
3
Installation
page 25
ELC X-Series-V1.3-09.16-GB
subject to technical alterations
3.4.2 Checking the PROFIBUS connection and error indication
The display may be used to check the successful connection of ELC and Master and
furthermore the existence of an error (ELC not ready for operation). It is also possible to read
out error messages within the [Error Register] see paragraph 5.4.1 (detailed explanations may
be found there).
Display
Status
Corrective action
ELC
ready
for
operation, PROFIBUS-
connection ok
ELC
ready
for
operation,
no
PROFIBUS-connection
Check plug contact, bus
termination (see
paragraph 3.2.11), check
address and panel-
programming.
(If there is more than one error
message at hand, briefly press the
SET-button to jump to the next error
message.)
ELC not ready for
operation, PROFIBUS-
connection ok
The error cause
detected by the ELC is
displayed and may be
read out additionally in
the Error Register (see
paragraph 5.4.1).
ELC not ready for
operation,
no
PROFIBUS-connection
Check
PROFIBUS-
connection.
Detach ELC from mains
and restart.
Display won’t turn on
(display defect or no
supply)
Check 24V supply,
switch off and on again.
ELC ready
BUS connected 19h
ELC ready
No BUS
19h
Error message
BUS connected 19h
Error message
No BUS
19h