CM2N3204E / 05.2001
Siemens Building Technologies
14/20
Landis & Staefa Division
Wiring diagram 1:
Measuring part for temperature with passive main and auxiliary
sensors
G
G
B1
B1
32
04
A0
1
B M
B2
B3
B4
M
B4
B9
G0
N1
G0
M
M
M
B
B
B
B2 M
M
M
AC 2
4
V
Wiring diagram 2:
Measuring part for temperature with active frost sensor and with
outside temperature acquisition via RVL55
G
G
B1
B1
3204
A
0
2
B M
B2
N2
B5
M
B4
B9
G0
N1
G0
M
M
M
B
U4
B
B2 M
M
M
AC
2
4
V
G
Wiring diagram 3:
Measuring part with active remote setting unit
G
G
32
04
A0
3
R1
G0
N1
G0
Y9
Z
AC 2
4
V
G G0
G0
Wiring diagram 4:
Measuring part with passive remote setting unit
G
G
32
04
A0
4
R2
Z
G0
N1
G0
M
R
M
AC 2
4
V
B
B1
Wiring diagram 5:
Measuring part with extract air temperature sensor for limit control
(anti-icing protection with HR)
G
G
32
04
A0
8
B6
Z
G0
N1
G0
M
B
M
AC 2
4
V
Wiring diagrams
Connections on the
measuring side