ABB SACE Emax E4.2 - Signallings

ABB | SACE Emax 2
Electronic accessories | 8 - Ekip Com Profibus DP modules215 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
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The following table shows the path from the display for accessing information on the modules:
About
Protection Unit
Circuit-breaker
Modules
…
Ekip Com Profibus DP
Ekip Com Profibus DP *R
…
Power Controller
The information on the modules that can be displayed includes the serial number and the software version.
Signallings
A
CB
The following table shows the possible signals, and their meaning:
Pos. Description
A
Power LED, green. The possible states are:
• Off: power supply absent.
• On fixed: power supply and communication with the trip unit present (with a trip unit with
the Alive LED option disabled).
• On, with one flash per second (synchronized with that of the green LED on the trip unit):
power supply and communication with trip unit present (with a trip unit with the Alive LED
option enabled).
• On, with two quick flashes per second (not synchronized with those of the green LED on
the trip unit): power supply present, and communication with trip unit absent (for example:
because of Local Bus disabled).
B
RX LED, green. The possible states are:
• Off: communication between master and trip unit not active.
• On fixed: communication between master and trip unit active.
C
TX LED, green. The possible states are:
• Off: communication between master and trip unit not active.
• On flashing: communication between master and trip unit active.