11
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.
LED Indicator
2.3.1.
Module Status LED (MOD)
State
LED is :
To indicate :
No Power
Off
No power is supplied to the unit.
Device Operational
Green
The unit is operating in normal condition.
Device in Standby
Flashing Green
The device needs commissioning due to configuration missing,
incomplete or incorrect.
MODBUS Error
Green/Red Toggle
MODBUS error such as watchdog error, etc.
Minor Fault
Flashing Red
Recoverable Fault
- EEPROM sum check error.
Unrecoverable Fault
Red
The device has an unrecoverable fault.
- Memory error or CPU watchdog error.
2.3.2.
Physical Connection LED (LINK)
State
LED is :
To indicate :
Not Powered
Off
Device is not on-line or may not be powered
Adapter physical
connected
Green
Adapter Ethernet Controller Physically connected
2.3.3.
Exchange Data/Traffic Present LED(ACTIVE)
State
LED is :
To indicate :
Not Powered
Off
Device is not on-line or may not be powered
Adapter exchange data
Flashing Green
Adapter (Slave) exchange data/Traffic present.
About 10msec flashing.
