Categories Pressure, 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.
Brand : HK Instruments
| Accuracy (at applied pressure) | At low limit (typical): PS200: ± 8 Pa PS300: ± 8 Pa PS500: ± 8 Pa PS600: ± 8 Pa PS1500: ± 20 Pa PS4500: ± 100 Pa At low limit (typical): PS200: ± 15 % PS300: ± 15 % PS500: ± 15 % PS600: ± 15 % PS1500: ± 15 % PS4500: ± 15 % |
| Switching differential (typical) | PS200: 20 Pa PS300: 25 Pa PS500: 25 Pa PS600: 35 Pa PS1500: 80 Pa PS4500: 250 Pa |
| Overpressure | Proof pressure: 25 kPa Burst pressure: 50 kPa |
| Media compatibility | Dry air or non-aggressive gases |
| Measuring units | Pa |
| Measurement range | PS200: 20-200 Pa PS300: 30-300 Pa PS500: 30-500 Pa PS600: 40-600 Pa PS1500: 100-1500 Pa PS4500: 500-4500 Pa |
| Environment | Operating temperature: -20...60 °C Storage temperature: -20...85 °C Humidity: 0 to 95 % rH, non condensing |
| 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 ø 5.0 mm |
| Input | 24–250 VAC |
| Output | NO / NC circuit |
| Electrical rating, resistive load | 3 A / 250 VAC (PS200: 0.1 A / 250 VAC) |
| Electrical rating, inductive load | 2 A / 250 VAC (PS200: -) |
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