Inovance GL20-RTU-PN - SF LED Indicator Faults

‑24‑
LED Indicator
Status (see "
1.2
Components
"
on page 8 )
Fault Description Cause Solution
SF Solid
on
(red)
● I/O module
configuration failed
● I/O module status
switch failed
The local bus
communication failure
causes an error when
the master module
interacts with the
expansion module
Check the contact of
the communication
interface of the
expansion module or
restart the whole
system
I/O module offline I/O module is powered
off or unplugged
Check whether the
module in the
corresponding slot is
powered off or
unplugged
Error caused by high
frame loss rate of local
bus communication
Check the contact of
the communication
interface of the
expansion module or
restart the whole
system