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NI DAQ X Series User Manual
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© National Instruments
|
A-17
X Ser
ies User M
anual
NI 6346 De
vice Specifications
Refer to th
e
NI
6346 Device Specifications
for more detailed inf
ormation about the NI 6346
device.
NI 6346 Accessor
y
and Cab
ling Options
NI offers a variety of accessories and cables to use with your DAQ device. Refer to the
Cables
and Accessories
section of Ch
apter
2,
DAQ System Overview
, for more info
rmation.
222
224
Table of Contents
Default Chapter
5
Table of Contents
5
Chapter 1
15
Getting Started
15
Safety Guidelines
15
Electromagnetic Compatibility Guidelines
16
Hardware Symbol Definitions
16
Installation
17
Unpacking
17
Device Self-Calibration
18
Getting Started with X Series USB Devices
19
USB Device Chassis Ground
19
Ferrite Installation
20
Mounting ni USB X Series Devices
21
Panel/Wall Mounting
21
DIN Rail Mounting
22
USB Device Leds
23
USB Cable Strain Relief
23
USB Device Security Cable Slot
24
Device Pinouts
24
Device Specifications
24
Device Accessories and Cables
24
Chapter 2
25
DAQ System Overview
25
DAQ Hardware
26
Daq-Stc3
26
Calibration Circuitry
27
Cables and Accessories
27
PCI Express, PXI Express, and USB Mass Termination Device Cables and Accessories
28
SCXI Accessories
28
SCC Accessories
28
BNC Accessories
29
Screw Terminal Accessories
30
RTSI Cables
30
Cables
30
Custom Cabling and Connectivity
31
USB Device Accessories, USB Cable, Power Supply, and Ferrite
31
Signal Conditioning
32
Sensors and Transducers
32
Signal Conditioning Options
33
Scxi
33
Scc
33
Programming Devices in Software
34
Chapter 3
36
Connector and LED Information
36
I/O Connector Signal Descriptions
37
+5 V Power Source
40
USER 1 and USER 2
40
PCI Express Device Disk Drive Power Connector
41
When to Use the Disk Drive Power Connector
41
Disk Drive Power Connector Installation
41
RTSI Connector Pinout
42
USB Device LED Patterns
42
Chapter 4
43
Analog Input
43
Analog Input on MIO X Series Devices
43
Analog Input Range
44
Working Voltage Range
45
Analog Input Ground-Reference Settings
46
Configuring AI Ground-Reference Settings in Software
48
Multichannel Scanning Considerations
48
Analog Input Data Acquisition Methods
51
Software-Timed Acquisitions
51
Hardware-Timed Acquisitions
51
Analog Input Triggering
52
Connecting Analog Input Signals
52
Connecting Floating Signal Sources
54
What Are Floating Signal Sources
54
When to Use Differential Connections with Floating Signal Sources
54
When to Use Non-Referenced Single-Ended (NRSE) Connections with Floating Signal Sources
54
When to Use Referenced Single-Ended (RSE) Connections with Floating Signal Sources
55
Using Differential Connections for Floating Signal Sources
55
Using Non-Referenced Single-Ended (NRSE) Connections for Floating Signal Sources
58
Using Referenced Single-Ended (RSE) Connections for Floating Signal Sources
59
Connecting Ground-Referenced Signal Sources
59
What Are Ground-Referenced Signal Sources
59
When to Use Differential Connections with Ground-Referenced Signal Sources
60
When to Use Non-Referenced Single-Ended (NRSE) Connections with Ground-Referenced Signal Sources
60
When to Use Referenced Single-Ended (RSE) Connections with Ground-Referenced Signal Sources
61
Using Differential Connections for Ground-Referenced Signal Sources
61
Using Non-Referenced Single-Ended (NRSE) Connections for Ground-Referenced Signal Sources
62
Field Wiring Considerations
63
Analog Input Timing Signals
64
Aggregate Versus Single Channel Sample Rates
66
AI Sample Clock Signal
66
AI Sample Clock Timebase Signal
68
AI Convert Clock Signal
69
AI Convert Clock Timebase Signal
72
AI Hold Complete Event Signal
72
AI Start Trigger Signal
72
AI Reference Trigger Signal
74
AI Pause Trigger Signal
76
Getting Started with AI Applications in Software
77
Analog Input on Simultaneous MIO X Series Devices
78
Analog Input Terminal Configuration
79
Analog Input Range
79
Working Voltage Range
80
Analog Input Data Acquisition Methods
80
Analog Input Triggering
82
Connecting Analog Input Signals
83
Types of Signal Sources
83
Differential Connections for Ground-Referenced Signal Sources
84
Differential Connections for Floating Signal Sources
85
Unused Channels
86
Field Wiring Considerations
86
Minimizing Drift in Differential Mode
87
Analog Input Timing Signals
87
Aggregate Versus Single Channel Sample Rates
89
AI Sample Clock Signal
90
AI Sample Clock Timebase Signal
91
AI Hold Complete Event Signal
92
AI Start Trigger Signal
92
AI Reference Trigger Signal
95
AI Pause Trigger Signal
96
Getting Started with AI Applications in Software
98
Chapter 5
99
Analog Output
99
AO Reference Selection
100
Minimizing Glitches on the Output Signal
100
Analog Output Data Generation Methods
101
Software-Timed Generations
101
Hardware-Timed Generations
101
Analog Output Triggering
102
Connecting Analog Output Signals
103
Analog Output Timing Signals
103
AO Start Trigger Signal
104
Retriggerable Analog Output
104
Using a Digital Source
104
Using an Analog Source
105
Routing AO Start Trigger Signal to an Output Terminal
105
AO Pause Trigger Signal
105
Using a Digital Source
106
Using an Analog Source
106
Routing AO Pause Trigger Signal to an Output Terminal
106
AO Sample Clock Signal
106
Using an Internal Source
106
Using an External Source
107
Routing AO Sample Clock Signal to an Output Terminal
107
Other Timing Requirements
107
AO Sample Clock Timebase Signal
108
Getting Started with AO Applications in Software
109
Chapter 6
110
Digital I/O
110
Digital Input Data Acquisition Methods
111
Software-Timed Acquisitions
111
Hardware-Timed Acquisitions
111
Digital Input Triggering
112
Digital Waveform Acquisition
113
DI Sample Clock Signal
113
Using an Internal Source
114
Using an External Source
114
Routing DI Sample Clock to an Output Terminal
114
Other Timing Requirements
114
DI Sample Clock Timebase Signal
115
DI Start Trigger Signal
116
Retriggerable DI
116
Using a Digital Source
116
Using an Analog Source
117
Routing DI Start Trigger to an Output Terminal
117
DI Reference Trigger Signal
117
Using a Digital Source
118
Using an Analog Source
118
Routing DI Reference Trigger Signal to an Output Terminal
118
DI Pause Trigger Signal
119
Using a Digital Source
119
Using an Analog Source
119
Routing DI Pause Trigger Signal to an Output Terminal
120
Digital Output Data Generation Methods
120
Software-Timed Generations
120
Hardware-Timed Generations
120
Digital Output Triggering
121
Digital Waveform Generation
122
DO Sample Clock Signal
122
Using an Internal Source
122
Using an External Source
123
Routing DO Sample Clock to an Output Terminal
123
Other Timing Requirements
123
DO Sample Clock Timebase Signal
124
DO Start Trigger Signal
124
Retriggerable DO
124
Using a Digital Source
125
Using an Analog Source
125
Routing DO Start Trigger Signal to an Output Terminal
125
DO Pause Trigger Signal
125
Using a Digital Source
126
Using an Analog Source
127
Routing DO Pause Trigger Signal to an Output Terminal
127
I/O Protection
127
Programmable Power-Up States
127
DI Change Detection
128
DI Change Detection Applications
129
Digital Filtering
129
Watchdog Timer
132
Connecting Digital I/O Signals
133
Getting Started with DIO Applications in Software
134
Chapter 7
136
Counters
136
Counter Timing Engine
136
Counter Input Applications
137
Counting Edges
137
Single Point (On-Demand) Edge Counting
138
Buffered (Sample Clock) Edge Counting
138
Controlling the Direction of Counting
139
Pulse-Width Measurement
139
Single Pulse-Width Measurement
140
Implicit Buffered Pulse-Width Measurement
140
Sample Clocked Buffered Pulse-Width Measurement
141
Hardware-Timed Single Point Pulse-Width Measurement
141
Pulse Measurement
142
Single Pulse Measurement
142
Implicit Buffered Pulse Measurement
142
Sample Clocked Buffered Pulse Measurement
143
Hardware-Timed Single Point Pulse Measurement
143
Pulse Versus Semi-Period Measurements
144
Semi-Period Measurement
144
Single Semi-Period Measurement
145
Implicit Buffered Semi-Period Measurement
145
Frequency Measurement
145
Low Frequency with One Counter
146
High Frequency with Two Counters
146
Large Range of Frequencies with Two Counters
147
Sample Clocked Buffered Frequency Measurement
148
Hardware-Timed Single Point Frequency Measurement
150
Choosing a Method for Measuring Frequency
150
Period Measurement
154
Position Measurement
155
Measurements Using Quadrature Encoders
155
Measurements Using Two Pulse Encoders
157
Buffered (Sample Clock) Position Measurement
157
Hardware-Timed Single Point Position Measurement
158
Two-Signal Edge-Separation Measurement
158
Single Two-Signal Edge-Separation Measurement
158
Implicit Buffered Two-Signal Edge-Separation Measurement
159
Sample Clocked Buffered Two-Signal Separation Measurement
159
Hardware-Timed Single Point Two-Signal Separation Measurement
160
Counter Output Applications
160
Simple Pulse Generation
161
Single Pulse Generation
161
Single Pulse Generation with Start Trigger
161
Pulse Train Generation
162
Finite Pulse Train Generation
162
Retriggerable Pulse or Pulse Train Generation
163
Continuous Pulse Train Generation
164
Buffered Pulse Train Generation
165
Finite Implicit Buffered Pulse Train Generation
165
Continuous Buffered Implicit Pulse Train Generation
166
Finite Buffered Sample Clocked Pulse Train Generation
166
Continuous Buffered Sample Clocked Pulse Train Generation
167
Frequency Generation
168
Using the Frequency Generator
168
Frequency Division
169
Pulse Generation for ETS
169
Counter Timing Signals
170
Counter N Source Signal
170
Routing a Signal to Counter N Source
171
Routing Counter N Source to an Output Terminal
171
Counter N Gate Signal
171
Routing a Signal to Counter N Gate
172
Routing Counter N Gate to an Output Terminal
172
Counter N Aux Signal
172
Routing a Signal to Counter N Aux
172
Counter N A, Counter N B, and Counter N Z Signals
173
Routing Signals to A, B, and Z Counter Inputs
173
Routing Counter N Z Signal to an Output Terminal
173
Counter N Up_Down Signal
173
Counter N HW Arm Signal
173
Routing Signals to Counter N HW Arm Input
174
Counter N Sample Clock Signal
174
Using an Internal Source
174
Using an External Source
175
Routing Counter N Sample Clock to an Output Terminal
175
Counter N Internal Output and Counter N TC Signals
175
Routing Counter N Internal Output to an Output Terminal
175
Frequency Output Signal
175
Routing Frequency Output to a Terminal
175
Default Counter/Timer Pins
176
Counter Triggering
179
Other Counter Features
179
Cascading Counters
179
Prescaling
180
Synchronization Modes
180
100 Mhz Source Mode
181
External Source Greater than 25 Mhz
181
External or Internal Source Less than 25 Mhz
181
Chapter 8
182
Pfi
182
Using PFI Terminals as Timing Input Signals
183
Exporting Timing Output Signals Using PFI Terminals
183
Using PFI Terminals as Static Digital I/Os
184
Using PFI Terminals to Digital Detection Events
185
Connecting PFI Input Signals
185
PFI Filters
185
I/O Protection
187
Programmable Power-Up States
187
Chapter 9
188
Digital Routing and Clock Generation
188
Clock Routing
188
100 Mhz Timebase
189
100 Khz Timebase
189
External Reference Clock
189
10 Mhz Reference Clock
190
Synchronizing Multiple Devices
190
PXI Express Devices
190
PCI Express Devices
190
USB Devices
191
Real-Time System Integration (RTSI)
191
RTSI Connector Pinout
192
Using RTSI as Outputs
193
Using RTSI Terminals as Timing Input Signals
193
RTSI Filters
194
PXI and PXI Express Clock and Trigger Signals
194
Pxie_Clk100
194
Pxie_Sync100
194
Pxi_Clk10
195
PXI Triggers
195
PXI_STAR Trigger
195
PXI_STAR Filters
195
Pxie_Dstar<A..C
196
Chapter 10
197
Bus Interface
197
Data Transfer Methods
197
PCI Express/Pxi Express Device Data Transfer Methods
197
USB Device Data Transfer Methods
198
PXI Express Considerations
199
PXI and PXI Express Clock and Trigger Signals
199
PXI Express
199
Pxie DAQ Bandwidth Considerations
199
USB DAQ Bandwidth Considerations
199
Data Throughput
200
Chapter 11 Triggering
201
Triggering with a Digital Source
201
Triggering with an Analog Source
202
APFI <0,1> Terminals
202
Analog Input Channels
203
Analog Input Channels on MIO X Series Devices
203
Analog Input Channels on Simultaneous MIO X Series Devices
203
Analog Trigger Actions
203
Routing Analog Comparison Event to an Output Terminal
204
Analog Trigger Types
204
Analog Trigger Accuracy
206
Appendix A
207
Device-Specific Information
207
Figure A-1. ni Pcie-6320 Pinout
208
Figure A-2. ni Pcie-6321 and ni Pcie/Pxie-6341 Pinout
210
Figure A-3. ni USB-6341 Screw Terminal Pinout
211
Figure A-4. ni USB-6341 BNC Pinout
212
Figure A-5. ni Pcie-6323/6343 Pinout
214
Figure A-6. ni USB-6343 Screw Terminal Pinout
215
Figure A-7. ni USB-6343 BNC Pinout
216
Figure A-8. ni Pxie-6345/6355 Pinout
218
Figure A-9. ni Pcie-6346 Pinout
220
Figure A-10. ni USB 6346 Screw Terminal Pinout
221
Figure A-11. ni USB 6346 BNC Pinout
222
Figure A-12. ni Pxie-6349 Pinout
224
Figure A-13. ni USB-6349 Screw Terminal Pinout
225
Figure A-14. ni Pcie-6351 and ni Pcie/Pxie-6361 Pinout
227
Figure A-15. ni USB-6351/6361 Screw Terminal Pinout
228
Figure A-16. ni USB-6361 Mass Termination Pinout
229
Figure A-17. ni USB-6361 BNC Pinout
231
Figure A-18. ni Pcie-6353 and ni Pcie/Pxie-6363 Pinout
233
Figure A-19. ni USB-6363 Mass Termination Pinout
234
Figure A-20. ni USB-6353/6363 Screw Terminal Pinout
236
Figure A-21. ni USB-6363 Pinout
237
Figure A-23. ni USB-6366 Mass Termination Pinout
241
Figure A-24. ni USB-6356/6366 Screw Terminal Pinout
242
Figure A-25. ni USB-6356/6366 BNC Pinout
243
Figure A-26. ni Pxie-6358/6368/6378 Pinout
245
Figure A-27. ni Pxie-6365 Connector 2 Pinout
247
Figure A-28. ni Pxie-6365 Connector 0 and Connector 1 Pinout
248
Figure A-29. ni Pcie-6374 Pinout
250
Figure A-30. ni Pxie-6375 Connector 2 and Connector 3 Pinout
252
Figure A-31. ni Pxie-6375 Connector 0 and Connector 1 Pinout
253
Appendix B
255
Where to Go from here
255
Appendix C Troubleshooting
260
Appendix D
261
NI Services
261
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NI DAQ X Series Specifications
General
Brand
NI
Model
DAQ X Series
Category
Data Loggers
Language
English
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