Series A1PS/A1VS Economical Pressure Switch

Vacuum and Compound Ranges Available, Adjustable Set Point

SERIES A1PS/A1VS Economical Pressure Switches are designed with a 15 Amp SPDT switch for direct control of pumps and motors. Available in pressure, vacuum, or compound ranges, the switches offer a field adjustable set point. Easily adjust the switch by aligning the top of the self locking adjusting nut with the desired setting indicated on the adjacent range scale. Connection is 1/4" male NPT for quick installation and can be mounted in any position.

Product Applications

  • OEM
  • Compressors
  • Motor control
  • Process equipment
  • Pump control

Models & Ordering

Filter By

Model Description Usually Ships Price Code Order
A1PS-14
Ships: Same Day
Price: $48.00
Economical pressure switch, set point range 1.5-3.5 psi (10-24 kPa), ±0.15 psi (1 kPa) repeatability, 0.5-1.7 psi (3-11 kPa) deadband. Same Day $48.00 B Order
A1PS-24
Ships: Same Day
Price: $48.00
Economical pressure switch, set point range 3-40 psi (21-276 kPa), ±1.0 psi (7 kPa) repeatability, 2-5 psi (14-34 kPa) deadband. Same Day $48.00 B Order
A1PS-34
Ships: Same Day
Price: $48.00
Economical pressure switch, set point range 30-150 psi (207-1034 kPa), ±5.0 psi (34 kPa) repeatability, 5-30 psi (34-207 kPa) deadband. Same Day $48.00 B Order
A1PS-44
Ships: Same Day
Price: $48.00
Economical pressure switch, set point range 100-500 psi (689-3445 kPa), ±20.0 psi (138 kPa) repeatability, 30-120 psi (207-827 kPa) deadband. Same Day $48.00 B Order

Specifications

Service:
Compatible liquids or gases.
Wetted Materials:
Diaphragm: Buna-N; Body with Fitting: Zinc alloy, chromate finish.
Temperature Limits:
-31 to 185°F (-35 to 85°C).
Pressure Limits:
600 psig.
Vacuum Limits:
29.9" Hg (vacuum and compound models only).
Switch Type:
SPDT snap action.
Electrical Ratings:
15 A (resistive) @ 250 VAC, 1/2 HP @ 250 VAC.
Electrical Connections:
Three screw terminals.
Process Connection:
1/4" male NPT.
Set Point:
Field adjustable via knurled screw cap.
Cycling:
Not to exceed 1 Hz.
Sensor Element:
Diaphragm.
Weight:
7.4 oz (209 g).
Agency Approvals:
UL.

Features

  • 15 A contact allows direct control reducing costs and reliability by having to introduce additional contacts and relays
  • Field adjustable reduces installation time bring application on-line faster

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