Emerson FX-490 Motion Control FX Series Brushless Positioning Servo Drive

The Emerson FX-490 from the FX Series is a robust brushless positioning servo drive system, ideal for a wide range of industrial automation applications. Its integrated design includes position control, I/O, feedback, servo amplifier, and power supply in one unit, allowing it to operate efficiently without needing costly isolation transformers.

Key Features:

• Input/Output: 8 input and 4 output lines
• Motion Profiles: Linear or modified sine
• LED Display: For operating and diagnostic status
• Auxiliary Logic Supply: Provision available

Specifications:

• Input Power Supply Voltage:
  • FX-490 through FX-6120: 90-264 VAC, 47-63 Hz, 10 or 30
  • Single-phase operation: Output power derated by 15%

Control Modes:

• Position Control Mode:
  • Drive parameters, system limits, I/O setup, jog, home, programs
  • Index types: Incremental, rotary clockwise/counterclockwise, absolute, feed to sensor, shortest path
  • Index parameters: Distance/position, velocity, acceleration, deceleration, dwell time, index repetitions
• Digital Pulse Follower Mode:
  • Input Signal: TTL compatible, 1.5 microseconds minimum pulse width
  • Input Frequency Range: 0-210 KHz
  • Input Types: CW/CCW pulses or pulse/direction
• Analog Mode:
  • Converter: 10-bit analog-to-digital
  • Inputs: +10 VDC operating range (+12 VDC absolute max), differential input
  • Input Impedance: >9 Kohms

Serial Interface:

• Ports: Two RS-423C (Serial A and B), RS-232C/RS-422C signal compatible
• Baud Rates: 110 to 19,200 baud
• Axis Identifier: “1” through “9,” “A” through “V,” up to 31 for multi-axis systems

Programming Methods:

• RS-423C Serial ASCII terminal, PCX Programming Software, T-21 Data Entry Terminal, T-60 Operator Interface Terminal

Diagnostics:

• LED Display: Eight-segment LED for operational diagnostics

Noise Immunity:

• AC line tested to IEEE Std. C62.41-1980, designed to meet IEC801 Standard

Input/Output Lines:

• Voltage: 10-30 VDC, 2 mA minimum
• Capacity:
  • Basic FX Drive: 12 optically isolated DC (8 inputs, 4 outputs)
  • With PCM Module: 24 optically isolated DC (16 inputs, 8 outputs)

Performance:

• Resolution:
  • Resolver position: 12-bit (4096 positions)
  • User-programmable steps per revolution: 50 to 25,000
• Resolver Accuracy:
  • Position: ±20 arc minutes (15′), ±30 arc minutes (50′), ±40 arc minutes (100′)
  • Velocity Accuracy: ±0.01% of set speed

Environmental Specifications:

• Operating Temperature:
  • Amplifier: 0°C to 45°C (32°F to 113°F)
  • Motor: 0°C to 90°C (32°F to 194°F)
  • Torque Derating: 1% per °C above 30°C for both motor and amplifier
• Humidity: 0% to 95% non-condensing
• Storage Temperature: -40°C to 85°C (-40°F to 185°F)

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