Servo motor & driver (LA052, DDB33T)

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Product lineup

LA052(Encoder model)

Model name Rated power Rated voltage Rated speed Rated torque Rated current Torque constant Back emf constant Phase resistance Phase inductance Instantaneous peak torque Max speed Rotor inertia Power rate Mechanical time constant Electrical time constant Mass
W V-DC r/min N·m A N·m/A V-s/rad Ω mH N·m r/min g·㎠ kW/s ms ms kg
LA052-040E 40 24 3000 0.127 2.5 0.05 5.0×10-2 1.18 4.4 0.382 5000 110 1.48 5.2 3.7 0.6
75 0.127 0.9 0.148 14.8×10-2 11.0 42 0.382 5000 110 1.48 5.5 3.8 0.6
LA052-080E 80 24 3000 0.255 4.6 0.059 5.9×10-2 0.60 1.4 0.765 5000 117 5.56 2.0 2.3 0.6
75 0.255 1.8 0.191 19.1×10-2 6.2 14 0.765 5000 117 5.56 2.0 2.3 0.6
LA052-110E 110 75 3000 0.353 2.1 0.196 19.6×10-2 3.71 9.1 1.059 5000 185 6.74 1.8 2.5 0.8
Type Output circuit Resolution Number of channels Power supply Consumption current Output voltage Phase offset Frequency response Operating temp.range
P/R V-DC mA V-DC kHz
Hall sensor Open collector C1, C2, C3 5±5 % 40 max. 14.4 min. (I sink=15mA max.) 0℃~60℃ (Temperature inside of encoder)
Encoder TTL Compatible 200,400 A, B 5±10 % 50 max. VOH=2.4 min. VOL=0.4 max. (I sink=3.2mA) a, b, c, d = 90°±45° 20 min.

DDB33T series

Control mode Torque control Speed control Position control
Rating Input voltage DC 24 V
Input current 3.3 A
Control signal
  • Analog input (0-100%)
  • Command RS-485
  • Analog input (0-100%)
  • Command RS-485
  • Reference pulse input
    2 pulse input mode
    1 pulse input mode
  • Command RS-485
Parameter
  • Electrical gear
  • Error setting
  • Speed, Position and others
  • Gain
  • Basic settings for position control
Input Multi purpose 2 channels Signals are selectable
  • Pulse (CW/PLS) / (CCW/DIR)
  • Start / Stop
  • Position clear
  • Others
Digital 2 channels
  • Alarm reset
  • Servo On / Off
Analog 1 channel DC 0-5 V Signals are selectable
  • Others
  • Speed level
  • Current level
Output Multi purpose 2 channels Signals are selectable
  • Servo On / Off
  • Status
  • Others
  • Errors
  • Ready / busy
Analog 1 channel DC 0-5 V Signals are selectable
  • Motor torque
  • Motor speed
  • Others
Protective function
  • Over voltage
  • Sensor signal error
  • Speed error
  • Under voltage
  • Over current
  • Servo deviation
  • Over heat
  • Initial drive error
Operating condition Ambient temperature 0-50 deg. C
Ambient humidity 85% or less (No condensing and no freezing)

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