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INTER
SECTOR
Microwave Motion and
Presence Sensor Installation Instructions
MS Sedco INTERSECTOR Installation Instructions
Page Addendum-13
INTERSECTOR-1.9Uv092717
EXPLANATION OF CHANGES (CONTINUED)
Bicycle Classification Sensitivity
The Bike Classification Sensitivity adjustment allows the user to customize how
sensitive the INTERSECTOR is for detecting vehicles as either bikes or cars. In some
installations, the INTERSECTOR may be more likely to incorrectly classify cars as
bicycle traffic, or vice versa. If cars are being misclassified as bikes, decrease the Bike
Sensitivity value. If bicycles are being misclassified as cars, increase the Bike
Sensitivity value. The adjustment range of this field is between 0 and 5000. The default
setting is 1500. Typically, a setting of 300 would accurately classify cars coming from an
angle (driveways, roundabouts, etc.), or where bike-only zones are not required. A
setting of 1250 to 2000 will offer better accuracy in bike-friendly areas with long, straight
approaches.
NOTE: While the Bike Sensitivity setting can assist in correctly classifying bike or
cars, the INTERSECTOR mounting is crucial. For best results for bike
classification, the INTERSECTOR should be installed between 16 to 20 feet
mounting height, using an offset angle between 0 ± 10 degrees, and an additional
tilt angle of approximately 3 degrees downward (to a maximum of -9 degrees)
relative to the slope of the road. If a vehicle’s speed exceeds ~18.7 mph, it will
always be classified as a car.
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Figure 22