Installation Guide

Overview
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Conext ComBox as a Modbus Slave (RS 485)
You can use the Conext ComBox as a Modbus slave where performance data
can be sent to a master device, such as a Programmable Logic Controller (PLC)
or Supervisory Control and Data Acquisition (SCADA) system through an RS 485
connection. You can also configure the system devices from the master device.
Conext ComBox as a Modbus Master (RS 485)
The Conext ComBox can be used as a Modbus master to gather readings from
devices such as power meters. When enabled, these devices will be shown on
the Home screen as a read-only display next to the associated section (Battery,
Loads, Grid, or Solar).
Modbus Master Settings can be found under the Configuration menu for both
Master and slave ComBoxes.
Modbus Cable
to RS 485
Connector
Modbus Slave
(Conext ComBox)
Conext TX