描述
For air and nonaggressive gases
- For ventilation and air conditioning plants
- To monitor air filters, air flow, fan belts
- To monitor pressure in clean rooms, kitchens etc.
- Easy to mount
- >1 mio switching cycles
- Highly precise setting
- Long-term stability
Siemens Differential Pressure Switch QBM81-…
In ventilation and air conditioning plants to:
Monitor differential pressure, underpressure and overpressure
Monitor air filters and air flows
Recognize torn fan belts
Differential pressure switches can be used in clean rooms, kitchens, etc.
| Type | Pressure range(mbar) | (Pa) | (inH2O) |
|---|---|---|---|
| QBM81-3 | 0,2…3 mbar | 20…300 Pa | 0.08…1.2 inH2O |
| QBM81-5 | 0,5…5 mbar | 50…500 Pa | 0.2…2 inH2O |
| QBM81-10 | 1…10 mbar | 100…1000 Pa | 0.4…4 inH2O |
| QBM81-20 | 5…20 mbar | 500…2000 Pa | 2…8 inH2O |
| QBM81-50 | 10…50 mbar | 1000…5000 Pa | 4…20 inH2O |
下載型錄 : [download id=”261″]
以上規格僅供參考~以原廠出貨規格為主!!!
