Siemens RDF302/VB - Applications for Universal Systems

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Siemens RDF302 Basic documentation CE1P3079en
Smart Infrastructure 2022-06-17
3.4.2 Applications for universal systems
*)
Application and output signal, DIP switches, diagram
• Chilled / heated ceiling ON / OFF
(heating or cooling)
1
ON
2 3
Chilled / heated ceiling with electric
heater
(heating or cooling) ON / OFF
1
ON
2 3
3191S11
N1T
B1
T
B2
T
D3
V1
3191S12
N1T
E1
B1
T
B2
T
D3
V1
• Chilled / heated ceiling 3-position
(heating or cooling)
1
ON
2 3
• Chilled ceiling and radiator ON / OFF
(heating and cooling)
1
ON
2 3
3191S11
N1T
B1
T
B2
T
D3
V1
3191S13
N1T
B1
T
D3
V2
V1
V1 Heating or heating / cooling valve actuator
B1 Return air temperature sensor or external room
temperature sensor (optional)
V2 Cooling valve actuator
B2 Changeover sensor (optional)
E1 Electric heater
D3 Dewpoint sensor
*)
RDF302.B does not have inputs X1 and X2, so sensor B1 and B2 are not
included in RDF302.B application.