Module status displays
Module status displays are shown by the LEDs ST, ER and DE.
LED
Colour
ST
Green
ER
Red
DE
Red
EDK94AYCEO DE/EN/FR/ES/IT 2.0
Status
Description
On
Communication module is supplied with voltage and has a
connection to the standard device.
Blinking
250 ms
250 ms
The communication module is supplied with voltage, but has no
connection to the standard device. (The standard device is either
switched off, in the initialisation phase, or not available).
On
There is an error in the area of the communication module.
On
The communication module is not accepted by the standard device,
or the standard device is not active. (See notes given in the
documentation for the standard device).
l
Diagnostics
LED status displays
E94YCEO001E
8
47