Signallings - ABB SACE Emax 2 Series Installation, Operation And Maintenance Instructions

Signallings

C
218 | © 2013 ABB | 1SDH001000R0002 - L7804
The following table illustrates the possible signals, and their meaning:
Pos. Description
Power status LED, green. The possible states are:
• Off: power supply absent.
B
• On fixed: power supply and communication with the release present (with a
release with the Alive LED option disabled).
• On, with one flash per second (synchronized with that of the green LED on the
A
release): power supply and communication with release present (with a release
with the Alive LED option enabled).
• On, with two quick flashes per second (not synchronized with those of the
green LED on the release): power supply present, and communication with
release absent (for example, because Local Bus disabled).
Link LED, green. The possible states are:
B • Off: connection error (signal absent).
• On fixed: correct connection.
A
Activity LED, yellow The possible states are:
C • Off: no activity on the line.
• On flashing: activity present on the line (in reception and/or transmission).
ABB | SACE Emax 2
Electronic accessories | 11 - Ekip Link module