Campbell Scientific PS200/CH200 12 V Charging Regulators - Manual (Page 6)

Table of Contents
6.3 RS-232 Interface................................................................................ 39
6.3.1 Text Based Interface................................................................... 39
6.3.2 RS-232 Communications with a Campbell Scientific
Datalogger .............................................................................. 42
6.3.3 RS-232 Host (Datalogger) Command Strings and PS200/
CH200 Response Strings ........................................................ 44
6.3.3.1 Read Status ...................................................................... 44
6.3.3.2 Write Remote Battery Temperature to PS200/CH200..... 44
6.3.3.3 Restore Internal Battery Temperature Measurement ....... 45
6.3.3.4 Change Battery Capacity Value in PS200/CH200........... 45
6.3.3.5 Enter Battery Test State................................................... 45
6.3.3.6 Zero Out Qloss ................................................................ 45
6.3.3.7 Read Special PS200/CH200 Settings and Variables ....... 46
6.3.3.8 Power Usage.................................................................... 46
6.3.4 Datalogger Programming for RS-232 Communication to the
PS200/CH200 ......................................................................... 46
7. Charging Details........................................................49
7.1 Charging Algorithm........................................................................... 49
7.2 Maximum Power Point Tracking ...................................................... 50
8. A100 Null Modem Adapter........................................51
9. A105 Additional 12 V Terminals Adapter ................52
10. References.................................................................53
Appendix
A. Advanced Programming Techniques....................A-1
A.1 Write/Reset Remote Battery Temperature....................................... A-1
A.1.1 Write/Reset Remote Battery Temperature SDI12
Programming Example ......................................................... A-1
A.1.2 Write/Reset Remote Battery Temperature RS-232
Programming Example ......................................................... A-3
A.2 Change Battery Capacity................................................................. A-6
A.2.1 Change Battery Capacity SDI12 Programming Example ........ A-6
A.2.2 Change Battery Capacity RS-232 Programming Example....... A-8
A.3 Enter Battery Test State................................................................. A-11
A.3.1 Enter Battery Test State SDI12 Programming Example ........ A-12
A.3.1.1 Calendar Date Battery Test – SDI12 ........................... A-12
A.3.1.2 Set Number Of Days Battery Test – SDI12................. A-15
A.3.2 Enter Battery Test State RS-232 Programming Example....... A-18
A.3.2.1 Calendar Date Battery Test – RS-232.......................... A-18
A.3.2.2 Set Number Of Days Battery Test – SDI12................. A-22
A.4 Zero QLoss.................................................................................... A-26
A.4.1 Zero Out QLoss SDI12 Programming Example..................... A-26
A.4.2 Zero Out QLoss RS-232 Programming Example................... A-28
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