A327.09

Pulse Output 3 Interrupt Feeding Error

Omron · SYSMAC CJ2 CPU Unit

What does A327.09 mean?

This flag turns ON if an overflow or underflow condition occurs when an interrupt input is received for Pulse Output 3. It also indicates an error if overflow/underflow occurs while moving the specified number of pulses after starting output with the IFEED(892) instruction. An ON state of this flag indicates an error condition.

Common Causes

  • Overflow or underflow condition detected during interrupt input reception for Pulse Output 3.
  • Overflow or underflow occurring while the specified number of pulses is being moved using the IFEED(892) instruction.
  • Incorrect definition of the origin or pulse count parameters when starting IFEED(892) operation for Pulse Output 3.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Review the IFEED(892) instruction parameters for Pulse Output 3 to ensure pulse counts, limits, and origin are correctly configured.

  2. 2

    Monitor the interrupt input signal to ensure its timing, frequency, and integrity are within expected operational limits.

  3. 3

    Verify the processing time of the interrupt task associated with IFEED(892) to prevent missed pulses or timing issues.

  4. 4

    Check for any external noise or signal interference on the interrupt input line for Pulse Output 3.

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Verified technical data. Last updated: March 2026

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