Pressure Switch is used in the washing machine in order to control two levels of water, filled into the tank.
1.2 Specifications are the integral part of the procurement contract.
1.3 Entry example in the purchase order:
Sensor-relay of level HD 505 B N4 01 TT-0099-2009 by Metaflex.
3 Technical characteristics
3.1 Rated voltage, V 250
3.2 Nominal current frequency, Hz 50
3.3 Rated current through the contacts, A: - contacts 1-2 10(4)
- contacts 1-3 16(4)
- contacts 1-4 2(1)
3.4 Maximum ambient temperature, ° C 85
3.5 Number of response cycles, not less:
- contacts 1-2, 1-3 30.000
- contacts 1-4 10.000
3.6 Under normal conditions, without excess pressure in pneumatic system of the sensor-relay, contacts 1-2 are closed.
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