Narda 8718B manuels

Narda 8718B Manuel d'utilisateur (137 pages)

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Table des matières

USER'S GUIDE

1

Introduction

2

User’s Guide Updates

3

Equipment Supplied

3

General Description

4

Probe Connection

5

Audio Alarm

5

Probe Test Sources

5

Strap and Tripod Mount

6

Operation With a Computer

6

Operation With a Recorder

6

Power Keys

7

Function Keys

7

Numeric Keypad

8

Special Function Keys

8

8 Operating the Meter

9

Probe Selection

10

Connecting a Probe

12

Probe Identification

13

Making a Measurement

14

Entering the Probe Model

15

F1 F2 F3 F4

16

Zeroing the Probe

18

Measurement Display Screens

19

(Shaped Probes)

22

(Flat Probes)

22

Bar Graph Ranges

24

Testing the Probe

24

Do not use correction

26

Measurement Uncertainty

28

Precautions

29

Using the Menu System

30

1DATALOG 5UNITS

31

2 TIME AVG 6 RS232

31

3 SPAT I AL 7 PROBE

31

4 BAT / L I FE 8 NEXT

31

1COR AFCT 5ALARM

32

2SETTNIGS 6STNDS

32

3CABLE/FO 7BLANK

32

4LOCKOUT 8BACK

32

Menu Commands

33

36 Operating the Meter

37

Units of Measure

38

Changing the Unit of Measure

39

SPAT I AL AVERAGI NG

41

MODE I S ON

41

Fl F2 F3 F4

42

Data Logging

44

Format for Logged Data

45

Mode 1 Logging

47

1LOGWITHREF #

49

2LOGAVGWITHREF#

49

3 CONT I NUOUS LOGG I NG

49

MEM QU I T

49

Mode 3 Logging

52

Memory Capacity

55

Analog Output

57

Time-Averaged Measurements

58

Mode 1 Averaging

59

24 . 2 % STD AVERAGE

60

39.5 MAX CF 1.00

60

PAUSE STOP

60

Mode 2 Averaging

62

FREQUENCY : __ . __ GH

63

CORRECT. FACTOR:1.00

63

Hkz z z MH GH SAVE

63

8.71 mW/c m

66

AVERAGE

66

11.5 MAX 10.00 GHz

66

START * PAUSED * STOP

66

F2 F3 F4

68

Fixed Alarm

69

Variable Tone Alarm

70

70 Operating the Meter

71

Using The RF Exposure

72

Standards Feature

72

ANSI C95 .1-1982

73

OK STNDS

73

74 Operating the Meter

75

Back Light and Battery Status

76

Battery Capacity

77

Checking Battery Status

77

78 Operating the Meter

79

Keypad Lockout and

80

Display Blanking

80

allows the use

82

Causes of Zero Drift

83

Checking for Zero Drift

83

Temperature Concerns

84

Establishing a Zero Field

84

Shielding the Probe

85

86 Operating the Meter

87

Advanced Settings

88

Setting the Clock

89

TIME IS DATE IS

90

13: 42 __ /__/ __

90

2 4HR - FORMAT - DD / MM / YY

90

CLEAR MEMORY

92

CLEAR I NG THE MEMORY

92

CAN NOT BE REVERSED

92

CLEAR ABORT

92

Function Key Position

93

Controls and Indicators

97

Setting the Meter

97

System Checks

99

Description

100

Output Level

100

100 Operating the Meter

101

User’s Software

102

Meter and the Computer

103

Main Menu Screen

104

Viewing Installed Probes

106

Installing a Probe

107

Probe Installation Screen

108

Removing Installed Probes

109

File Format for Survey Data

110

Selecting a File to View

111

Logged Survey Data Window

111

Logged Survey Data Screen

112

Printing a Logged Data Record

114

Exporting Data

115

Clearing the Meter’s Memory

115

Diagnostics

116

Update Meter Firmware

116

Application

118

118 Appendices

119

120 Appendices

121

Theory of Operation

122

Model 8718B Meter Circuits

123

Probe Designs

126

128 Appendices

129

Maintenance

130

132 Appendices

133

133Index

134

134 Index

135

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