12 outdoor wiring – Vintage Cellars FGD-0400 User Manual

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See Figure 2-8. Multiple N.C. sensors are typically magnetic reed
switches to monitor the security of windows and doors.

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Figure 2-8. Multiple Normally Closed Sensors

To wire several normally open sensors to one alert zone, connect
them in parallel. To do this, take one lead from each sensor and
attach it to the numbered terminal. Then, take the second lead
from each sensor and attach each to the corresponding common
screw. Refer to Figure 2-9.

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Figure 2-9. Multiple Normally Open Sensors

2.12 Outdoor Wiring

When wiring sensors outdoors, DO NOT allow exposed wires
to run freely in open air; under such conditions, the Model

Chapter 2: Installation