Keithley 7022-DT Manuals

Manuals and User Guides for Keithley 7022-DT. We have 1 Keithley 7022-DT manual available for free PDF download: Instruction Manual

Keithley 7022-DT Instruction Manual

Keithley 7022-DT Instruction Manual (107 pages)

Matrix-Digital I/O Card

Brand: Keithley | Category: I/O Systems | Size: 4.58 MB

Table of Contents

Table of Contents
9
1 General Information

17
- Introduction
  17
- Features
  17
- Warranty Information
  18
- Manual Addenda
  18
- Safety Symbols and Terms
  18
- Specifications
  18
- Unpacking and Inspection
  18
  - Inspection for Damage
    18
  - Shipping Contents
    18
  - Instruction Manual
    18
- Repacking for Shipment
  19
- Optional Accessories
  19
2 Matrix Configuration

21
- Introduction
  21
- Basic Matrix Configuration (5 × 6)
  21
- Typical Matrix Switching Schemes
  22
  - Single-Ended Switching
    23
  - Differential Switching
    23
  - Sensing
    24
  - SMU Connections
    24
- Matrix Expansion
  25
  - Two-Card Switching Systems
    25
  - Mainframe Matrix Expansion
    28
3 Digital I/O Configuration

31
- Introduction
  31
- Digital Outputs
  31
- Controlling Pull-Up Devices
  31
- Controlling Devices Using Pull-Up Resistors
  32
- Digital Inputs
  33
4 Card Connections and Installation

35
- Introduction
  35
- Handling Precautions
  35
- Matrix Connections
  36
  - Backplane Row Jumpers
    36
  - Jumper Removal
    36
  - Jumper Installation
    36
- Digital I/O Connections
  36
- Multi-Pin (Mass Termination) Connector Card
  39
- Table 4-2 Pin Designation Identification
  41
- Typical Matrix Connection Schemes
  45
  - Single-Card System
    45
  - Two-Card System
    46
  - Two-Mainframe System
    48
- Typical Digital I/O Connection Schemes
  50
- Model 7022 Installation and Removal
  52
  - Card Installation
    52
  - Card Removal
    52
- Models 7022-D and 7022-DT
  53
5 Operation

55
- Introduction
  55
- Power Limits
  55
  - Analog Matrix Maximum Signal Levels
    55
  - Digital I/O Maximum Signal Levels
    55
- Mainframe Control of the Card
  55
- Matrix Switching Examples
  61
- Measurement Considerations
  66
  - Path Isolation
    66
  - Magnetic Fields
    67
  - Radio Frequency Interference
    67
  - Ground Loops
    68
  - Keeping Connectors Clean
    68
  - AC Frequency Response
    68
  - Figure 5-13 Power Line Ground Loops
    68
  - Figure 5-14 Eliminating Ground Loops
    68
6 Service Information

69
- Introduction
  69
- Handling and Cleaning Precautions
  69
- Performance Verification
  70
- Channel Functionality Test
  78
- Special Handling of Static-Sensitive Devices
  79
- Principles of Operation
  79
  - Block Diagram
    79
  - ID Data Circuits
    80
  - Figure 6-10 Start and Stop Sequences
    80
  - Matrix Relay Control
    81
  - Matrix Relay Power Control
    81
  - Digital I/O Output Channel Control
    81
  - Digital I/O Input Channel Control
    81
  - Power-On Safeguard
    81
- Troubleshooting
  82
  - Troubleshooting Equipment
    82
  - Troubleshooting Access
    82
  - Troubleshooting Procedure
    82
7 Replaceable Parts

85
- Introduction
  85
- Parts Lists
  85
- Ordering Information
  85
- Factory Service
  85
- Component Layouts and Schematic Diagrams
  86
- Table 7-1 Relay Card for Model 7022, Parts List
  87

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