Survision Visipak 4 - Specific Rules for Ceiling Installation (Front Reading); Specific Installation Rules for Car-Parks and Tolls (Rear Reading)

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1.4 - Specic rules for ceiling installation when reading from the front
Installation location rules to ensure maximum performance:
1.5 - Specic rules for installations in car-parks and normal toll installations
when reading from the rear
The minimum distance of 7m/22.97 ft ensures that the plate is read before the vehicle arrives
at the terminal, even for the longest vehicles.
The camera must be installed at a horizontal distance “X”, equal to half of H, the
installation height less the height of the barrier bar.
The space given by the distance x ensures that the plate is read before the plate arrives at
the barrier, without the barrier appearing in the image.