Figure 20: T-Tap style wiring
Table 8: Annunciator wiring callout list
Abbreviations Description
RAM Remote annunciator module
MSB Main system board
A 100 ohm, 1/2 W line matching resistor
Table 9: Maximum distance supported for respective AWG for annunciator quantity
Maximum
Annunciator QTY
Maximum distance
(ft) w/22 AWG
Maximum distance
(ft) w/20 AWG
Maximum distance
(ft) w/18 AWG
Maximum distance
(ft) w/16 AWG
Maximum distance
(ft) w/14 AWG
2 1239 1970 3132 4000 4000
1 2478 3941 4000 4000 4000
page 27 579-1402 Rev B
2004 Foundation Series Fire Alarm Control Unit Installation Guide
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