Diagnostic alarms
6.1 Status and error displays
ET 200SP Communication module CM 1xDALI (6ES7137-6CA00-0BU0)
110 Manual, 06/2019, A5E46959434-AA
Table 6- 2 Meaning of the TX/RX LED displays
Off
Interface is transmitting ---
Off
Interface is receiving ---
When the CM 1xDALI receives an "IDENTIFY DEVICE" command (IEC 62386-103), the
LED Rx and Tx flash simultaneously at a frequency of 1 Hz and last about 10 seconds.
Table 6- 3 Meaning of the 16V displays
CM 1xDALI integrated DALI power 16
V power on
---
CM 1xDALI integrated DALI power 16
V power off
---
Table 6- 4 Meaning of FOV (Fault over voltage) displays
On
Detected over voltage on the DALI bus
(between 38 V and 353 V (250 V AC))
Check the wiring and supply voltage of
DALI bus
For example, check if you connected
the city power to the DALI bus by mis-
The voltage on DALI bus is less than or
equal to 20.5 V
---
Table 6- 5 Meaning of the PWR LED displays
Power on (supply voltage present) ---
Power off (supply voltage missing) Check the supply voltage
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