HP EPM-442A Manual do Utilizador descarregar pdf (Página 76)

HP4402.book : chapter2.fm 38 Wed Apr 23 15:29:05 1997

Power Meter Operation

Selecting a Digital or Analog Display

2-38 HP EPM-442A User’s Guide

Selecting a Digital or Analog Display

The measurement windows can display the result in either a digital or

analog format or both as shown in the following ﬁgures.

Figure 2-10: Digital Display

Figure 2-11: Analog Display

Figure 2-12: Digital and Analog Display

1 2 ... 71 72 73 74 75 76 77 78 79 80 81 ... 163 164

User’s Guide 1
Legal Information 3
Limitation of Warranty 4
Exclusive Remedies 4
Equipment Operation 5
General Safety Considerations 6
IEC 1010-1 Compliance 7
Regulatory Information 8
Declaration of Conformity 9
DECLARATION OF CONFORMITY 9
List of Related Publications 10
HP EPM-442A Options 11
About this Guide 12
Table of Contents 13
List of Figures 17
List of Tables 19
Getting Started 21
Turning On the Power Meter 23
The Front Panel at a Glance 24
The Display Layout 27
Selecting Your Display Layout 29
Display Tutorial 30
Window Symbols 32
1 of N Entry Window 33
Numeric or Alphanumeric Entry 33
The Rear Panel at a Glance 34
HP EPM-442A User’s Guide 1-15 35
8. Serial Label 35
Adjusting the Carrying Handle 36
Rack Mounting the Power Meter 37
Zeroing the Power Meter 41
Calibrating the Power Meter 42
HP EPM-442A User’s Guide 2-7 45
Procedure 46
Power Sensors 48
Making the Measurement 52
2-16 HP EPM-442A User’s Guide 54
HP EPM-442A User’s Guide 2-19 57
2-20 HP EPM-442A User’s Guide 58
HP EPM-442A User’s Guide 2-21 59
Making Relative Measurements 62
Setting the Resolution 63
Setting Offsets 64
Setting Averaging 66
Measuring Pulsed Signals 68
Setting Measurement Limits 70
Checking for Limit Failures 71
Channel Measurements 73
Making Ratio Measurements 75
Setting the Range 79
HP-IB Address 80
Recorder Output 81
Leveling a Source Output 82
2-46 HP EPM-442A User’s Guide 84
Channel A 85
Channel B 85
Presetting the Power Meter 86
Self Test 88
HP-IB Testing 91
Test Descriptions 92
Operator Maintenance 94
Check the Basics 96
Instrument serial numbers 96
UK12345678 97
Sales and Service Ofﬁces 98
Power Meter Operation 100
Contacting Hewlett-Packard 100
2-64 HP EPM-442A User’s Guide 102
Menu Reference 103
Introduction 104
The Front Panel Menu Maps 105
Frequency/Cal Fac Menu 106
Meas Setup Menu 107
Rel/Offset Menu 108
Save/Recall Menu 108
System Inputs Menu 109
System Inputs Menu Continued 110
Zero/Cal Menu 111
Front Panel Menu Reference 112
Frequency 113
More More 117
Diagrammatical Hardkeys 129
Error Messages 131
4-12 HP EPM-442A User’s Guide 142
Speciﬁcations 143
Power Meter Speciﬁcations 145
Accuracy 146
Power Reference 147
Measurement Speed 148
Zero Drift of Sensors 149
Measurement Noise 149
Settling Time 151
Power Sensor Speciﬁcations 154
General Characteristics 155
Environmental Characteristics 156
5-16 HP EPM-442A User’s Guide 158
3-16, 3-20 161
"Zero/Cal" 164

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