POWER SUPPLY INSTALLATION
I
nstalling the TF-104 transformer.
3,5 x 25
DIN-7971
The transformer can be installed on a DIN guide (3 units) simply pressing it.
To disassemble the transformer from the DIN guide, use a plain screwdriver to lever
the flange as shown on the picture.
LOCK RELEASE INSTALLATION
L
ock release installation.
If the lock release will be installed in a metal door, use a
Ø3,5mm. drill and tap the hole . In case of wood door,
use a Ø3mm. drill .
STARTING RECOMMENDATIONS
Do not use excessive force when tightening the transformer connector screws.
Install the equipment without the power connected. Disconnect from power before any system
modification. Check that the input voltage is lower than 230Va.c.
Before to connect the system, check the connections between door panel and telephones, and
the transformer connection. Do always follow the enclosed information.
The transformer must be installed in a dry and
protected place. It's recommended to protect
3,5 x 25
the transformer by using a thermo-magnetic
DIN-7971
circuit breaker.
To install the transformer directly on the wall,
insert the fixing flanges.
Drill two holes of Ø6 mm. and
insert the wallplugs.
Fix the transformer with the specified
screws.
DIN 46277
3,5 x 25
DIN-7972
M 4 x 8
DIN-963
41