Carrier Corporation

Bryan Mills

Ronie Lavon

James Pelletier

Oduwa Osagiede

A system for verifying operation of a contact includes a voltage source connected to a first terminal of the contact through a first switch; a second switch connected to a second terminal of the contact; a third switch connected to the second terminal of the contact; a voltage output connected to the second switch and the third switch; and a controller to compare the voltage output to a first voltage and a second voltage; wherein the voltage output indicates operation of the contact in response to status of the first switch, the switch and the third switch.

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Litchfield, NH, United States of America

Bryan Mills