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Its split taper design allows for a true concentric clamp
This 25-square-inch effective diaphragm area actuator features a 9-13 PSI spring range and a 3/4" stroke
and a longer lifespan
from processing high-limit sensor inputs to regulating the gas valve and spark ignition
Always verify the serial number on the boiler cabinet before installation
Belimo B211B+TR24-3 Actuator 326070-701 Its split taper design allowsThe Belimo B211B+TR24 3 is a precision engineered 1 2 inch 2 way characterizable control valve paired with a TR24 3 non spring return actuator. Designed for demanding HVAC applications, this assembly features a 1. 9 Cv rating and utilizes a specialized Acuradisc to maintain a true equal percentage flow characteristic. This configuration ensures stable control loop performance and eliminates the "hunting" common in low flow hydronic systems. The 24V AC