Install Software Driver For UW-Plug to USB Adapter

    In certain instances, it may become necessary to manually install the software driver for a NexSens UW-Plug to USB Adapter. 1. Download the correct software driver from the Future Technology Devices International company website: http://www.ftdichip.com/Drivers/VCP.htm     2. If a 32-bit operating system is being used, click the link for that version of the driver. […]

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    Reset iSIC Data Logger to Manufacturer’s Defaults

    1. Refer to the appropriate data logger category for instructions on connecting directly to the iSIC Data Logger or SDL500 that is being used. 2. In iChart, click Advanced | iSIC | iSIC. The iSIC Setup window will appear.     3. Enter the correct COM Port (Check the Port on the Device Manager by clicking Start | Right-click […]

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    Remove SDL Cap

    To check the batteries or battery tubes within an SDL, it may become necessary to remove the white SDL cap.     Carefully unscrew the white cap going counter-clockwise.   With the cap removed, batteries may be replaced. Battery tubes can be checked and o-rings can also be inspected. Whenever the cap will be reattached […]

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    Setting an SDL500 or iSIC Data Logger as a Pass-Through Device

    In order to collect data from an iSIC that is connected to another iSIC, pass-through settings must be made in iChart. This article assumes an iChart project file and data loggers have already been programmed. 1. Right click on the data logger in the iChart Navigation Panel and select Property. The iSIC Data Logger Communication Properties […]

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    Test SP5 Solar Power Pack

    The SP5 solar power packs used with MB-300 and MB-400 data buoy systems should be evaluated if the voltage drops below 11V while deployed or if the packs have been in storage for an extended period of time. 1. Clean off any debris or buildup from the face of the solar panels. 2. Disconnect two […]

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    What Kind of Charger do I use to Charge an iSIC Battery?

    The 12V DC (direct current) batteries used on NexSens iSIC data loggers can be charged in two ways: online or offline. It will be necessary to decide which is most appropriate for the desired application. The necessary charger type can then be determined. Online Charging: If it is essential for the iSIC to always remain powered, […]

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    Checking Sensor Parameter Readings Using SDI-12

    If iChart ever reads data input by a sensor as “INVALID,” it will be necessary to verify if the sensor is reading incorrectly. The problem may be elsewhere and completing these steps may rule out sensor failure and save on costly repairs. 1. Make sure the sensor is connected to the data logger. 2. Open […]

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    Switching a NexSens Logger from SDI-12 or Modbus to RS-485

    NexSens iSIC and SDL500 data loggers can communicate using interfaces such as SDI-12, Modbus RS-485 and RS-232. This process shows how to switch from SDI-12 or Modbus to RS-485 communication in order to allow connection to a PC. 1a. Open iChart without a current project. 2a. From the main menu select Advanced | Terminal… 3a. Select […]

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    Code Update From Boot Loader

    It may be necessary to perform a code update while in the boot loader if the normal code update is failing. 1. Open iChart. 2. Connect the data logger to the computer. 3. Select Advanced | Terminal from the menu. 4. Select Direct connect as the Connection type. Select the PC COM Port to which the data logger is […]

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