Reinstalling an iSIC Circuit Board

    After repairs or diagnostics, it may be necessary to reinstall an iSIC data logger’s circuit board. 1. Mount the PCB to the mounting plate using (4) M3 x 16 screws and (4) M3 lock washers.     2. Turn the mounting plate over, place an M3 lockwasher  and an M3 hex nut on the one […]

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    Setting Up a Cellular Data Account

    Overview Cellular data accounts must be provisioned properly to work with NexSens data loggers. To ensure the account will be set up correctly, notify the cellular provider of all general account requirements during the initial account setup. NexSens cellular data logging systems use a Sierra Wireless AirLink LS300 modem.   Cellular Coverage The cellular provider […]

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    Setting Up a Sprint Cellular Data Account

    Overview Cellular data accounts must be provisioned properly to work with NexSens data loggers. To ensure the account will be set up correctly, notify Sprint of all general account requirements during the initial account setup.     Cellular Coverage Sprint must offer good coverage in the area of deployment. Use this link to check coverage […]

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    Setting Up an AT&T Cellular Data Account

    Cellular data accounts must be provisioned properly to work with NexSens data loggers. To ensure the account will be set up correctly, notify AT&T of all general account requirements during the initial account setup.   Cellular Coverage AT&T must offer good coverage in the area of deployment. Use the link to check the coverage area: […]

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    Manually Sync an iSIC Data Logger Clock to the PC Clock

    NexSens iSIC data loggers incorporate a precision real-time clock. However, the clock can drift up to two minutes per month and regional time changes require the clock to be synchronized periodically. This can be done manually or automatically. Confirm that the computer clock is correct Open iChart with a current project iChart must be opened […]

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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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