Aprilaire 62 Humidistat 321894-708 or measure from one blade

or measure from one blade tip to the furthest point on the opposite side

elements failing to energize (no heat)

How do I prevent staff from changing the temperature

Its mechanical

Key Benefits OEM compatibility ensures precise fitment on specified York and Luxaire compressor shells

Aprilaire 62 Humidistat 321894-708 or measure from one bladeThe Aprilaire 62 Humidistat is a high performance Automatic Digital Humidifier Control specifically engineered for steam humidifiers like the Aprilaire 800 and 865. This sophisticated HVAC humidity controller features an outdoor temperature sensor that enables "set it and forget it" operation by automatically adjusting the indoor relative humidity setpoint based on external conditions. By monitoring outdoor fluctuations, the Aprilaire 62 prevents