Applications - Siemens RDF300 Series Basic Documentation

Applications for fan coil systems
Application and output signal, DIP switches, diagram
·
2-pipe fan coil unit
ON/OFF
(heating or cooling)
·
2-pipe fan coil unit
modulating, DC 0...10 V
(heating or cooling)
B2
T
V1
·
2-pipe fan coil unit
modulating, 3-position
(heating or cooling)
B2
T
V1
V1 Heating or heating/cooling valve actuator
V2 Cooling valve actuator
E1 Electrical heater
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Siemens
Smart Infrastructure
4.4

Applications

The controller supports following applications, which can be configured by DIP
switches on the inner side of the controller front panel. Depending on the type,
on/off or modulating control outputs are available.
RDF300...
ON
RDF400...
1 2
RDF600...
ON
RDF340
1 2
T
(B1)
M1
T
(B1)
RDF300...
ON
RDF400...
1 2
RDF600...
T
(B1)
M1
T
(B1)
RDF300... / RDF340... / RDF400... / RDF600... Basic Documentation
· 2-pipe fan coil unit
ON/OFF
(heating or cooling)
with electrical heater
· 2-pipe fan coil unit
modulating, DC 0...10 V
(heating or cooling)
with electrical heater
E1
B2
T
V1
M1
T
(B1)
· 4-pipe fan coil unit
ON/OFF
(heating and cooling)
V2
V1
M1
T
(B1)
M1 3-speed or single-speed fan
B1 Return air temperature sensor or
external room temperature sensor (optional)
B2 Changeover sensor (optional)
RDF300...
ON
RDF400...
1 2
RDF600...
ON
RDF340
1 2
T
(B1)
RDF300...
ON
RDF400...
1 2
RDF600...
ON
RDF340
1 2
T
(B1)
CE1P3076.en
2020-02-21