12
FnIO MODBUS Adapter NA-9189
FnIO S-Series
Copyright(C) CREVIS Co.,Ltd Support +82-31-273-6453 URL : www.crevis.co.kr
2.3.4.
Expansion Module Status LED (I/O)
2.3.5.
Field Power Status LED
State
LED is :
To indicate :
Not Powered
No Expansion Module
Off
Device has no expansion module or may not be powered
FnBus On-line,
Do not Exchanging I/O
Flashing Green
FnBus is normal but does not exchanging I/O data
(Passed the expansion module configuration).
FnBus Connection,
Run Exchanging IO
Green
Exchanging I/O data
FnBus connection fault
during exchanging IO
Red
One or more expansion module occurred in fault state.
- Changed expansion module configuration.
- FnBus communication failure.
Expansion
Configuration Failed
Flashing Red
Failed to initialize expansion module
- Detected invalid expansion module ID.
- Overflowed Input / Output Size
- Too many expansion module
- Initial protocol failure
- Mismatch vendor code between adapter and expansion module.
State
LED is :
To indicate :
Not Supplied Field
Power
Off
Not supplied 24V dc field power
Supplied Field Power
Green
Supplied 24V dc field power