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Changeover External Internal Task Label

Allocate an explicit changeover task duration using the supplied machine-operating availability flag.

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Description

Label a supplied changeover task as internal or external.

Production quantities distinguish planned time, operating time, setup, cycle time, demand, first-pass good units and accepted rework. A local availability term is not complete OEE, and equal time-per-unit arithmetic is not measured capacity. Counts and durations must share one nonoverlapping accounting scope.

Label a supplied changeover task as internal or external.

When to use this tool

Use Changeover External Internal Task Label when you already have taskCode, canRunWhileMachineOperates, recordedMinutes and need to label a supplied changeover task as internal or external.

How to use the tool and how it works

  1. Enter taskCode, canRunWhileMachineOperates, recordedMinutes. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read classification, internalMinutes, externalMinutes. Use the output convention below.

Require taskCode nonempty and recordedMinutes>=0. If canRunWhileMachineOperates, classify external and put all minutes there; otherwise classify internal and put all minutes there.1

Input fieldMeaning and unitsAccepted input
taskCodeTask CodeRequired. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
canRunWhileMachineOperatesSupplied classification flag, not a safety assessment or instruction to work on operating machinery.Required. Boolean.
recordedMinutesRecorded MinutesRequired. Finite number; minimum 0.
Output fieldInterpretationReturned shape
classificationClassificationRequired. Text; maximum UTF-16 length 8192.
internalMinutesInternal MinutesRequired. Finite number.
externalMinutesExternal MinutesRequired. Finite number.
json
{
  "input": {
    "taskCode": "T17",
    "canRunWhileMachineOperates": true,
    "recordedMinutes": 12
  },
  "output": {
    "classification": "external",
    "internalMinutes": 0,
    "externalMinutes": 12
  }
}

Limitations and assumptions

  • Machine-operating compatibility is asserted rather than verified; the tool does not recommend performing a task while equipment runs.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Review the full time study, production ledger and process definition before interpreting performance. Use a complete capacity, OEE or workflow analysis when bottlenecks, quality, concurrency and operating constraints matter beyond one local term.

References

  1. Calculation and input contract: industrial-engineering/changeover-external-internal-task-label — tool.io

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