Question:  When gap extension is programmed, do cities generally use the detectors to have this signal timing setting, or do cities program the controllers to have this setting?

Answer:  I’m used to thinking in terms of Gap Reduction.  Gap Reduction is done entirely in the controller unit inputs.

Extension is a term that is usually applied to a detector input.  Extension can be done either in the Detector Sensor (the part that sits in the rack/shelf in the controller cabinet), if it is the ...


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