Technical data

Applications for fan coil systems
Application and output signal, DIP switches, diagram
• 2-pipe fan coil unit ON/OFF
(heating or cooling)
1
ON
2 3
• 2-pipe fan coil unit with el. heater
(heating or cooling) ON/OFF
1
ON
2 3
3076D20
(B1)
M1
Y1
T
B2
T
T
(B1)
Y1
M1
3171D21
T
B2
YE
T
(B1)
T
(B1)
• 2-pipe fan coil unit 3-position
(heating or cooling)
1
ON
2 3
• 4-pipe fan coil unit ON/OFF
(heating and cooling)
1
ON
2 3
3076D20
(B1)
M1
Y1
T
B2
T
T
(B1)
T
Y2
Y1
M1
3076D22
(B1)
T
(B1)
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Siemens RDF301, RDF301.50..., RDF600KN CE1N3171en
Building Technologies Semi flush-mount communicating room thermostats 2014-05-23