ABB SACE Emax E4.2 - Signallings

ABB | SACE Emax 2
218 | © 2013 ABB | 1SDH001000R0002 - L7804
Electronic accessories | 11 - Ekip Link module
Signallings
A
B
C
The following table illustrates the possible signals, and their meaning:
Pos. Description
A
Power status LED, green. The possible states are:
• Off: power supply absent.
• 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
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).
B
Link LED, green. The possible states are:
• Off: connection error (signal absent).
• On fixed: correct connection.
C
Activity LED, yellow The possible states are:
• Off: no activity on the line.
• On flashing: activity present on the line (in reception and/or transmission).