Vega VEGACAL 62, Operating Instructions Manual

Page: 37 / 60

8
M aintenance and fault recti fi cation
8 . 1 M aintenance
W hen used in the correct way , no special maintenance is required in
normal operation .
8 . 2 R emove interferences
T he operator of the system is responsible for taken suitable measures
to remove interferences .
A maximum of reliability is ensured . N evertheless , faults can occur
during operation . T hese may be caused by the following , e . g .:
l
S
ensor
l
P
rocess
l
P ower supply
l
S ignal processing
T he fi rst measures to be taken are to check the output signals as well
as to evaluate the error messages via the indicating and adjustment
module
. T he procedure is described below . F urther comprehensive
diagnostics can be carried out on a PC with the software PACT ware
and the suitable DTM . I n many cases , the causes can be determined
and faults recti fi ed in this way .
H
owever
,
should these measures not be successful
,
call the
VEGA
service hotline in urgent cases under the phone no . + 49 1805 858550 .
T he hotline is available to you
7
days a week round - the - clock . S ince
we o ff er this service world - wide , the support is only available in the
E nglish language . T he service is free of charge , only the standard
telephone costs will be charged .
?
W hen an additional instrument is connected , the segment fails .
l
M ax . supply current of the segment coupler exceeded
à M easure the current consumption , reduce size of segment
?
W rong presentation of the measured value in S imatic S
5
l
S
imatic
S
5
cannot interpret the number format
IEEE
of the
measured value
à I nsert converting component from S iemens
?
I n S imatic S
7
the measured value is always presented as
0
l
O nly four bytes are consistently loaded in the PLC
à U se function component SFC
14
to load
5
bytes consistently
R eaction when malfunc -
tions occur
C auses of malfunction
R emove interferences
24 hour service hotline
C hecking P ro fi bus PA
VEGACAL
62
• P ro fi bus PA
37
8
M aintenance and fault recti fi cation
30025
-
EN
-
090603