Fluke 27 Service Manual

27
Service Manual
ii
3-17. Diode Test Performance Verification .............................................. 3-15
3-18. Calibration Adjustment......................................................................... 3-15
3-19. Calibration Preparation .................................................................... 3-15
3-20. DC Voltage Connection ................................................................... 3-16
3-21. AC Voltage Calibration.................................................................... 3-16
3-22. Troubleshooting.................................................................................... 3-17
3-23. Power-Up Self Test .......................................................................... 3-17
3-24. Overall System Check...................................................................... 3-17
3-25. DC Voltage Signal Tracing.............................................................. 3-18
3-26. Fault Diagnosis Guide...................................................................... 3-19
4 List of Replaceable Parts................................................................... 4-1
4-1. Introduction........................................................................................... 4-3
4-2. How to Obtain Parts.............................................................................. 4-3
4-3. Manual Status Information ................................................................... 4-3
4-4. Newer Instruments................................................................................ 4-4
4-5. Service Centers..................................................................................... 4-4
4-6. Parts Lists.............................................................................................. 4-5
5 Schematic Diagrams .......................................................................... 5-1

Fluke 27 Specifications

General

Display Type	LCD
AC Voltage Range	0.1 mV to 1000 V
DC Voltage Range	0.1 mV to 1000 V
AC Current Range	0.1 μA to 10 A
DC Current Range	0.1 μA to 10 A
Battery Type	9V
Continuity	Yes
Diode Test	Yes
Safety Rating	CAT III 600V
AC Current Accuracy	±(1.5% + 2 digits)
Resistance Accuracy	±(0.2% + 1 digit)
DC Voltage Accuracy	±(0.1% + 1 digit)