Fluke 5725A manuales

Fluke 5725A Manual de usuario (208 paginas)

Marca: Fluke | Categoria: Fuentes De Alimentación | Tamaño: 35.85 MB |

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Tabla de contenidos

Instruction Manual

1

Table of Contents

3

Contents

5

List of Tables

7

List of Figures

9

Interference Information

11

OPERATOR SAFETY

13

SERVICING SAFETY

15

FIRST AID FOR

16

ELECTRIC SHOCK

16

Chapter 1

17

1-1. Introduction

19

1-2. Where to Go From Here

20

1-3. How to Use the Manuals

21

1-11. Specifications

22

DC Voltage Specifications

23

AC Voltage Specifications

27

Resistance Specifications

33

- I)/( I

35

DC Current Specifications

37

0.1 x actual load

38

AC Current Specifications

39

1-18. General Specifications

45

Installation

47

2-1. Introduction

49

LC-1 LC-2 LC-3 LC-4

50

LC-5 LC-6 LC-7

50

2-3. Service Information

51

2-5. Cooling Considerations

51

2-7. Selecting Line Voltage

53

2-8. Accessing the Fuse

54

Connecting to Line Power

55

Operating Notes

57

3-1. Introduction

59

3-2. Front Panel Features

60

Rear Panel Features

61

3-3. Rear Panel Features

62

3-5. Warm Up

64

3-7. Standby

65

3-8. Voltage Standby

66

3-9. Current Standby

67

3-10. Voltage Operate

68

3-11. Current Operate

69

4-1. Introduction

73

4-8. Voltage Standby

77

4-9. Current Standby

77

4-18. Switching Section

84

4-19. Current-Limit Section

85

4-20. System Supply Section

85

4-21. Fan Supply Section

86

4-22. Digital Assembly (A5)

86

4-23. Microcomputer

86

4-24. External RAM

86

4-25. External ROM

86

4-26. EEROM

88

4-27. Data Latch

88

4-28. Strobe Lines

88

4-29. Led Driver

88

4-30. Optoisolator Link

88

4-31. Break-Detect Circuitry

89

4-33. Watchdog Timer

89

4-35. Error Amplifier Section

91

4-36. Output Stage Section

92

4-37. Monitor Section

92

4-39. Power Supply Section

93

4-41. Input Amplifier

94

4-42. Integrator

96

4-43. Window Comparator

96

4-44. Input Clamp

96

4-46. Midstage

97

4-47. Midstage -400V Filter

97

4-50. Autobias Sense Circuit

98

4-52. Signal Transformers

99

4-53. Temperature Monitoring

99

Theory of Operation

101

Detailed Circuit Description

101

4-55. Sense Amplifier Section

102

4-56. Analog Monitor Section

104

4-59. Control Section

106

Calibration and Verification

109

5-1. Introduction

111

Fluke Corporation

113

PORTIONS REPRINTED

114

Maintenance

115

6-1. Introduction

117

6-2. Replacing the Fuse

117

6-3. Cleaning the Air Filter

118

6-4. General Cleaning

119

6-5. Cleaning PCA’s

119

6-6. Access Procedures

120

Access Procedures

121

Troubleshooting

131

7-1. Introduction

133

7-2. 5725A Fault Codes

133

7-3. Self Diagnostics

133

Requires service

135

Warning

138

List of Replaceable Parts

141

8-1. Introduction

143

8-2. How to Obtain Parts

143

8-4. Newer Instruments

143

8-5. Service Centers

143

8-6. Parts Lists

144

Parts Lists

145

5725A-1601

174

5725A-1603

180

Schematic Diagrams

181

(continued)

207

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