Wiring diagram for the Intercommunication Central
ADS GUARD UNIT
REF. 2491
* NOTE: It is neccessary to put a 10 Kohm resistor between terminals + and L at the end of this branch, (or
in every branch, up to 4 maximum). The Guard Unit is supplied with a plastic bag including 5 resistors.
Technical Features
Power Supply:
Temperature Range:
Connectors:
'+'
'-'
'A'
'B'
'C1,C2,C3'
'LX'
'LI'
WALL CONNECTION
18VDC
0 ~ 50 ºC
Power Supply (+18VDC)
Power Supply (GND)
No function in this model
No function in this model
Control lines
No function in this model
Data+Audio from/to the Guard Unit
(*) SEE NOTE
LAST FLOOR
FIRST FLOOR
BOX
Pag 37