5-13 Backlight key.......................................
............................................
66
5-14 A ( Current ) Range key....................................
............................................
66
5-15 LOWBAT screen.........................
............................................
67
5-16 Appendix 1.......................................
............................................
68
6. MAINTENANCE.................................................................................................................................
69
6-1 Cleaning.................................................
............................................
69
6-2 Replacement of batteries .................................................................................
69
7. RS232 PC SERIAL INTERFACE.........................................................................................
70
8. Download the saving data from the SD card to
the computer ( EXCEL software ) ...............................................................................
72
9. PATENT.................................................................................................................
76
10. THE ADDRESS OF AFTER SERVICE CENTER ..............
............................................
77