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    Unilite Single and Dual Axis Motion Control Modules

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Product Specifications:

CONTROLLER:

  • Dual Processor Architecture:
    • 20MHz Intel 80C196KD for high level tasks and management
    • 80MHz SB2500 ACS Servo Processor per 0axis for real-time control tasks
  • Memory:
    Firmware: 256k
    RAM: 256k
    Nonvolatile Memory: 128k, 100,000 write cycles
    User Program Memory: 32k

COMMUNICATIONS:

  • Standard: RS232/422/485, up to 57,600 baud
  • Optional: CAN networking with CANopen protocol, up to 1 Mbit/second

POSITION CONTROL:

  • Sampling Rate: 20 kHz
  • Control Algorithms: Pgain acceleration feed-forward, automatic velocity feed-forward, anti-reset windup
  • Trajectory Calculation Rate: 1kHz
  • Range: ¡¾999,999,999 counts
  • Accuracy: ¡¾1 encoder count
  • Position Feedback: Incremental encoder
  • Encoder: Incremental, 3 channel (A, B, I), differential line drivers, 0-5V
  • Supply Voltage: 5V
  • Maximum Current Consumption (From Onboard Supply): 100mA per encoder (Use external supply if higher current is needed.)

VELOCITY CONTROL:

  • Sampling Rate: 20kHz
  • Control Algorithm: PI + second order low pass filter
  • Range: Up to 128,000,000 counts/second
  • Resolution: 1 count/second
  • Incremental Encoder Count Rate: Up to 32,000,000 counts/second
  • Velocity Accuracy:
    Long term: 0.05%
    Short term: 0.05-2.50% (system-dependent)
  • Acceleration Range: Up to 2,000,000,000 counts/second2

DRIVE:

  • Type: PWM, digital voltage control
  • Motor Type: DC brush
  • PWM Clock Frequency: 20kHz/40kHz, programmable
  • Continuous Current: 3A
  • Peak Current: 5A (for one second)
  • Minimum Motor Inductance: 0.1mH

I/O:

  • Single-Axis Module (standard):
  • Inputs: Four, 5V, opto-isolated, also serve as limits and E-stop, source type
  • General Purpose Outputs: Two, 5V, opto-isolated, open emiter and collector, 5mA/output, 350mA

Dual-Axis Module (per axis, optional):

  • Safety Inputs: Left and right limit, and E-stop, opto-isolated, source type
  • General Purpose Inputs: Eight, opto-isolated inputs, 0-5V, source type
  • General Purpose Outputs: Eight, opto-isolated, 0-5V, open emiter and collector, 5mA/output, 350mA
  • Analog Inputs: One differential or two single ended, ¡¾10V, 12-bit resolution
  • Analog Output: ¡¾10V, 10-bit resolution

POWER SUPPLY:

  • 15-36VDC

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