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      Differential pressure switches, Setting range 500-2500 Pa
The Si-DPMS mechanical differential pressure switches provide a dependable solution for pressure control of aeraulic devices like as ducts, filters, and fans in a simple and effective manner. It can also be used to prevent industrial cooling systems from overheating and frost.Field selected switching point that is simple to implement. They can be used in conjunction with a manometer.
 
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| Brand | Sauermann | 
| IP PROTECTION RATING | IP 54 | 
| Operating Temperature | -40.00 °C - 85.00 °C | 
| Part number | Si-DPMS-4 | 
| Power Supply | Resistance: initial: < 50 m© / Current: 1.5 A (0.4 A) / 250 V | 
| Range | 500-2500 Pa | 
| Relay | SPDT | 
| Type | Differential pressure | 
Filter clogging monitoring in HVAC systems
• Fan monitoring in HVAC systems
• Dynamic pressure and air flow monitoring
• Dampers and valves monitoring
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