Vega VEGAFLEX 61 Operating Instructions Manual page 38

8 Maintenance and fault rectification
Error messages via the
indicating and adjust-
ment module
Status accor- Error code
ding to NE 107
Failure E013
38
Error Cause
In Simatic S7 the Only four bytes
measured value is are consistently
always presented loaded in the PLC
as 0
Measured value The menu item
Display - Dis-
on the indicating "
and adjustment
play value
module does not
not set to "
correspond to the
Out
value in the PLC
No connection Incorrect adjust-
between PLC and
ment of the bus
PA network parameter and
the segment
coupler-depen-
dent baud rate
Instrument does Profibus DP cab-
not appear during le pole-reversed
connection setup
Incorrect termina-
tion
Instrument not
connected to the
segment, double
assignment of an
address
In Ex applications, the regulations for the wiring of intrinsically safe
circuits must be observed.
The indicating and adjustment modules indicates faults via error codes
and text messages. The following table describes the error codes with
status according to NE 107 and gives information on the causes of
failure and their removal:
Text message
no measured value available
no measured value available
no measured value available
Removal
Use function component SFC 14 to
load 5 bytes consistently
Check values and correct, if neces-
sary
" is
PA-
"
Check data and correct, if necessary
Check cable and correct, if necessary
Check termination at the beginning
and end points of the bus and termin-
ate, if necessary, according to the
specification
Check and correct, if necessary
Cause/Rectification
Sensor in boot phase
Sensor does not find an echo, e.g.
due to faulty installation or wrong
parameter adjustment
Wrong sensor length entered
VEGAFLEX 61 • Profibus PA