User Manual

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Siemens Room temperature controller CE1N3021en
Building Technologies 2017-11-14
The product environmental declaration CE1E3020
*)
contains data on envi-
ronmentally compatible product design and assessments (RoHS compli-
ance, materials composition, packaging, environmental benefit, disposal).
Connection terminals Use solid wires or prepared
stranded wires.
2 x 0.4-1.5 mm
2
or 1 x 2.5 mm
2
Weight 0.25 kg
Colour of housing front
white, NCS S 0502
-G (RAL9003)
*) The documents can be downloaded from http://siemens.com/bt/download.
Connection terminals
L B1* M B2 D1 GND
N Q1 Q2 Q3 Y11N
3021G01
Y12
SELV
L, N Operating voltage AC 230 V
B1* Status input “Return air temperature sensor“
M Measuring neutral “Return air temperature
sensor“
B2 Status input “Changeover sensor“
D1, GND Status input for potential-free operating mode
changeover switch
(operating action can be selected)
Q1 Control output “Fan speed I“ AC 230 V
Q2 Control output “Fan speed II'“AC 230 V
Q3 Control output “Fan speed III'“ AC 230 V
Y11 Control output '“Valve“ AC 230 V
(N.O. contact, for N.C. valves)
Y12 Control output “Valve“' AC 230 V
(N.C. contact, for N.O. valves)
* Only with the RCC10
Connection diagrams
B1* Return air temperature sensor (QAH11.1)
B2 Changeover sensor
(QAH11.1 temperature sensor + ARG86.3
changeover mounting kit)
M1 Three-speed fan
N1 RCC10 / RCC10.1 room temperature
controller
S1 External operating mode changeover switch
Y1 MVE... / MXE... zone valve
* Only with the RCC10
Environmental
compatibility
General