Digital Input/Output Modules
8–3
1070 072 145-102 (01.07) GB
8.2 Addressing
. Each of the two input/output module variants always occupies 2 bytes
inputs and 2 bytes outputs in the PLC address field.
A start address for each module must be set on the S1 DIP switch:
S1 DIP switch
S1 Start address
The 8-segment S1 DIP switch is used to select between input (I) and output
(O), and between extended input field (EI) and extended output field (EO).
Switch 8 7 6 5 4 3 2 1
Weighting 2
6
2
5
2
4
2
3
2
2
2
1
2
0
Value I/O=
OFF
EI/EO=
ON
64 32 16 8 4 2 1