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2.3.6 Potential free Output Alarm
Signal
Relay turned off
Relay turned on
2.3.7 Start up Sequence, LED Display
When the supply voltage Upwr powers the unit shows the following sequence with LED's:
Time
Action
[s]
Normal operation
5
LED Power ON lights up only
4
LED Power ON and that LED which had led to the last interruption lights up:
- Interruption CAN Bus connection
- Overtemperature
3
- ICL recovery fault
LED Power ON lights up only
2
All LED's except the LED alarm light up
1
Normal operation
(No alarm signal possible)
0
Normal operation: see display LED's, section 2.3.5
Description
Normal operation
Alarm
The relay can indicate the alarm only, if the unit is powered. Otherwise the
relay is turned off!
ABB Switzerland Ltd
-> LED Excitation ON lights up
-> LED Overtemperature lights up
-> LED Excitation ON and LED Overtemperature lights up
Document number
3BHS200200 E80
Lang.
Rev. ind.
Page
en
A
13