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Quanser QNET Скачать руководство пользователя страница 21

Solutions for teaching and research. Made in Canada.

[email protected]

[email protected]

Six QNET boards to teach introductory control topics using NI ELVIS

QNET 2.0 HVAC Board

teaches temperature (process) control

QNET Mechatronic Sensors Board

teaches functions of sensors

QNET 2.0 DC Motor Control Board

teaches fundamentals of DC motor control

QNET Myoelectric Board

teaches control using principles of
electromyography (EMG)

QNET 2.0 VTOL Board

teaches basic flight dynamics and control

QNET 2.0 Rotary Pendulum Board

teaches classic pendulum control

Quanser QNET add-on boards for the NI ELVIS platform teach introductory control topics in undergraduate labs cost-effectively.
All QNETs are offered with comprehensive, ABET*-aligned courseware that have been developed to enhance the student
learning experience.

To request a demonstration or quote, please email [email protected].

* ABET Inc., is the recognized accreditor for college and university programs in applied science, computing, engineering, and technology, providing leadership and quality assurance in

higher education for over 75 years.

©2014 Quanser Inc. All rights reserved. LabVIEW™ is a trademark of National Instruments.

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Содержание QNET

Страница 1: ...USER MANUAL QNET Myoelectric Trainer for NI ELVIS Set Up and Configuration Captivate Motivate Graduate...

Страница 2: ...om This document and the software described in it are provided subject to a license agreement Neither the software nor this document may be used or copied except as specified under the terms of that l...

Страница 3: ...4 Specifications 8 5 Environmental 9 6 Setup Guide 10 6 1 QNET and NI ELVIS II Setup 11 7 QNET LabVIEW Hints 14 7 1 Scaling Scopes 14 7 2 Saving Response 15 8 Troubleshooting 18 8 1 General Software...

Страница 4: ...ear envelope filtering zero order hold position control and the basics of LabVIEW coding This is done using a PC with real time control capabilities and the NI ELVIS II The hardware of the MYOELECTRIC...

Страница 5: ...nnector 10 Servo Motor Connector 3 EMG Power On Off SW2 Switch 11 Servo Motor 4 Battery Power Supply for EMG 12 Servo Clamps 5 PCI connector to NI ELVIS for interfacing QNET module with DAC 13 15V QNE...

Страница 6: ...wn in Figure 3 4 the OPTO_OUT is the electromyogram signal that is measured by the EMG sensor and amplifier and offset by the isolation amplifier It is offset by about 2 5 V The 555 Timer resembles a...

Страница 7: ...with a DAQ device is provided in Figure 3 3 The block diagram representing the circuit in the Myoelectric board is shown in Figure 3 4 Figure 3 3 Schematic of QNET Myoelectric trainer Figure 3 4 QNET...

Страница 8: ...5 V Gain 300 V V Upper cut off frequency 500 Hz Lower cut off frequency 25 Hz Common mode rejection ratio 80 dB Supply voltage typical 5 00 V Isolation Amplifier VMAX Recommended input voltage accura...

Страница 9: ...nit Operating temperature 15 to 35 C Humidity 20 to 90 Table 3 MYOELECTRIC environmental operating conditions Caution Ensure the unit is operated under the temperature and humidity conditions given in...

Страница 10: ...setup procedure for using a QNET with an NI ELVIS II Figure 6 5 Connecting a QNET Trainer Caution Do not position the ELVIS II so that it is difficult to disconnect the main power Caution If the equip...

Страница 11: ...he installation procedure are located and marked by an ID number in Figure 6 6 and described in Table 4 6 1 1 ELVIS II Components Figure 6 6 Components on ELVIS II ID Description 1 NI ELVIS II 2 Proto...

Страница 12: ...ELVIS II power cable 4 Connect the ELVIS II USB cable to the PC 5 Connect the supplied QNET transformer to the QNET power jack on the QNET module 6 Connect the myoelectric sensor and grounding straps...

Страница 13: ...6 8 QNET LEDs should all be ON 11 Power ON the myoelectric sensor power 12 Ensure that the Battery ON LED is lit as shown in Figure 6 9 Figure 6 9 Battery LED should be ON QNET MYOELECTRIC User Manual...

Страница 14: ...e steps below to reduce the y axis range of the Angle deg scope shown in Figure 7 10 in order to see the blue trace more up close Figure 7 10 Scope needs to be scaled 1 As illustrated in Figure 7 11 t...

Страница 15: ...0 10 0 However when changing the x axis i e the time scale it is recommended to do the following 1 Pause the scopes or stop the VI and clear the chart right click on scope select Data Operation Clear...

Страница 16: ...e 7 14 opens and gives various image export options One way is to export the image to the clipboard as a bitmap This can then be pasted in a graphical software e g MS Paint Irfanview and saved to a de...

Страница 17: ...5 Figure 7 15 Sample saved response The scope can be saved whether or not the VI is running However typically it is easier to stop the VI when the desired response is collected and then export the ima...

Страница 18: ...wer switch which is located on the back of the ELVIS I and II units and the Prototyping Board Power switch which is situated on the front panel of the ELVIS I and on the top right corner of the ELVIS...

Страница 19: ...ms and select the NI ELVIS II device 4 As shown in Figure 8 16 click on the Reset Device button 5 Once successfully reset click on the Self Test button 6 If the test passed reset the ELVIS II i e shut...

Страница 20: ...pport link Fill in the form with all the requested software and hardware information as well as a description of the problem encountered Also make sure your e mail address and telephone number are inc...

Страница 21: ...QNET 2 0 Rotary Pendulum Board teaches classic pendulum control Quanser QNET add on boards for the NI ELVIS platform teach introductory control topics in undergraduate labs cost effectively All QNETs...

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