National Instruments NI 6230 Manuals

National Instruments NI 6230 Manuals

Manuals and User Guides for National Instruments NI 6230. We have 2 National Instruments NI 6230 manuals available for free PDF download: User Manual

National Instruments NI 6230 User Manual

National Instruments NI 6230 User Manual (172 pages)

Brand: National Instruments | Category: Network Card | Size: 2 MB

Table of Contents

Table of Contents
7
About this Manual
14
- Conventions
  14
- Related Documentation
  15
  - Ni-Daq
    15
  - NI-Daqmx for Linux
    15
  - NI-Daqmx Base
    16
  - Labview
    16
  - Labwindows/CVI
    17
  - Measurement Studio
    17
  - ANSI C Without ni Application Software
    17
  - NET Languages Without ni Application Software
    17
  - Device Documentation and Specifications
    18
  - Training Courses
    18
  - Technical Support on the Web
    18
Chapter 1 Getting Started

19
- Installing NI-Daqmx
  19
- Installing Other Software
  19
- Installing the Hardware
  19
- Device Pinouts
  19
- Device Specifications
  20
- Device Accessories and Cables
  20
Chapter 2 DAQ System Overview

21
- DAQ Hardware
  21
  - Daq-Stc2
    22
  - Calibration Circuitry
    23
- Sensors and Transducers
  23
- Cables and Accessories
  24
  - Custom Cabling
    24
- Programming Devices in Software
  25
Chapter 3 Connector Information

26
- I/O Connector Signal Descriptions
  26
- RTSI Connector Pinout
  27
Chapter 4 Analog Input

28
Chapter 5 Analog Output

59
Chapter 6 Digital Input and Output

70
Chapter 7 Counters

73
Chapter 8 PFI

111
Chapter 9 Isolation and Digital Isolators

117
- Digital Isolation
  118
- Benefits of an Isolated DAQ Device
  118
Chapter 10 Digital Routing and Clock Generation

119
- Clock Routing
  119
  - 80 Mhz Timebase
    120
  - 100 Khz Timebase
    120
  - External Reference Clock
    120
  - 10 Mhz Reference Clock
    121
- Synchronizing Multiple Devices
  121
- Real-Time System Integration Bus (RTSI)
  121
  - RTSI Connector Pinout
    122
  - Using RTSI as Outputs
    123
  - Using RTSI Terminals as Timing Input Signals
    124
  - RTSI Filters
    124
- PXI Clock and Trigger Signals
  126
  - PXI Triggers
    126
  - PXI_STAR Filters
    127
Chapter 11 Bus Interface

129
- DMA Controllers
  129
- PXI Considerations
  130
  - PXI Clock and Trigger Signals
    130
  - PXI and PXI Express
    130
  - Using PXI with Compactpci
    131
- Data Transfer Methods
  131
  - Direct Memory Access (DMA)
    131
  - Interrupt Request (IRQ)
    132
  - Programmed I/O
    132
  - Changing Data Transfer Methods between DMA and IRQ
    132
Chapter 12 Triggering

133
- Triggering with a Digital Source
  133
Appendix A ni 6230 Device Information

135
- NI 6230 Pinout
  135
- NI 6230 Specifications
  137
- NI 6230 Accessory and Cabling Options
  137
Appendix B Troubleshooting

139

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National Instruments NI 6230 User Manual

National Instruments NI 6230 User Manual (171 pages)

Brand: National Instruments | Category: Network Card | Size: 2 MB

Table of Contents

Table of Contents
6
About this Manual
13
Conventions
13
Ni-Daq
14
NI-Daqmx for Linux
14
Related Documentation
14
Labview
15
NI-Daqmx Base
15
ANSI C Without ni Application Software
16
Labwindows/CVI
16
Measurement Studio
16
NET Languages Without ni Application Software
16
Device Documentation and Specifications
17
Technical Support on the Web
17
Training Courses
17
Device Pinouts
18
Getting Started
18
Installing NI-Daqmx
18
Installing Other Software
18
Installing the Hardware
18
Device Accessories and Cables
19
Device Specifications
19
DAQ Hardware
20
DAQ System Overview
20
Daq-Stc2
21
Calibration Circuitry
22
Sensors and Transducers
22
Cables and Accessories
23
Custom Cabling
23
Programming Devices in Software
24
Connector Information
25
I/O Connector Signal Descriptions
25
RTSI Connector Pinout
26
Analog Input
27
Analog Input Circuitry
27
Analog Input Range
28
Analog Input Ground-Reference Settings
30
Configuring AI Ground-Reference Settings in Software
32
Multichannel Scanning Considerations
32
Use Low Impedance Sources
33
Use Short High-Quality Cabling
33
Avoid Switching from a Large to a Small Input Range
34
Carefully Choose the Channel Scanning Order
34
Insert Grounded Channel between Signal Channels
34
Avoid Scanning Faster than Necessary
35
Example 1
35
Example 2
35
Minimize Voltage Step between Adjacent Channels
35
Analog Input Data Acquisition Methods
36
Buffered
36
Hardware-Timed Acquisitions
36
Software-Timed Acquisitions
36
Analog Input Triggering
37
Non-Buffered
37
Connecting Analog Voltage Input Signals
38
Differential Connection Considerations
39
Floating Signal Sources
39
Ground-Referenced Signal Sources
39
Types of Signal Sources
39
Differential Connections for Ground-Referenced Signal Sources
40
Differential Input Biasing
41
Differential Connections for Non-Referenced or Floating Signal Sources
42
Single-Ended Connection Considerations
43
Field Wiring Considerations
44
Single-Ended Connections for Floating or Grounded Signal Sources
44
Analog Input Timing Signals
45
AI Sample Clock Signal
48
Using an External Source
48
Using an Internal Source
48
Other Timing Requirements
49
Routing AI Sample Clock Signal to an Output Terminal
49
AI Convert Clock Signal
50
AI Sample Clock Timebase Signal
50
Routing AI Convert Clock Signal to an Output Terminal
51
Using an External Source
51
Using an Internal Source
51
Other Timing Requirements
52
Using a Delay from Sample Clock to Convert Clock
52
AI Convert Clock Timebase Signal
53
AI Hold Complete Event Signal
53
AI Start Trigger Signal
53
AI Reference Trigger Signal
54
Routing AI Start Trigger to an Output Terminal
54
Using a Digital Source
54
Using a Digital Source
55
AI Pause Trigger Signal
56
Routing AI Pause Trigger Signal to an Output Terminal
56
Routing AI Reference Trigger Signal to an Output Terminal
56
Using a Digital Source
56
Getting Started with AI Applications in Software
57
Analog Output
58
Analog Output Circuitry
58
Analog Output Data Generation Methods
59
Minimizing Glitches on the Output Signal
59
Software-Timed Generations
59
Buffered
60
Hardware-Timed Generations
60
Non-Buffered
60
Analog Output Triggering
61
Connecting Analog Voltage Output Signals
62
Analog Output Timing Signals
63
AO Start Trigger Signal
63
Using a Digital Source
63
AO Pause Trigger Signal
64
Routing AO Start Trigger Signal to an Output Terminal
64
Using a Digital Source
65
AO Sample Clock Signal
66
Other Timing Requirements
66
Routing AO Pause Trigger Signal to an Output Terminal
66
Routing AO Sample Clock Signal to an Output Terminal
66
Using an External Source
66
Using an Internal Source
66
AO Sample Clock Timebase Signal
67
Getting Started with AO Applications in Software
68
Digital Input and Output
69
I/O Protection
69
Connecting Digital I/O Signals
70
Programmable Power-Up States
70
Getting Started with DIO Applications in Software
71
Counters
72
Counter Input Applications
73
Counting Edges
73
Single Point (On-Demand) Edge Counting
73
Buffered (Sample Clock) Edge Counting
74
Controlling the Direction of Counting
75
Non-Cumulative Buffered Edge Counting
75
Buffered Pulse-Width Measurement
76
Pulse-Width Measurement
76
Single Pulse-Width Measurement
76
Period Measurement
77
Buffered Period Measurement
78
Single Period Measurement
78
Semi-Period Measurement
79
Single Semi-Period Measurement
79
Buffered Semi-Period Measurement
80
Frequency Measurement
80
Method 1-Measure Low Frequency with One Counter
80
Method 1B-Measure Low Frequency with One Counter (Averaged)
81
Method 2-Measure High Frequency with Two Counters
82
Method 3-Measure Large Range of Frequencies Using Two Counters
83
Choosing a Method for Measuring Frequency
84
Measurements Using Quadrature Encoders
86
Position Measurement
86
Measurements Using Two Pulse Encoders
88
Single Two-Signal Edge-Separation Measurement
89
Two-Signal Edge-Separation Measurement
89
Buffered Two-Signal Edge-Separation Measurement
90
Counter Output Applications
91
Simple Pulse Generation
91
Single Pulse Generation
91
Single Pulse Generation with Start Trigger
91
Retriggerable Single Pulse Generation
92
Continuous Pulse Train Generation
93
Pulse Train Generation
93
Frequency Generation
94
Using the Frequency Generator
94
Frequency Division
95
Pulse Generation for ETS
95
Counter N Source Signal
96
Counter Timing Signals
96
Routing a Signal to Counter N Source
97
Routing Counter N Source to an Output Terminal
97
Counter N aux Signal
98
Counter N Gate Signal
98
Routing a Signal to Counter N aux
98
Routing a Signal to Counter N Gate
98
Routing Counter N Gate to an Output Terminal
98
Counter N A, Counter N B, and Counter N Z Signals
99
Counter N HW Arm Signal
99
Routing Counter N Z Signal to an Output Terminal
99
Routing Signals to A, B, and Z Counter Inputs
99
Counter N Internal Output and Counter N TC Signals
100
Frequency Output Signal
100
Routing Counter N Internal Output to an Output Terminal
100
Routing Frequency Output to a Terminal
100
Routing Signals to Counter N HW Arm Input
100
Default Counter Terminals
101
Arm Start Trigger
102
Counter Triggering
102
Pause Trigger
102
Start Trigger
102
Cascading Counters
103
Counter Filters
103
Other Counter Features
103
Prescaling
104
Duplicate Count Prevention
105
Example Application that Works Correctly (no Duplicate Counting)
105
Example Application that Prevents Duplicate Count
106
Example Application that Works Incorrectly (Duplicate Counting)
106
When to Use Duplicate Count Prevention
107
Enabling Duplicate Count Prevention in NI-Daqmx
108
Synchronization Modes
108
80 Mhz Source Mode
109
External Source Mode
109
Other Internal Source Mode
109
Pfi
110
Using PFI Terminals as Timing Input Signals
111
Connecting PFI Input Signals
112
Exporting Timing Output Signals Using PFI Terminals
112
Using PFI Terminals as Static Digital Inputs and Outputs
112
PFI Filters
113
I/O Protection
115
Programmable Power-Up States
115
Isolation and Digital Isolators
116
Benefits of an Isolated DAQ Device
117
Digital Isolation
117
Clock Routing
118
Digital Routing and Clock Generation
118
100 Khz Timebase
119
80 Mhz Timebase
119
External Reference Clock
119
10 Mhz Reference Clock
120
Real-Time System Integration Bus (RTSI)
120
Synchronizing Multiple Devices
120
RTSI Connector Pinout
121
Using RTSI as Outputs
122
RTSI Filters
123
Using RTSI Terminals as Timing Input Signals
123
PXI Clock and Trigger Signals
125
PXI Triggers
125
PXI_STAR Filters
126
Bus Interface
128
DMA Controllers
128
PXI and PXI Express
129
PXI Clock and Trigger Signals
129
PXI Considerations
129
Data Transfer Methods
130
Direct Memory Access (DMA)
130
Using PXI with Compactpci
130
Changing Data Transfer Methods between DMA and IRQ
131
Interrupt Request (IRQ)
131
Programmed I/O
131
Triggering
132
Triggering with a Digital Source
132
NI 6230 Device Information
134
NI 6230 Pinout
134
NI 6230 Accessory and Cabling Options
136
NI 6230 Specifications
136
Appendix B Troubleshooting

138

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