Siemens RDG20 KN Series Basic Documentation page 164

Connection
6
Application examples
Example 3:
Compressor and
reversing valve
164 | 180
Compressor application, with reversing valve (heating/cooling) and DC 0...10 V fan:
Commissioning
●
Application
●
Control output
●
Fan
●
Relay function
– ON in demand: P401 = 2
– Energized mode: Heating P401 = 5
– Energized mode: Cooling P401 = 6
See Technical data [➙ 170] for min. and
max. ratings
4-pipe
P201 = 4 (On/Off)
P351 = 3
(or DIP6 = OFF)
Heating/cooling
Outputs used
●
M1 DC 0...10 V
fan
●
V1 *) Reversing
valve
●
V2 *) Compressor
●
K Relay
*)
Release contact
RDG26..KN
A6V11545892_en--_c