
9
ZPM3
ZPM3
ZPM3
ZPM3
T
A
LK BACK
AMP
+
TEL
LINE
MUTE
GND
COM
25V
70V
BUFEX
R
T
R
T
OUTPUTS
INPUTS
NOTES:
1. FOR CONNECTIONS OF
THE MASTER ZPM3
T
O
THE
TELEPHONE SYSTEM, SEE FIGURES 1, 3, 4, & 5.
2. FOR CONNECTIONS OF
THE SLA
VES
T
O
THE P
AGING SYSTEM, SEE FIGURES 6, 7, 8, & 9.
3.
T
ALKBACK
AMP
CONNECTED ONL
Y
T
O
ZPM3 UNITS WITH
T
ALKBACK ZONES
ASSIGNED.
Figure 10 –
W
iring Diagram, Multiple ZPM3 Configuration
MASTER
SLA
VE 1
SLA
VE 3 - - - - - - - - - - - - - - - - - - - - - - - - - SLA
VE 2