Bpt IT/200 Instructions page 29

In order to access the terminals, remove the
terminal covers. The use of a 6/10 telepho-
ne cable is recommended for connecting
the telephones.
The maximum distance between the
telephone interface and the telephone is
100 m.
NOTE. The unit must be connected on ana-
logue telephone lines only and not digital
ISDN lines.
Functions of each terminal
Terminal block T (telephone line)
ae local line
be local line
au telephone
bu telephone
Terminal block C (from power supplier)
5 earth
6 monitor power supply input
7 call
8 audio from entry panel
9 audio to entry panel
12 porter call
22 auxiliary/stair light
Terminal block M (to receiver)
5 earth
6 monitor power supply output
7 call
8 audio from entry panel
9 audio to entry panel
Terminal block A
~
mains
~
MPORTANT. WE RECOMMEND PROTEC-
TING YOUR TELEPHONE LINE AND
MAINS POWER SUPPLY FROM OVER-
LOADS WITH THE LP/MT LINE PROTEC-
TOR.
CONNECTIONS
Fig. 2
TL
Fig. 3
27
ON
ON
SW1
OFF 1 2 3 4 5 6
T M
A C
IT/200
T
bu
au
be
ae
A
M
5
6
7
8
9
C
LP/MT
M3
M4
au
bu
M2
ae
be
M1
5 6 7 8 9 12 22
F2
F1