User`s manual

NexSens Technology, Inc.
iSIC User‟s Manual 39
2.5.1 Changing SDI-12 Addresses
Before multiple SDI-12 sensors can be used with a data logger they must each be configured to
use a different address using SDI-12 commands.
In iChart, go to the Advanced | iSIC | iSIC menu. The iSIC Setup dialog box will open:
The first screen gives you the iSIC connection opens. Enter the COM port and connection method
of the desired iSIC as well as the iSIC Address. For example, if you are trying to connect to a
2100-iSIC with a modem connected to COM3, select 2100-iSIC from the connection drop down
menu, and COM3 from the COM port menu. The iSIC Address will typically be 1 unless changed
by the user. When this information has been correctly entered, click the Connect button.
After connecting click on the SDI-12 tab and follow the steps on the following page to configure
the SDI-12 sensor:
Caution: To avoid confusion, only connect one SDI-12 sensor at a time during this setup