3.1.4.3
IO3 Module
The IO3 module is used to increase the number of binary inputs or the number of binary outputs.
The IO3 module incorporates 10 auxiliary relays (BO1-BO10) for binary outputs. All auxiliary
relays each have one normally open contact.
IO3 module
Figure 3.1.8 IO3 Module
52
Auxiliary relay
BO1
BO2
Binary
output
signals
BO9
BO10
6 F 2 S 0 7 8 9