A-Series Watertight Pressure Switch

A-Series Watertight Pressure Switch

The Ashcroft® APA and APS watertight miniature pressure switches are designed for pressure control in harsh applications.
The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration.

Key Features

Wide operating temperature -40°C to 100°C

Expanded selection of pressure and electrical connections

SIL 3 Capable

UL, CSA, CE, CRN and 3A approved

316L stainless steel enclosure provides uncompromising protection

Markets & Applications

Pumps and Compressors

Pulp and Paper

Chemical and Petrochemical

Energy

Food and Beverage

Oil and Gas

Machine Automation

Hydrogen and Technical Gases

Pharmaceuticals

  • Specifications
  • Downloads

Pressure Type

Gauge pressure

Switch Style

Microswitch SPDT

Microswitch DPDT

Ranges

Compound

1 ... 1000 bar / 15000 psi

Electrical Termination

Wire leads, PVC insulated

Hirschmann EN 175301-803 Form A

1/2 NPT male conduit

M20x1.5 male conduit

Hirschmann EN 175301-803 Form C

AMP® Superseal® 3-Pin

Metri-Pack® 3-Pin

Deutsch® DT04-3P

Spade Terminals

M12 Hirschmann® 993-172-100

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 6

Case or Body Material

Stainless steel 316L (1.4404)

Process Connection Style

Tube stub male

¾˝ Tri-Clamp®

1½˝ or 2˝ Tri-Clamp®

VCR or VCO fitting

Threaded

Accuracy

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

2% of span for ranges from 14 bar

Data Sheets
Installation + Maintenance
Declaration of Conformity
Industry Brochures
Product + Technical Information
Drawings + Models

Download-Center

Lösungen

Tools

FAQ

Search all products
We’re glad to be there for you personally.
Siamo personalmente a vostra disposizione!
Nous sommes personnellement là pour vous.
Şahsen yanınızda olmaktan mutluluk duyuyoruz.
We zijn blij dat we er persoonlijk voor u kunnen zijn.
Wir sind persönlich für Sie da!
Siamo personalmente a vostra disposizione!
Nous sommes personnellement là pour vous!

Select your Region!

USA & Canada
Asia
Europe
China
Mexico & Central America
South America
Brazil