Related Manuals for Quanser QNET 2.0 HVAC
Summary of Contents for Quanser QNET 2.0 HVAC
- Page 1 USER MANUAL QNET 2.0 HVAC Board for NI ELVIS Set Up and Configuration CApTIVATE. MoTIVATE. GRAdUATE.
- Page 2 Phone: 1-905-940-3575 Fax: 1-905-940-3576 For more information on the solutions Quanser Inc. offers, please visit the web site at: http://www.quanser.com 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 license agreement.
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Page 3: Table Of Contents
Safety Information Introduction System Hardware System Schematic Hardware Components Environmental System Parameters QNET HVAC and NI ELVIS II Setup QNET HVAC Components NI ELVIS II Components NI ELVIS II Setup Procedure Troubleshooting General Software Issues General Hardware Issues Technical Support v 1.0 QNET HVAC - User Manual... - Page 4 Safety Information The following symbols and definitions are interchangeably used throughout the User Manual: Symbol Description Caution: consult documenation for additional information Direct Current On (Power) [on NI ELVIS II unit] ⃝ Off (Power) [on NI ELVIS II unit] Table 0.1: Symbols QNET HVAC - User Manual...
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Page 5: Introduction
1 Introduction The Quanser QNET 2.0 HVAC Board for NI ELVIS II, pictured in Figure 1.1, is a versatile system designed to teach and demonstrate a variety of HVAC based experiments. The system is driven by an array of resistors as a heater and a high quality brushless fan. -
Page 6: System Hardware
2 System Hardware 2.1 System Schematic The QNET HVAC provides an integrated amplifier and a communication interface with the NI ELVIS II for the amplifier command and sensor readings. The interaction between the different system components on the QNET HVAC is illustrated in Figure 2.1. The NI ELVIS II is interfaced to the PC or laptop via USB link in the QNET HVAC Interface. - Page 7 Description Description +5 V, 15 V, +15 V LEDs Ambient Temperature Sensor User and Status LEDs Heating Chamber Temperature Sensor 24 V QNET power jack Channel Temperature Sensors Fuse 3-pin Fan power connector External Power indicator LED 8-pin Heater connector Heater LED 5-pin Fan connector Fan LED...
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Page 8: Environmental
The QNET HVAC incorporates Microchip 2-Wire High-Accuracy Temperature Sensors model MCP9801. The complete specification sheet the temperature sensor can be found at www.microchip.com/downloads/en/DeviceDoc/21909d.pdf. 2.2.3 Power Amplifier The QNET HVAC circuit board includes a PWM voltage-controlled power amplifier that is used to generate heat by applying the input voltage to an array of resistors in parallel. - Page 9 Symbol Description Value Distance between Temperature Sensors 48 mm Heating Chamber to first channel sensor 70 mm First channel to second channel sensor 70 mm Second channel to third channel sensor 80 mm Third channel to fourth channel sensor 72 mm Fourth channel to fifth channel sensor 72 mm Fifth channel to sixth channel sensor...
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Page 10: Qnet Hvac And Ni Elvis Ii Setup
3 QNET HVAC and NI ELVIS II Setup The procedure to install a QNET HVAC module on the NI ELVIS II is detailed in this section. The NI ELVIS II components used in the installation procedure are located and marked by an ID number in Figure 3.1, and described in Table 3.1. -
Page 11: Ni Elvis
3.2 NI ELVIS II Components Figure 3.1: Components on NI ELVIS II Description NI ELVIS II Prototyping board power switch Power LED Ready LED Power Cable for NI ELVIS II USB Connection between PC and NI ELVIS II Table 3.1: ELVIS II components 3.3 NI ELVIS II Setup Procedure Follow these instructions to setup a QNET HVAC board on an NI ELVIS II... - Page 12 The unit is provided with a grounded cord to be used with a properly grounded outlet only, this is a safety feature, do not disable it. Caution 1. Place the small opening on the front of the QNET HVAC board over the mounting bracket on the NI ELVIS 2.
- Page 13 (b) LEDs on the right should be all green, Status LED (a) External Power LED should be ON should be red Figure 3.3: QNET HVAC LEDs v 1.0 QNET HVAC - User Manual...
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Page 14: Troubleshooting
4 Troubleshooting 4.1 General Software Issues Q1 When I try to open a QNET HVAC VI, it says there are some missing VIs and they have a CD or Sim in the name? The LabVIEW™ Control Design and Simulation Toolkit is not installed. Q2 When I open a QNET HVAC VI a message prompts that a VI with ''ELVIS'' in the name cannot be found? The QNET HVAC VIs use the ELVISmx drivers. - Page 15 Figure 4.1: Reseting and performing the self-test on the elvis v 1.0 QNET HVAC - User Manual...
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Page 16: Technical Support
5 Technical Support To obtain support from Quanser, go to www.quanser.com and click on the Tech Support 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 included. - Page 17 (EMG) 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.