Connecting To Power Supply; Preparing The Connection - VEGA VEGAMET 381 Betriebsanleitung

Connecting to power supply

Remove the pluggable terminal strips from the
2
top and bottom.
Screw the threaded pin [3] into the rear of the
3
instrument and tighten with a screwdriver.
Insert the instrument from the front into the front
4
panel [1].
Place the clamping strap [2] from the back over
5
the pin [3] and pull it with the knurled nut [4]
against the panel [1].
1
Fig. 9: Front panel mounting
Front panel
1
Clamping bracket
2
Pin
3
Knurled nut
4
Screw mounting
1
Insert the metal strap [1] from above into the
housing cut-out.
Fasten the instrument directly to the wall with
2
the three screws (max. ø 4 mm).
Fig. 10: Screw mounting
Metal strap
1
Carrier rail mounting
24
2 3 4
1
80
Place the adapter plate [1] to the rear of
1
VEGAMET 381 (spring of the adapter plate
downward) and fasten the plate with screw [2]
(M4 x 6).
PlaceVEGAMET 381 against the carrier rail [3]
2
from below and push the instrument upward
until it snaps in.
Fig. 11: Carrier rail mounting
Adapter plate
1
Screw (M4 x 6)
2
Carrier rail
3
5 Connecting to power supply

5.1 Preparing the connection

Note safety instructions
Always keep in mind the following safety instruc-
tions:
Connect only in the complete absence of line
l
voltage
If voltage surges are expected, install over-
l
voltage arresters
Take note of safety instructions for Ex appli-
cations
In hazardous areas you must take note of
the respective regulations, conformity and
type approval certificates of the sensors
and power supply units.
Select power supply
The power supply can be 20 ... 253 V AC, 50/60 Hz
or 20 ... 253 V DC.
Selecting connection cable
The operating voltage of VEGAMET 381 is
connected with standard cable according to the
national installation standards.
1 2 3
VEGAMET 381