The Traffic Signal Museum

Teeco 500 Controller

This is the 7th controller in this collection. It is a 2 phase controller which means it can control a regular intersection with North South traffic and East West cross traffic. It is not set up to do pedestrian signals. This controller is electronic, but pre-NEMA. It has a conflict circuit built into it so that if conflicting green indications are shown, the controller goes into flash mode immediately.

The timing of the lights is set with the black knobs. The controller is put into normal sequencing mode by flipping the toggle switch to ON. 
FLASH puts the controller into flash mode. The blue box below the toggle switch is the flasher.

This is a simple time clock that puts the controller into night time flash mode.

This page was originally posted on 5-12-2013.

This page was last updated on .

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