Keithley SourceMeter 3A 2420 Manuals

Manuals and User Guides for Keithley SourceMeter 3A 2420. We have 1 Keithley SourceMeter 3A 2420 manual available for free PDF download: Service Manual

Keithley SourceMeter 3A 2420 Service Manual (136 pages)

Brand: Keithley | Category: Measuring Instruments | Size: 3 MB

Table of Contents
8
Performance Verification
15
Introduction
16
Verification Test Requirements
16
Environmental Conditions
16
Warm-Up Period
16
Line Power
17
Recommended Test Equipment
17
Recommended Verification Equipment
17
1Ω Resistor Characterization
18
Verification Limits
18
Example Limits Calculation
18
Resistance Limits Calculation
18
Restoring Factory Defaults
19
Performing the Verification Procedures
19
Test Summary
19
Test Considerations
20
Setting the Source Range and Output Value
20
Setting the Measurement Range
21
Compliance Considerations
21
Compliance Limits
21
Type of Compliance
21
Maximum Compliance Values
22
Determining Compliance Limit
22
Taking the Sourcemeter out of Compliance
22
Output Voltage Accuracy
23
Voltage Measurement Accuracy
24
Output Voltage Accuracy Limits
24
Output Current Accuracy
25
Voltage Measurement Accuracy Limits
25
Current Measurement Accuracy
27
Output Current Accuracy Limits
27
Current Measurement Accuracy Limits
28
Resistance Measurement Accuracy
29
Ohms Measurement Accuracy Limits
30
Calibration
31
Introduction
32
Environmental Conditions
32
Temperature and Relative Humidity
32
Warm-Up Period
32
Line Power
32
Calibration Considerations
33
Calibration Cycle
33
Recommended Calibration Equipment
33
1Ω Resistor Characterization
34
Unlocking Calibration
34
Unlocking Calibration from the Front Panel
34
Unlocking Calibration by Remote
35
Calibration Unlocked States
35
Changing the Password
36
Changing the Password from the Front Panel
36
Changing the Password by Remote
36
Resetting the Calibration Password
36
Viewing Calibration Dates and Calibration Count
37
Calibration Errors
37
Front Panel Error Reporting
37
Remote Error Reporting
37
Front Panel Calibration
37
Voltage Calibration Test Connections
38
Front Panel Voltage Calibration
40
Range Current Calibration Test Connections
42
Front Panel Current Calibration
43
Remote Calibration
44
Remote Calibration Commands
45
Recommended Calibration Parameters
45
Remote Calibration Command Summary
45
Calibration
46
Remote Calibration Procedure
47
Calibration
48
Voltage Calibration Initialization Commands
48
Voltage Range Calibration Commands
49
Current Calibration Initialization Commands
50
Current Range Calibration Commands
51
Single-Range Calibration
52
Routine Maintenance
53
Introduction
54
Line Fuse Replacement
54
Routine Maintenance
54
Power Line Fuse
55
Routine Maintenance
56
Troubleshooting
57
Introduction
58
Repair Considerations
58
Power-On Self-Test
58
Front Panel Tests
59
KEYS Test
59
DISPLAY PATTERNS Test
59
CHAR SET Test
60
Principles of Operation
60
Overall Block Diagram
60
Analog Circuits
60
Analog Circuitry Block Diagram
60
Power Supply Block Diagram
60
Overall Block Diagram
61
Power Supply
62
Output Stage
63
A/D Converter
64
Active Guard
64
Digital Circuitry
64
Display Board Circuit Theory
65
Digital Circuitry Block Diagram
65
Troubleshooting
66
Display Board Checks
66
Power Supply Checks
67
Digital Circuitry Checks
67
Analog Circuitry Checks
68
Battery Replacement
68
Battery Replacement Precautions
68
Battery Replacement Procedure
69
No Comm Link Error
69
Disassembly
71
Introduction
72
Handling and Cleaning
72
Handling PC Boards
72
Solder Repairs
72
Static Sensitive Devices
73
Assembly Drawings
73
Case Cover Removal
73
Analog Board Removal
74
Digital Board Removal
75
Front Panel Disassembly
76
Removing Power Components
76
Power Module Removal
76
Instrument Re-Assembly
77
Replaceable Parts
84
Parts Lists
85
Ordering Information
85
Factory Service
85
Component Layouts
85
Replaceable Parts
85
Analog Board Parts List
86
Digital Board Parts List
95
Display Board Parts List
100
Rear Panel
101
Mechanical Parts List
101

Keithley Categories

Measuring Instruments Multimeter Test Equipment

Power Supply

Switch

More Keithley Manuals

Keithley SourceMeter 3A 2420 Manuals

Keithley SourceMeter 3A 2420 Service Manual (136 pages)

Table of Contents

Related Products

Keithley Categories