UDACT Instruction Manual — P/N 50050:M 12/18/2009 115
Appendix J: Annunciators
J.1 General
The UDACT is connected to the EIA-485 communication bus. AFM series and LDM series
annunciators may also occupy the same bus. Use of a UDACT along with one of the above
mentioned annunciators on the same control panel will alter the assignments of the first eight
yellow LEDs on the annunciator as follows:
J.1.1 AFP-100, AFP-200, and AFP-300/AFP-400
J.1.2 System 500 & System 5000
Yellow Annunciator
LED
Assignment
Without UDACT
Assignment
With UDACT
1 System Trouble (except
AC loss)
System Trouble (except
AC loss)
2 Signals Silenced Signals Silenced
3 Not Used Program Mode
4 Not Used Supervisory
5 Supervisory Bell Trouble
6 Prealarm Prealarm/
Maintenance Alert
7 AC Fail Low Battery
8 Panel Trouble AC Fail
Yellow Annunciator
LED
Assignment
Without UDACT
Assignment
With UDACT
1 System Trouble (except
AC loss)
System Trouble (except
AC loss)
2 Signals Silenced Signals Silenced
3 Not Used Not Used
4 Supervisory Supervisory
5 Indicating Circuit #1
Trouble
Indicating Circuit #1
Trouble
6 Indicating Circuit #2
Trouble
Indicating Circuit #2
Trouble
7 Municipal Tie Trouble Low Battery/
Ground Fault
8 AC Fail AC Fail
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