LDM Series Instruction Manual — P/N 15885:H3 8/12/2019 27
Annunciator Operation System 500 (UL 8th)
Figure A.3 illustrates the configuration of LDMs to annunciate alarms for up to 24 zones (no zone troubles) with the first eight points (P1
through P8) dedicated to the System 500 function annunciations listed below. No expander is needed in this mode.
Figure A.4 illustrates the configuration of LDMs to annunciate alarms for up to 24 zones (no zone troubles).
wire to
LEDs
view of LDM-32
Address #1
LDM-32
System
Functions*
1 - 8
9 - 16
17 - 24
*
Sys
tem Status Indicators
Notification Circuit #2 ON (Green LED)
Notification Circuit #1 ON (Green LED)
System Alarm (Red LED)
Municipal Tie ON (Red LED)
Alarm Relay ON (Red LED)
not used
Figure A.3 Alarm Points Only Operation
view of LDM-32
wire to
LEDs
Address #1
LDM-32
not
applicable
1 - 8
9 - 16 17 - 24
Figure A.4 Alarm Only Operation with CPU Shift