Belimo LMB24-3 Installation And Operation Manual
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Belimo LMB24-3 Installation And Operation Manual

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LM Series Direct Coupled Actuator
Versatile and Powerful
Minimum 45 in-lb torque in a compact package.
For damper areas up to 11 sq-ft*
©
All Actuators
have BDCM
LM Series - At A Glance
Pages
Basic Product
Flexible Product
Torque
45 in-lb [5 Nm]
Angle of Rotation 95 degrees
Power Supply
24 VAC/DC
100 to 240 VAC
Control Input
On/Off, Floating Point
2 to 10 VDC (4 to 20mA)
Multi-Function Technology
0 to 135Ω
0 to 20V Phasecut
Feedback
None
5 kΩ Potentiometer
10 kΩ Potentiometer
2 to 10 VDC
Variable (0 to 10 VDC)
Running Time
95 seconds
35 seconds
Adj. 35 to 150 seconds
Wiring
Plenum Rated Cable
Appliance Rated Cable
Terminal Strip
Conduit Fitting
Auxiliary Switch
Built-In
Add-On
*Based on 4 in-lb/ft 2 damper torque loading. Parallel blade. No edge seals.
198
200 202 204 200 202 204 200 200 200 206 208 210 212 208 210 212 214 216 218 220
®

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Summary of Contents for Belimo LMB24-3

  • Page 1 LM Series Direct Coupled Actuator ® Versatile and Powerful Minimum 45 in-lb torque in a compact package. For damper areas up to 11 sq-ft* © All Actuators have BDCM LM Series - At A Glance Pages 200 202 204 200 202 204 200 200 200 206 208 210 212 208 210 212 214 216 218 220 Basic Product Flexible Product Torque...
  • Page 2 Self-Centers on 5/8" Jackshafts with Standard Clamp or 3/4" with Flexible Line Selection or Accessory Clamp. Check Damper Position with Clear Position Indicator. Don’t Worry about Actuator Burn-Out; Belimo is Overload Proof throughout Rotation. Enjoy Added Flexibility with Easy Mechanical Stops to Adjust Angle of Rotation.
  • Page 3 Torque 45 in-lb [5 Nm] the actuator cover. Direction of Rotation reversible with switch The LMB24-3… actuators use a sensorless Brushless DC motor, Position Indication reflective visual indicator (snap-on) which is controlled by an Application Specific Integrated Circuit Manual Override external push button (ASIC).
  • Page 4 P…A Feedback Potentiometers electrical ground is not required to meet agency listings. Run Note: When using LMB24-3… actuators, only use acces- time shall be constant and independent of torque. Actuators sories listed on this page. shall be cULus listed, have a 5-year warranty, and be manu- factured under ISO 9001 International Quality Control Standards.
  • Page 5 LMCB24-3 (-T) ® On/Off-Floating Point Control, Non-Spring Return, Direct Coupled, 24 V Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. LMCB24-3 LMCB24-3-T Application For on-off and floating point control of dampers in HVAC sys- tems.
  • Page 6 Actuators sories listed on this page. shall be cULus listed, have a 5-year warranty, and be manu- factured under ISO 9001 International Quality Control Standards. Actuators shall be as manufactured by Belimo. Wiring Diagrams 24 VAC Transformer 24 VAC Transformer Blk (1) Common –...
  • Page 7 LMX24-3 (-T) ® On/Off-Floating Point Control, Non-Spring Return, Direct Coupled, 24 V Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. LMX24-3 LMX24-3-T Application © For on-off and floating point control of dampers in HVAC sys- tems.
  • Page 8 P370 Shaft Mount Auxiliary Switch under ISO 9001 International Quality Control Standards. P…A Feedback Potentiometers Actuators shall be as manufactured by Belimo. Note: When using LMX24-3… actuators, only use acces- sories listed on this page. Wiring Diagrams 24 VAC Transformer 24 VAC Transformer –...
  • Page 9 LMX120-3 ® On/Off-Floating Point Control, Non-Spring Return, Direct Coupled, 100 to 240 VAC Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. Application For on-off and floating point control of dampers in HVAC sys- tems. Actuator sizing should be done in accordance with the damper manufacturer’s specifications.
  • Page 10 5-year warranty, and be manufactured under ISO P370 Shaft Mount Auxiliary Switch 9001 International Quality Control Standards. Actuators shall be as manufactured by Belimo. P…A Feedback Potentiometers Note: When using LMX120-3 actuators, only use accessories listed on this page.
  • Page 11 LMB24-SR (-T) ® Proportional Control, Non-Spring Return, Direct Coupled, 24V, for 2 to 10 VDC and 4 to 20 mA Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. LMB24-SR LMB24-SR.1 (bulk) LMB24-SR-T LMB24-SR-T.1 (bulk) Application For proportional modulation of dampers in HVAC systems.
  • Page 12 Pulse Width Modulation Interface listed, have a 5-year warranty, and be manufactured under IRM-100 Input Rescaling Module ISO 9001 International Quality Control Standards. Actuators shall be as manufactured by Belimo. ADS-100 Analog to Digital Switch ZG-R01 Resistor for 4 to 20 mA Conversion...
  • Page 13 LMCB24-SR (-T) ® Proportional Control, Non-Spring Return, Direct Coupled, 24V, for 2 to 10 VDC and 4 to 20 mA Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. LMCB24-SR LMCB24-SR-T Application © For proportional modulation of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturer’s specifications.
  • Page 14 5-year warranty, and be manufactured PTA-250 Pulse Width Modulation Interface under ISO 9001 International Quality Control Standards. IRM-100 Input Rescaling Module Actuators shall be as manufactured by Belimo. ADS-100 Analog to Digital Switch ZG-R01 Resistor for 4 to 20 mA Conversion Wiring Diagram...
  • Page 15 LMX24-SR (-T) ® Proportional Control, Non-Spring Return, Direct Coupled, 24V, for 2 to 10 VDC and 4 to 20 mA Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. LMX24-SR LMX24-SR-T Application For proportional modulation of dampers in HVAC systems. ©...
  • Page 16 Pulse Width Modulation Interface listed, have a 5-year warranty, and be manufactured under IRM-100 Input Rescaling Module ISO 9001 International Quality Control Standards. Actuators shall be as manufactured by Belimo. ADS-100 Analog to Digital Switch ZG-R01 Resistor for 4 to 20 mA Conversion...
  • Page 17 LMX120-SR ® Proportional Control, Non-Spring Return, Direct Coupled,100 to 240 VAC, for 2 to 10 VDC and 4 to 20 mA Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. Application For proportional modulation of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturer’s specifications.
  • Page 18 5-year warranty, and be manufactured under ISO 9001 SGF24 Min positioners for flush panel mounting International Quality Control Standards. Actuators shall PTA-250 Pulse Width Modulation Interface be as manufactured by Belimo. IRM-100 Input Rescaling Module ADS-100 Analog to Digital Switch ZG-R01...
  • Page 19 The parameters can be changed by two means: pre-set and cus- Technical Data LMB(X)24-MFT tom configurations from Belimo or on-site configurations using the Belimo PC-Tool software. Power Supply 24 VAC ± 20% 50/60 Hz 24 VDC ±...
  • Page 20 Analog to Digital Switch listed, have a 5-year warranty, and be manufactured under ZG-R01 Resistor for 4 to 20 mA Conversion ISO 9001 International Quality Control Standards. Actuators shall be as manufactured by Belimo. NSV24 US Battery Back-Up Module Wiring Diagrams VDC/4-20 mA...
  • Page 21 The parameters can be changed by two means: pre-set and cus- Technical Data LMX24-MFT95 tom configurations from Belimo or on-site configurations using Power Supply 24 VAC ± 20% 50/60 Hz the Belimo PC-Tool software.
  • Page 22 5-year warranty, and be manufactured P…A Feedback Potentiometers under ISO 9001 International Quality Control Standards. NSV24 US Battery Back-Up Module Actuators shall be as manufactured by Belimo. ZG-X40 Transformer Note: When using LMX24-MFT95 actuators, only use accessories listed on this page. Wiring Diagrams...
  • Page 23 LMX24-PC ® Proportional Control, Non-Spring Return, Direct Coupled, 24V, 0 to 20V Phasecut Torque min. 45 in-lb for control of damper surfaces up to 11 sq ft. Application For proportional modulation of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturer’s specifications.
  • Page 24 5-year warranty, and be manufactured under P…A Feedback Potentiometers ISO 9001 International Quality Control Standards. Actuators NSV24 US Battery Back-Up Module shall be as manufactured by Belimo. ZG-X40 Transformer Note: When using LMX24-PC actuators, only use accessories listed on this page. Wiring Diagram...
  • Page 25 General Information Table of Contents Page Preliminary Steps Belimo actuators with NEMA 1 or NEMA 2 ratings should General Mounting be mounted indoors in a dry, relatively clean environment Standard ..........266 free from corrosive fumes. If the actuator is mounted out- Reversible Clamp ......267...
  • Page 26 Installation Instructions ® Quick-Mount Visual Instructions for Mechanical Installation 5 ° See next page for standard mounting instructions. 1/4” to 3/4” 5/16” to 3/4” 1.5” 4 to 5 ft-lb 1/2” to 1.05” 2/5” to 1.05” 1.5” 6 to 7 ft-lb 1/2”...
  • Page 27 Mounting Installation ® Reversible Clamp Quick Mount (NM, AM, GM) Standard Mounting 1. Turn the damper shaft until the blades are fully closed. 6. Mount actuators indoors. If mounted outdoors, use approved Slip the actuator’s universal clamp over the damper shaft. protective enclosure.
  • Page 28 H V A C D i v i s i o n t . ( 8 1 ) 8 3 3 3 - 7 7 3 8 · ( 8 1 ) 8 3 3 3 - 7 7 1 7 e .

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