Communicating With The Rtu - Adcon A725 addSDI User Manual

Communicating with the RTU

GND SDI GND
1 5
Detection
Jumper
2 4
SDI Sense 3 SDI DATA
SDI POWER
Figure 13. Multiple SDI-12 sensors
WARNING Please disconnect the SDI connector, when
attempting to configure the A725 RTU via the A720SC serial cable.
You will not be able to communicate with your A725 addSDI RTU
as long as the SDI connector is plugged in.
You can use a Windows Hyperterminal window to connect to the
addSDI RTU. After you have installed the system, follow these
steps to configure the device and set the default parameters:
Note: To configure the A725 RTU you must use the A720SC
adapter cable mentioned above (available from your Adcon
dealer) and connect it to the POWER jack of the RTU.
1. Open a Hyperterminal window.
2. Select the appropriate serial port and click OK.
3. Configure your terminal as follows:
• 19200 baud
• 1 stop bit
• 8 data bits
• No parity
• No protocol (neither hardware nor software)
Communicating with the RTU
gray
yellow
green
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CHAPTER 3