Version 4.7/4.92/5.12
To provide maximum
lightning protection we
strongly recommend having
separate earth connections
for the dialer and zone
ground terminals.
2
6
12
4 53
Disconnect telephone
line before servicing.
7
8
9
13
14
15
16
17
18
19
20
Self-Contained Bell Connection
1
10
11
40 VA transformer strongly recommended.
Max. number of keypads: 15 keypads
Max. aux. current: 700 mA
Max. distance of bus module from panel: 76 m (250 ft.)
Max. total run of wire: 230 m (750 ft.)
This equipment must be installed and maintained by qualified service personnel only.
For UL and C-UL warnings, refer to the UL and C-UL Warnings section at the back of the MGSP Reference & Installation Manual.
The sum of the current drawn from the
BELL and AUX must be limited to 1.3A. Exceeding this limit will overload the panel power supply
and lead to complete system shutdown.