Using Smart Q Sensors
Contents
1. DATA HARVEST w EASYSENSE QLink user manual EASYSENSE 3Link DO229 3 CONTENTS What is supplied in the CASE ce cecceecc sees cece cece eeseeeseeesseeeaeeeeeeeeetaeetseeeeeeees 2 Using EASYSENSE 3Link for the first time 0 22002220022002snnennnenenennnnenenenn 3 Using 3Link with the computer after the initial setup cee ceeeeeeeeeeeeeeeeees 4 The EasySense software overview uueanssensnssnnnenennnnnnennnnnnnnennnnn nano nenn nenne nennen 4 Using Smart Q SENSO S ee ee ner 6 Technical informati n ee an E ee ee 8 UDGatING SLINKS IWANG seen 9 MOV ATI UG ee een esse aes asso eier 9 Copyright all rights reserved This manual may be copied for use within the premises of the Licensee on condition that it is not loaned sold or used outside the Licensee s premises Data Harvest s policy is to continually improve products and services so we reserve the right to make changes without notice It is acknowledged that there may be errors or omissions in this publication for which responsibility cannot be assumed No liability will be accepted for loss or damage resulting from use of information contained in this manual or from uses as described Document No DO229 Issue 3 What is supplied in the case A DATA HARVEST E EasySense Software and Documentation Tel 44 DO 1525 IT ern BSEB3E The EASYSENSE software HH Three Smart Q sensor leads ey A standard A to 2 lo2. Data Harvest may release updated firmware which will contain improvements or new features Updates will be made available from the Data Harvest website To update the firmware of 3Link FirmwareUpdate_3Link_V 10 amp Step 1 Copy the English Firmware Update for 5540 EASYSENSE 3Link onto the hard disc of your computer and run the exe Step 2 Connect 3Link to the computer using the USB cable A progress bar will indicate 3Link is being programmed WARNING Do not disconnect 3Link during this re programming stage or it may be seriously damaged FirmwareUpdate_3Link_Vi0 A tick will indicate if the process was successful To repeat the process connect another 3Link and click on the update window A cross will indicate that an error occurred Click in the update window to try again Step 3 Disconnect 3Link and exit the program Warranty EASYSENSE 3Link is warranted to be free from defects in materials and workmanship for a period of 12 months from the date of purchase provided it has been used in accordance with any instructions under normal laboratory conditions This warranty does not apply if 3Link has been damaged by accident or misuse In the event of a fault developing within the 12 month period 3Link must be returned to Data Harvest for repair or replacement at no expense to the user other than postal charges Data Harvest Group Ltd 9 EASYSENSE 3Link DO229 3 Note Data Harvest products are design
3. used for Timing operations they must be connected to the inputs labelled 1 A and 2 B Step 4 A A Open the EasySense program The first time EasySense opens a Select Program Level window will automatically open Select a suitable user s level Level 1 is aimed at start level e g up to 9 years old Level 2 at mid level e g 9 15 years old and Level 3 at exam level e g 15 years plus Note The program level can be altered at anytime using the Level icon once a logging option has been opened Data Harvest Group Ltd 3 EASYSENSE 3Link DO229 3 Step 5 An Interface option window will open Select Interface 1 Select the Interface as EasySense Range Das 2 Select the method of connection as USB 1 EasSense Range port Connection 3 If you use different interfaces or methods of O Serial Port connection tick the Show at startup option So you can check your current selection and 2 USB Pon make any adjustments as necessary each T time EasySense opens 3 ea 4 Click on OK The program will save your selection so it will be automatically configured when next used 4 When a connection is established the Home screen will open Select one of the experiment modes i e EasyLog Graph Meters Scope SnapShot or Timing Using 3Link with the computer after the initial setup e Connect 3Link to the computer using the USB cable e Connect the Smart Q sensors being used to the sens
4. abel on top input socket on 3Link with the locating arrow facing upwards All Smart Q sensors are automatically calibrated but some also have multiple ranges If the sensor has more than one range and the currently selected range is not suitable for your investigation e Start the EASYSENSE program and select one of the logging modes from the Home screen e g EasyLog Meters Graph or SnapShot The simplest way to change a sensor s range to one suitable for an experiment is e Select the New recording wizard icon New e Click on the sensor s name it will be listed using its current range e A set sensor range window will open the current range will be highlighted Click on the Sensor s name Set Sensor Range X Note If the sensor only has one range this window won t open e Select the required range then OK Select al Finish to exit the wizard Outdoor 100k k e Select Sensor Config from the Settings menu e Select the sensor from the list and click on the Change Range button Data Harvest Group Ltd 7 EASYSENSE 3Link DO229 3 e The current range will be highlighted Select the required range and click on OK e Close Sensor Config Click on New detected and then Finish for the change in range to be New The range setting will be retained until changed by the user Technical information Powering 3Link is powered by the USB port whilst connected to a compu
5. easuring ON OFF conditions s Typical digital sensors include Light gates and Timing mats x When used for timing investigations e g time velocity and acceleration relationships these Sensors must be connected to _ either Input 1 A or Input 1 A and 2 B m Smart Q Light Gate Note If used for analogue recording e g using Graph digital sensors can be connected to any of the three inputs on 3Link Data Harvest Group Ltd 6 EASYSENSE 3Link DO229 3 lt x At i ie ver ds Pn tarde eae eo eV nn ag SV Lee en ee Se TER a aS raas gt i Y I gt ye Zur hae i S r bm gt i _ a z gt Ti x ST ts ee ee ee J Be aan am eee Jf a _ _ _ gt Ss as fp gt Fi Pe Cate y A Ve ey i N P UT eee A Later Se BEE x AT u gt or r Sa chose ae fi Sensor inputs 1 to 3 No 1 and 2 are dual labelled as A and B for timing applications The housing for most Smart Q sensors is fitted with a mini DIN socket The sensor leads supplied are used to connect a Smart Q sensor to 3Link For specific instructions see the sensors user manual For the majority of Smart Q sensors cat un e Hold the sensor housing with Bu G SES the Smart Q label showing on the top Input socket e Push one end of the sensor cable into the shaped socket on a the sensor housing with the Ser abe locating arrow on the cable facing upwards e Connect the other end of the cable to the Smart Q l
6. ed for educational use and are not intended for use in industrial medical or commercial applications WEEE Waste Electrical and Electronic Equipment Legislation Data Harvest Group Ltd is fully compliant with WEEE legislation and is pleased to provide a disposal service for any of our products when their life expires Simply return them to us clearly identified as life expired and we will dispose of them for you Data Harvest Group Ltd 1 Eden Court Leighton Buzzard Bedfordshire LU7 4FY Tel 44 0 1525 373666 Fax 44 0 1525 851638 e mail sales data harvest co uk support data harvest co uk Website www data harvest co uk Data Harvest Group Ltd 10
7. from the digital sensors Click on the Start Stop icon D to stop data being recorded Counting Level 1 and 2 only Use to count events by using switch type digital sensors connected to input 1 A or 1 A and 2 B The program will open pre set to display a count as a number and horizontal bar graph Click on the Start Stop icon gt each time the state of a sensor is changed to On e g by pressing a push switch the number of counts will advanced by one Click on the Start Stop icon to stop data being recorded Using Smart Q Sensors The Sensor leads There are three sensors leads supplied with 3Link two long and one short These are used to connect Smart Q Sensors to the inputs on 3Link Smart Q Sensors Data Harvest manufactures a wide range of Smart Q sensors for use with the EASYSENSE range of loggers Each Smart Q sensor incorporates a microprocessor that stores the calibration and auto identification data This dramatically simplifies set up procedures and allows for greater flexibility when logging data Smart Q sensors can be divided into two main types B 1 Analogue sensors which can be connected to any of the three inputs on 3Link They will measure physical changes L such as light level temperature and sound The physical value is converted into an electrical signal which is measured by 3Link and communicated to the computer Smar O Sound Level sensar 2 Digital switch type Sensors which are capable of m
8. ng and 1 short standard B USB cable Data Harvest Group Ltd 2 EASYSENSE 3Link DO229 3 What else is required Smart Q Sensors for capturing data Please visit our website www data harvest co uk or contact your supplier for an up to date list of Smart Q Sensors Using EASYSENSE 3Link for the first time EASYSENSE 3Link is used connected to the USB port on a computer The data from any Smart Q Sensor connected to 3Link will be transmitted immediately to the computer and displayed on the computer s screen using the applications in the EasySense software Note Do not connect 3Link to the USB port until after the EasySense software has been installed Step 1 Install the EasySense software if it is not already on your computer For details of how to install and operate this program please refer to the instructions provided with the software Make sure 3Link is not connected to the USB port during this installation 3Link requires version 2 8 or above of the EasySense software The version number can be verified in About from the Help menu Step 2 Install the 3Link USB drivers e Connect the square USB plug of the USB cable to the USB input on the back of 3Link e Connect the flat USB plug to a USB port on your computer e Windows will automatically detect a new device and install the drivers Step 3 Connect the Smart Q Sensors being used to the sensor inputs on 3Link Note If digital sensors are to be
9. or connected is 20 us The options available will depend on the level you have selected to work at When the selection has been made click on Finish Click on the Start Stop icon and the recording will start when the start condition you have selected is met e g if None was the selected trigger then the recording will start as soon as the Start Stop icon is clicked The recording will stop when the selected time span has passed Note If you want to stop a recording before it has run the full term click on the Start Stop icon i Scope Level 3 only Scope has a simple oscilloscope type display Select the Timebase from panel on the right The fastest interval with one sensor connected is 20 us Click on the Start Stop icon to begin recording In roll mode the graph trace will be redrawn continuously on the screen until you click on the Start Stop icon when the trace will freeze Data Harvest Group Ltd 5 EASYSENSE 3Link DO229 3 Timing Timing is used to allow students to study Time Velocity Acceleration Momentum and Kinetic Energy relationships using switch type digital sensors such as Light gates connected to connected to inputs 1 A or 1 A amp 2 B A wizard will open with the recording options available these will depend on the user level selected When the selection has been made click on Finish Click on the Start Stop icon and a reading will be displayed when a change is detected in signal
10. or inputs e Open the EasySense program e Select one of the recording modes e g EasyLog from the Home screen The sensors connected will automatically be recognised and calibrated Note It is best to connect 3Link to the USB port on the computer so it is powered before connecting a sensor especially when connecting high current sensors such as Motion or CO3 The EasySense software overview Home is the main navigation screen it has the icons for all of 3Link s logging tah options The experiment options and the complexity of toolbars and functions Home are altered by the user level selected Note Setup Remote and Retrieve Remote will not be available as 3Link will only operate while connected to the computer EasyLog A EasyLog will open pre set to record sensor values continuously as a line graph until stopped Click on the Start Stop icon to begin recording Logging will start with a time span of 30 seconds and when this has elapsed the time will double automatically This will continue until the recording is stopped by clicking on the Start Stop icon Meters The Meters window gives an introduction to sensors and how they respond to change Up to four section displays can be open at any one time and they can be any combination of sensors and displays Data Harvest Group Ltd 4 EASYSENSE 3Link DO229 3 The program will open with live data from one sensor in a Numeric window Click on the appropria
11. te picture icon on the tool bar to open other section displays i e Numeric Gauge Colour Change or Bar To alter the sensor displayed in a section right click in the individual section window and select the sensor from the list Click on the Start Stop icon to stop recording Pictogram Level 1 only The value from the sensors can be displayed as pictures or an abstract colour block or bar chart Each picture represents a 10 of the range or span of the sensor and is also displayed as a number from zero to ten The program will open with live data from the sensors displayed as pictures on a horizontal chart The graph type can be changed to an abstract colour blocks a bar chart or oriented vertically The sensor readings are captured every time the Store icon is selected Click on the Start Stop icon to stop recording Snapshot Snapshot will open pre set to record sensor values on demand manual sampling with a bar graph display Click on the Start Stop icon to begin recording Click in the graph area to collect a sample for each active sensor Click on the Start Stop icon to stop data being recorded J Graph Level 2 and 3 only Graph is pre set to record sensor values against a chosen time span as a line graph display The window opens with the logging wizard from which the time span interval between samples start condition and triggers for the recording can be chosen The fastest interval with one sens
12. ter Note 3Link can only be connected directly to a computer s USB port or by using a powered USB hub It will not work with an unpowered hub 3Link requires an output current of 500mA Specifications USB compatible communication V1 1 full speed 12 bit sampling resolution Fastest sampling speed per channel 20 us 50 000 samples per second Digital timing from A to B accurate to 4 us Sensor inputs 3 Operating range 0 40 C and 0 to 95 RH non condensing Care and maintenance Clean with a damp cloth do not immerse in water or detergent 3Link is suitable for use in an operating range of 0 40 C and 0 to 95 RH non condensing Do not subject to extreme heat or cold or leave in a location where it will get wet 3Link is not waterproof There are no user serviceable parts inside 3Link Trouble shooting If 3Link fails to respond to the computer disconnect any sensors and the USB cable Re connect the USB cable then the sensors and then try again If the product still fails to respond please contact the Technical Support department at Data Harvest Please provide details of e The computer platform it is being used with e The software and its version number e A description of the problem being encountered If possible telephone from a location where you can operate 3Link with the computer Data Harvest Group Ltd 8 EASYSENSE 3Link DO229 3 Updating 3Links firmware Occasionally
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