Technical data sheet
NM24A-MP
www.belimo.com
NM24A-MP • en-gb • 2020-12-14 • Subject to change
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Communicative damper actuator for adjusting
dampers in technical building installations
• Air damper size up to approx. 2 m²
• Torque motor 10 Nm
• Nominal voltage AC/DC 24 V
• Control modulating, communicative 2...10 V
variable
• Position feedback 2...10 V variable
• Conversion of sensor signals
• Communication via Belimo MP-Bus
Technical data
Electrical data Nominal voltage
AC/DC 24 V
Nominal voltage frequency
50/60 Hz
Nominal voltage range
AC 19.2...28.8 V / DC 21.6...28.8 V
Power consumption in operation
3.5 W
Power consumption in rest position
1.4 W
Power consumption for wire sizing
6 VA
Connection supply / control
Cable 1 m, 4 x 0.75 mm²
Parallel operation
Yes (note the performance data)
Functional data Torque motor
10 Nm
Torque variable
25%, 50%, 75% reduced
Communicative control
MP-Bus
Operating range Y
2...10 V
Input Impedance
100 kΩ
Operating range Y variable
Start point 0.5...30 V
End point 2.5...32 V
Options positioning signal
Open/close
3-point (AC only)
Modulating (DC 0...32 V)
Position feedback U
2...10 V
Position feedback U note
Max. 0.5 mA
Position feedback U variable
Start point 0.5...8 V
End point 2.5...10 V
Position accuracy
±5%
Direction of motion motor
selectable with switch 0/1
Direction of motion note
Y = 0 V: At switch position 0 (ccw rotation) / 1 (cw
rotation)
Direction of motion variable
electronically reversible
Manual override
with push-button, can be locked
Angle of rotation
Max. 95°
Angle of rotation note
can be limited on both sides with adjustable
mechanical end stops
Running time motor
150 s / 90°
Running time motor variable
43...173 s
Adaptation setting range
manual
Adaptation setting range variable
No action
Adaptation when switched on
Adaptation after pushing the gear disengagement
button
Override control
MAX (maximum position) = 100%
MIN (minimum position) = 0%
ZS (intermediate position, AC only) = 50%
