SECTION 
Table 
of 
Contents 
TITLE 
PAGE 
1 
Introduction 
and 
Specifications 
.................................................. 
1-1 
1.1 
. 
INTRODUCTION 
1-1 
.......................................................... 
1.2 
. 
THE  8840A  DIGITAL  MULTIMETER 
..................................... 
1-1 
1.3 
. 
OPTIONS 
AND 
ACCESSORIES 
............................................. 
1-1 
1.4 
. 
SPECIFICATIONS 
1-1 
......................................................... 
Operating  Instructions 
........................................................... 
2-1 
INTRODUCTION 
.......................................................... 
2-1 
INSTUTiON 
.......................................................... 
2-1 
Installing  the Power-Line  Fuse 
............................................ 
2-1 
Connecting to  Line  Power 
................................................ 
2-1 
Adjusting the 
Handle 
.................................................... 
2-1 
Rack  Mounting Kits 
..................................................... 
2-1 
OPERATING 
FEATURES 
.................................................. 
2-2 
Power-Up  Features 
.............................................:......... 
2-2 
Front 
and 
Rear  Panel  Features 
............................................ 
2-2 
Display. Features 
........................................................ 
2-3 
Error  Messages 
......................................................... 
2-3 
Overrange  Indication 
..................................................... 
2-3 
Diagnostic Self-Tests 
.................................................... 
2-7 
............................................................... 
Ranging 
2-7 
AUTORANGE 
....................................................... 
2-7 
MANUAL  RANGE 
................................................... 
2-7 
Triggering 
.............................................................. 
2-7 
CONTINUOUS  TRIGGER  MODE 
...................................... 
2-7 
EXTERNAL  TRIGGER  MODE 
......................................... 
2-7 
Reading  Rates 
and 
Noise  Rejection 
........................................ 
2-9 
Automatic Settling  Time Delay 
............................................ 
2-9 
External  Trigger  Input  (Option 
-05 
Only) 
................................... 
2-9 
Sample Complete Output (Option 
-05 
Only) 
................................ 
2-9 
MAKING  MEASUREMENTS 
............................................... 
2-9 
Input  Overload Protection 
Limits 
.......................................... 
2-9 
Measuring  Voltage 
and 
Resistance 
......................................... 
2-10 
Measuring  Current 
....................................................... 
2-10 
Current  Fuse  Protection 
.................................................. 
2-10 
Offset  Measurements 
..................................................... 
2-10 
EXTERNAL  CLEANING 
................................................... 
2-11 
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