156
G20492-IG-Subject to change. © Belimo Aircontrols (USA), Inc.
LM Series Direct Coupled Actuator
Areas of Application
Small Yet Powerful
● Minimum 35 in-lb torque in a compact package.
For damper areas up to 8 sq-ft*.
LM Series – at a glance
LM24-10P US (p.162)
LM24-SR US (p. 160)
LMC24 US (p.164)
LMC24-SR-T US (p.164)
LM24-MFT US (p.166)
Rack and pinion type actuator
replaced by direct coupled LM.
Replacement LM24 compatible
with existing control system.
VAV Units and Small Zone Dampers
Quiet Plus
®
VAV
terminal unit by
Warren Technology
LM24-3 US (p. 158)
Torque: 35 in-lb ●●●●●●●●●●●
Power supply : 24 VAC/DC ●●●●●●●●●●●
Brushless DC motor: ●● ●●
Control signal: on-off ●●●●● ●
floating point ●● ●●
proportional 2 to 10 VDC ●● ●●
Multi-function** ●
Feedback signal: 2 to 10 VDC ●●
VDC variable** ●
10kΩ feedback potentiometer ●
5kΩ feedback potentiometer ●
Run time:
95 sec
●●
80 to 110 sec for 0 to 35 in-lb
●●●
25 to 35 sec for 0 to 18 in-lb
●●●
Adj. 75 to 300 sec.***
●
Left/Right rotation switch ●●●●●●●●●
Angle of rotation limiting (mechanical) ●●●●● ●● ●●
Angle of rotation limiting (electronic) ●●
Plenum rated cable, 18 GA ●●●●●●●
Screw terminal strip ●●●●
Manual override push-button ●●●●●●●●●●●
Built-in auxiliary switch ●
Installation instructions ......(p. 168–170) General wiring ..............(p. 169)
Start-up and checkout ......(p. 171)
*Based on 4 in-lb/ft
2
damper torque loading. Parallel blade. No edge seals. **Default 2 to 10 VDC ***Default 150 seconds
Halomo Brushless DC Motor Technology
LM24-3-T US (p.158)
LM24-S US (p.162)
LM24-3-5P0-T US (p.158)
LM24-SR-T US (p. 160)
LMC24-SR US (p.164)
Replacement Belimo
actuator (LM type)
direct couples to VAV
By-Pass damper shaft.
Existing pneumatic
actuator requires linkage.
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