Druck ADTS 403F, Calibration Manual

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Copyright 1996 Baker Hughes Company.
English–ADTS 403/405 Calibration Manual | vii
Contents
1. Introduction 1
1.1 Calibration Process 1
1.2 Calibration Description 1
1.2.1 Calibration Check 1
1.2.2 Main Calibration 1
1.2.3 Rate Calibration 1
1.3 IEEE 488 SCPI Interface 1
1.4 Equipment Specification 2
1.5 Media Compatibility 2
1.6 Preliminary Operations 2
1.6.1 Pressure Source 2
1.7 Notes on Calibration 3
2. Leak Test 5
2.1 ADTS Leak Test 5
2.2 Purge and Leak Test 5
3. PIN Protection 7
4. Calibration 9
4.1 Enter Calibration Mode 9
4.2 Calibration Check 9
4.3 Calibration Check of the Static Channel 10
4.4 Calibration Check of the Pitot Channel 10
4.5 Calibration Check of the Combined Pitot and Static Channels 11
4.6 Main Calibration 12
4.6.1 To Operate Calibration Switch 12
4.6.2 Pressure Source 12
4.6.3 Select Calibration Mode 13
4.7 Calibration and Adjustment of the Static Channel 14
4.8 Calibration and Adjustment of the Pitot Channel 15
4.9 Calibration and Adjustment of the Combined Static and Pitot Channels 16
4.10 Completion 16
4.11 Rate Calibration 16
5. Calibration using IEEE 488 SCPI 19
5.1 Automatic Calibration 19
5.1.1 Offset, Slope and Curve Fit Adjustment 19
5.1.2 Computer Algorithm for Offset, Slope and Curve Fit Adjustment 19
5.2 Defining Elements for a Program 20
5.2.1 Terms, Variables and Constants 20
5.2.2 To Find Existing Calibration Data 21
5.2.3 To Find Pressure Errors Between Standard and ADTS 403/405 21
5.2.4 To Decide if Correction Should be Carried Out 21
5.3 Calibration Pressures 23
Appendix A. Quick Reference 25