Diagnostics
Wieland Electric GmbH | BA000966 | 08/2017 [8151]
73
Device state and LED displays in the controller modules
958928779
Flash code meaning
Table 42: Key
Symbol
Meaning
LED off
LED flashing
LED lights up
Reference
Table 43: Device state and LED displays in the controller modules
PWR/EC
LED
Meaning
Additional info
Red flashing
An error has occurred in the control. All 24V
outputs have been switched off. The control
must be restarted with a power ON reset after
the cause of the error has been eliminated.
The number of flash pulses indicates the error
class to which the occurring error belongs.
Number of flashing pulses = error class
2: Configuration data
3: Application
4: Self-test
5: Voltage/current monitoring
6: I/O modules
7: Cross-communication
8: Internal
Green flashing
(1 Hz)
The supply voltage at A1, B1, or B2 is outside
of the range of 16.8 V to 30 V.
Green
The supply voltage at A1, B1, and B2 is within
the range of 16.8 V to 30 V.
MS LED mo-
dule state
State
Additional info
Red flashing (1
Hz)
There is no project at the control or the pro-
ject data is faulty (because, e.g., the number
of inserted I/O modules does not match the
project).
No module or faulty module configuration
Green flashing
(1 Hz)
Project data adopted from control and I/O
modules; waiting for start command
Green
Control has started.
/
Red/green
flashing
One or more inputs have a cable break or
short-circuit to 24V.
Or there is a sequence/synchronous time
error at a two-channel input.
Or an output has a test error (e.g. short-
circuit).
10.3.1
Summary of Contents for samos PRO COMPACT
Page 1: ...samos PRO samos PRO COMPACT Hardware Manual Doc no BA000966 Last Update 08 2017 8151...
Page 103: ...Appendix Wieland Electric GmbH BA000966 08 2017 8151 103 Declaration of Conformity Page 2...
Page 104: ...Appendix Wieland Electric GmbH BA000966 08 2017 8151 104 Declaration of Conformity Page 3...
Page 105: ...Appendix Wieland Electric GmbH BA000966 08 2017 8151 105 Declaration of Conformity Page 4...
