Chapter 6

Maintenance

 

Title

Page

6-1.

INTRODUCTION

6-3

6-2.

PERFORMANCE TEST

6-4

6-3.

Diagnostic Self-Tests

6-4

6-4.

DC Voltage Test

6-5

6-5.

AC Voltage Test (Option -09 Only)

6-7

6-6.

Resistance Test

6-8

6-7.

DC Current Test

6-9

6-8.

AC Current Test (Option -09 Only)

6-10

6-9.

CALIBRATION

6-10

6-10.

Basic Calibration Procedure

6-11

6-11.

INITIAL PROCEDURE

6-11

6-12.

A/D CALIBRATION

6-12

6-13.

OFFSET AND GAIN CALIBRATION

6-14

6-14.

HIGH-FREQUENCY AC CALIBRATION

6-15

6-15.

Advanced Features and Special Considerations

6-16

6-16.

STORING VARIABLE INPUTS

6-16

6-17.

CALIBRATING INDIVIDUAL RANGES

6-17

6-18.

VERIFYING CALIBRATION

6-17

6-19.

ERASING CALIBRATION MEMORY

6-18

6-20.

TOLERANCE CHECK

6-18

6-21.

AC CALIBRATION AT OTHER FREQUENCIES

6-19

6-22.

OPTIMIZING USE OF THE 5450A

6-19

6-23.

Remote Calibration

6-20

6-24.

TIMING CONSIDERATIONS

6-23

6-25.

REMOTE ERASURE

6-24

6-26.

EXAMPLE CALIBRATION PROGRAM

6-24

6-27.

DISASSEMBLY PROCEDURE

6-25

6-28.

Case Removal

6-26

6-29.

True RMS AC PCA Removal (Option -09 Only)

6-30

6-30.

IEEE-488 Interface PCA Removal (Option -05 Only)

6-30

6-31.

Main PCA Removal

6-30

6-32.

Front Panel Disassembly

6-32

6-33.

REASSEMBLY PROCEDURE

6-32

6-34.

INTERNAL FUSE REPLACEMENT

6-36

6-1

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Fluke 8842a instruction manual Maintenance