Keithley 6487 Manuals

Keithley 6487 Manuals

Manuals and User Guides for Keithley 6487. We have 3 Keithley 6487 manuals available for free PDF download: Reference Manual, User Manual

Keithley 6487 Reference Manual

Keithley 6487 Reference Manual (338 pages)

Picoammeter/Voltage Source

Brand: Keithley | Category: Measuring Instruments | Size: 2.98 MB

Table of Contents

Safety Precautions
3
Table of Contents
5
1 Getting Started

13
- Introduction
  14
- Overview of this Manual
  14
- General Information
  15
  - Warranty Information
    15
  - Contact Information
    15
  - Safety Symbols and Terms
    15
  - Unpacking and Inspection
    15
  - Reference Manual
    16
  - Additional References
    16
- Power-Up
  17
  - Line Power Connection
    17
  - Line Frequency
    18
  - Power-Up Sequence
    19
- Front Panel Operation
  20
- Status and Error Messages
  20
- Default Settings
  20
  - Front Panel Setup Operation
    21
  - Remote Setup Operation
    21
- Menus
  24
  - Main Menus
    24
  - Configuration Menus
    25
- SCPI Programming
  26
  - Optional Command Words
    26
  - Query Commands
    26
2 Measurement Concepts and Connections

27
- Connection Fundamentals
  28
  - Input Connector
    28
  - Voltage Source Output Connectors
    28
  - Maximum Input Levels
    29
  - Low-Noise Input Cables
    29
  - Voltage Source Test Leads
    30
- Basic Connections to DUT
  30
- Using a Test Fixture
  34
- Interlock
  39
  - Interlock Connections
    39
  - Interlock Operation
    40
  - Interlock Programming
    40
- Analog Output
  40
- Measurement Considerations
  42
3 Measurements and Sourcing Voltage

43
- Measurement Overview
  44
  - Current Measurements
    44
  - Voltage Source
    44
- Performance Considerations
  45
  - Warm-Up Period
    45
  - Voltage Offset Correction
    45
  - Autozero
    45
  - Zero Check and Zero Correct
    46
- Current Measurements
  49
  - Procedure
    49
  - Programming Example
    53
- Ohms Measurements
  53
  - Overview
    53
  - Procedure
    54
  - SCPI Programming - Ohms Measurements
    56
  - Programming Example - Ohms Measurements
    57
- Voltage Source Operation
  57
  - Voltage Source Edit Keys
    57
  - Configuring the Voltage Source
    57
  - Sourcing Voltage
    58
  - Operate Considerations
    60
  - Compliance Indication
    60
  - Open Interlock Indication
    60
  - SCPI Commands - Voltage Source
    61
  - Programming Example - Voltage
    62
- Alternating Voltage Ohms Mode
  63
  - Overview
    63
  - Storing A-V Ohms Readings
    65
  - Recalling A-V Ohms Readings
    66
  - Operating Considerations
    67
  - SCPI Commands - A-V Ohms
    70
  - Programming Example - A-V Ohms Measurements
    73
4 Range, Units, Digits, Rate, and Filters

74
- Range, Units, and Digits
  75
  - Range
    75
  - Units
    76
  - Digits
    77
  - SCPI Programming - Range and Digits
    77
- Rate
  79
  - SCPI Programming - Rate
    80
- Damping
  81
- Filters
  81
  - Median Filter
    82
  - Median Filter Control
    82
  - Digital Filter
    83
  - SCPI Programming - Filters
    85
5 Relative, MX+B, M/X+B, and Log

86
- Relative
  87
  - Setting and Controlling Relative
    87
  - SCPI Programming - Relative
    89
- MX+B, M/X+B (Reciprocal), and Logarithmic
  90
6 Buffer and Sweeps

94
- Buffer Operations
  95
  - Store
    95
  - Recall
    95
  - Buffer Timestamps
    96
  - Buffer Statistics
    97
  - SCPI Programming
    97
  - Programming Example
    101
- Voltage Sweeps
  101
  - Overview
    101
  - Sweep Operation
    103
  - Recalling Sweep Data
    103
  - Operating Considerations
    103
  - Sweep Example
    104
  - SCPI Programming - Sweeps
    105
  - Programming Example
    108
7 Triggering

109
- Trigger Models
  110
  - Idle and Initiate
    112
  - Trigger Model Operation
    113
  - Trigger Model Configuration - Front Panel
    116
- SCPI Programming
  118
  - Programming Example
    119
- External Triggering
  120
  - Input Trigger Requirements
    120
  - Output Trigger Specifications
    121
  - External Trigger Example
    121
8 Limit Tests and Digital I/O

125
- Limit Testing
  126
- Binning
  129
  - Component Handler Interface
    131
  - Component Handler Types
    132
  - Digital Output Clear Pattern
    134
- Digital I/O Port
  135
- Front Panel Operation - Limit Tests
  140
  - Limit Test Configuration
    140
  - Performing Limit Tests
    141
- SCPI Programming - Limit Tests
  142
  - Programming Example
    145
9 Remote Operation

146
- Selecting and Configuring an Interface
  147
  - Interfaces
    147
  - Languages
    147
  - Interface Selection and Configuration Procedures
    148
- GPIB Operation and Reference
  149
  - GPIB Bus Standards
    149
  - GPIB Bus Connections
    149
  - Primary Address
    151
  - General IEEE-488 Bus Commands
    152
  - Front Panel GPIB Operation
    154
  - Programming Syntax
    155
- RS-232 Interface Reference
  161
  - Sending and Receiving Data
    161
  - RS-232 Settings
    161
  - RS-232 Connections
    163
  - Error Messages
    164
10 Status Structure

165
- Overview
  166
- Clearing Registers and Queues
  168
- Programming and Reading Registers
  169
  - Programming Enable Registers
    169
  - Reading Registers
    170
- Status Byte and Service Request (SRQ)
  171
  - Status Byte Register
    171
  - Service Request Enable Register
    172
  - Serial Polling and SRQ
    173
  - Status Byte and Service Request Commands
    173
- Status Register Sets
  174
  - Register Bit Descriptions
    174
    
    Operation Event Status
    176
    
    Measurement Event Status
    177
- Queues
  181
  - Output Queue
    182
  - Error Queue
    183
11 Common Commands

185
12 SCPI Signal Oriented Measurement Commands

190
13 Display, Format, and System

194
- Display Subsystem
  195
- Format Subsystem
  197
- System Subsystem
  202
14 SCPI Reference Tables

205
- General Notes
  206
15 Performance Verification

224
- Introduction
  225
- Verification Test Requirements
  225
  - Environmental Conditions
    225
  - Warm-Up Period
    226
  - Line Power
    226
- Recommended Test Equipment
  226
- Verification Limits
  228
  - Example Reading Limits Calculation
    228
- Calibrator Voltage Calculations
  228
- Performing the Verification Test Procedures
  229
  - Test Considerations
    229
  - Restoring Factory Defaults
    229
- Offset Voltage Calibration
  230
- Current Measurement Accuracy
  230
  - 20Μa-20Ma Range Accuracy
    230
  - 2Na-2Μa Range Accuracy
    231
- Voltage Source Output Accuracy
  233
16 Calibration

235
- Introduction
  236
- Environmental Conditions
  236
  - Temperature and Relative Humidity
    236
  - Warm-Up Period
    236
  - Line Power
    236
- Calibration Considerations
  237
- Calibration Cycle
  237
- Recommended Calibration Equipment
  237
- Calibration Errors
  238
- Calibration Menu
  239
- Aborting Calibration
  240
- Current Calculations
  240
- Calibration Procedure
  241
  - Preparing for Calibration
    241
  - Offset Voltage Calibration
    241
  - Current Calibration
    242
  - Voltage Source Calibration
    246
  - Entering Calibration Dates and Saving Calibration
    247
  - Locking out Calibration
    248
- Calibration Support
  248
  - Changing the Calibration Code
    248
  - Resetting the Calibration Code
    249
  - Displaying Calibration Dates
    249
  - Displaying the Calibration Count
    249
17 Routine Maintenance

250
- Introduction
  251
- Setting Line Voltage and Replacing Line Fuse
  251
- Front Panel Tests
  252
  - DISP Test
    253
  - KEY Test
    253
- Specifications
  
  254
- Status and Error Messages
  
  256
  - Eliminating Common SCPI Errors
    262
    
    113, "Undefined Header
    262
    
    410, "Query INTERRUPTED
    262
    
    420, "Query UNTERMINATED
    263
- DDC Emulation Commands
  
  264
  - DDC Language
    265
    
    Sweeps or A-V Ohms in DDC Mode
    274
    
    Status Words
    274
    
    Status Byte Format
    276
- IEEE-488 Bus Overview
  
  279
  - Introduction
    280
  - Bus Description
    281
  - Bus Lines
    282
    
    Data Lines
    283
    
    Bus Management Lines
    283
    
    Handshake Lines
    283
  - Bus Commands
    284
    
    Uniline Commands
    287
    
    Universal Multiline Commands
    287
    
    Addressed Multiline Commands
    288
    
    Address Commands
    288
    
    Unaddress Commands
    288
    
    Common Commands
    289
    
    SCPI Commands
    289
    
    Command Codes
    289
    
    Typical Command Sequences
    290
    
    IEEE Command Groups
    291
  - Interface Function Codes
    292
- IEEE-488 and SCPI
  
  294
Conformance Information

294
- Introduction
  295
- GPIB 488.1 Protocol
  296
- Selecting the 488.1 Protocol
  297
- Protocol Differences
  298
  - Message Exchange Protocol (MEP)
    298
  - Using SCPI-Based Programs
    298
  - NRFD Hold-Off
    299
- NDAC Hold-Off
  299
- Trigger-On-Talk
  300
- Message Available
  300
- General Operation Notes
  300
- SRQ When Buffer Fills with 200 Readings
  301
Remote Calibration

302
- Introduction
  303
- Calibration Commands
  303
- Remote Calibration Overview
  304
Applications Guide

307
- Measurement Considerations
  308
  - Leakage Currents and Guarding
    308
  - Input Bias Current
    309
  - Voltage Burden
    310
  - Noise and Source Impedance
    311
  - Electrostatic Interference and Shielding
    313
  - Making Connections
    316
  - Typical Range Change Transients
    318
  - Steps to Minimize Impact of Range Change Transients
    322
  - Zero Check on / off Response
    323
- Applications
  324

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Keithley 6487 User Manual

Keithley 6487 User Manual (115 pages)

picoammeter/voltage source

Brand: Keithley | Category: Measuring Instruments | Size: 2.07 MB

Table of Contents

Table of Contents
7
Getting Started

13
- Introduction
  14
- Overview of this Manual
  14
- General Information
  14
  - Warranty Information
    14
  - Contact Information
    15
  - Safety Symbols and Terms
    15
  - Unpacking and Inspection
    15
  - Options and Accessories
    16
  - Additional References
    19
- Features
  20
- Model 6485 Front and Rear Panel Familiarization
  20
  - Model 6485 Front Panel Summary
    20
  - Figure 1-1 Model 6485 Front Panel
    21
  - Model 6485 Rear Panel Summary
    23
  - Analog Output
    24
  - Display
    24
  - Status and Error Messages
    24
- Model 6487 Front and Rear Panel Familiarization
  25
  - Model 6487 Front Panel Summary
    25
  - Model 6487 Rear Panel Summary
    28
  - Voltage Source
    29
  - Analog Output
    30
  - Digital I/O
    30
  - Display
    30
  - Status and Error Messages
    30
- Power-Up
  31
  - Line Power Connection
    31
  - Line Frequency
    31
  - Power-Up Sequence
    32
- Default Settings
  33
- Menu
  38
- SCPI Programming
  39
  - Optional Command Words
    39
  - Query Commands
    39
Connections

41
Measurements and Sourcing Voltage

57
Range, Units, Digits, Rate, and Filters

71
- Range, Units, and Digits
  72
  - Range
    72
  - Units
    73
  - Digits
    73
  - SCPI Programming - Range and Digits
    73
- Rate
  74
- Model 6487 Damping
  74
- Filters
  74
  - Median Filter
    75
  - Digital Filter
    75
  - Filter Control
    76
Relative, MX+B, M/X+B (Reciprocal), and Log

77
- Relative
  78
  - Front Panel Relative
    78
  - SCPI Programming - Relative
    78
- MX+B, M/X+B (Reciprocal), and Logarithmic
  79
  - MX+B and M/X+B
    79
  - Logarithmic
    79
  - Configuring Math Functions
    80
  - SCPI Programming - MX+B, M/X+B, and Log
    80
Buffer and Sweeps

81
- Buffer Operations
  82
  - Store
    82
  - Recall
    82
  - Buffer Timestamp
    83
  - Clear
    83
  - Buffer Statistics
    83
  - SCPI Programming - Buffer
    84
  - Programming Example
    84
- Model 6487 Voltage Sweeps
  85
  - Front Panel Sweeps
    85
  - SCPI Programming - Sweeps
    85
  - Programming Example
    86
Remote Operation and Commands

87
- Selecting and Configuring an Interface
  88
- Remote Commands
  90
  - General Bus Commands
    90
  - Common Commands
    91
  - Signal Oriented Commands
    91
  - SCPI Command Subsystems
    92
  - Programming Syntax
    92
  - Remote Operation
    97
A Specifications

99
B General Measurement Considerations

99
- Measurement Considerations
  100
  - Ground Loops
    100
  - Triboelectric Effects
    101
  - Piezoelectric and Stored Charge Effects
    101
  - Electrochemical Effects
    102
  - Humidity
    102
  - Light
    102
  - Electrostatic Interference
    102
  - Magnetic Fields
    103
  - Electromagnetic Interference (EMI
    103
Example Programs

105
- Programming Examples
  106

Keithley 6487 User Manual

Keithley 6487 User Manual (105 pages)

Picoammeter/voltage source

Brand: Keithley | Category: Measuring Instruments | Size: 1.92 MB

Table of Contents

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