ADLINK Technology USB-2401 Скачать руководство пользователя страница 18 | Manualshive

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8

Introduction

1.5

Software Support

ADLINK  provides  comprehensive  software  drivers  and  packages
to suit various user approaches to system building. In addition to
programming  libraries,  such  as  DLLs,  for  most  Windows-based
systems, ADLINK also provides drivers for other application envi-
ronments  such  as  LabVIEW®  and  MATLAB®.  ADLINK  also  pro-
vides

ActiveX

component

ware

for

measurement

and

SCADA/HMI, and breakthrough proprietary software. All software
options are included in the ADLINK All-in-One CD.

Be sure to install the driver & utility before using the USB-2401
module.

1.6

Driver Support for Windows

1.6.1

UD-DASK

UD-DASK  is  composed  of  advanced  32/64-bit  kernel  drivers  for
customized  DAQ  application  development.  USB-DASK  enables
you  to  perform  detailed  operations  and  achieve  superior  perfor-
mance  and  reliability  from  your  data  acquisition  system.  DASK
kernel drivers now support Windows 7/Vista® OS.

1.6.2

DAQPilot

DAQPilot  is  a  SDK  with  a  graphics-driven  interface  for  various
application  development  environments.  DAQPilot  represents
ADLINK's commitment to full support of its comprehensive line of
data  acquisition  products  and  is  designed  for  the  novice  to  the
most experienced programmer.

As a task-oriented DAQ driver, SDK and wizard for Windows sys-
tems, DAQPilot helps you shorten development time while accel-
erating the learning curve for data acquisition programming.

You can download and install DAQPilot at:

http://www.adlinktech.com/TM/DAQPilot.html

Data transfers

Programmed I/O

I/O Specifications

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Содержание USB-2401

Страница 1: ...Advance Technologies Automate the World Manual Rev 2 00 Revision Date Apr 27 2012 Part No 50 1Z101 1000 USB 2401 24 bit 2kS s USB 2 0 Based Universal Input DAQ Module User s Manual...

Страница 2: ...ii Revision History Revision Release Date Description of Change s 2 00 Apr 27 2012 Initial release...

Страница 3: ...en if advised of the possibility of such damages Environmental Responsibility ADLINK is committed to fulfill its social responsibility to global environmental preservation through compliance with the...

Страница 4: ...OTE NOTE Additional information aids and tips that help users perform tasks CAUTION Information to prevent minor physical injury component dam age data loss and or program corruption when trying to co...

Страница 5: ...ns 2 1 4 2 General Analog Input 2 1 4 3 Analog Input Electrical 4 1 4 4 Digital Input Output 7 1 5 Software Support 8 1 6 Driver Support for Windows 8 1 7 Utilities for Windows 10 1 8 Overview and Dim...

Страница 6: ...e and Half Bridge Input Mode 30 3 3 4 Thermocouple Input Mode 31 3 3 5 RTD Input Mode 32 3 3 6 Wire Resistance Mode 34 3 4 AI Data Format 35 3 5 ADC Sampling Rate 36 3 5 1 Software Polling Data Transf...

Страница 7: ...ount Apparatus 25 Figure 3 1 USB 2401 Functional Block Diagram 27 Figure 3 2 Ground Referenced Source and Differential Input 28 Figure 3 3 Floating Source and Differential Input 29 Figure 3 4 Current...

Страница 8: ...viii List of Figures This page intentionally left blank...

Страница 9: ...Table 1 2 USB 2401 Pin Assignment 18 Table 1 3 I O Signal Description 19 Table 3 1 Analog Input Range and Output Digital Code 35 Table 3 2 Analog Input Range and Output Digital Code cont d 36 Table 3...

Страница 10: ...x List of Tables This page intentionally left blank...

Страница 11: ...wall mounting The USB 2401 is suitable for basic measurement applications requiring high resolution and accuracy laboratory research and material testing environments and industrial temperature mea su...

Страница 12: ...49 X 1 61 in I O Connector Two 20 pin removable screw down terminals Power requirement USB power 5 V 400 mA Operating environment Ambient temperature 0 to 55qC Relative humidity 10 to 90 non condensi...

Страница 13: ...5mA for Resistance mode Cold junction compensation CJC accuracy 0 5 C after 15 minute warmup Operational common mode voltage range Voltage input mode Vcm Vpp 2 input range 25V 12 5V 2 5V 0 3125V Curre...

Страница 14: ...idge 28 00370355 30 90013157 Half bridge 33 48025514 1 750342188 Thermocouple 62 9978196 0 164409864 2 wire RTD 2 842575758 0 522492944 3 wire RTD 2 879839489 0 258840329 4 wire RTD 2 902723485 0 0186...

Страница 15: ...Voltage 25V 1 620950284 0 105635778 Voltage 12 5V 1 584251894 0 11027477 Voltage 2 5V 1 701225379 0 067356314 Voltage 312 5mV 20 52684091 0 113061874 Current 20mA 3 771356399 0 338399386 Full bridge 3...

Страница 16: ...41 628525 67 98029188 Thermocouple 28 24161013 41 73502813 51 59679 76 21635225 2 wire RTD 8 00126525 11 64115513 16 869046 33 30653975 3 wire RTD 8 407154625 12 01619113 16 528028 33 69525963 4 wire...

Страница 17: ...TL single end supports 3 3V and 5 V DI but 3 3V DO Input voltage Logic low VIL 0 8 V max IIL 0 2 mA max Logic high VIH 2 0 V min IIH 0 2 mA max Output voltage Logic low VOL 0 5 V max IOL 10 mA max Log...

Страница 18: ...t kernel drivers for customized DAQ application development USB DASK enables you to perform detailed operations and achieve superior perfor mance and reliability from your data acquisition system DASK...

Страница 19: ...Introduction 9 USB 2401 Please note that only DAQPilot versions 2 3 0 712 and later can support the USB 2401...

Страница 20: ...to providing data collection and monitoring functions U Test also supports basic FFT analysis and provides direct control of analog output and digital I O with a user friendly interface Figure 1 1 U...

Страница 21: ...Introduction 11 USB 2401 1 8 Overview and Dimensions 1 8 1 Module Figure 1 2 USB 2401 Module Rear View NOTE NOTE All dimensions shown are in millimeters mm 41 3 114...

Страница 22: ...12 Introduction Figure 1 3 USB 2401 Module Side View...

Страница 23: ...Introduction 13 USB 2401 Figure 1 4 USB 2401 Module Front View 41 3 114...

Страница 24: ...dule in the stand slide the module body into the stand until a click is heard To remove the module from the stand twist the bottom of the stand in a back and forth motion and separate from the module...

Страница 25: ...Introduction 15 USB 2401 Figure 1 7 Module In Stand Front View...

Страница 26: ...16 Introduction Figure 1 8 Module Stand Top View 20 4 20 4 B 26...

Страница 27: ...Introduction 17 USB 2401 Figure 1 9 Module Stand Side Cutaway View Figure 1 10 Module Stand Front View 5 89 1 5 6 3 4 100...

Страница 28: ...iption as follows Table 1 2 USB 2401 Pin Assignment Pin Function Pin Function 20 GPO0 40 GPO1 19 GPI1 39 GPI3 18 GPI0 38 GPI2 17 NC 37 DGND 16 GND1 36 GND3 15 SC1 35 SC3 14 SC1 34 SC3 13 EXC1 33 EXC3...

Страница 29: ...nnected on board AI 0 4 GND I Differential analog Input channels 0 3 CI 0 4 GND I Current input channel 0 3 EXC 0 3 GND O Excitation output for channel 0 3 can be configured to voltage output 2 5V or...

Страница 30: ...20 Introduction This page intentionally left blank...

Страница 31: ...nd 6 sec onds to load the firmware When loading is complete the LED indicator on the rear of the USB DAQ module changes from amber to green and the New Hardware message closes 4 The USB 2401 module ca...

Страница 32: ...2 2 Device ID A rotary control on the rear of the module as shown controls device ID setting and can be set from 1 to 8 The device ID allows dedicated control of the USB 2401 module irrespective of th...

Страница 33: ...programmable including sampling update rate input output channel input range and others Please see the UD DASK Function Reference manual for details 2 4 Device Mounting 2 4 1 Rail Mounting The multi...

Страница 34: ...24 Getting Started Figure 2 4 Module Pre Rail Mounting Figure 2 5 Module Rail Mounted...

Страница 35: ...ounting The multi function stand can be fixed to a wall using four flush head screws as shown The four screw holes should be approximately 3 4 mm in diameter Figure 2 6 Wall Mount Holes Figure 2 7 Mod...

Страница 36: ...26 Getting Started This page intentionally left blank...

Страница 37: ...Functional Block Diagram 3 2 Signal Sources 3 2 1 Floating Signal Source Not connected in any way to the existing ground system Devices with isolated output are floating signal sources such as optical...

Страница 38: ...s follow 3 3 1 Voltage Input Mode The properties of the signal to be measured must be considered The differential input mode provides two inputs that respond to signal voltage difference between them...

Страница 39: ...3 3 Floating Source and Differential Input 3 3 2 Current Input Mode Current signal source can be floating or grounded reference converted to voltage through a precision 249 5 resistor Cross voltage on...

Страница 40: ...nd half bridge modes For half bridge transducer USB 2401 has built in precision 20k resistors to compensate the circuit as a full bridge transducer measurement Also provided is a moving average functi...

Страница 41: ...of the pair of conductors The USB 2401 uses 78 125mV input range to acquire the thermocouple signal and provides a precision built in digital temperature sensor for cold junction com pensation CJC CJC...

Страница 42: ...sistance conversion of Since the excitation current can only drive cross voltage up to 1 5V with good linearity the maximum equivalent value of the RTD resistor is limited to 3k The USB 2401 can suppo...

Страница 43: ...Operation 33 USB 2401 Figure 3 7 4 Wire RTD Connection Figure 3 8 3 Wire RTD Connection MUX 0 5mA RTD EXC SC SC GND MUX 0 5mA RTD SC SC GND EXC...

Страница 44: ...be measured and use a 2 5V input range to acquire cross voltage on the resistor The formula of voltage to resistance conversion is Since the excitation current can only drive the cross voltage up to 1...

Страница 45: ...ut Digital Code Description Bipolar Analog Input Range Digital Code Full scale range 25 V 12 5 V 2 5 V 0 3125V N A Least significant bit 2 98uV 1 49uV 0 298uV 0 037uV N A FSR 1LSB 24 999997 V 12 49999...

Страница 46: ...nd is suitable for retrieving the latest data without FIFO buffering latency The USB 2401 con tinuously updates the latest acquired data onto a data port for spe cific channels Data not retrieved in t...

Страница 47: ...128 in continuous acquisition mode Please refer to UD DASK function reference for details of corresponding software API instruction 3 6 Programmable Function I O The USB 2401 supports powerful program...

Страница 48: ...put GPTC_CLK gate input GPTC_GATE and up down control input GPTC_UD The GPTC_CLK input provides a clock source input to the timer coun ter Active edges on the GPTC_CLK input increment or decrement the...

Страница 49: ...n Current count value can be read back by software any time with no influence on calcula tion GPTC_GATE enables disables calculation When GPTC_GATE is inactive the counter halts the current count valu...

Страница 50: ...tware application After software start the counter calculates the number of active edges on GPTC_CLK when GPTC_GATE is in its active state After the completion of the pulse width interval on GPTC_GATE...

Страница 51: ...gle pulse with a pulse delay of two and a pulse width of four is shown Figure 3 14 Mode 4 Single Gated Pulse Mode 5 Single Triggered Pulse This mode generates a single pulse with programmable delay an...

Страница 52: ...h of four is shown Figure 3 16 Mode 6 Re Triggered Single Pulse Mode 7 Single Triggered Continuous Pulse Generation This mode is similar to Mode 5 except that the counter gener ates continuous periodi...

Страница 53: ...Mode 9 Edge Separation Measurement Measures the time differentiation between two different pulse signals The first pulse signal is connected to GPTC_GATE and the second signal is connected to GPTC_AU...

Страница 54: ...uencies Fpwm and duty cycles Dutypwm can be obtained PWM output is shown Figure 3 20 Mode 10 PWM Output Calculation of the PWM frequency and duty cycle is as follows 1 3 1 3 1 2 1 1 9 8 7 6 S o f t w...

Страница 55: ...f the TrimDACs firmware are written to the onboard EEPROM TrimDACs firmware is the algorithm in the FPGA Loading calibration constants entails loading the values of TrimDACs firmware stored in the onb...

Страница 56: ...46 Calibration This page intentionally left blank...

Страница 57: ...urn off power and unplug any power cords cables X To avoid electrical shock and or damage to equipment Z Keep equipment away from water or liquid sources Z Keep equipment away from high heat or high h...

Страница 58: ...iced by authorized technicians when Z The power cord or plug is damaged Z Liquid has penetrated the equipment Z It has been exposed to high humidity moisture Z It is not functioning or does not functi...

Страница 59: ...il info adlinktech com ADLINK Technology China Co Ltd Address 300 201203 300 Fang Chun Rd Zhangjiang Hi Tech Park Pudong New Area Shanghai 201203 China Tel 86 21 5132 8988 Fax 86 21 5132 3588 Email ma...

Страница 60: ...o Dong Seocho Gu Seoul 137 070 Korea Tel 82 2 2057 0565 Fax 82 2 2057 0563 Email korea adlinktech com ADLINK Technology Singapore Pte Ltd Address 84 Genting Lane 07 02A Cityneon Design Centre Singapor...

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