CM2N3205E / 05.2001
Siemens Building Technologies
12/18
Landis & Staefa Division
G
M B1 B2 B4 B9
Z3
GE E1 E2 E3 E4 E5 E6 E7 E8
GF
Y10 G
G
Y20
G
Y30
UP UN
AZI65...
F91
Q24
3
205
G
0
1
Q23
Q20
F92
G0
Q14
Q13
G
AC 24 V operating voltage (system potential)
G0
AC 24 V operating voltage (system neutral)
M
Measuring neutral
B1
Measuring signal from room or extract air temperature sensor (LG-Ni1000
Ω
/ DC 0...10 V)
B2
Measuring signal from supply air temperature sensor (LG-Ni1000
Ω
/ DC 0...10 V)
B4
Measuring signal from outside sensor (LG-Ni1000
Ω
/ DC 0...10 V)
B9
Measuring signal from frost protection unit (LG-Ni1000
Ω
/ DC 0...10 V)
Z3
Compensating signal from peripheral equipment (1000...1225
Ω
/ DC 0...10 V)
Y10
DC 0...10 V control signal for heating
Y20
DC 0...10 V control signal for cooling
Y30
DC 0...10 V control signal for heat recovery / mixed air dampers
Q20
AC 24 V control signal for compressor, dx-cooling or circulating pump
Q13, Q14
Potential-free relay contact to switch circulating pumps or an electric air heater battery
Q23, Q24
Potential-free relay contacts to switch fans
GE
Signal voltage neutral for digitals status inputs
E1
Digital signal input "Fire / smoke"
E2
Digital signal input "Disturbed flow"
E3
Digital signal input "Circulating pump / electric air heater battery"
E4
Digital signal input "Common falut signal form chiller"
E5
Digital signal input "Fan, overcurrent"
E6
Digital signal input "Extended operation" (with automatic operation only
E7
Digital signal input, freely available
E8
Digital signal input, freely available
GF
Signal voltage neutral for common fault status signals (AC / DC 5...42 V)
F91
Common fault signal according to alarm priority A (AC / DC 5...42 V)
F92
Common fault signal according to alarm priority b (AC / DC 5...42 V)
UN, UP
Terminals (2...3) for communication
Note: LG-Ni1000
Ω
sensors = Landis & Staefa standard
G
G
B1
B1
32
05
A
0
2
B M
B2
B4
B9
M
B4
B9
Y10
Y20
Y30
G0
N1
G0
M
M
M
B
B
B
B2 M
M
M
G
G
B1
320
5
A
04
R1
M
B2
Z3
Y10
Y20
Y30
G0
N1
G0
Y9
B4
B9
G G0
G0
N1
Controller RWI65.01
B1
QAA23 / QAM22 room or extract air temperature sensor
B2
QAM22 supply air temperature sensor
B4
QAM22 / QAC22 outside sensor
B9
QAD22... / QAE22...
R1
FZA61.11 remote setting unit
Internal diagram
Connection diagrams
Connections on the
measuring side
Connection diagramm 1:
Measuring part for tem-
perature with passive main
and auxiliary sensors
Connection diagramm 2:
Connection of an active
remote setting unit
Legend to connection
diagrams 1 and 2