Page 7 American Access Systems / Security Brands, Inc.
Standard Hook-up Diagram for PhoneLink 500 with
built in Bypass Switch
12 AC/DC
Power
Source
Relay Control for
Access Device(s)
Belden
#9502
PhoneLink 500 Circuit Board
PHONE
COMPANY
HOUSE
PHONES
T
I
P
R
I
N
G
T
I
P
R
I
N
G
N/O COM N/C
N/O COM N/C
RELAY A
RELAY B
EVENT
INPUT
Power
TELCO BOX
(Located on side of house)
Customer Side Only
Connection Screws
Remove house
telephone wires from
Connection Screws
and connect here
Red
Green
3000 ft. Max
Distance
Earth Ground
Board
Bypass Switch
Telco Box
Phone Company
---
Phone Company
To Phones
---
House Phones
PhoneLink 50 Circuit