Shopping Cart

No products in the cart.

ASME PTC 19.22 07:2007 Edition

$98.04

ASME PTC 19.22 Data Acquisition Systems

Published By Publication Date Number of Pages
ASME 2007 54
Guaranteed Safe Checkout
Category:

If you have any questions, feel free to reach out to our online customer service team by clicking on the bottom right corner. We’re here to assist you 24/7.
Email:[email protected]

PDF Catalog

PDF Pages PDF Title
4 CONTENTS
6 NOTICE
7 FOREWORD
8 ASME PTC COMMITTEE Performance Test Codes
9 CORRESPONDENCE WITH THE PTC 19.22 COMMITTEE
10 INTRODUCTION
12 DATA ACQUISITION SYSTEMS
Section 1 Object and Scope
1-1 OBJECT
1-2 SCOPE
13 Section 2 Definitions and Descriptions of Terms
15 Section 3 Guiding Principles
3-1 CAPABILITY
3-2 TYPICAL DATA ACQUISITION SYSTEMS
3-2.1 Basic Data Acquisition System
3-2.2 Intermediate Data Acquisition System
16 3-2.3 Advanced Data Acquisition System
3-3 SYSTEM PLANNING
3-3.1 Test Plan
3-3.2 Hardware
18 3-3.3 Software
19 3-4 OPERATIONAL CONSIDERATIONS
3-4.1 Calibration
3-4.2 System Validation
20 Section 4 Signal Conversion
4-1 SENSORS
4-1.1 Sensor Considerations
4-1.2 Sensor Signal Types
4-1.2.1 Analog Signals.
4-1.2.2 Digital Signals.
4-1.2.3 Pulse Inputs.
4-1.2.4 Contact Input Signals.
4-2 SIGNAL CONDITIONING
4-2.1 A/D Conversion
21 4-2.1.1 Counter or Ramp Type.
4-2.1.2 Successive Approximation Type.
4-2.1.3 Dual Slope Integrating Type.
4-2.1.4 Voltage to Frequency Integrating Type.
22 4-2.1.5 Parallel Type.
4-2.1.6 Sigma-Delta Type.
4-2.2 Signal Amplification
4-2.3 Current to Voltage
4-2.4 Voltage Divider
4-2.5 AC to DC Conversion
23 4-2.6 Filtering
4-2.6.1 Passive Filters.
4-2.6.2 Active Filters.
4-2.7 Digital Signal Conditioning
4-3 SIGNAL MULTIPLEXING
4-3.1 Analog Signal Multiplexing
4-3.1.1 Switch Type Multiplexing.
4-3.1.2 Relay Type Multiplexing.
24 4-3.1.3 Solid State Multiplexing.
4-3.2 Digital Signal Multiplexing
25 Section 5 Data Acquisition System Calibration
5-1 SYSTEM CALIBRATION
5-1.1 Reference Standards
5-1.2 Quality Assurance Program
5-1.3 Ambient Conditions
5-1.4 Calibration Points and Ranges
26 5-1.5 Timing of Calibration
5-1.6 Drift
5-1.7 Calibration Corrections
5-1.8 Documentation and Traceability
5-2 CALIBRATION METHODS
5-2.1 Loop Calibration
5-2.2 Component Calibration
5-3 FIELD CALIBRATION
5-4 LABORATORY CALIBRATION
27 Section 6 System Uncertainty
6-1 SYSTEM UNCERTAINTY CONTRIBUTORS
6-1.1 Component Base Uncertainty
6-1.2 System Application Uncertainty
6-1.2.1 Environmental Effects.
28 6-1.2.2 Drift Effects.
6-1.2.3 Measurement Resolution.
6-1.2.4 Measurement Methodology.
6-1.2.5 Transient Effects.
29 6-1.3 Analytical Uncertainty
6-2 OVERALL SYSTEM UNCERTAINTY
6-2.1 Combination of Individual Component Uncertainties
6-2.2 Overall Measurement System Loop Uncertainty
30 Section 7 Data Management
7-1 DIGITAL DATA REPRESENTATION
7-1.1 Data Resolution
7-1.2 Computational Accuracy and Precision
7-2 DATA OUTPUT REQUIREMENTS
31 7-3 MANUALLY PREPARED DATA
7-4 CALCULATIONS
7-4.1 Data Reduction
7-4.1.1 Scaling.
7-4.1.2 Unit Conversions.
7-4.1.3 Calibration Corrections.
32 7-4.1.4 Other Corrections.
7-4.1.5 Averaging.
35 7-4.1.6 Statistical.
7-4.1.7 Signal Conditioning: Software Filtering or Data Smoothing.
7-4.2 Results
7-4.2.1 Test Results.
7-4.2.2 Test Uncertainty.
7-4.3 Validation
7-5 DATA STORAGE GUIDELINES
7-5.1 Storage Capacity
7-5.2 Stored Attributes
7-5.3 Data Compression
36 7-6 REPORTING
38 MANDATORY APPENDIX I BIBLIOGRAPHY
39 NONMANDATORY APPENDIX A DATA ACQUISITION SYSTEM COMPONENT ERRORS AND OVERALL SYSTEM UNCERTAINTY REPRESENTATION
A-1 INTRODUCTION
A-2 SYSTEM COMPONENT ERRORS
A-2.1 Sensors
A-2.2 Signal Conditioning
A-2.3 Multiplexing
A-2.4 A/D Conversion
40 A-2.5 Data Processing Errors
A-3 SYSTEM APPLICATION ERRORS
A-3.1 Zero Offset Errors
A-3.2 Gain Errors
A-3.3 Reference Voltage Errors
A-3.4 Common Mode Errors
A-3.5 System Noise Error
A-4 OVERALL DATA ACQUISITION SYSTEM ERRORS
41 A-5 SUMMARY
42 NONMANDATORY APPENDIX B DATA ACQUISITION SYSTEM UNCERTAINTY CALCULATION EXAMPLES
B-1 PURPOSE
B-2 UNCERTAINTY OF FOUR-WIRE RESISTANCE MEASUREMENT
B-2.1 System Configuration/Specifications
B-2.2 Assumptions
B-2.3 Analysis
B-2.3.1 DAS Systematic Uncertainty Contributors.
B-2.3.1.1 Base Systematic Uncertainty.
43 B-2.3.1.2 Environmental Effects.
B-2.3.1.3 Drift.
B-2.3.1.4 Measurement Resolution.
B-2.3.1.5 Measurement Methodology.
45 B-2.3.1.6 Composite Systematic Uncertainty Due to DAS Effects.
B-2.3.2 Sensor Systematic Uncertainty Contributors.
B-2.3.2.1 Four-Wire RTD Sensor Base Systematic Uncertainty.
B-2.3.2.2 Environmental Effects.
B-2.3.2.3 Drift.
B-2.3.2.4 Resolution.
B-2.3.2.5 Measurement Methodology.
46 B-2.3.2.6 Composite Systematic Uncertainty Due to RTD Sensor Effects.
B-2.3.3 Analytical Uncertainty.
B-2.3.4 Total Systematic Uncertainty of Measurement Loop.
B-2.3.4.1 Non-Loop Calibrated System.
B-2.3.4.2 Loop Calibrated System.
B-3 UNCERTAINTY OF DC VOLTAGE MEASUREMENT
B-3.1 System Configuration/Specifications
B-3.2 Assumptions
47 B-3.3 Analysis
B-3.3.1 DAS Systematic Uncertainty Contributors.
B-3.3.1.1 Base Systematic Uncertainty.
B-3.3.1.2 Environmental Effects.
B-3.3.1.3 Drift.
B-3.3.1.4 Measurement Resolution.
B-3.3.1.5 Measurement Methodology.
48 B-3.3.1.6 Composite Systematic Uncertainty Due to DAS Effects.
B-3.3.2 Sensor Systematic Uncertainty Contributors.
B-3.3.2.1 DC Voltage Base Systematic Uncertainty.
B-3.3.2.2 Environmental Effects.
49 B-3.3.2.3 Drift.
B-3.3.2.4 Resolution.
B-3.3.2.5 Measurement Methodology.
B-3.3.2.6 Composite Systematic Uncertainty Due to DC Voltage Sensor Effects.
B-3.3.3 Analytical Uncertainty.
B-3.3.4 Total Systematic Uncertainty of Measurement Loop.
B-4 UNCERTAINTY OF DIGITAL SIGNAL INPUT
B-4.1 System Configuration/Specifications
B-4.2 Assumptions
B-4.3 Analysis
B-4.3.1 DAS Systematic Uncertainty Contributors.
B-4.3.1.1 Measurement Methodology.
50 B-4.3.1.2 Composite Systematic Uncertainty Due to DAS Effects.
B-4.3.2 Sensor Systematic Uncertainty Contributors.
B-4.3.2.1 Digital Signal Base Uncertainty.
B-4.3.2.2 Environmental Effects.
B-4.3.2.3 Drift.
B-4.3.2.4 Resolution.
B-4.3.2.5 Measurement Methodology.
B-4.3.2.6 Composite Systematic Uncertainty Due to Digital Sensor Effects.
B-4.3.3 Analytical Uncertainty.
B-4.3.4 Total Systematic Uncertainty of Measurement Loop.
B-5 CONCLUSIONS
B-5.1 Four-Wire RTD Measurements
51 B-5.2 DC Voltage Measurements
B-5.3 Digital Inputs
B-5.4 Summary
52 NONMANDATORY APPENDIX C FLOATING-POINT DATA REPRESENTATION IEEE 754-1985
53 NONMANDATORY APPENDIX D SAMPLE DATA ACQUISITION SYSTEM OUTPUT EXAMPLE
ASME PTC 19.22 07
$98.04