BAS-305 Evidence Workbook
Professional evidence workbook
Complete this while working the corresponding online lab. Entries save only in this browser until exported or printed. Do not enter live credentials, protected customer information, or uncontrolled personal data.
Select a suitable reference
Required artifact: range, accuracy/uncertainty, traceability/current status, stabilization plan
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Two- or three-point temperature verification
Required artifact: as-found/reference/error table, acceptance source, repeatability
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Diagnose offset, span, nonlinear, and installation errors
Required artifact: error pattern classification and next safe test
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Scale 4–20 mA or 0–10 V evidence
Required artifact: raw signal, scaled value, expected tolerance, failure interpretation
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Verify pressure/flow path and zero
Required artifact: tubing/pickup/reference/state trace, zero check, uncertainty
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Decide correct/adjust/replace/leave
Required artifact: decision, trend history, process impact, approval, record
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Four-sensor trust audit
Required artifact: calibration record and downstream diagnostic impact
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |