?
4
…
20
m
A
signal missing
l
W
rong connection
à
C
heck connection according to chapter
"
C
onnection
steps
"
and if necessary
,
correct according to chapter
"
W
iring plan
"
l
N
o voltage supply
à
C
heck cables for breaks
;
repair if necessary
l
supply voltage too low or load resistance too high
à
C
heck
,
adapt if necessary
?
C
urrent signal greater than
22
m
A
or less than
3
.
6
m
A
l
E
lectronics module defective
à
E
xchange instrument or return instrument for repair
I
n
E
x applications
,
the regulations for the wiring of intrinsically
safe circuits must be observed
.
?
E
013
l
no measured value available
à
sensor in boot phase
à
S
ensor does not
fi
nd an echo
,
e
.
g
.
due to faulty
installation or wrong parameter adjustment
à
W
rong sensor length entered
?
E
017
l
A
djustment span too small
à
C
arry out a fresh adjustment and increase the distance
between min
.
and max
.
adjustment
?
E
036
l
no operable sensor software
à
C
arry out a software update or send the instrument for
repair
?
E
042
/
E
043
l
H
ardware error
,
electronics defective
à
E
xchange instrument or return instrument for repair
F
ault messages via the
indicating
/
adjustment
module
VEGAFLEX
65
•
4
…
20
m
A
/
HART
39
8
M
aintenance and fault recti
fi
cation
31845
-
EN
-
080716
