the valve modulates to allow more water flow through the condenser to increase heat rejection and bring the pressure back to the desired range

the furnace will short-cycle or refuse to ignite the burners at all

It utilizes the same mounting footprint and electrical connection interface for a seamless swap

Bracket Versatility: Includes six specialized brackets to match original mounting configurations across 110+ applications

it manages 120Vac power to control 1/2 inch NPT pipe connections

Belimo 22DC-51 Sensor mario the valve modulates to allowThe Belimo 22DC 51 is a precision engineered duct CO2 sensor designed for demanding Demand Controlled Ventilation (DCV) applications. This 7 inch probe utilizes Non Dispersive Infrared (NDIR) technology with dual channel self calibration to ensure accurate long term monitoring of indoor air quality. Field selectable output signals of 0 5V or 0 10V provide seamless integration with standard Building Automation Systems (BAS) and controllers. Built with