Vega VEGABAR 54 Operating Instructions Manual page 50

Maintenance and fault rectification
Error messages via
PLICSCOM
50
?
4 ... 20 mA signal missing
l
incorrect connection to power supply
à
Check connection acc. to chapter "Connection proce-
dure" and correct, if necessary, acc. to chapter "Wiring
plans"
l
no power supply
à
check cables for line break, repair, if necessary
l
supply voltage too low or load resistance too high
à
check and adapt, if necessary
?
Current signal greater than 22 mA or less than 3.6 mA
l
electronics module or measuring cell defective
à
Exchange instrument or return it for repair
l
Upcoming failure message via PLICSCOM
à
see below
In Ex applications, the regulations for the wiring of intrinsically
safe circuits must be observed.
?
E013
l
no measured value available
à
return instrument for repair
?
E017
l
adjustment span too small
à
repeat with modified values
?
E036
l
no operable sensor software
à
carry out a software update or return instrument for
repair
Fault message can come up if the pressure is higher than the nominal range
10)
10)
VEGABAR 54 - 4 ... 20 mA/HART