Assignment Of Azl5 - Siemens LMV51 Series Basic Documentation

Note
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Siemens Building Technologies
HVAC Products
7.1 Assignment of AZL5... terminals
CAN X70
PIN
2 CAN L
3 GND
4 VAC 2
5
7 CAN H
8 VAC 1
Pin
COM1 X71
PIN
2 RXD
3 TXD
5 GND
Socket
Unknown pins = not connected
COM1 Port for PC (RS-232); for parameterization and visualization
with the help of the PC tool software
COM2 Port for BACS via external bus interface
CAN bus Port for the LMV5... basic unit
COM1 and COM2 cannot be active at the same time!
Basic Documentation LMV5...
7 Display and operating unit AZL5...
COM 2
CAN
8 7
9 6
1
4 3 2
X70
LCD
COM 1
X71
7 8
6 9
1 5
2 3 4
COM2 X72
PIN
1
3
4, 6 GND
8 1
5
7
X72
Socket
Operating
field
TXD
RXD
U 1
U 2
CC1P7550en
13.08.2004