Campbell CR200 - Page 211

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Table of Contents

Default Chapter3
- Table of Contents3
Section 1. Introduction11
- CR200(X) Series Datalogger Models11
List of Tables12
- Table 1. CR200 Series Dataloggers with Built-In Radio12
List of Figures13
Section 2. Quickstart Tutorial13
- Primer - CR200(X) Data Acquisition13
- Hands-On Exercise - Measuring Temperature20
Section 3. Overview33
- CR200(X) Overview33
- Scientific41
  - Maintenance Overview42
- Scientific43
- Replacing the Internal Battery43
- PC Support Software44
- Table 3. Internal Lithium Battery Specifications44
- Specifications45
Section 4. Sensor Support47
- Powering Sensors47
- Voltage Measurement48
- Bridge Resistance Measurements51
  - Figure 28: Voltage Excitation Bridge Circuit51
  - Measurements Requiring AC Excitation52
- Pulse Count Measurement52
- Period Averaging Measurements55
- Recording56
- Cabling Effects on Measurements56
Section 5. Measurement and Control Peripherals59
- Control Output59
  - Binary Control59
- Other Peripherals61
  - Tims61
Section 6. CR200(X) Power Supply63
- Power Requirement63
- Calculating Power Consumption63
- Power Supplies63
  - Battery Connection63
Section 7. Grounding65
- ESD Protection65
  - Lightning Protection66
- Single-Ended Measurement Reference67
Section 8. CR200(X) Configuration69
- Devconfig69
- Sending the Operating System70
  - Sending os with Devconfig70
- Settings72
List of Crbasic Examples79
Section 9. Programming79
- Inserting Comments into Program79
- Sending Programs79
- Writing Programs79
- CRBASIC EXAMPLE 1. Inserting Comments79
  - Short Cut Editor and Program Generator80
  - CRBASIC Editor80
  - Numerical Formats81
  - Table 5. Formats for Entering Numbers in CRBASIC81
- CRBASIC EXAMPLE 2. Load Binary Information into a Single Variable81
  - Structure82
  - Table 6. CRBASIC Program Structure82
  - Declarations I - Single-Line Declarations83
    - Variables83
- CRBASIC EXAMPLE 3. Proper Program Structure83
- CRBASIC EXAMPLE 4. Using a Variable Array in Calculations85
  - Constants86
- CRBASIC EXAMPLE 5. Flag Declaration and Use86
- CRBASIC EXAMPLE 6. Using the Const Declaration86
  - Alias and Unit Declarations87
  - Declarations II - Declared Sequences87
    - Data Tables87
- CRBASIC EXAMPLE 7. Alias and Unit Declaration87
- Table 7. Predefined Constants and Reserved Words87
- Table 8. TOA5 Environment Line88
- Table 9. Typical Data Table89
- CRBASIC EXAMPLE 8. Definition and Use of a Data Table90
- Output Processing Instructions91
- CRBASIC EXAMPLE 9. Use of the Disable Variable92
  - Subroutines93
  - Program Execution Timing93
- CRBASIC EXAMPLE 10. Use of a Subroutine93
  - Instructions94
    - Measurement and Data Storage Processing94
- CRBASIC EXAMPLE 11. Beginprog / Scan / Nextscan / Endprog Syntax94
- CRBASIC EXAMPLE 12. Measurement Instruction Syntax94
  - Parameter Types95
  - Names in Parameters95
  - Table 10. Rules for Names95
  - Expressions in Parameters96
  - Arrays of Multipliers and Offsets96
- CRBASIC EXAMPLE 13. Use of Expressions in Parameters96
- CRBASIC EXAMPLE 14. Use of Arrays as Multipliers and Offsets96
  - Expressions97
- CRBASIC EXAMPLE 15. Use of Variable Arrays to Conserve Code Space98
  - Table 11. Logical Expression Examples99
  - Program Access to Data Tables100
  - Table 12. Abbreviations of Names of Data Processes100
Section 10. CRBASIC Programming Instructions103
- Program Declarations103
Section 11. Programming Resource Library119
- Remote Sensor Interface119
- CRBASIC EXAMPLE 16. Example Wireless Sensor Program for CR200(X)119
  - Radio Power Minimization120
- CRBASIC EXAMPLE 17. CRBASIC EXAMPLE. Radio Power Minimization Program Examples121
  - Multiple Switch Closure Measurements122
  - Sensor Support122
    - Command Basics122
- CRBASIC EXAMPLE 18. CRBASIC EXAMPLE. Two Rain Gages on a CR200(X)122
- CRBASIC EXAMPLE 19. Using Trigvar to Trigger Data Storage136
- CRBASIC EXAMPLE 20. CRBASIC EXAMPLE. Programming for Two Data Intervals in One Data Table137
Section 12. Memory and Data Storage139
- Data Storage139
  - Data Table Storage139
- Memory Conservation140
- Memory Reset140
Section 13. Telecommunications and Data Retrieval141
- Hardware and Carrier Signal141
- Table 17. CR200(X) Telecommunications Options141
- Protocols142
- Initiating Telecommunications142
- Data Retrieval142
  - Via Telecommunications142
  - Data Format on Computer142
Section 14. Pakbus Overview143
- Pakbus Addresses143
- Nodes: Leaf Nodes and Routers143
- Router and Leaf Node Configuration144
- Linking Nodes: Neighbor Discovery144
- Troubleshooting146
- Loggernet Device Map Configuration148
Section 15. Alternate Telecoms Resource Library149
- Modbus149
Section 16. Support Software153
- Short Cut153
- Pc200W153
- Visual Weather153
- Pc400154
- Rtdaq154
- Loggernet Suite154
- Table 21. Loggernet Products that Include the Loggernet Server154
- PDA Software155
- Network Planner155
- Table 22. Loggernet Clients155
Section 17. Care and Maintenance157
- Temperature Range157
- Moisture Protection157
- Enclosures157
- Replacing the Internal Battery158
- Table 23. Internal Lithium Battery Specifications159
Section 18. Troubleshooting161
- Programming161
  - Table 24. Program Download Errors162
  - NAN and ±INF163
- CRBASIC EXAMPLE 21. Using NAN in Expressions163
  - Communications164
  - Power Supply165
Appendices171
Appendix A. Glossary171
- Terms171
- Concepts183
  - Accuracy, Precision, and Resolution183
  - A.2.1 Accuracy, Precision, and Resolution183
Appendix B. Status Table and Settings185
- Table 26. Status Table Fields and Descriptions186
- Table 27. CR200(X) Settings188
Appendix C. Serial Port Pin Outs191
- Communications Port191
Appendix D. ASCII / ANSI Table193
Appendix E. Antenna Usage and Compliance197
- Use of Antenna with CR200(X)197
- Part 15 FCC Compliance Warning197
  - Use of Approved Antennas198
Appendix F. Sensors and Peripherals199
- Sensors199
- Dataloggers199
- Table 29. Sensors Available from Campbell Scientific199
- Power Supplies200
- Enclosures201
- Relay Drivers201
- Serial Cables, Adaptors and Switches201
- Table 34. Relay Driver Available from Campbell Scientific201
- Signal Conditioners202
  - Current Shunt Modules202
- Telecommunications Hardware202
- Voltage Transient Suppressors204
Index205

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