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Druck ADTS 403R Calibration Manual

Air data test system
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ADTS 403/405 R/F
Air Data Test System
Calibration Manual
Druck.com

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Summary of Contents for Druck ADTS 403R

  • Page 1 ADTS 403/405 R/F Air Data Test System Calibration Manual Druck.com...
  • Page 3 Introduction This technical manual provides calibration instructions for the Druck ADTS 403/405 Air Data Test Systems. Scope This technical manual contains the calibration instructions for the calibration technician of this equipment series. Software This technical manual applies to software DK 127 version 4.20+, DK 263 version 6.0+, DK 415 version 1.03+.
  • Page 4 Do not dispose of this product as household waste. Use an approved organization that collects and/or recycles waste electrical and electronic equipment. For more information, contact one of these: - Our customer service department: Druck.com - Your local government office. WARNING Turn off the source pressure and carefully vent the pressure lines before disconnecting or connecting the pressure lines.
  • Page 5 Associated Documents Document Title K0114 ADTS 405 User Manual K0242 ADTS 401 Operator’s Manual [software version 4.20 to 4.29] K0243 ADTS 401 Operator’s Manual [software version 4.31 to 4.39] K0285 ADTS 403 User Manual K0154 ADTS 405 IEEE 488 Option User Manual K0157 ADTS 405 SCPI User Manual Abbreviations...
  • Page 6 Personnel computer Pressure static Pounds per square inch Pressure Total (Pitot) Password Differential pressure SCPI Standard commands for programmable instruments True airspeed Test program manager (Druck software package) Volts Positive Negative °C Degrees Celsius °F Degrees Fahrenheit Glossary The terminology used in this manual is specific and individual interpretation must not be introduced.
  • Page 7 Item Description Calibrate To determine accuracy, deviation or variation by special measurement or by comparison with a standard. Check Make a comparison of a measure of time, pressure, temperature, resistance, dimension or other quality with a known figure for that measurement. Disconnect To detach the connection between;...
  • Page 8 Copyright 1996 Baker Hughes Company. vi | ADTS 403/405 Calibration Manual–English...

  • Page 9: Table Of Contents

    Contents Introduction Calibration Process Calibration Description 1.2.1 Calibration Check 1.2.2 Main Calibration 1.2.3 Rate Calibration IEEE 488 SCPI Interface Equipment Specification Media Compatibility Preliminary Operations 1.6.1 Pressure Source Notes on Calibration Leak Test ADTS Leak Test Purge and Leak Test PIN Protection Calibration Enter Calibration Mode...
  • Page 10 Copyright 1996 Baker Hughes Company. viii | ADTS 403/405 Calibration Manual–English...

  • Page 11: Introduction

    Calibration Process 1. Introduction The ADTS 403/405 incorporates an automated calibration facility providing three different calibration functions. A calibration enable switch, located on the front panel under a label protects the calibration facility. For the ADTS to stay accurate, a calibration check should be carried out at chosen intervals.

  • Page 12: Equipment Specification

    ADTS Pressure Sensor Permitted Pressure Media Solartron® Dry air only. Druck RPT Dry air or dry nitrogen. a. The ADTS pressure sensor type is shown on the LCD display during the power-up self-test sequence. 1.6 Preliminary Operations Review and become familiar with the whole procedure before beginning calibration process.

  • Page 13: Notes On Calibration

    Notes on Calibration 1.7 Notes on Calibration • For optimum calibration accuracy, the ADTS should be connected to the pressure standard using metal, PTFE or high density polyethylene hoses to avoid contamination of the internal sensors. This is particularly important when using an EXTERNAL pressure source. •...
  • Page 14 Chapter 1. Introduction Copyright 1996 Baker Hughes Company. 4 | ADTS 403/405 Calibration Manual–English...

  • Page 15: Leak Test

    ADTS Leak Test 2. Leak Test 2.1 ADTS Leak Test A leak test should be carried out before a calibration procedure to make sure of the integrity of the ADTS. Allow one hour for the ADTS to thermally stabilize after switching on and before calibration. Select RATE ALT and a rate of 195 mbar/min.
  • Page 16 Chapter 2. Leak Test Copyright 1996 Baker Hughes Company. 6 | ADTS 403/405 Calibration Manual–English...

  • Page 17: Pin Protection

    3. PIN Protection A service PIN (Personal Identification Number) can be entered to prevent unauthorized entry into Calibration or Maintenance Mode. To change the service PIN: Press 000 when the Main Calibration Menu is displayed: (CALIBRATION) F1 Main Calibration F2 Calibration Check F3 Rate Calibration Enter the new PIN.
  • Page 18 Chapter 3. PIN Protection Copyright 1996 Baker Hughes Company. 8 | ADTS 403/405 Calibration Manual–English...

  • Page 19: Calibration

    Enter Calibration Mode 4. Calibration 4.1 Enter Calibration Mode Enter the calibration menu from the measurement or control menu by pressing F1 and F4 together. The service PIN, if enabled protects both calibration and maintenance facilities from unauthorized entry. If the service PIN is disabled, the display shows the main calibration menu.

  • Page 20: Calibration Check Of The Static Channel

    Chapter 4. Calibration published, minimum specification for the equipment entering service. Acceptance limits may vary at the user's discretion for specific applications. 4.3 Calibration Check of the Static Channel Before starting this procedure carry out a leak test as detailed in Section 2 Set the unit to measurement mode, calibration check, external pressure source and static (Ps) calibration as detailed in Section 4.1.

  • Page 21: Calibration Check Of The Combined Pitot And Static Channels

    Calibration Check of the Combined Pitot and Static Channels Note: A label on the front panel of the ADTS 403/405 shows the full-scale range of the Pitot sensor. If the recorded difference exceeds the allowable tolerance ( ) carry out a calibration adjustment detailed in Section 4.8.

  • Page 22: Main Calibration

    Chapter 4. Calibration Repeat (2) and (3) for pressure No. 9 to 11 in Table 4-3; points 12 and 13 are used on the 1000 knot Pitot range sensors. Note: A label on the front panel of the ADTS 403/405 shows the full-scale range of the Pitot sensor.

  • Page 23: Select Calibration Mode

    There is no upper limit to the number of points that may be entered. For specification accuracies to be achieved, Druck recommend a minimum of five points on static (Ps) with a further three on pitot (Pt) if both are calibrated together.

  • Page 24: Calibration And Adjustment Of The Static Channel

    Chapter 4. Calibration • If a small number of applied pressures are used for calibration adjustment, it is recommended that the resultant performance is checked at pressures between these points to confirm linear response over the range. [END CAL] • This function completes the calibration of the relevant channel.

  • Page 25: Calibration And Adjustment Of The Pitot Channel

    Calibration and Adjustment of the Pitot Channel Note: The pressure values shown in the table are the values used and suggested by the manufacturer, other values can be used. Adjust calibration standard to the first pressure value in Table 4-1. Allow 1 minute for the unit to stabilize.

  • Page 26: Calibration And Adjustment Of The Combined Static And Pitot Channels

    Chapter 4. Calibration 4.9 Calibration and Adjustment of the Combined Static and Pitot Channels Before starting this procedure carry out leak tests as detailed in Section 2. Set the unit to measurement mode, main calibration, external pressure source and static (Ps) and pitot (Pt) calibration as detailed in 4.1.
  • Page 27 Rate Calibration Note: For the rate calibration to be performed, pressure and vacuum supplies need to be connected and the static (Ps) and pitot (Pt) outlets blanked. To perform a rate calibration: Select [RATE CAL] and the unit automatically carries out a rate calibration. The display shows “Rate calibration please wait”...
  • Page 28 Chapter 4. Calibration Copyright 1996 Baker Hughes Company. 18 | ADTS 403/405 Calibration Manual–English...

  • Page 29: Calibration Using Ieee 488 Scpi

    Calibration using IEEE 488 SCPI follows the same procedure as manual calibration detailed in Section 4 The SCPI commands required for automatic calibration are in the sub-set of the CALibration: command. The Druck ADTS 403/405 SCPI Option User Manual, K0157 details each command used in this procedure.

  • Page 30: Defining Elements For A Program

    Chapter 5. Calibration using IEEE 488 SCPI the calculations. The required table of values depends on the control channel to be calibrated and, for the pitot channel, the range of the sensor fitted. Table 5-1: Calibration Pressure Ranges Pressure Range Sensor Nominal Full Scale Table of Applied Port...

  • Page 31: To Find Existing Calibration Data

    Defining Elements for a Program • To find existing calibration data. • To find pressure errors between the standard and the ADTS 403/405. • To decide if correction should be carried out. • To carry out corrections. • To calculate slope and offset shifts. •...
  • Page 32 Chapter 5. Calibration using IEEE 488 SCPI 10. SXY = SXY + (COMP403/405(n) * STANDARD_PRESSURE(n)) To calculate slope and offset shifts: –  PTSUSED SXY    SX SY   ---------------------------------------------------------------------------------------- - –  PTSUSED SX2   ...

  • Page 33: Calibration Pressures

    Calibration Pressures 5.3 Calibration Pressures Table 5-3: Static Range Calibration Pressures Calibration Pressure Point inHg mbar 10.2 15.3 20.4 25.4 30.5 1033 34.5 1172 40.0 1355 Table 5-4: Pitot - 850 knot Range Calibration Pressures Calibration Pressure Point inHg mbar 10.2 15.3 20.4...
  • Page 34 Chapter 5. Calibration using IEEE 488 SCPI Table 5-5: Pitot - 1000 knot Range Calibration Pressures Calibration Pressure Point inHg mbar 10.2 20.4 30.5 1033 38.7 1311 50.9 1724 63.1 2137 77.4 2621 89.6 3034 103.3 3500 Copyright 1996 Baker Hughes Company. 24 | ADTS 403/405 Calibration Manual–English...

  • Page 35: Appendix A. Quick Reference

    Appendix A. Quick Reference Key/selection Function and Comments Enters the calibration menu. Type PIN and check date. [MAIN CAL] [INTERNAL] [Ps (abs)] [AIM] data entry Go to new pressure set-point. [RATE] data entry Set Rate set-point. [ACTUAL VALUE] data entry Enter actual pressure value.
  • Page 36 Appendix A. Quick Reference Key/selection Function and Comments Function and Comments [EXTERNAL] [Ps (abs)] [ACTUAL VALUE] data entry Enter Actual value. [END CAL] Complete calibration. [YES] Accept Ps changes and Quit. [NO] Reject Ps changes and return to calibration menu. [Pt (abs)] [ACTUAL VALUE] data entry...
  • Page 37 Key/selection Function and Comments Function and Comments [Ps & Pt (abs)] [AIM] data entry Go to new pressure set-point. [RATE] data entry Set Rate set-point. [OFF] Turn controllers OFF. [ON] Turn controllers ON. [END Ps] Exit Ps check, continue with Pt check. [EXTERNAL] [Ps] [AIM]...
  • Page 38 Appendix A. Quick Reference Copyright 1996 Baker Hughes Company. 28 | ADTS 403/405 Calibration Manual–English...
  • Page 40 India Japan Toulouse Pune Tokyo +33 562 888 250 +91-2135-620421~425 +81 3 6894 1838    sensing.FR.cc@bakerhughes.com mcindia.inhouseservice@bakerhughes.com service.druck.jp@bakerhughes.com    Abu Dhabi Leicester Billerica +971 2 4079381 +44 (0) 116 2317107 +1 (281) 542-3650   ...

This manual is also suitable for:

Adts 405rAdts 403fAdts 405f

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