Fluke 45 - Chapter 7 Option -01 Battery Pack

7-1
Chapter 7
Option -01 Battery Pack
Title Page
7-1. Introduction........................................................................................... 7-3
7-2. Specifications........................................................................................ 7-3
7-3. Theory of Operation ............................................................................. 7-3
7-4. Functional Block Description........................................................... 7-3
7-5. Switching Power Supply.............................................................. 7-5
7-6. Cycle/Float Charge Rate Switch.................................................. 7-5
7-7. Low Battery Indicator Detector ................................................... 7-5
7-8. Low Battery Disconnect............................................................... 7-5
7-9. Constant Voltage Trickle Charger ............................................... 7-6
7-10. Other Circuits............................................................................... 7-6
7-11. General Maintenance............................................................................ 7-6
7-12. Removal............................................................................................ 7-6
7-13. Installation........................................................................................ 7-7
7-14. Performance Testing............................................................................. 7-9
7-15. General Operability.......................................................................... 7-9
7-16. Low Battery Indicator Detector and Low Battery Disconnect Test. 7-10
7-17. Cycle/Float Charge Rate Switch Test .............................................. 7-10
7-18. Calibration ............................................................................................ 7-12
7-19. Troubleshooting.................................................................................... 7-13
7-20. Additional Tests.................................................................................... 7-14
7-21. Schematic Diagram............................................................................... 7-14
7-22. List of Replaceable Parts...................................................................... 7-14