Measurement-computing Personal Daq rev.6.0 Manual de usuario Pagina 30
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2-10 General Information & Specifications
878595 Personal Daq User’s Manual
Analog Specifications
Each channel can be individually configured for single ended or differential; volts or thermocouple inputs.
Personal Daq/54: configurable for 10 single-ended, 5 differential; volts or TC channels
Personal Daq/54 does not accept expansion modules.
Personal Daq/55: configurable for 10 single-ended, 5 differential; volts or TC channels
Personal Daq/56: configurable for 20 single-ended, 10 differential; volts or TC channels
PDQ1 Expansion Module: configurable for 20 single-ended, 10 differential; volts or TC channels
PDQ2 Expansion Module: configurable for 40 single-ended, 20 differential; volts or TC channels
Input Voltage Range Relative to Analog Common (COM): -10 to +20 VDC
Input Voltage Ranges
RMS Noise (µV) typical*
Programmable Voltage Ranges
Very
Slow
Slow
Medium
50, 60 Hz
Rejection
Medium Fast Very
Fast
-10 V to +20 V (Single-ended only) 120 120 120 120 270 1600
-20 V to +20 V (Differential only) 120 120 120 120 270 1600
-10 V to +10 V 35 35 35 75 190 740
-5 V to +5 V 7 7 10 60 95 370
-4 V to +4 V 4 4 5 20 60 340
-2.5 V to +2.5 V 4 5 8 55 75 200
-2 V to +2 V 4 4 4 15 30 150
-1.25 V to +1.25 V 2 2 3 9 20 110
-1 V to +1 V 2 2 3 15 20 75
-625 mV to +625 mV 3.5 3.5 4.5 10 15 50
-500 mV to +500 mV 1 1.5 2 15 15 40
-312 mV to +312 mV 3 3 4 8 10 30
-250 mV to +250 mV 1 1 2 8 8 25
-156 mV to +156 mV 2.5 4 4 8 8 20
-125 mV to +125 mV 1 1 1.5 7 7 20
-62 mV to +62 mV 1 1 1.5 6 5 9
-31 mV to +31 mV 1 1 1.5 6 5 7
*Note: Noise measured with continuous self-calibration disabled.
Voltage Specifications (one year, 15 to 35°C)
Accuracy:
Personal Daq/54: 0.015% of reading + .004% of range (exclusive of noise)
Personal Daq/55: 0.01% of reading + .002% of range (exclusive of noise)
Personal Daq/56: 0.01% of reading + .002% of range (exclusive of noise)
Input Offset Voltage:
Personal Daq/54: <30µV (differential or single-ended)
Personal Daq/54: <20µV (differential or single-ended)
Personal Daq/54: <20µV (differential or single-ended)
Peak-to-Peak Noise: 6 x RMS Noise
Temperature Coefficient: (5 ppm + 1 µV)/°C
Input Resistance: 10MΩ (single ended); 20MΩ (differential); ±5%
Bias Current: <1 nA (0 to 35°C)
DC Common Mode Gain Error: <100 ppm typical; <2 ppm/°C common mode gain drift typical
AC Common Mode Rejection: >120 dB @ 50 Hz (610 ms, 370 ms, 130 ms measurement durations);
>120 dB @ 60 Hz (610 ms, 310 ms, 110 ms measurement durations)
AC Normal Mode Rejection: >80 dB @ 50 Hz (610 ms, 370 ms, 130 ms measurement durations);
>80 dB @ 60 Hz (610 ms, 310 ms, 110 ms measurement durations)
Channel-to-Channel Cross Talk: < -110 dB (DC to 100 Hz; up to 10 kΩ source resistance)
Over-Voltage Protection: ±45 V relative to analog common
- User’s Manual 1
- Personal Daq 1
- 491-0901 4
- 1086-0926 4
- 1086-0922 4
- About This Manual 5
- Table of Contents 7
- 5 – Signal Management 8
- 6 - Calibration 8
- Unit Startup 1 9
- Install Software 10
- Install Hardware 10
- Personal Daq User’s Manual 11
- Unit Startup 1-3 11
- 1-4 Unit Startup 12
- Personal Daq User’s Manual 12
- CAUTION 13
- Start Personal DaqView 15
- Configure System 16
- Channel Configuration 17
- Acquisition Configuration 17
- Collect Data 18
- PDAQ.BIN, is as follows: 19
- No Expansion 21
- ---- N/A ---- ---- N/A 21
- Features 22
- Theory of Operation 23
- Optical Isolation 24
- A/D Conversion 24
- Input Ranges 24
- Analog Input Configuration 25
- Automatic Calibration 27
- Thermocouple Measurements 27
- Analog Specifications 30
- Input Voltage Ranges 30
- Thermocouple Accuracy 31
- General Specifications 32
- Optional Accessories 32
- Channel Connection Layouts 33
- Calibration 35
- Hardware Setup 3 37
- PDQ Expansion Modules 38
- USB Hubs and Power Adapters 39
- 3-4 Hardware Setup 40
- Hardware Setup 3-5 41
- 3-6 Hardware Setup 42
- Main Control Window 45
- Pull-Down Menus 46
- Measurement Units 47
- Channel Configuration Window 48
- Common Spreadsheet Columns 49
- (b) for the application in 50
- cell for PD1_A01, typed 51
- Analog Input Spreadsheet 52
- Measurement Duration Column 53
- Resolution and Settling Time 55
- 4-14 Personal DaqView 56
- The Trigger Section 58
- Averaging 58
- Acquisition Parameters 59
- 4-18 Personal DaqView 60
- Why use Auto Rearm? 61
- Disabling Auto Rearm 61
- Meter Toolbars 62
- Meter Pull-Down Menus 63
- Meters Configuration Menu 63
- Configuring a Meter 64
- Bar Graph Meters 66
- Analog Meters 67
- Digital Meters 68
- Chart Display 69
- Toolbar Items 71
- Item Description 72
- 4-34 Personal DaqView 76
- 4-36 Personal DaqView 78
- Chart Setup Wizard 79
- 4-40 Personal DaqView 82
- System Requirements 84
- Installation 84
- First Time Use 84
- Configuration Reference 87
- Auto-Load Function 90
- Real-Time Charting 93
- Data Header 94
- Hints and Tips 95
- Signal Acquisition 100
- Triggering 101
- Signal Modes 102
- System Noise 103
- Input and Source Impedance 104
- Crosstalk 104
- Analog Filtering 104
- Introduction 105
- Required Equipment 106
- Calibration Procedure 106
- 878395 Calibration 6-3 107
- 878395 Calibration 6-5 109
- Radio Frequency Interference 111
- Troubleshooting 112
- Customer Assistance 115
- Appendices 117
- Overview 119
- Data Acquisition Environment 119
- Programming Models 120
- Read 1 sample from multiple 122
- Buffers 125
- Multiple Channel Types 128
- API Commands B 133
- (Does not apply to 161
- Personal Daq/54) 161
- Note: Includes “NE” version 163
- Table 9. API Error Codes 165
- 83h - 131 166
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