4
M
ounting
4
.
1
G
eneral instructions
E
ach series
600
instrument consists of the actual signal conditioning
instrument as well as a plug
-
in socket for carrier rail mounting
.
B
ecause it has protection class
IP
30
or
IP
20
,
the instrument is
intended to be used in switching cabinets
.
4
.
2
M
ounting instructions
T
he plug
-
in socket is designed for carrier rail mounting according to
EN
50022
.
T
he operating voltage is connected to terminals
17
and
18
.
F
or neighbouring series
600
instruments it is possible to continue
connection
L
1
and
N
directly via the supplied bridges
.
M
ax
.
fi
ve
instruments can be connected through in this way
.
D
anger
:
L
ooping through via bridges is only allowed for operating voltage
(
sockets
L
1
and
N
).
T
he bridges must never be used with single
instruments
,
at the end of a row of instruments or with other sockets
.
I
f
this rule is not heeded
,
there is a danger of coming into contact with
the operating voltage or causing a short circuit
.
A VEGAMET
625
in
E
x version is an auxiliary
,
intrinsically safe
instrument and may not be installed in explosion
-
endangered areas
.
B
efore setup
,
the
E
x separating chamber must be attached
(
as shown
below
)
with
E
x versions
.
S
afe operation can be only ensured if the
operating instructions manual and the
EG
type approval certi
fi
cate are
observed
.
VEGAMET
625
must not be opened
.
A
ll signal conditioning instruments are provided with di
ff
erent gaps
dependent on type and version
(
mechanical coding
).
T
he plug
-
in socket is provided with coded pins that can be inserted to
prevent accidental interchanging of the various instrument types
.
W
ith a
VEGAMET
625
in
E
x version
,
the supplied coded pins
(
type
coded pin and
E
x coded pin
)
must be inserted by the user according to
the below chart
.
I
nstallation possibilities
I
nstallation
I
nstrument coding
10
VEGAMET
625
•
D
ouble channel
HART
signal conditioning instrument
4
M
ounting
28970
-
EN
-
110801