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AD/DA Modules

Analog-to-Digital/Digital-to-Analog (AD/DA)​

Navigate to Online → Special Module Setup → AD/DA Module or click on the AD/DA module within the Card Properties.

Applied Modules​

  • CM3-SP04EAA

AD Channel Setting​

  1. Hold CTRL to configure all channels at once.

  2. Click Setup to choose the signal type, digital range, filter constant, sampling time, average window size, high alarm, low alarm, and resolution.

    • Signal Type:
      • 4mA ~ 20mA
      • 0mA ~ 20mA
      • +1V ~ +5V
      • 0V ~ +5V
      • -10V ~ +10V
      • 0V ~ 10V
      • Disable
    • Digital Value Range:
      • -192 ~ 16,191
      • -8,192 ~ +8,191
      • 0 ~ 16,000
      • -8,000 ~ +8,000
    • Filter Constant:
      • 0% ~ 100%
    • Sampling Time:
      • 0ms ~ 2,550ms
    • Average Window Size:
      • 0 ~ 255 samples
    • Low/High Alarm Value:
      • Within digital conversion value range
    • Resolution:
      • 14 bits (1/16,000)
      • 16 bits (1/64,000)

  3. Once the settings are configured, click OK to confirm and apply the changes.

  4. To save the configured parameters to the PLC, click Write.

  5. Click Read to check the parameters.

  6. For real-time monitoring and module diagnostics, click Status. This displays the current value, minimum and maximum values, firmware version of the module, and any error codes.

DA Channel Setting​

  1. Hold CTRL to configure all channels at once.

  2. Click Setup to enable/disable the module, or configure the digital value range, STOP mode output, output type, or resolution.

    • Digital Value Range:
      • -8,192 ~ 8,191
      • -8,000 ~ 8,000
      • -192 ~ 16,191
      • 0 ~ 16,000
      • 0 ~ 10,000 (percentage)
    • STOP Mode Output:
      • Clear: If the CPU mode is set to STOP, the last value will be output.
      • Hold: If the CPU mode is set to STOP, 0 will be output.
    • Output Type:
      • 4mA ~ 20mA
      • 0mA ~ 20mA
      • +1V ~ +5V
      • 0V ~ +5V
      • -10V ~ +10V
      • 0V ~ +10V
  • Resolution:
    • 14 bits (1/16,000)
    • 16 bits (1/64,000)

  1. Once the settings are configured, click OK to confirm and apply the changes.

  2. To save the configured parameters to the PLC, click Write.

  3. Click Read to check the parameters.

  4. For real-time monitoring and module diagnostics, click Status. This displays the current value, minimum and maximum values, firmware version of the module, and any error codes.