Omega Products PSW28V-30W User Manual
PSW27, PSW28, PSW29 Series
Pressure & vacuum switches
Compact, rugged, pre-fixed setpoint
INSTRUCTION
SHEET
Shop online at: omega.com e-mail: info@omega.com
For latest product manuals: omegamanual.info
Installation instructions for OMEGA PSW27, PSW28 & PSW29 Series: Pressure and
vacuum switches, compact, rugged, pre-fixed setpoint.
General
These reliable, compact single pole switches are used in pressure and vacuum applications where
moderate accuracy is sufficient. The fixed setpoint is factory set.
M4070-0504
Additional Information
Temperature Range: -10 to 75°C (14 to 167°F)
Setpoint Accuracy: +/- 10% at 70°F. Note: pressure settings may change over the temperature range.
Pressure Connection:
PSW27: 1/8" NPT male.
PSW28: Center spout for 1/8" ID tubing. Provided with 9/16-18
mounting nut.
PSW29: Radial spout for 1/8" ID tubing.
Approvals: UL recognized, CSA certified, microswitches bear the ENEC & CE Mark.
PSW27 Series
)
)
)
)
)
)
)
)
Mounting Instructions
PSW27 series come with a 1/8 NPT male pressure connection with a 9/16 threaded mounting, and nut is
included.
Electrical/Pneumatic Specification for PSW27 Series Pressure Switches
Model No. Fixed Setpoint Proof Pressure SPDT Switch Rating
PSW27-1P 1 psig 30 psig 10 amps (resistive)
PSW27-2P 2 psig 50 psig 21 amps (resistive)
PSW27-5P 5 psig 50 psig 21 amps (resistive)
PSW27-10P 10 psig 50 psig 21 amps (resistive)
PSW27-20P 20 psig 50 psig 21 amps (resistive)
PSW27-30P 30 psig 80 psig 21 amps (resistive)
PSW27-40P 40 psig 80 psig 21 amps (resistive)
PSW27-50P 50 psig 80 psig 21 amps (resistive)
Electrical/Pneumatic Specifications for PSW27V Vacuum Switches
Model No. Fixed Setpoint Proof Pressure
PSW27V-25W 25" WC Vac 300" WC Vac 10 amps (resistive
PSW27V-30W 30" WC Vac 300" WC Vac 10 amps (resistive
PSW27V-40W 40" WC Vac 300" WC Vac 21 amps (resistive
PSW27V-50W 50" WC Vac 300" WC Vac 21 amps (resistive
SPDT Switch Rating
PSW27V-75W 75" WC Vac 350" WC Vac 21 amps (resistive
PSW27V-100W 100" WC Vac 350" WC Vac 21 amps (resistive
PSW27V-150W 150" WC Vac 350" WC Vac 21 amps (resistive
PSW27V-200W 200" WC Vac 350" WC Vac 21 amps (resistive
Loading...