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Unitronics
22
LINK (Physical Connection LED)
Status
LED
Indication
Not Powered or Not Linked
OFF
Device may not be powered
Adapter physical connected
Green
Adapter Ethernet Controller physically connected
ACTIVE (Exchange Data/Traffic Present LED)
Status
LED
Indication
Not Powered
OFF
Device is idle or may not be powered.
Adapter exchange data
Flashing Green
Adapter(slave) exchange data/Traffic present.
About 10msec flashing.
IOS LED (Extension Module Status LED)
Status
LED
Indication
Not Powered
OFF
Device may not be powered.
No Expansion Module
Flashing Red
Adapter has no expansion module
Internal Bus Connection,
Run Exchanging I/O
Green
Exchanging I/O data.
Expansion Configuration Failed
Red
One or more expansion module occurred in fault state.
- Detected invalid expansion module ID.
- Overflowed Input/Output Size
- Too many expansion module
- Initialization failure
- Communication failure.
- Changed expansion module configuration.
- Mismatch vendor code between adapter and expansion module.
Field Power, System Power LED (Field Power, System Power Status LED)
Status
LED
Indication
No field, System power
OFF
Not supplied 24VDC field power, 5VDC system power.
Supplied field, System power
Green
Supplied 24VDC field power, 5VDC system power.