Campbell Scientific CR3000 Micrologger - Manual (Page 16)

Table of Contents
16
Section 9. Maintenance ................................................421
9.1 Moisture Protection ............................................................................... 421
9.2 Replacing the Internal Battery............................................................... 421
9.3 Repair .................................................................................................... 424
Section 10. Troubleshooting........................................427
10.1 Status Table......................................................................................... 427
10.2 Operating Systems............................................................................... 427
10.3 Programming....................................................................................... 427
10.3.1 Status Table as Debug Resource................................................ 427
10.3.1.1 CompileResults ................................................................ 428
10.3.1.2 SkippedScan..................................................................... 429
10.3.1.3 SkippedSlowScan............................................................. 429
10.3.1.4 SkippedRecord ................................................................. 429
10.3.1.5 ProgErrors ........................................................................ 430
10.3.1.6 MemoryFree..................................................................... 430
10.3.1.7 VarOutOfBounds ............................................................. 430
10.3.1.8 WatchdogErrors ............................................................... 430
10.3.1.8.1 Status Table WatchdogErrors ................................. 430
10.3.1.8.2 Watchdoginfo.txt File............................................. 431
10.3.2 Program Does Not Compile....................................................... 431
10.3.3 Program Compiles / Does Not Run Correctly ........................... 431
10.3.4 NAN and ±INF .......................................................................... 432
10.3.4.1 Measurements and NAN .................................................. 432
10.3.4.1.1 Voltage Measurements ........................................... 432
10.3.4.1.2 SDI-12 Measurements ............................................ 432
10.3.4.2 Floating-Point Math, NAN, and ±INF ............................. 432
10.3.4.3 Data Types, NAN, and ±INF ........................................... 433
10.3.4.4 Output Processing and NAN ............................................ 434
10.4 Communications.................................................................................. 435
10.4.1 RS-232....................................................................................... 435
10.4.2 Communicating with Multiple PCs ........................................... 435
10.4.3 Comms Memory Errors ............................................................. 435
10.4.3.1 CommsMemFree(1) ......................................................... 435
10.4.3.2 CommsMemFree(2) ......................................................... 437
10.4.3.3 CommsMemFree(3) ......................................................... 437
10.5 Power Supplies.................................................................................... 438
10.5.1 Overview ................................................................................... 438
10.5.2 Troubleshooting Power at a Glance........................................... 439
10.5.3 Diagnosis and Fix Procedures.................................................... 439
10.5.3.1 Battery Test ...................................................................... 439
10.5.3.2 Charging Regulator with Solar-Panel Test....................... 440
10.5.3.3 Charging Regulator with Transformer Test ..................... 442
10.5.3.4 Adjusting Charging Voltage............................................. 443
10.6 Terminal Emulator .............................................................................. 445
10.6.1 Serial Talk Through and Sniffer ................................................ 448
Section 11. Glossary.....................................................449
11.1 Terms .................................................................................................. 449
11.2 Concepts.............................................................................................. 473
11.2.1 Accuracy, Precision, and Resolution ......................................... 473