Siemens RDG20 KN Series - Chilled;Heated Ceiling and Radiator Applications

Functions
Control sequences
4
A6V11545892_en--_e
97 | 186
4.7.9 Chilled/heated ceiling and radiator applications
For chilled/heated ceiling and radiator applications
● Set the corresponding basic application see Application overview [➙ 43].
● Disable the fan (P350)
The following applications are available:
Application for
chilled/heated ceiling,
radiator
Basic application
Section
Sequences
Chilled/heated ceiling with
changeover
2-pipe
2-pipe fan coil unit [➙ 80]
H ( \ )
C ( / )
Chilled/heated ceiling and
electric heater (cooling only:
disable electric heater via
P027)
2-pipe with electric
heater
2-pipe fan coil unit with
electric heater [➙ 81]
El H + H (↯\ \ )
El H + C ( ↯\ / )
C ( / )
Chilled/heated ceiling and
radiator
2-pipe with radiator
2-pipe fan coil unit with
radiator or floor heating
[➙ 83]
H + rad ( \ r\ )
Rad + C ( r\ / )
Chilled ceiling and radiator
4-pipe
4-pipe fan coil unit [➙ 90]
H + C ( \ / )
Chilled/heated ceiling, 2-
pipe/2-stage
2-pipe/2-stage
heating or cooling
2-pipe/2-stage heating or
cooling [➙ 86]
H + H ( \ \ )
C + C ( / / )
Chilled/heated ceiling, 4-
pipe/2-stage
4-pipe/2-stage
heating and cooling
4-pipe/2-stage heating and
cooling (RDG2..KN) [➙ 88]
H + C + H + C (\ / \ / )
Chilled/heated ceiling with 6-
port control ball valve or 6-
port PICV
4-pipe application
with one valve: 6-
port ball valve or 6-
port PICV
4-pipe application with one
valve: 6-port ball valve or 6-
port PICV (RDG26..) [➙ 92]
H + C ( \ / )
Chilled/heated ceiling with
pressure independent combi
valve (PICV) and 6-port ball
valve for changeover
(RDG26..)
4-pipe application
with PICV and 6-
port control ball
valve as
changeover
4-pipe application with PICV
and 6-port control ball valve
as changeover (RDG26..)
[➙ 93]
H + C ( \ / )