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Siemens Room Temperature Controllers N3057en
Building Technologies 2014-10-28
Connection terminals
L B1* M D1 GND
*
N Q1 Q2 Q3 Y11 N
3057G01
Y12
SELV
AC 230 V
L, N Operating voltage AC 230 V
B1* Changeover (QAH11.1+ ARG86.3) or
external room temperature sensor (QAH11.1 /
QAA32)
M Measuring neutral for sensor
D1, GND* Status input for potential-free operating
mode changeover switch
Q1 Control output “Fan speed 1 AC 230 V
Q2 Control output “Fan speed 2 AC 230 V
Q3 Control output “Fan speed 3 AC 230 V
Y11 Control output “Valve” AC 230 V (N.O.,
for normally closed valves) or output for
compressor
Y12 Control output “Valve” AC 230 V (N.C.,
for normally open valves)
* Only with RDF110 or RDF110/IR
Connection diagrams
Application:
2-pipe fan coil units
B1* Return air temperature sensor (QAH11.1)
or external room temperature sensor (QAA32)
B2* Changeover sensor (temperature sensor
QAH11.1 + changeover mounting kit
ARG86.3)
M1 3-speed fan
N1 Room temperature controller RDF110...
S1* External operating mode changeover switch
V1 Zone valve
* Only with RDF110 or RDF110/IR
Application:
Compressor
in DX type equipment
B1* Return air temperature sensor (QAH11.1)
or external room temperature sensor (QAA32)
B2* Changeover sensor (temperature sensor
QAH11.1 + changeover mounting kit
ARG86.3)
M1 3-speed fan
N1 Room temperature controller RDF110..
S1* External operating mode changeover switch
C1 Compressor
* Only with RDF110 or RDF110/IR
Note: For compressor application, RDF110 or
RDF110/IR is recommended