C7660A1000 Honeywell C7660A1000 Dry Bulb Economizer Sensor Dry bulb sensor for W7459, W7212, W7213, W7214 & W7215 economizers. DIP switch selectable Change over 48, 53, 55, 58, 63, 68, 73, 78 degrees. Sends 4mA when not ok for economizer, 20 mA when ok.
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