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21
Fig. 42 —
Return Air Smoke Detector
Operating Position
FIOP Smoke Detector Wiring and Response
ALL UNITS
The FIOP smoke detector is configured to automatically shut
down all unit operations when a smoke condition is detected.
See Fig. 43, Smoke Detector Wiring.
HIGHLIGHT A
Smoke detector NC contact set will open on smoke alarm con
-
dition, de-energizing the ORN conductor.
USING REMOTE LOGIC
Six conductors are provided for field use (see Highlight B) for
additional annunciation functions.
Fig. 43 —
Typical Smoke Detector System Wiring
RETURN AIR SMOKE DETECTOR
(Operating Position Shown)
SCREWS (2)
SAMPLE TUBE
CONTROLLER
MODULE
A
A
B