What If Updating iChart Fails?

    If an update to iChart fails within iChart, try clearing the Internet Explorer cache and then updating again: 1. Open Internet Explorer. 2. Locate Internet Options. It may be located under a settings  wheel or simply denoted as “Options” or “Internet Options”. 3. Open Internet Options and navigate to the General tab.     4. […]

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    What Is an MS2 Connector?

    An MS2 connector is used to supply power to an iSIC Data Logger. It has two openings – one for power and the other for ground. An MS2 connector can be found on the A11 float charger (power adapter) and the solar panels of iSIC MAST systems.   The port which connects the MS2 connector […]

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    What is the Difference Between Active FTP and Passive FTP?

    The Basics FTP is a TCP based service exclusively. There is no UDP component to FTP. FTP is an unusual service in that it utilizes two ports, a ‘data’ port and a ‘command’ port (also known as the control port). Traditionally these are port 21 for the command port and port 20 for the data […]

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    How do I Change the iSIC Clock to Match a Different Time Zone?

    Changing the data logger clock to match a different time zone is done by editing the Time Zone offset value and then syncing the logger’s clock to the PC clock. Open iChart with the current project file Click Edit | Preferences Under the Time section enter the appropriate number of seconds in the Time Zone offset box. Click OK Click on […]

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    Why Does my WQ-pH Show a Value <7 in Deionized Water?

    WQ-pH sensors are built with a glass ion selective electrode (ISE). Therefore, even though deionized water has a pH level of 7, a pH reading of <7 occurs as a result of the low ionic strength of the water. The sensing technology used in the WQ-pH sensor has lowered accuracy in low ionic strength samples. […]

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    What Ions are Known to Interfere With a WQ-NH4 Ammonium Sensor?

    WQ-NH4 Ammonium ISE sensors use an Ion Selective Electrode (ISE) in their operation. There are three known positive ions that can interfere with the operation of the sensor: K+, Na+, and Tris+ (Postassium+, Sodium+, and THAM). This interference can skew the readings from the sensor by ~10% making the data incorrect. Consult the users manual […]

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    How do I Configure the Tritech Micron EchoSounder DST to be Compatible with an iSIC Data Logger?

    The Tritech Micron EchoSounder DST is an ultra-compact sonar altimeter with versatile communication options, making it compatible with a wide range of products. Upon ordering the Tritech Micron EchoSounder DST, Tritech will request a desired communication configuration. Information for determining the best configuration for use with a NexSens monitoring system is below. Communication: RS-232 or RS-485. […]

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