entered
.
T
he greater the di
ff
erence between the two adjust
-
ment points
,
the more precise the measurement
.
I
t does not
matter which value is entered
fi
rst
.
à
S
elect position
[
B
]
or
[
C
]
on the function switch
,
enter the
percentage values for the min
.
and max
.
adjustment and
save your settings
T
wo operating relays are integrated in
VEGAMET
381
E
x for
level detection
.
F
irst of all
,
determine at which switching points
the relays should switch on and o
ff
again
.
F
urthermore you
have to distinguish between the relay modes over
fi
ll and dry
run protection
.
Y
ou switch over by exchanging the
ON
/
OFF
values of the relay
.
l
O
ver
fi
ll protection
:
R
elay is switched o
ff
when the max
.
level is exceeded
(
safe currentless condition
),
relay is
switched on again when the level falls below the min
.
level
(
switch on point
<
switch o
ff
point
)
l
D
ry run protection
:
R
elay is switched o
ff
when the level
falls below the min
.
level
(
safe currentless condition
),
relay
is switched on again when the max
.
level is exceeded
(
switch on point
>
switch o
ff
point
)
à
T
o adjust the on and o
ff
switching points of relay
1
,
set the
function switch to position
[
1
]
or
[
2
],
enter the switching
points for
ON
or
OFF
and save your settings
.
I
f necessary
,
proceed in the same way with relay
2
(
position
[
3
]
or
[
4
]).
R
elay outputs
18
VEGAMET
381
E
x
-
4
…
20
m
A
signal conditioning instrument
S
etup with the integrated indicating and adjustment unit
30418
-
EN
-
060925
