ABB AC 800F Mounting And Installation Instructions Manual page 236

6
Description of the status indicators
The module EI 812F has a multicolor LED which indicates the current module state:
State LED
• Off
• Green
• Orange
• Orange flashing Power supply switched on, module identified;
• Red
Battery LED
• Off
• Green
• Orange
• Red
6-24
Functional Description of the Ethernet Modules
No voltage applied, module is isolated
Power supply switched on, module identified
and ready to operate according to configura-
tion.
Power supply switched on, module identified:
- intermediate state after normal module
startup or
- configuration mode of Boot Loader (see Sec-
tion 5.4)
module not connected to a proper bus struc-
ture.
Power supply switched on:
- module not yet identified (short time, during
module startup) or
- error occurred during module test
When the AC 800F is on and the module is not activated,
buffering is realized via the power unit.
When the AC 800F is off and the module is not activated,
buffering is realized via the module battery. No module bat-
tery function monitoring
Sufficient buffering time
Less than 50 hours buffering time remaining
No buffer battery or battery low