Tadiran Telecom Coral IPx Office, Installation And Hardware Reference Manual, Page: 406 / 510

9-94
Shared Service Cards Coral IPx Office Installation Manual
Accessory or Alarm Rela
y-3 Major/Mi
nor Alarm
9
0
Figure 9-29
is a simplified circuit diagram of the relay contacts.
The relay provide form A (single pole, single throw and normally open) contacts for
activating external circuitry and devices. Operation of the relays is configured at the
PI system database.
Contacts RLY3 are designated for use as either a major or minor system alarm, signal,
or an auxiliary dial-operated relay contact. Do not exceed the contact ratings listed in
the specifications.
Figure 9-29 RLY3
Simplified Diagram
...................................................................................................
2 Circuit Description
RLY 3
Major/Minor
Alarm Signal
or
Auxiliary
Dial Operated
Accessory
Relay Contacts:
(1/2) when P4 is connected between legs 2/3
(3/4) when P4 is connected between legs 3/4
*
*
*