Bosch Appliances F220B6RS Ordering Information, Four-wiredetector base with sounder for use

F220‑B6RS 24 VDC Four‑wire Detector Base with Sounder 3

Ordering Information

F220‑B6RS 24 VDC Four‑wire Detector	F220-B6RS
Base with Sounder
Four-wire detector base with sounder for use
with the F220 Series Photoelectric Smoke and
Heat Detectors.
Accessories
D275 Power Supervision Module	D275
Line supervision device for four-wire fire de-
tection circuits

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