10 Contents
Attaching and Removing the VT1422A RJ-45 Module . . . . . . . . . . . . . . . . . . . . 53
Adding Components to the Terminal Module . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Spring and Screw Terminal Module Wiring Maps . . . . . . . . . . . . . . . . . . . . . . . 55
Chapter 3
Programming the VT1422A & VT1529A/B for Remote Strain Measurement . . . 57
About This Chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Instrument Setup for Remote Strain Measurements . . . . . . . . . . . . . . . . . . . . . . 58
Preparing the VT1422A for Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Preparing the VT1529A/B for Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Installing User Selected 1/4 Bridge Resistors (Optional) . . . . . . . . . . . . . . . 59
Connecting VT1529A/Bs to the VT1422A . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Two Interconnect Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Connecting Excitation Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Connecting the VT1529A/B to Strain Gages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Channel Connector Pin-to-Signal Relationship . . . . . . . . . . . . . . . . . . . . . . 69
VT1529A/B Bridge Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Connecting to the VT1529A/Bs Dynamic Strain Ports . . . . . . . . . . . . . . . . . . . . 73
Extending the Dynamic Strain Connection . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Dynamic Strain Port Offset Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Remote Strain Channel Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Runtime Remote Scan Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Programming for Remote Strain Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Description of Strain Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Verifying Correct Bridge Completion (Shunt Cal) . . . . . . . . . . . . . . . . . . . . . . . 90
Built-in Strain Conversion Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Chapter 4
Programming the VT1422A for
Data Acquisition and Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
About This Chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Overview of the VT1422A Multifunction DAC Module . . . . . . . . . . . . . . . . . . . 96
Multifunction DAC? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Operational Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Detailed Instrument Operation Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Programming Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Executing the Programming Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Power-on and *RST Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Setting up Analog Input and Output Channels . . . . . . . . . . . . . . . . . . . . . . . . . 107
Configuring Programmable Analog SCP Parameters . . . . . . . . . . . . . . . . 107
Linking Input Channels to EU Conversion . . . . . . . . . . . . . . . . . . . . . . . . . 109
Linking Output Channels to Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Setting Up Digital Input and Output Channels . . . . . . . . . . . . . . . . . . . . . . . . . 118
Setting Up Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Setting Up Digital Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Summary of Contents for VT1422A
Page 2: ...This page is blank...
Page 8: ...8 Notes...
Page 22: ...22 Support...
Page 57: ...Field Wiring 57 Chapter 2...
Page 58: ...58 Field Wiring Chapter 2...
Page 96: ...94 Programming the VT1422A VT1529A B for Remote Strain Measurement Chapter 3...
Page 162: ...160 Programming the VT1422A for Data Acquisition and Control Chapter 4...
Page 224: ...222 Creating and Running Algorithms Chapter 6...
Page 419: ...VT1422A Command Reference 417 Chapter 7 Notes...
Page 420: ...418 VT1422A Command Reference Chapter 7 Notes...
Page 425: ...Specifications 423 Appendix A Thermocouple Type E 200 800 C SCPs VT1501 02 03A...
Page 426: ...424 Specifications Appendix A Thermocouple Type E 200 800 C SCPs VT1508 09A...
Page 427: ...Specifications 425 Appendix A Thermocouple Type E 0 800 C SCPs VT1501A 02A 03A...
Page 428: ...426 Specifications Appendix A Thermocouple Type E 0 800 C SCPs VT1508A 09A...
Page 429: ...Specifications 427 Appendix A Thermocouple Type E Extended SCPs VT1501A 02A 03A...
Page 430: ...428 Specifications Appendix A Thermocouple Type E Extended SCPs VT1508A 09A...
Page 431: ...Specifications 429 Appendix A Thermocouple Type J SCPs VT1501A 02A 03A...
Page 432: ...430 Specifications Appendix A Thermocouple Type J SCPs VT1508A 09A...
Page 433: ...Specifications 431 Appendix A Thermocouple Type K SCPs VT1501A 02A 03A...
Page 434: ...432 Specifications Appendix A Thermocouple Type R SCPs VT1501A 02A 03A...
Page 435: ...Specifications 433 Appendix A Thermocouple Type R SCPs VT1508A 09A...
Page 436: ...434 Specifications Appendix A Thermocouple Type S SCPs VT1501A 02A 03A...
Page 437: ...Specifications 435 Appendix A Thermocouple Type S SCPs VT1508A 09A...
Page 438: ...436 Specifications Appendix A Thermocouple Type T SCPs VT1501A 02A 03A...
Page 439: ...Specifications 437 Appendix A Thermocouple Type T SCPs VT1508A 09A...
Page 440: ...438 Specifications Appendix A 5k Thermistor Reference SCPs VT1501A 02A 03A...
Page 441: ...Specifications 439 Appendix A 5k Thermistor Reference SCPs VT1508A 09A...
Page 442: ...440 Specifications Appendix A RTD Reference SCPs VT1501A 02A 03A...
Page 443: ...Specifications 441 Appendix A RTD SCPs VT1501A 02A 03A...
Page 444: ...442 Specifications Appendix A RTD SCPs VT1508A 09A...
Page 445: ...Specifications 443 Appendix A 2250 Thermistor SCPs VT1501A 02A 03A...
Page 446: ...444 Specifications Appendix A 2250 Thermistor SCPs VT1508A 09A...
Page 447: ...Specifications 445 Appendix A 5k Thermistor SCPs VT1501A 02A 03A...
Page 448: ...446 Specifications Appendix A 5k Thermistor SCPs VT1508A 09A...
Page 449: ...Specifications 447 Appendix A 10k Thermistor SCPs VT1501A 02A 03A...
Page 450: ...448 Specifications Appendix A 10k Thermistor SCPs VT1508A 09A...
Page 454: ...452 Specifications Appendix A...
Page 480: ...478 VT1529A B Verification Calibration Appendix C...
Page 484: ...482 Glossary Appendix D Notes...