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Decagon Devices Em5b Manual

Data collection system
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Data Collection System
Decagon Devices, Inc.
Version: August 4, 2014 — 09:29:52

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Summary of Contents for Decagon Devices Em5b

  • Page 1 Data Collection System Decagon Devices, Inc. Version: August 4, 2014 — 09:29:52...
  • Page 2 Decagon Devices, Inc. 2365 NE Hopkins Court Pullman WA 99163 Phone: 509-332-5600 Fax: 509-332-5158 Website: www.decagon.com Email: support@decagon.com or sales@decagon.com Trademarks ECH2O is a trademark of Decagon Devices, Inc. All rights reserved. c 2006-2010 Decagon Devices, Inc. All Rights Reserved...

  • Page 3: Table Of Contents

    2.3 Measurement Devices ....2.4 Em5b Features ..... .
  • Page 4 CONTENTS Em5b 7 Maintenance 7.1 Long Term Maintenance ....30 8 Em5b CE Compliance...

  • Page 5: Introduction

    Em5b to ensure that the instrument performs to its full potential. Customer Support If you ever need assistance with your Em5b, have any questions or feedback, there are several ways to contact us. Decagon has Cus- tomer Service Representatives available to speak with you Monday through Friday, between 8am and 5pm Pacific time.
  • Page 6 Your warranty is automatically validated upon receipt of the instrument. We contact customers within the first 90 days of their purchase to see how the Em5b is working. Seller’s Liability Seller warrants new equipment of its own manufacture against de- fective workmanship and materials for a period of one year from the date of receipt of equipment.

  • Page 7: About The Em5B Logger

    2 ABOUT THE EM5B LOGGER About the Em5b Logger Overview The Em5b is a 5-channel, self-contained data logger. It is housed in a white weather-resistant enclosure, making it suitable for outdoor operation in moderate weather climates. It is powered by 4 AAA- size alkaline batteries.

  • Page 8: Ech2O Datatrac

    five sensor ports and a dedicated communication port. This self- contained logger has a custom designed rugged enclosure for use in extreme weather conditions. It has more memory than the Em5b, storing over 36,000 scan sets (one reading for each port). The Em50...

  • Page 9: Em5B Features

    Em5b Features Data logging Scheme The Em5b does not make sensor measurements until you set a mea- surement interval. You also need to configure the Em5b ports with the type of sensor plugged into each port. You can set these values using the software described in the next Chapters.
  • Page 10 The Em5b requires you to identify the type of sensor you plugged into each sensor port. Identifying the sensor types correctly config- ures the Em5b hardware for that sensor. If you choose not to have a sensor plugged into one or more of the logger’s ports, you can set that ports sensor type to “None Selected.”...

  • Page 11: Em5B Compatible Sensors

    (3,348 scans) by the measurement interval. For example, an Em5b set on an hourly measurement interval stores 138 days, or about 4.5 months, worth of data. An Em5b set to 360 minutes (six hours) stores data for 825 days, or about 2.25 years.

  • Page 12: Setup And Installation

    Em5b in the field with their relevant sensors. Batteries The Em5b ships with a new set of AAA alkaline batteries. When the battery life indicator in ECH2O Utility shows your Em5b bat- teries are less than 5% you need to replace them. For information of replacing the batteries, see Chapter 7.

  • Page 13: Configuring The Em5B

    ECRN-50 and ECRN-100 Rain Gauge. Port 1 does not support either rain gauge. 2. On each side of the Em5b, there are three loop-holes. Use these to fasten the Em5b to a mounting post using the included zip- ties or a similar fastener. Make sure it is installed in a upright position, with the 5 input ports underneath.
  • Page 14 Make sure to install the Em5b upright, so that wa- ter cannot enter the input ports, which can result in damage to the logger. There is a higher risk of lightning damage to the Em5b if using sensors with extension cables.

  • Page 15: Using Ech2O Utility

    ECH2O Utility Main Screen At the top of the program window is a toolbar for interacting with the Em5b. To the left is a battery indicator. To the right are the “Connect Via” menu, where you can select a COM port; the Connect button (which displays “Disconnect”...

  • Page 16: Common Tasks

    Common Tasks 4.2.1 Configuring the Em5b The Em5b does not require any programming. It does have several parameters that control identity and function. Here is a brief de- scription of each. Device Name: Each ECH2O device should have a unique name.

  • Page 17: Downloading Data

    Em5b. The Download button on the toolbar downloads only the new data. To download data, do the following: 1. Unplug any sensor that is connected to Port 1 of the Em5b, and use the 9-pin serial cable or USB adapter to connect it to your computer 2.

  • Page 18: Erasing Data

    4.2.4 Erasing Data If you need to erase the data on your Em5b, go to Data Erase Stored Data. You should erase your data if you change the Em5b configuration settings, such as what type of sensor is in each port.

  • Page 19: Instantaneous Measurements (Scan)

    Instantaneous Measurements (Scan) ECH2O Utility gives you the ability to take real-time sensor mea- surements with your Em5b logger. This is most useful as a trou- bleshooting feature to test if a sensor is reading properly. You can also see how sensors react to environmental changes.
  • Page 20 4 USING ECH2O UTILITY Em5b the reading for the port is zero. Note: Data measured in this manner does not store on the Em5b...

  • Page 21: Ech2O Utility Menus

    Em5b. This feature is useful for transferring logger configurations between ECH2O Utility and ECH2O DataTrac. By default, the name of the settings file is the name of the selected EM5b. After naming the file and selecting a save location, click Save to create the file. 5.1.2...
  • Page 22 5 ECH2O UTILITY MENUS Em5b 1. Measurements Tab Figure 2: Preferences: Measurements Tab Measurement Units: These are the unit values that displays when downloaded data are saved as Excel, precessed, or raw data files. ECH2O Utility supports displaying some measurement data in mul- tiple units.
  • Page 23 Em5b 5 ECH2O UTILITY MENUS measurements. We designed the logger Power Noise Filter setting to eliminate this electrical noise that comes form the AC power distri- bution system. You should set the value of tithe Power Noise Filter to match the frequency of the power cycle where you live. In North America and most of Asia, tis is 60 Hz (the default value).
  • Page 24 5 ECH2O UTILITY MENUS Em5b only to precessed and raw MS Excel data, as well as precessed text data. De-select “Include column headers” to turn off the column headers for these file types. Setting Date/Time Format for Data Files: You have control how the date and time values are formatted in the data file.
  • Page 25 Em5b. Direct Connect Retries: ECH2O Utility automatically retries commands it sends to you Em5b when there are errors. For most circumstances, the default retries work well. If you experience un- reliable communication with your Em5b, you can try increasing the Direct Connect Retries but it increases response time.
  • Page 26 5 ECH2O UTILITY MENUS Em5b Figure 5: Preferences: Applications Tab Automatic Internet Version Check: ECH2O Utility automat- ically checks for a newer version using our Internet version check engine. It notifies you when a newer version is available as long as your computer is connected to the Internet.

  • Page 27: Data Menu

    Date and Time Display in ECH2O Utility: You have con- trol how the date the tie for your Em5b is displayed in the toolbar status area. By default, the time and date are formatted using the setting in the Windows Regional &...

  • Page 28: Window

    Em5b Measurements” in Chapter 4 for details and procedure. Set the Date/Time: When you select this action, ECH2O Utility sets the Em5b time and date to be the same as the time and date on your computer. Device Tools The Device Tools sub menu contains the following items: Test Device Firmware: This option is useful in determining if you have any firmware (the internal software that runs the Em5b)

  • Page 29: Help

    Internet for this feature to work. Check for Device Firmware Updates This menu item is only available when you are connected to an Em5b (or other ECH2O device). It compares the firmware version of your Em5b with the latest version available from Decagon.

  • Page 30: Troubleshooting

    6 TROUBLESHOOTING Em5b Troubleshooting Table 1: Troubleshooting Quick Guide If this problem occurs: Refer to: COMM Port reports already in use Problem #1 USB to serial adapter not showing Port Picker Problem #2 ECH2O Utility loses connection with device Problem #3...
  • Page 31 SOLUTION: A noisy serial connection can sometimes disrupt the connection be- tween ECH2O Utility and the Em5b. If this error happens regularly when you are direct connected to your device, try setting your baud rate lower or increasing the number of times ECH2O Utility retries the commands it sends to your device.
  • Page 32 6 TROUBLESHOOTING Em5b for the sensor. This could indicate a broken sensor. For Em5b and Em50/Em50R loggers, make sure your sensor type is set correctly for the type of sensor you have in each port. PROBLEM: 6 My sensor data does not seem correct.
  • Page 33 Note: Once the new batteries are installed, press the silver reset button on the Em5b board to make sure it starts up properly. 4. During the time that the batteries are being changed, all cur- rent setting and data are protected, but readings are not taken.
  • Page 34 Em5b Figure 6: Em5b Board Placement Long Term Maintenance When caring for the Em5b over an extended period of time, be sure to do the following periodically: 1. Check the battery holders and make sure they are clean and free of corrosion.
  • Page 35 Em5b Year of First Manufacture: 2006 This is to certify that the Decagon Em5b, manufactured by Decagon Devices, Inc., a corporation based in Pullman, WA, USA meets or exceeds the standards for CE compliance as per the Council Direc- tives noted above. We build our instruments are built at the factory at Decagon and pertinent testing documentation is freely available for verification.
  • Page 36 Index .csv File Format, 14 Configuring Em5b sensors, 6 Data storage method, 6 Actions menu, 23 Data storage size, 6 Applying settings, 23 Measurement interval, 5 Measurement span, 6 Batteries Data menu, 23 Changing, 29 Date Life, 8 display, 23...

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