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Photoelectric Smoke Detector
with Interconnect and Timer
A5366
11
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Horn Enable
ton(horn)
toff1(horn)
toff2(horn)
I/O Pin
LED Pin
tt
st2, ired2
tw(led)
3rd strobe without smoke
STROBE Pin
IRED Pin
tw(st)
tdump
O Charge Dump
/I
tdump
O Charge Dump
/I
(Output)
(Input)
Horn Enable
I/O Pin
ton(horn)
toff1(horn)
toff2(horn)
tr(io)
tw(st)
STROBE Pin
LED Pin
LED Pin
Horn Enable
I/O Pin
STROBE Pin
TEST Pin
ton(horn)
toff1(horn)
toff2(horn)
(Output)
tw(st)
tw(led)
tled6
tled3
tst3, ired3
t
tst3, ired3
t
tst4, ired4
t
tst6, ired6
t
1st strobe with smoke
3rd strobe with smoke
LED off (High-Z)
LED off (High-Z)
LED on
LED off (High-Z)
LED on
Local Smoke Detection Alarm Condition
Remote Alarm Condition
Test Alarm Mode