Siemens RDF300 Series Basic Documentation page 38

Application:
Compressor in DX-type
equipment
(DIP setting: "2-pipe")
Application:
Compressor in DX-type
equipment with
electrical heater
(DIP setting: "2-pipe & el.
heater")
Application:
Compressor in DX-type
equipment heating and
cooling
(DIP setting: "4-pipe")
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Siemens
Smart Infrastructure
6.2.2 Compressor-based applications with RDF300... /
RDF400... / RDF600...
RDF300... / RDF340... / RDF400... / RDF600... Basic Documentation
M1 3-speed fan
N1 Room thermostat
RDF300... / RDF400... / RDF600...
C1 Compressor
S1, S2 Switch (keycard, window contact, etc.)
B1, B2 Temperature sensor (return air temperature,
external room temperature sensor, etc.)
M1 3-speed fan
N1 Room thermostat
RDF300... / RDF400... / RDF600...
C1 Compressor
E1 Electrical heater
S1, S2 Switch (keycard, window contact, etc.)
B1, B2 Temperature sensor (return air temperature,
external room temperature sensor, etc.)
M1 3-speed fan
N1 Room thermostat
RDF300... / RDF400... / RDF600...
C1 Compressor "Heating"
C2 Compressor "Cooling"
S1, S2 Switch (keycard, window contact, etc.)
B1, B2 Temperature sensor (return air temperature,
external room temperature sensor, etc.)
Note:
Use an external relay for designated reversing valve
and compressor equipment terminal connections.
See DX equipment wiring diagram for connection
details.
CE1P3076.en
2020-02-21