Measurement-computing IOtech 640 Series Instrukcja Użytkownika Pobierz pdf (Strona 84)

100

Specifications are subject to change without notice.

11.b-10 Specifications, Plotted Data

967692 IOtech 640 and 650 Series

Figure XVII. 640 CMRR

640 CMRR

Common Mode Voltage = 6V RMS

-90

-80

-70

-60

-50

-40

-30

-20

-10

1 10 100 1,000 10,000 100,000

Frequency

CMRR (dB)

Ch 2 AC

coupled

Ch 1 DC

coupled

Ch 2 DC coupled

Ch 1 AC

Figure XVIII. 650 CMRR

650 Typical CMRR

Common Mode Voltage = 6V RMS

-120

-100

-80

-60

-40

-20

1 10 100 1,000 10,000 100,000

Frequency

CMRR (dB)

thin line & hollow symbol is DC coupled

thick line solid symbol is AC coupled

1 2 ... 79 80 81 82 83 84 85 86 87 88 89 ... 99 100

IOtech 640 & 650 Series 1
878893 iii 3
878893 4
About the Documentation 5
Table of Contents 7
(eZ-Analyst only) 8
*324539B-01* 10
Before you get started 11
Step 1 - Install Software 11
*324540B-01* 12
878893 Block Diagram 2-1 15
General Comments 16
Signal Conditioning 17
Digital I/O 17
878893IOtech 640/650 Series 18
Rear Panel Connectors 20
Unit Underside 21
Accessories 22
System Requirements 23
Software Installation 24
Overview 25
CAUTION 25
Install the Software 26
How to make the connection: 28
878893 640 & 650 Series 30
; for example: 32
The 640e 36
The 650e 36
The use of a TR-2U 40
ÖDaqX PnP Devices 41
The 640u 42
The 650u 42
6 43
Introduction 43
Analog Common 45
Input Coupling 45
What is Aliasing? 46
Aliasing Protection 46
Analog Triggers 47
Using Accelerometers 48
Low-Impedance Transducers 51
Digital Inputs and Outputs 53
CE Standards and Directives 55
Safety Conditions 56
Noise Considerations 58
Product Care 59
General 60
889093 640 & 650 Series 62
Customer Support 63
Software Options 10 65
888493 640 & 650 Series 66
67
General Specifications 71
Analog Specifications 71
Tachometer Inputs 73
: DB-9 female (figure) 74
Input / Output Circuit 74
-- removed 75
640u High Frequency Artifacts 79
Analog Measurement Flatness 80
Vin = -0.5dB FS 82
Frequency (Hz) 83
Phase Match (degrees) 83
Figure XVII. 640 CMRR 84
Figure XVIII. 650 CMRR 84
FLatness (dB) 85
907493 Appendix A 88
Before you run a test 91
907493 Appendix B 92
Smart Sensors 93
Networks 94
System Architecture 95
TEDS Composition 95
928693 Appendix C 96
Glossary 97
907493 640 & 650 Series 100

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