KAPSCH G4P Mounting Instructions

Kapsch TrafficCom IVHS
G4P Permanent Interior Transponder
Mounting Instructions
The G4P interior transponder mounts on the vehicle windshield. The preferred mounting location
is between the roofline and the rear view mirror post. If there is not enough room in the preferred
mounting location to accommodate the G4P transponder, the transponder can be mounted
beside the rear view mirror post. The transponder is secured using 3M™ VHB™ foam tape.
Requirements
For reliable operation of the transponder, the vehicle must be
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equipped with only one transponder while passing through a toll
facility. Other transponders present in or on the vehicle must be
switched off or enclosed in an RF shield.
The mounting location must provide direct line-of-sight
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communication between the transponder and the toll facility
overhead antenna.
Do not mount the G4P transponder on vehicles:
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with non-metallic roofs.
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with windshields covered in RF-blocking material (ex. metal oxide).
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with a metallic center windshield dividing post.
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without center-mounted rear view mirrors.
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Handheld mobile communication devices must not be located within
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12 in. of the transponder.
Metal objects (except for the rear view mirror and the roof ) must not
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be located within 6 in. of the transponder.
G4P transponders cannot be used where local regulations prohibit
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mounting transponders on the windshield.
Apply 3M VHB acrylic foam tape in accordance with 3M document
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70-0704-8701-5.
G4P Transponder Mounting Instructions
1. Select a mounting location on the front windshield. The G4P transponder
should be mounted ½ in., but no more that 2 in., from the roofline.
The preferred mounting location is between the roofline and the rear
view mirror mounting post, with a minimum of ½ in. between the
transponder and the rear view mirror post.
windshield
½ in. min.
rear view mirror post
roofline
½ in. preferred
2 in. max
transponder
Preferred Mounting Location - Side View