Belimo LF24-SR-E Spring Return Fail-Safe Proportional Damper Control Actuator Direct Coupled 24V

Product Description

The Belimo LF24-SR-E Proportional Damper Control Actuator offers a reliable solution for controlling dampers in HVAC systems. Engineered with a built-in minimum position potentiometer, this actuator facilitates precise control over damper operations. It is suitable for applications such as economizer dampers in rooftop units.

• Effortless installation with direct coupling, adaptable to 1/2 inch shafts.
• True spring return functionality ensures fail-safe operation and positive close-off on air tight dampers.
• Microprocessor-controlled brushless DC motor for enhanced reliability and consistent running time.

Product Highlights

This actuator utilizes a 24 VAC power supply and can replace Honeywell M8405A actuators. It is designed for both proportional control with a set minimum position and three-position control setups.

Product Information

Technical Specifications

• Brand: Belimo
• Model: LF24-SR-E
• Type: Proportional Damper Control Actuator
• Power Supply: 24 VAC/DC
• Torque: 35 lb-in
• Control Signal: 2-10 VDC, Built-in adjustable minimum position
• Fail Safe Mode: Spring return
• Operation Time: Motor - 150 seconds; Spring - under 25 seconds at 4°F to 122°F
• Temperature Range: -22°F to +122°F
• Dimensions: Shipping - 8.75 inches by 4.25 inches by 3.25 inches
• Weight: 3.22 lbs