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Siemens…………………….RDF301, RDF301.50..., RDF600KN, RDF600KN/VB, RDF600KN/S Basic Documentation CE1P3171en
Smart Infrastructure 2020-02-21
3.4.3 Applications for heat pump systems
Application and output signal, DIP switches, diagram
· 1-stage compressor
(heating or cooling)
1
ON
2 3
· 1-stage compressor with electric
heater (heating or cooling) ON/OFF
1
ON
2 3
3181S31
N1
T
B1
T
D3
3181S32
N1
T
YE
B1
T
D3
· 1-stage compressor ON/OFF
(heating and cooling)
1
ON
2 3
3181S35
N1
T
B1
T
D3
Legend N1 Thermostat B1 Return air temperature sensor or external
room temperature sensor (optional)
YE Electric heater D3 Dewpiont sensor