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Keithley
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2303
Keithley 2303 Service Manual
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Replaceable Parts 4-23
T
able 4-7
Model 2303B mechanical parts list
Qty
.
Description
Keithley
part no.
1
BEZEL, REAR
428-303D
1
CO
VER
2000-307C
1
F
AN
FN-34-1
2
FOOT
428-319A
2
FOOT
, EXTR
UDED
FE-22A
2
FOOT
, R
UBBER
FE-6
1
FUSE, 2A, 250V
, TIME LA
G (5X20MM) F100
FU-81
1
HANDLE
428-329F
1
LINE CORD
CO-7
1
LINE FIL
TER
LF-11
1
MOUNTING EAR, LEFT
428-338B
1
MOUNTING EAR, RIGHT
428-328E
1
POWER R
OD
704-313A
深圳德标仪器
135-1095-0799
74
76
Table of Contents
Table of Contents
7
Performance Verification
12
Introduction
13
Verification Test Requirements
13
Environmental Conditions
13
Warm-Up Period
13
Line Power
14
Recommended Test Equipment
14
Resistor Connections
14
Recommended Verification Equipment
14
Resistor Considerations
15
Verification Limits
15
Example Limits Calculation
15
Test Resistor Connections
15
Performing the Verification Test Procedures
16
Test Summary
16
Test Considerations
16
Instrument Programming
16
Output Voltage Accuracy
16
Output Voltage Accuracy Limits
17
Voltage Readback Accuracy
18
Compliance Current Accuracy
18
Voltage Readback Accuracy Limits
18
Current Readback Accuracy
20
5A Range Readback Accuracy
20
Compliance Current Accuracy Limits
20
Models 2303 and 2303B 5Ma Range Readback Accuracy
21
Connections for Model 2303 and 2303B
21
5A Range Current Readback Accuracy Limits
21
Model 2303-PJ 500Ma Range Readback Accuracy
22
Model 2303 and 2303B 5Ma Range Current Readback Accuracy Limits
22
Digital Voltmeter Input Accuracy
24
Model 2303-PJ 500Ma Range Current Readback Accuracy Limits
24
Digital Voltmeter Input Accuracy Limits
25
Calibration
26
Introduction
27
Environmental Conditions
27
Temperature and Relative Humidity
27
Warm-Up Period
27
Line Power
27
Calibration Considerations
27
Calibration Cycle
28
Recommended Calibration Equipment
28
Resistor Connections
28
Resistor Considerations
29
Front Panel Calibration
29
Model 2303 Front Panel Calibration
29
Test Resistor Connections
29
Connections for Voltage Calibration
31
Connections for 5A Current Calibration
32
Connections for 5Ma Range Calibration
33
Calibration
34
Model 2303-PJ Front Panel Calibration
35
Connections for 500Ma Range Calibration
37
Calibration
38
Model 2303-PJ Front Panel Calibration Summary
38
Remote Calibration
39
Remote Calibration Commands
39
Remote Calibration Command Summary
39
Remote Calibration Display
40
Models 2303 and 2303B Remote Calibration Procedure
40
Models 2303 and 2303B Remote Calibration Summary
42
Model 2303-PJ Remote Calibration Procedure
43
Model 2303-PJ Remote Calibration Summary
45
Changing the Calibration Code
46
Changing the Code from the Front Panel
46
Changing the Code by Remote
46
Resetting the Calibration Code
47
Viewing Calibration Date and Count
47
Viewing Date and Count from the Front Panel
47
Acquiring Date and Count by Remote
47
Disassembly
48
Introduction
49
Handling and Cleaning
49
Handling PC Boards
49
Solder Repairs
49
Static Sensitive Devices
49
Assembly Drawings
50
Disassembly Procedures
50
Case Cover Removal
50
Analog Board Removal
51
Digital Board Removal
51
Front Panel Disassembly
51
Removing Mechanical Components
52
Instrument Re-Assembly
52
Replaceable Parts
54
Ordering Information
54
Factory Service
54
Parts Lists and Component Layouts
54
Models 2303 and 2303-PJ Parts Lists
55
Replaceable Parts
55
Models 2303 and 2303-PJ Digital Board Parts List
55
Models 2303 and 2303-PJ Analog Board Parts List
60
Models 2303 and 2303-PJ Display Board Parts
64
Models 2303 and 2303-PJ Mechanical Parts List
65
Model 2303B Parts Lists
66
Model 2303B Analog Board Parts List
71
Model 2303B Mechanical Parts List
75
Specifications
76
Accuracy Calculations
80
Output and Compliance Accuracy
80
Readback Accuracy
80
Digital Voltmeter Input Accuracy
80
B Calibration Reference Introduction
82
Command Summary
83
Remote Calibration Command Summary
83
Miscellaneous Commands
84
Calibration Step Summary
86
Detecting Calibration Errors
87
Reading the Error Queue
87
Error Summary
87
Status Byte EAV (Error Available) Bit
87
Calibration Errors
87
Generating an SRQ on Error
88
Detecting Calibration Step Completion
88
Using the *OPC Command
88
Using the *OPC? Query
88
Generating an SRQ on Calibration Complete
89
C Calibration Programs
90
Introduction
91
Computer Hardware Requirements
91
Software Requirements
91
Calibration Equipment
91
General Program Instructions
92
Instrument Control
97
Introduction
98
Front Panel Control
98
Setting the Display Mode
98
Selecting the Current Range
98
Turning on the Output
98
Setting Output Values
98
Setting the Reading Mode
99
Basic Remote Commands
99
Turning on the Output
100
Requesting Readings
100
Basic Control Program
100
Instrument Control
100
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User Manual
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Keithley 2303 Specifications
General
Brand
Keithley
Model
2303
Category
Power Supply
Language
English
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