MAMAC Systems HU-225-3-VDC Humidity Transducer 30067439-890 and a critical safety shutoff

and a critical safety shutoff valve to cut gas flow when necessary

The externally equalized design compensates for pressure drops across the evaporator

Enhanced System Integrity: Prevents fluid and gas leaks at the bonnet junction

Whether you are performing a boiler maintenance overhaul or a focused HVAC repair

the NO pole closes to power the load while the NC pole opens

MAMAC Systems HU-225-3-VDC Humidity Transducer 30067439-890 and a critical safety shutoffThe MAMAC Systems HU 225 3 VDC is a high performance wall humidity transducer engineered for precision environmental monitoring in commercial and industrial building automation systems (BAS). This unit utilizes a bulk polymer capacitive sensor to deliver 3% RH accuracy across a 0% to 100% measurement range. To ensure compatibility with diverse HVAC controllers and PLCs, it features field selectable analog outputs, allowing technicians to toggle