3.4 Connecting conduits
Eight knockouts are provided for conduit connection. The location of each knockout is shown in Figure 6. To connect a conduit, complete
the following steps:
1. Select the suitable knockout or knockouts and pull the conductors in the box.
2. Separate the non-power limited (NPL) wiring from the power limited (PL) wiring.
3. Maintain a minimum distance of 0.25 in. (6.35 mm) between NPL and PL wiring.
4. Power all auxiliary relay loads from the AUX power circuit or from a regulated 24 VDC power limited power supply that is UL listed
for fire protective signaling service.
Figure 6: Knockout locations
page 13 579-1402 Rev B
2004 Foundation Series Fire Alarm Control Unit Installation Guide
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