Comelit MT SB2 01 Manuel Technique page 36

Art. 1195
Transformer
Transformer 60VA (interm).
Primary 230VAC
Secondary: OUT1: 0-12V
OUT2: 0-12V
The transformer is equipped with internal protection fuse.
Dimensions: 87x105x65 (5 DIN modules).
Art. 4896
Mixer-power supply
The Mixer-power supply Art. 4896 is contained in a 12 DIN module
box. Dimensions: 208x140x65 mm.
To access the connection terminals, remove the side covers as
shown in the figure.
2
4
1
1.5A
1.5A
3
4
JP2
Art. 4896 must be supplied by means of transformer Art.1246.
Carry out the cabling and system connection prior to the
connection of the power supply operations after disconnecting
the mains supply. This unit is fitted with a protection PTC, device
after a short-circuit, d0sconnect the power supply for approximately
one minute to allow re-setting. Insert the line on input from the
external unit, and then switch on the power from Art. 1246 to the
Mixer-power supply module Art. 4896.
The device allows a maximum of one monitor to be supplied
and is able to manage a MAX of 100 users.
Terminals for system connection:
1. Lin Lin connection to the line coming from the external unit.
2. 0V 36V connection to terminals OUT1 of transformer Art. 1246.
0V 14V connection to terminals OUT2 of transformer Art. 1246.
3. L1 L1 branch output 1 of riser.
L2 L2 branch output 2 of riser.
L3 L3 branch output 3 of riser.
L4 L4 branch output 4 of riser.
4. Jumpers to be set according to the number of total users
connected to the Mixer-power supply Art. 4896.
JP1 and JP2 in position 3 for systems with from 0 to 15 users.
JP1 and JP2 in position 2 for systems with from 16 to 35 users.
JP1 and JP2 in position 1 for systems with from 36 to 100 users.
JP1 - JP2
1
MT SB2 01
JP1
2 3
35 MT SB2 01