Features

• Combines functions of proportional mixed air temperature controller, outside air changeover controller, minimum position potentiometer, and air conditioning compressor lockout in one package.

• Can be connected to the cooling thermostat to provide a totally integrated control system that locks out the economizer during the heating system.

• Used with an H205A or H705A Enthalpy Control to provide maximum economy in high humidity areas.

• Includes lead wires for remote minimum position potentiometer and remote changeover switch. 24 Vac power supply only.

• Mounts in place of Modutrol IV Motor cover, when used with 203977A bracket.

• Weatherproof screw-on caps prevent accidentally changing control adjustments.

• Hook provided to support device on side of Modutrol IV Motor during wiring.