Data Harvest EASYSENSE V-Log Reference Manual
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Data Harvest EASYSENSE V-Log Reference Manual

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EASYSENSE V-Log Reference Manual
DO248 (5)
EASYSENSE V-Log
Reference Manual
1
 Data Harvest Group Ltd, 2014

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Summary of Contents for Data Harvest EASYSENSE V-Log

  • Page 1 EASYSENSE V-Log Reference Manual DO248 (5) EASYSENSE V-Log Reference Manual  Data Harvest Group Ltd, 2014...

  • Page 2: Table Of Contents

    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.

  • Page 3: What's Supplied

    2 short (3004) Getting to know your V-Log data logger Charge EASYSENSE V-Log fully before first use Connect V-Log directly to a USB port on your computer*, or a powered USB hub, or a USB mains charger that outputs 5 V at 1 A or more, using the USB cable supplied. A full charge can take up to 8 hours.

  • Page 4: The V-Log Data Logger

    2. Digital - switch-type sensors for measuring ON/OFF conditions e.g. Light gates and Timing mats to calculate time, speed and acceleration. Please contact your supplier or the Data Harvest website (www.data-harvest.co.uk) for up-to-date information on Smart Q sensors.  Data Harvest Group Ltd, 2014...

  • Page 5: V-Log 8'S Built-In Sensors

    The Humidity sensor has one range, 0 to 100%. The sensor is used to monitor relative humidity i.e. the amount of water actually in the air compared with the amount of vapour needed to make the air saturated at the air’s current temperature.  Data Harvest Group Ltd, 2014...

  • Page 6: Changing A Sensors Range And Turning A Sensor On Or Off

    The data collected is stored in V-Log’s memory to either be reviewed on V-Log’s screen or retrieved to the EasySense software on a computer. Up to 255 sets of data can be stored in V-Log’s memory.  Data Harvest Group Ltd, 2014...

  • Page 7: Using V-Log Standalone (Without A Computer)

     will temporarily halt the updates to the sensors readings. Two lines ▌▌ (top  The stop button left) indicate that the display is paused.  Data Harvest Group Ltd, 2014...

  • Page 8: Pictogram

    Use the buttons to scroll through individual readings (see page 17).  Downloaded to a computer by selecting Remote ► Retrieve Remote from the Home screen in the EasySense software.  Data Harvest Group Ltd, 2014...

  • Page 9: Easylog

    (days / hours: minutes: seconds). Press enter again to return to the normal screen. Note: If V-Log goes into ‘sleep’ mode during logging, any button press will wake up the logger.  Data Harvest Group Ltd, 2014...
  • Page 10 Retrieve Remote in the EasySense software. Note: If you would prefer to record remotely for a specified time span use Remote ► Setup Remote from the Home screen in the EasySense software.  Data Harvest Group Ltd, 2014...

  • Page 11: Snapshot

    For Speed A to B this is the distance between the sensor connected to input A and the sensor connected to input B (0.10 m to 6.00 m in steps of 0.10 m). Speed from A to B Distance from A to B Time  Data Harvest Group Ltd, 2014...
  • Page 12 When a signal change from the digital sensor/sensors is received, the timing measurement will be displayed on the LCD screen. Time data is measured in seconds. Speed data is in metres per second (m/s).  Data Harvest Group Ltd, 2014...
  • Page 13 Acceleration is calculated using the length of the segments on the double interrupt card. Acceleration = Change in Velocity = Time taken Time taken for velocity to change Length of segment Length of segment – t – t Time Time Time taken  Data Harvest Group Ltd, 2014...
  • Page 14 Using a Spoked Pulley: Measurements shown are for instantaneous speed or acceleration i.e. it took this amount of time to travel this distance and the speed or acceleration was. The measurement of the Data Harvest Spoked Pulley is pre-defined. Set up the investigation but do not enter ►press enter until you are ready to take readings (the spokes on the pulley can easily interrupt the Light gate beam and ►...
  • Page 15 = ignored (back edge of pendulum passes light gate – going back) = ignored (front edge of pendulum passes light gate – going back) = Stop (front edge of pendulum passes light gate – going forward)  Data Harvest Group Ltd, 2014...

  • Page 16: Counting

    Reviewed on V-Log - select Review from the main menu, use the buttons to locate the data set, ► press enter to select.  Downloaded to a computer by selecting Retrieve ►Retrieve Remote from the Home screen in the EasySense software.  Data Harvest Group Ltd, 2014...

  • Page 17: Review

    Switch Off press the enter button to select. Press any button to ‘wake up’ the logger. Note: While operating on battery power V-Log automatically goes to low power (sleep) after a period of inactivity.  Data Harvest Group Ltd, 2014...
  • Page 18 Return the date format to DD-MM-YY. Return decimals to On with a full stop format. Return language to its default. Any WiFi settings will not be altered (see page 28 for resetting WiFi setting).  Data Harvest Group Ltd, 2014...

  • Page 19: Technical Information

    In V-Log Meters (see page 7).  In V-Log System (see page 18).  Using Sensor Config in the EasySense software (Settings menu).  Using New in the EasySense software (EasyLog, Graph, Pictogram, Snapshot, Counting mode).  Data Harvest Group Ltd, 2014...

  • Page 20: Powering V-Log

    When this happens, contact Data Harvest and request a battery replacement pack for EASYSENSE V-Log – Product No. 5007.

  • Page 21: Internal Clock And Calender

    Note: A Hard Reset does not erase any stored data sets but if a recording is interrupted by a reset, then the data being captured will not be stored If V-Log still fails to respond apply a Full Reset or contact Product Support at Data Harvest. Please provide details of: ...

  • Page 22: Care & Maintenance

     Channels supported: 1 to 11 *V-Log WiFi will automatically detect and use the required security protocol. Hereby, Data Harvest Group Ltd., declares that V-Log WiFi is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU.

  • Page 23: Updating Easysense V-Log's Firmware

    EASYSENSE V-Log Reference Manual DO248 (5) Updating EASYSENSE V-Log’s Firmware Occasionally 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 your EASYSENSE V-Log logger: Step 1.
  • Page 24 Share Local Interface to allow others network user’s to connect as Viewers. Note: Type in a more appropiate name for the controller computer if preferred If the settings will always stay the same leave the ‘Show at startup’ box unticked.  Data Harvest Group Ltd, 2014...
  • Page 25 The text bottom right of screen will change to indicate that connection as a Viewer has been established Step 6: The Home screen will open. Select one of the experiment modes e.g. EasyLog, Pictogram, Meters, Snapshot, Counting or Timing.  Data Harvest Group Ltd, 2014...

  • Page 26: V-Log In Wifi Mode

    5. On an iPad tap on the status button ‘Not Connected’ (bottom right of the screen), on an Android tap on the connection icon (top right of the screen). Select the V-Log’s name from the list 6. The status will change to show that it is ‘Controlling V-Log xx or Viewing V-Log xx’  Data Harvest Group Ltd, 2014...

  • Page 27: Connecting V-Log To A School's Network (Infrastructure)

     Select Create a Network. Start a Network  Select Set Password. Network Name  Enter a suitable password (minimum of 8 characters). Scroll to  ►Set Password (bottom row right) then enter. ▲  Data Harvest Group Ltd, 2014...

  • Page 28: To Make V-Log Forget A Known Wifi Network

    Android users top right of the screen). When the controlling iPad/Android disconnects this will disconnect all the others. A new controlling iPad/Android is chosen by ensuring that it is the first to re-connect.  Data Harvest Group Ltd, 2014...

  • Page 29: Setup Wifi Menu

    Connect a Bluetooth Smart USB adaptor (2070 or 2071) even if your computer has native Bluetooth 4 or BLE. EasySense 2 software users:  If the computer has built-in Bluetooth Low Energy (BLE) then a Bluetooth Smart USB adaptor is not required.  Data Harvest Group Ltd, 2014...

  • Page 30: When Connecting To A Ipad Or Android Device

    * If auto install fails, download and unzip the drivers for the Bluetooth USB adaptor (Product 2070 or 2071) from the Data Harvest website. Open Device Manager, right click on the entry for the dongle (typically listed under Other devices) and select Update drivers. Select to ‘Browse my computer’ (install manually), locate and select the BLED112 directory.

  • Page 31: Limited Warranty

    EASYSENSE V-Log Reference Manual DO248 (5) Limited warranty For information about the terms of the product warranty, see the Data Harvest website at: https://data- harvest.co.uk/warranty Note: Data Harvest products are designed for educational use and are not intended for use in...

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