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Economizer Sensors

C7400S

C7400S

Digital enthalpy (humidity/temperature) sensor for use with S-Bus devices and W7220 economizer controller

C7250

C7250

Analog outdoor and Mixed air temperature sensor – 20k ohm NTC for use with W7220 economizer controller

C7400A

C7400A

Analog enthalpy sensor for use with W7212 and W7459 economizer controllers

C7660

C7660

Selectable outdoor temperature sensor for use with W7212 and W7459 economizers for referential dry bulb changeover.

C7650

C7650

Selectable outdoor temperature sensor for use with W7212 and W7459 economizers for differential dry bulb changeover. Must be purchased in pairs.

C7600

C7600

Analog humidity sensor for 5% over range of 10-90% RH. Only works with W7340