VEGA VEGABAR 52 - climate compensated - Manual (Page 40)

? 4 … 20 mA signal not stable
l L evel fluctuations
à Set the integration time via the indicating and adjustment
module or PACTware
l
no atmospheric pressure compensation
à Check the pressure compensation in the housing and clean
the filter element, if necessary
? 4 … 20 mA signal missing
l W rong connection to power supply
à Check connection according to chapter "Connection steps"
and if necessary, correct according to chapter "Wiring plan"
l N o power supply
à Check cables for breaks; repair if necessary
l O perating voltage too low or load resistance too high
à Check, adapt if necessary
? C urrent signal greater than 22 mA or less than 3.6 mA
l
electronics module or measuring cell defective
à Exchange instrument or return instrument for repair
I n Ex applications, the regulations for the wiring of intrinsically safe
circuits must be observed.
? E 013
l
no measured value available 6)
à Exchange instrument or return instrument for repair
? E 017
l A djustment span too small
à repeat with modified values
? E 036
l
no operable sensor software
à Carry out a software update or send the instrument for repair
? E 041
l H
ardware error
à Exchange instrument or return instrument for repair
D epending on the failure reason and measures taken, the steps
described in chapter "Set up" must be carried out again, if necessary.
6) F ault message can also appear if the pressure is higher than the nominal
range.
Fault messages via the
indicating/adjustment
module
Reaction after fault rec-
tification
40 VEGABAR 52 • 4 … 20 mA/HART - climate compensated
8 M aintenance and fault rectification
35075
-EN
-081209