Belimo B209+LRB24-SR 2-Way Stainless Steel Valve Assembly, 1/2″ NPT, Cv 0.8, Non-Spring Return Actuator, 45 in-lb, 2-10 Vdc

Description

The Belimo B209+LRB24-SR is a factory-matched, pre-assembled 2-way valve and actuator combination engineered for precise hydronic flow control in commercial HVAC systems. Featuring a characterized control valve (CCv) body with durable stainless steel trim, this assembly delivers reliable, repeatable performance in demanding heating and cooling applications.

Valve Specifications

• Configuration: 2-Way, Characterized Control Valve (CCv)
• Body Size: 1/2″ NPT
• Flow Coefficient: Cv 0.8
• Trim Material: Stainless Steel
• Connection Type: NPT (National Pipe Thread)

Actuator Specifications

• Model: LRB24-SR (Non-Spring Return)
• Torque Rating: 45 in-lb
• Control Signal: 2–10 Vdc proportional
• Supply Voltage: 24 Vac / 24 Vdc
• Operation Type: Non-Spring Return (NSR)

Key Features & Benefits

• Pre-assembled valve and actuator combination for simplified installation
• Stainless steel trim provides superior corrosion resistance and long service life
• Characterized control valve (CCv) design ensures equal-percentage flow characteristics for accurate modulation
• Non-spring return actuator retains last position on power loss, ideal for energy-saving applications
• 2–10 Vdc proportional control signal enables seamless integration with BAS and DDC systems
• Compact 1/2″ NPT body fits a wide range of hydronic piping configurations
• Factory-matched components guarantee optimal performance and eliminate compatibility concerns

Typical Applications

• Fan coil units and air handling units
• Chilled water and hot water coil control
• Building automation and direct digital control (DDC) systems
• Commercial hydronic heating and cooling systems