PSW-500

OEM Mechanical Pressure Switch with Relay or Alarm

External Pressure Scale and Pointer for Easy Setpoint Adjustments
5 Amp Model Switches With High Proof Pressures
1 Amp Gold-Plated Switches for TTL and Dry Contact Closures
Wetted Parts: Stainless Steel, Sealing Compound and or O-ring

See Product Overview

PSW-500

From ^€ 170,51

Shop Models

9 Variations available

See all series options below

Data Sheet

Product Overview

Control Output SPST Relay
Cycling < 20 cycles/min
Insulation PVC
Lead Length 12 in
Process Connection Size 1/8 in
Process Temperature, Max 105 °C
Process Temperature Note -55 to 105°C (-65 to 221°F) [2% setpoint shift can occur below -25°C (-13°F) or above 50°C (122°F)]
Switch Type SPST
Wire Gauge 20 AWG
Wiring/Connector Table Red = N/C, White = N/O, Black = Common

Capable of sensing very low positive or negative pressures, reliability and long life are inherent advantages of this design. Extremely easy set point adjustment: 1) Loosen the lock ring, 2) Turn interface either left or right until pointer is at the desire pressure or vacuum on range label, 3) Retighten the lock ring, and 4) Verify the adjustment by applying pressure or vacuum. See Switch Accessories at omega.com for Audible Alarms and Relay Modules.

Caution: Pressure switches are manufactured to the highest quality specs. However, due to their economical construction, they should be used only for applications where, in the event of product failure, the risk of damage to equipment or personnel is minimal

PDFs & Manuals

PSW-500_spec PSW-690 View More

View Less

Compliance