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Document 50581 Rev A 12/9/96 P/N 50581:A
Figure 1-1: Component Summary
Current Consumption @ 24 VDC (Regulated and filtered)
Normal/Standby (no activity): 23 mA
Trouble Condition: 31 mA
Alarm: 28 mA (1 zone in alarm)
40 mA (all 10 zones in alarm)
AC Fail: 24 mA
Note: These connections must be power-limited and the +24 volt power (18 VDC to 26 VDC) must be
regulated and filtered.
ROM
Earth Ground Option
-24 VDC OUT
-24 VDC IN
+24 VDC OUT
+24 VDC IN
No connection
+EIA-485
-EIA-485
Shield
No connection
Piezo Sounder
The LED-10N sounder, if enabled, will be activated
when any new alarm or trouble is received from the
panel. It is silenced by the ACKNOWLEDGE or SI-
LENCE switch. Piezo must not be disabled without
approval of LAHJ (Local Authority Having Jurisdiction).
Membrane Connectors
Membrane switch connectors
Side view
(rotated 180
o
from above
[Top] view)
Receive-Transmit/Receive only
not used
LED-10N Address
Keyswitch Enable/Disable
Piezo Enable/Disable
Top view
Note: TB1 & TB2 are located
on backside of PCB
General Information
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