Aprilaire 50 Relay R-448A Key Benefits Dual-Media Versatility: Specifically

Key Benefits Dual-Media Versatility: Specifically designed to handle both low-pressure steam and high-temperature hot water with a single valve configuration

this unit effectively compares two pneumatic signals and transmits the higher of the two to the output port

providing full-flow fittings that ensure a low pressure drop across the circuit

you must verify the installer parameters (accessible via the 5309 password) to match the specific application settings of the boiler

This specific model features a fixed 200°F (93°C) set point with a manual reset mechanism

Aprilaire 50 Relay R-448A Key Benefits Dual-Media Versatility: SpecificallyOptimize your home climate control system with the Aprilaire 50 Relay, a high performance current sensing relay designed specifically for 24V HVAC applications. This essential component ensures your whole house humidifier operates only when the furnace blower is active, preventing wasted water and protecting sensitive electronics from electrical feedback. By detecting the furnace blower motor current, the Aprilaire 50 automates the humidification