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a vent limiter may be required by local codes to prevent excessive gas discharge in the event of a diaphragm rupture
What is the maximum wiring distance for this zone sensor
This globe valve actuator assembly is typically rated for water and steam applications
This assembly is primarily designed for the Weil-McLain GV90+ Series 2 gas boilers but is also documented for use in specific Ultra 80 through 105 configurations depending on the serial number
Belimo B311B+LRB24-SR Valve Assembly R-410A a vent limiter may beThe Belimo B311B+LRB24 SR is a precision engineered 3 way characterized control valve (CCV) assembly designed for modulating control of hot or chilled water in HVAC systems. Featuring a 1 2" NPT connection and a flow coefficient of Cv 1. 9, this valve utilizes a chrome plated brass ball and stem to ensure reliable performance in closed loop hydronic circuits. It is paired with the LRB24 SR non spring return actuator, which delivers 45 in lb of torque
