Installation
13
Connecting the mains voltage
Only connect the instrument to the specified mains voltage. Refer to
the rating plate for the appropriate mains voltage. Connect the cables
as follows:
Loosen both fastening screws
and open the upper door. The
terminal box is now accessible.
Pierce the required rubber cable glands
with a screwdriver and
insert the cable through the bush into the terminal box (1).
Subsequently pull back the cable until the bush has been turned
over (2).
Connect the power supply to terminals PE,N,L or for 24 V instru-
ments to terminals U, V
Connect the conductor to the terminal block as shown on the left
.
Ensure that the leads are held securely in the terminals.
Proceed as shown in figure
to loosen the connection.
Terminals
Terminal
description
Type Function
Comment
PE
IN
Protective earth conductor
(5x)
Only for mains
115/230 V !
N (U)
L (V)
IN
Mains, N=neutral conduc-
tor (U=24 V)
Mains, L=phase (V=24
V)
Mains input
24 V / 115 V / 230 V
n
l
OUT
Neutral, switched (8x)
Phase, switched (8x)
Mains for consumers,
max. 4 A
Insert the conductor with
ferrule or the solid conductor
into the round cable input.
1
2
1
. Insert a screwdriver into the
square opening without force in
order to open the terminal.
2. Once the terminal has been
opened, remove the conductor.