Bosch Appliances F220-B6RS installation manual b2 b1, a1/a2 c

14 en Install the BasesF220 Series Detectors with F220-B6RS Bases

	_				_
1 +					+ 1
F220-B6RS
4	b2 b1			4	a1/a2 c
	4			C	5
	5	3		NO
	+		2	+
3			1		3
	_			_
2	_+			+_	2
1. Base Power: positive (+)			powers the sounders from
and negative (-) resetta-			the control panel so that
ble auxiliary power input			all sounders follow the
from the control panel or			control panel’s NAC set-
from a previous four-wire			ting.
base.		4.	Optional interconnection
2. Positive (+) and negative			from one base to the next
(-) initiating device circuit			base for up to five F220-
(IDC) input from the			B6RS bases. If any of the
control panel or from a			interconnected detectors
previous four-wire base.			signals an alarm, all of the
3. Sounder Power (optional):			interconnected base
positive (+) and negative			sounders are synchronized
(-) 24 VDC NAC power			to the same signalling
input from the control			pattern as the initiating
panel, a remote NAC, or			detector’s base. Refer to
from a previous four-wire			Figure 3.3 on page 17.
base. This connection		5.	Alarm Loop Relay

Fig. 3.2 Wiring F220-B6RS Sounder Bases

F.01U.029.847 -01 2007.02 Installation Manual Bosch Security Systems, Inc.