Installation
48
Installation Manual
2.4.6
External Relay and Second Ringer Relay Connection
This PBX has 1 internal relay (with normally-closed and normally-open contacts) to control
external equipment which is user-supplied ; in all KX-TD612 documentation, the external
equipment is called "External Relay".
This PBX also has 1 internal relay to control a second ringer which is user-supplied ; in all KX-
TD612 documentation, this second ringer is called "Second Ringer Relay". Never exceed the
current ratings of the relay contacts. Please see the current ratings in "1.3.1
Connection
Use a 10-pin terminal block (included) for connection.
1.
While pressing down on the hole at the top of the terminal block using a screwdriver, insert
the equipment wire into the side hole as shown below.
2.
Attach the terminal block to the external equipment connector on the system.
To External Relay and
Second Ringer Relay
External Relay (Pin 3-5)
Second Ringer Relay
Top View of External Equipment Connector
(Pin 6 and 7)
