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Series A1PS/A1VS Economical Pressure Switch
Brand: Dwyer Instruments, LLCSERIES 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.
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
Specifications
Adjustment Type
- Field Adjustable Via Knurled Screw Cap
Approvals & Certifications
- UL
Deadband, Approximate
- Inches Hg: 3 to 14
- psi: 0.5 to 120 (kPa: 3.4 to 8.3, bar: 0.034 to 830)
Diaphragm Material
- Buna-N
Electrical Connectors
- Three Screw Terminals
Electrical Rating
- 1/2 hp at 250 Vac
- 15 A at 250 Vac Resistive
Enclosure, Body Material
- Zinc Alloy
Media
- Gas
- Liquids & Gases
NPT Connection
- 1/4” NPT Male
Operating Voltages
- Not to Exceed 1 Hz
Set Point - Decreasing
- bar: 1 to 34
- Inches Hg: 0 to 28
- kPa: 10 to 3,445
- psig: 1.5 to 500
Set Point - Increasing
- bar: 1 to 34
- Inches Hg: 0 to 28
- kPa: 10 to 3,445
- psig: 1.5 to 500
Switch Type
- SPDT Snap-Action
System Pressure
- bar: 41.36
- kPa: 4,137
- psi: 600
Temperature Range
- -35° to 85° C (-31° to 185° F)
- OEM
- Compressors
- Motor control
- Process equipment
- Pump control
