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MATERIALS OF CONSTRUCTION
Housing Die-Cast Zinc
SPECIFICATIONS
Ports/Mounting Plate 1/4" NPT
Adjustment Range -14 to 350 PSI (-1 to 25 bar)
Maximum Pressure See Part Number Identification Table
Temperature Rating
Ambient 14° to 140° F (-10° to 60° C)
Media 14° to 175° F (-10° to 80° C)
Temperature Sensitivity
@ Zero Point Set Point Shifts 0.4% of FS/10°C
@ Set Point Pressure Set Point Shifts 0.3% of FS/10°C
Electronics Pressure Sensor, Microprocessor
Evaluation Circuitry and
Solid-state Output Driver
Switching/Reset Point Adjustable between 0 – 100% of FS
Linearity < 0.5% of Final Value ± 1 digit
Electrical Connector DIN Style Plug with Removable
Cable Plug Adapter
FEATURES
Real-Time LED Status Display of Pressure
Adjustable Hysteresis
Off-Line Calibration
Fast, Accurate Response
Extensive Service Life
APPLICATION
Ideal for Control of Filtered Compressed Air,
Lubricated or Non-Lubricated
.43
(11)
NPT
1
/4
1.85 (47) 1.18 (30)
1.97 (50)
.05 (1.2)
.47
(12)
.59 (15)
Ø.31 (8)
.79 (20)
1.18 (30)
.20 (5.2)
4.53 (115)
All dimensions in inches (mm)
PSW31 Series
ELECTRONIC PRESSURE SWITCH FOR PNEUMATIC APPLICATIONS