➢ In the case of serious on-site electromagnetic interference, shielded cables should
be used to improve the anti-interference ability.
➢ It is not recommended to use the same power supply for the coupler module and
the expansion sub-module, especially when there is serious on-site electromagnetic
interference, different power supplies must be used and do not share the same
ground.
3.2.3.5 Wiring Mode
Voltage Input
Current Input
3.2.3.6 Malfunction Indication and Solution
Status Indication Light
POW
RUN
On
On
Reason
ERR
On
The communication of
EtherCAT master station
ZMIO300 Series Hardware Manual Version 1.8
Check if the local expansion
later-level
35
Solution
interface
is