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USER-FRIENDLY MEASURING DEVICES differential pressure switches ps series Mechanical differential pressure switches for air The PS series mechanical differential pressure switches offer a cost-effective solution for filter, fan and duct pressure monitoring in building automation systems in the HVAC/R industry. PS series products offer field selectable switching point adjustment and measurement units in Pa. similar products applications • DPI series electronic differential pressure switches PS series devices are commonly used in HVAC/R systems for: • DPT-R8 series 8-range differential pressure transmitters • fan, blower and filter monitoring • pressure and flow monitoring • valve and damper monitoring Copyright HK Instruments 2017 www.hkinstruments.fi Datasheet Version 5.0 2017

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Environment: Operating temperature: -20...60 °C Storage temperature: -20...85 °C Humidity: 0 to 95 % rH, non condensing Physical Dimensions: Case: 105 x 73 x 63 mm Weight: 150 g Mounting: 2 each 4.3 mm screw holes, one slotted Materials: Case: ABS Cover: PC Membrane: Silicone Duct connectors: ABS Tubing: PVC Protection standard: IP54 Electrical connections: 3 screw terminals Wire: 12-24 AWG (0.2-1.5 mm2) Cable entry: Strain relief: M16 Knockout: 16 mm Pressure fittings: Male 0 5.0 mm Electrical Input: 24-250 VAC Output: NO / NC circuit Electrical rating, resistive load: 3 A / 250 VAC...

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