroft® APA and APS explosion proof miniature pressure switches are used for pressure control within harsh applications.
The Ashcroft® APA and APS explosion proof miniature pressure switches are designed for pressure control for applications in harsh or hazardous locations. The explosion-proof construction provides superior protection, while its compact design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or process control within hazardous areas when limited size and compatibility are required.

Key Features

Compact, 316L stainless steel housing and wetted materials

FM, UL, CSA, ATEX and IECEx hazardous approvals

CE, CRN and 3A approved

Expanded selection of pressure and electrical connections

SIL 3 Capable

Wide operating temperature -40° to 89°C

Explosion-proof housing provides uncompromising protection

Markets & Applications

Chemical and Petrochemical

Energy

Food and Beverage

Oil and Gas

Machine Automation

Hydrogen and Technical Gases

Pulp and Paper

Pharmaceuticals

Pumps and Compressors

HVAC-R

  • Specifications
  • Downloads

Wetted Parts Material

Stainless steel 316L (1.4404)

Buna or Viton O-rings

Setpoint

Single setpoint - Factory set

Single setpoint - Field adjustable

Deadband Fixed

Ingress Protection

IP67

NEMA 4X, 7, 9

Electrical Termination

1/2 NPT male conduit

M20x1.5 male conduit

Case or Body Material

Stainless steel 316L (1.4404)

Process Connection Style

VCR or VCO fitting

Threaded

Tube stub male

¾˝ Tri-Clamp®

1½˝ or 2˝ Tri-Clamp®

Accuracy

5% of span for ranges -1/1 to 7 bar

2% of span for ranges from 14 bar

Pressure Type

Gauge pressure

Switch Style

Microswitch DPDT

Microswitch SPDT

Ranges

1 ... 1000 bar / 15000 psi

Compound

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