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SYSTEM COMPONENT ADDRESSING
RS485
230V
1234
13 14 15 16 17 18
19 20 21
22 23 24
8 9
12345
6
7 11 12
+
-
230V
1234
13 14 15 16 17 18
19 20 21
22 23 24
8 9
12345
6
7 11 12
+
-
C
*
A
Module addressing
To carry out the addressing, connect to bus only 1 module at a time.
1. Set the system and put it into communication with all devices
2. Disconnect bus (C) of module A
3. Access to the parameter scripture mask via modbus (see sideway)
4. Point the IO module provisionally addressed at 7 (B)
5. At parameter 788 of module write 8
6. Point the IO module just addressed at 8 (B)
7. At parameter 788 check with a reading test, if the answer is 8
8. Connect the bus (C) of the module A
* If the module is the last element of the network connect a termination
resistance 120 Ω 1/4 W ( customer care)
B
3
select 3
4
select 4
select
2
1
select
1
2
I/O MODULE