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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    Remove a PCB From Mounting Plate

    It may be necessary to remove the PCB (Printed Circuit Board)  from the mounting plate for inspection or replacement. 1. Remove all attached wires from the back of the PCB. Note that the specific wires will vary depending on the communication available. Note: Record all wire locations before removal if replacing the board.   2. […]

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    Connect and Configure Generic mV Adapter

    To connect an analog sensor to the iSIC that does not exist in the iChart’s sensor library, please follow the steps beleow: 1) In iChart, go to the Sensor step and select Generic from the drop down menu. Select Generic mV in the menu below. Click Add.   2) On the “Analog Sensor Property”, enter the full scale. Please note […]

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    Switching a NexSens Logger from SDI-12 or Modbus to RS-232

    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-232 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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    Testing a Solar Panel

    Solar panel kits may be connected to iSIC data loggers to recharge the 12V A01 iSIC battery. Solar charging kits are equipped with a charge regulator to prevent overcharging of the A01 battery and damage to the data logger or connected devices. Use the following process to identify and troubleshoot suspected issues with a solar panel kit. 1. […]

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