User`s manual

NexSens Technology, Inc.
iSIC User‟s Manual 34
2.2.1 Troubleshooting RS485 Sensors
Any NexSens iSIC data logger can “pass-through” telemetry and open a terminal directly to
RS485 sensors. RS485 sensors using ASCII communication devices can be directly accessed
through this menu.
In iChart, select Advanced | Terminal, and select the PC COM Port the data logger is
currently connected to from the drop down menu. Next place a check in Use iSIC and select the
iSIC model number from the Connection drop down menu.
The iSIC Address will typically be 1 unless changed by the user.
The iSIC Port should be selected as “RS-485”. Note: the iSIC will use the RS485 baud rate and
frame it is programmed with. If an RS485 sensor has not been already configured on the data
logger the iSIC will default the terminal to 9600 baud N81.
Click OK and the terminal window will appear: