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12 en | Install the Bases F220 Series Detectors with F220-B6/C/E/R Bases
4998138694 -04 | 2007.01 Installation Manual Bosch Security Systems, Inc.
3.2.4 Four-wire Loop Termination
One D275 End-of-Line Module (refer to Figure 3.6 on page 17)
or F220-B6E Power Supervision Base (refer to Figure 3.4 on
page 15) is required for each loop when using four-wire bases.
3.3 Wire Optional Remote Annunciators
If using the optional DRA-5 Remote Alarm Indicator, connect the
positive (red) wire to terminal b1 and the negative wire (white)
to terminal c (refer to Figure 3.1).
1. Red wire to Terminal b1
on base
2. White wire to Terminal c
on base
Fig. 3.1 Optional DRA-5 Remote Annunciator Wiring
b1b2
3
5
4
2
1
ca1/a2
DRA-5
2
1
4998138694Er7.book Page 12 Thursday, March 1, 2007 8:42 AM