Festo DLP-VSE Series, Manual

Page: 89 / 112

5. Diagnosis
5-5
Festo P.BE-DLP-VSE-... en 0206a
Display
BUS-LED Operating status Error treatment
out normal, no fault –
lights up red Hardware fault
S
servicing required
flashes slowly
(1 second inter-
vals) Field bus connection not correct.
Possible causes
– Station number not correct (e.g. ad-
dress assigned twice)
– switched-off or defective field bus
module
– interrupted, short-circuited or
faulty field bus connection
– Configuration faulty. Master con-
figuration setting in the switch
module
Check the ...
S
address setting
S
field bus module
S
field bus connection
S
configuration of the master and the
setting in the switch module
flashes (out
briefly) Switch module missing
Switch module defective
S
Insert switch module
S
Replace switch module
Fig. 5/6: Error diagnosis with the red BUS-LED
5.2.2 Diagnosis with PROFIBUS-DP
The Local control unit supports diagnostic possibilities via the
PROFIBUS in accordance with EN 50170 (DIN 19245). (The
device-specific diagnosis is supported).
Please note
The identifier-related or channel-related diagnosis listed in
EN 50170 (DIN 19245) is not supported.