Controlled Products Systems Group 9150-080 - Manual (Page 9)

• For gate operators utilizing contact sensors:
1. One or more contact sensors shall be located where the risk of entrapment or obstruction
exist, such as at the leading edge, trailing edge, and post mounted both inside and
outside of a vehicular horizontal slide gate.
2. One or more contact sensors shall be located at the bottom edge of a vehicular vertical
lift gate.
3. One or more contact sensors shall be located at the pinch point of a vehicular vertical
pivot gate.
4. A hardwired contact sensor shall be located and its wiring arranged so that the
communication between the sensor and the gate operator is not subjected to mechanical
damage.
5. A wireless contact sensor such as one that transmits radio frequency (RF) signals to the
gate operator for entrapment protection functions shall be located where the transmission
of the signals are not obstructed or impeded by building structures, natural landscaping
or similar obstructions. A wireless contact sensor shall function under the intended end-
use conditions.
7. One or more contact sensors shall be located at the bottom edge of a vertical barrier
(arm).
9150-065-D-5-07 Page 9