Installation Guide

Modbus Master Configuration
975-0679-01-01 Revision F 3–35
Enable Modbus Master Device Polling when enabled, means that the system is
actively sampling the present status of the external devices and polling for
information.
The RS-485 Baud Rate, Parity and Stop Bits settings can be changed if the serial
port settings are different from the defaults displayed - 9600, N, and 1.
Automated Modbus Device Discovery
The Automated Modbus Device Discovery tool provides start and end address
range fields to perform a search for devices connected through Modbus. Limit
this range if you know that your device falls within a specific range or if you
already know the address. Limiting the range will speed up the discovery tool
significantly.
Press Discover to display a list of devices.
The tool refreshes the Modbus Device List as it searches, displaying the address
and type of device. The tool will also search slave devices, displaying the
address and type of the slave device.
Supported Devices
The Conext ComBox supports the following devices using the The Automated
Modbus Device Discovery tool:
• PM8XX Power Meter
• Conext RL Inverter
• Conext TL Inverter
• Conext CL Inverter
Manually Add Device
If the Automated Modbus Device Discovery tool doesn't display your device, you
can manually add it by entering the address and selecting the device type from
the drop-down menu.
Only the devices listed in “Supported Devices” on page 3–35 can be manually or
automatically added.