Vega VEGABAR 52 Operating Instructions Manual page 48

8 Maintenance and fault rectification
Error messages via the
indicating and adjust-
ment module
Reaction after fault rec-
tification
48
4 ... 20 mA signal not stable
?
Level fluctuations
l
à Set the integration time via the indicating and adjustment
module or PACTware
no atmospheric pressure compensation
l
à Check the pressure compensation in the housing and clean
the filter element, if necessary
4 ... 20 mA signal missing
?
Connection to voltage supply wrong
l
à Check connection according to chapter "Connection steps"
and if necessary, correct according to chapter "Wiring plan"
No power supply
l
à Check cables for breaks; repair if necessary
Operating voltage too low or load resistance too high
l
à Check, adapt if necessary
Current signal greater than 22 mA or less than 3.6 mA
?
electronics module or measuring cell defective
l
à Exchange the instrument or send it in for repair
In Ex applications, the regulations for the wiring of intrinsically safe
circuits must be observed.
?
E013
no measured value available
l
à Exchange the instrument or send it in for repair
?
E017
Adjustment span too small
l
à repeat with modified values
?
E036
no operable sensor software
l
à Carry out a software update or send instrument for repair
?
E041
Hardware error
l
à Exchange the instrument or send it in for repair
Depending on the reason for the fault and the measures taken, the
steps described in chapter "Set up" may have to be carried out again.
Fault message can also appear if the pressure is higher than the nominal
9)
range.
9)
VEGABAR 52 • 4 ... 20 mA/HART