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4-1
Chapter 4
Performance Testing and Calibration
Title Page
4-1. Introduction .......................................................................................... 4-3
4-2. Required Equipment............................................................................. 4-3
4-3. Performance Tests................................................................................ 4-4
4-4. Accuracy Verification Test.............................................................. 4-4
4-5. Channel Integrity Test...................................................................... 4-4
4-6. Thermocouple Measurement Range Accuracy Test........................ 4-6
4-7. 4-Terminal Resistance Test.............................................................. 4-7
4-8. Thermocouple Temperature Accuracy Test..................................... 4-8
4-9. Open Thermocouple Response Test ................................................ 4-11
4-10. RTD Temperature Accuracy Test.................................................... 4-11
4-11. RTD Temperature Accuracy Test (Using Decade Resistance Source).
4-11
4-12. RTD Temperature Accuracy Test (Using DIN/IEC 751)............ 4-12
4-13. Digital Input/Output Verification Tests........................................... 4-13
4-14. Digital Output Test...................................................................... 4-13
4-15. Digital Input Test......................................................................... 4-14
4-16. Totalizer Test............................................................................... 4-14
4-17. Totalizer Sensitivity Test............................................................. 4-15
4-18. Dedicated Alarm Output Test .......................................................... 4-16
4-19. External Trigger Input Test.............................................................. 4-18
4-20. Calibration............................................................................................ 4-18
4-21. Using Hydra Starter Calibration Software....................................... 4-20
4-22. Setup Procedure Using Starter..................................................... 4-20
4-23. Calibration Procedure Using Starter............................................ 4-21
4-24. Using a Terminal.............................................................................. 4-22
4-25. Setup Procedure Using a Terminal.............................................. 4-22
4-26. Calibration Procedure Using a Terminal..................................... 4-22
4-28. Reference Junction Calibration........................................................ 4-24
4-29. Concluding Calibration.................................................................... 4-25