United Integration Technology Sdn Bhd

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+603-8210 9474
+6011-2076 0466

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Air Differential Pressure Switch PSS Series

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Air Differential Pressure Switch PSS Series Pressure Sensor Ventilation Control Products Test and Measuring Instruments


Features and Technical data
 
PSS-series air differential pressure switch is a high sensitivity for low differential pressure switching applications. The air differential pressure switch PSS-series is suitable for use in air conditioning systems to provide an indication of fan status or 'filter dirty'condition. The switching knob of PSS air differential pressure switch is
mounted under the cover to avoid tampering, the scale isindividually laser etched for high accuracy.

The air differential pressure switch PSS-series have a silicon rubber between the grey base and the transparent cover to achieve protection class IP65.

4 different types
 
PSS 20-300
Air differential pressure switch with protection class IP65,
adjustment pressure range 20 to 300 Pa
 
PSS 50-500
Air differential pressure switch with protection class IP65,
adjustment pressure range 50 to 500 Pa
 
PSS 100-1000
Air differential pressure switch with protection class IP65,
adjustment pressure range 100 to 1000 Pa
 
PSS 500-2000
Air differential pressure switch with protection class IP65,
adjustment pressure range 500 to 2000 Pa

Duct fixing kit included in scope of delivery for air differential pressure switch PSS-series

Duct fixing kit includes:
2 meter plastic tubing
2 x pitot tubes
4 x fixing screws.
Max. operating pressure 50 mbar (5000Pa)
Pressure connections 6 mm ID push-on tubing),
P1 = Hi and P2 = Lo
Max. operating pressure 50 mbar (5000Pa)
Electrical rating 5A(0.8A)/230Vac or 2A@30Vdc
Connections screw terminals
Dimensions 81 mm diameter x 52 mm high
Housing material plastic moulding
Fixing metal mounting bracket
Protection IP65
Ambient range -30°C to +85°C
Installation category IEC 664 Category II
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