3
Helvar
| Data is subject to change without notice.
Connect the mains control supply as shown below. The load output cables from the 458M chassis will
be plugged into the chassis bypass terminals. Unplug the cables, and then connect them to the module channel terminals.
Note:
The diagram on this page shows the 458M1 chassis. Cable connection is similar for the 458M2 and 458M3.
2. Connect power and load cables to module sockets
1
2
3
4
5
6
7
8
TO OUTPUT 6
TO CH6 MCB
CTRL
1
2
3
4
5
6
7
8
OUTPUTS
MCB BLOCK
TO CH1 MCB
TO OUTPUT 1
N
L
TO OUTPUT 2
TO CH2 MCB
TO OUTPUT 4
TO CH4 MCB
TO OUTPUT 5
TO CH5 MCB
TO OUTPUT 7
TO CH7 MCB
TO OUTPUT 8
TO CH8 MCB
TO OUTPUT 3
TO CH3 MCB
SDIM/DMX
cable loom
Bypass
terminals
Output
control
terminals
SDIM/
DMX
1
0 V
2
5
7
0 V
0 V
6
8
3
0 V
4
DALI
DA+
DA–
OVR
0 V
A
0 V
SCN
B
TERM
Override
Connect
external
switch
for override
operation
Link for
termination
Override and SDIM/DMX
