National Instruments NI 6232 manuals

National instruments NI 6232 User Manual (180 pages)

Brand: National-instruments | Category: Measuring, testing & control | Size: 2.84 MB |

English

Table of contents

DAQ M Series

1

Important Information

3

Compliance

5

Chapter 3

7

Chapter 4

7

Chapter 5

8

Chapter 6

9

Chapter 7

9

Contents

10

About This Manual

13

Related Documentation

14

NI-DAQmx Base

15

LabWindows

16

Measurement Studio

16

Training Courses

17

Technical Support on the Web

17

Getting Started

18

Device Specifications

19

Device Accessories and Cables

19

DAQ System Overview

20

DAQ-STC2

21

Sensors and Transducers

22

Cables and Accessories

23

Chapter 2 DAQ System Overview

24

Connector Information

25

Analog Input

28

Analog Input Range

29

(10 V – (–10 V))

30

= 305 mV

30

Figure 4-2. PGIA

31

Software

32

Use Low Impedance Sources

33

Chapter 4 Analog Input

34

Example 1

36

Example 2

36

Software-Timed Acquisitions

36

Hardware-Timed Acquisitions

37

Buffered

37

Analog Input Triggering

38

Types of Signal Sources

39

Floating Signal Sources

40

Differential Input Biasing

42

Signal Sources

44

Field Wiring Considerations

45

Analog Input Timing Signals

46

Sample Counter

48

AI Sample Clock Signal

49

Using an Internal Source

50

Using an External Source

50

Terminal

50

Other Timing Requirements

50

AI Convert Clock Signal

52

AI Hold Complete Event Signal

55

AI Start Trigger Signal

55

Using a Digital Source

55

AI Reference Trigger Signal

56

AI Pause Trigger Signal

57

Software-Timed Generations

60

Hardware-Timed Generations

61

Non-Buffered

61

Analog Output Triggering

62

Analog Output Timing Signals

63

AO Start Trigger Signal

64

AO Pause Trigger Signal

65

AO Sample Clock Signal

66

Chapter 5 Analog Output

68

Digital Input and Output

70

Logic Conventions

72

Terminals section

75

Counter Input Applications

76

Pulse-Width Measurement

79

Period Measurement

80

Single Period Measurement

81

Buffered Period Measurement

81

Semi-Period Measurement

82

Frequency Measurement

83

Counter (Averaged)

84

Using Two Counters

86

Figure 7-14. Method 3

87

Position Measurement

89

X2 Encoding

90

X4 Encoding

90

Channel Z Behavior

90

890 21743

91

Counter Output Applications

94

Pulse Train Generation

96

Frequency Generation

97

Using the Frequency Generator

97

Frequency Division

98

Pulse Generation for ETS

98

Counter Timing Signals

99

Counter n Source Signal

100

Counter n Gate Signal

101

Counter n Aux Signal

101

Counter n Up_Down Signal

102

Counter n HW Arm Signal

103

Default Counter Terminals

104

Counter Triggering

105

Other Counter Features

106

Prescaling

107

Duplicate Count Prevention

108

Duplicate Count Example

109

Chapter 7 Counters

110

Synchronization Modes

111

80 MHz Source Mode

112

Other Internal Source Mode

113

External Source Mode

113

Chapter 8 PFI

115

Connecting PFI Input Signals

116

PFI Filters

117

I/O Protection

118

Programmable Power-Up States

119

Table 9-1. Ground Symbols

122

Digital Isolation

123

Digital Routing and Clock

124

Generation

124

80 MHz Timebase

125

20 MHz Timebase

125

100 kHz Timebase

125

External Reference Clock

125

10 MHz Reference Clock

126

RTSI Connector Pinout

127

Using RTSI as Outputs

128

RTSI Filters

129

Figure 10-3. Filter Example

130

Table 10-2. Filters

130

PXI Clock and Trigger Signals

131

PXI_STAR Filters

132

Figure 10-4. Filter Example

133

Bus Interface

134

PXI Considerations

135

Data Transfer Methods

136

Interrupt Request (IRQ)

137

Programmed I/O

137

Triggering

138

• Analog output generation

139

• Counter behavior

139

Device-Specific Information

140

Figure A-1. NI 6232 Pinout

141

NI 6232 Specifications

142

Screw Terminal

142

NI 6233 Pinout

143

Figure A-2. NI 6233 Pinout

144

NI 6233 Specifications

145

Troubleshooting

147

Channel 0

148

Channel 1

148

Convert Period

148

Sample Period

148

Analog Output

149

Counters

149

Technical Support and

150

Professional Services

150

Glossary

152

Numerics

171

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