Swap Function And/Or Fan In The 2Nd Stage - Siemens RDG20 KN Series Basic Documentation

6
Connection
Application examples

6.4.3 Swap function and/or fan in the 2nd stage

Example 1:
nd
Fan in the 2 stage
172 | 186
2-pipe fan coil application for floor heating/cooling (2-stage heating/cooling), fan
nd
runs only in the 2 stage:
Commissioning
●
Fan
●
Valve
●
Valve
See Technical data [➙ 177] for min. and
max. ratings
nd
P350 = 4 (2 stage)
P201 = 5 (floor)
P203 = 5 (fan coil unit)
Outputs used
●
M1 DC 0...10 V fan
●
V1 DC valve floor
●
V2 DC valve fan coil
units
RDG26..KN
A6V11545892_en--_e