Siemens RDG20 KN Series - Page 166

Connection
Connection diagrams
6
166 | 186
A6V11545892_en--_e
RDG26..KN
Application
4-pipe with 6-port PICV
DC 0…10 V fan
1-speed/3-speed fan
Application
4-pipe with 6-port ball valve as changeover and PICV
N2
Room thermostat RDG26..KN
V3
6-port modulating control actuator
S1, S2, S3
Switch (keycard, window contact, presence
detector etc.)
V4
PICV control valve
M1
1-speed or 3-speed fan, DC 0…10 V fan
B1, B2, B3
Temperature sensor (return air temperature, external room temperature, changeover sensor, etc.)
CE-
KNX data -
CE+
KNX data +
Note:
• In application "4-pipe with 6-port ball valve as changeover and PICV", Y50 can be connected with a
DC 0...10 V fan.
• Use X3 instead if there is no KNX.