User guide

Using the Modbus Ports
870 USE 101 00 V.2.2
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Modbus Port 1
Introduction
Modbus Port 1 is an RS232 asynchronous serial port that permits a host computer
to communicate to the CPU for:
Programming
Data transfer
Upload/download
Other host operations
This section describes the port.
Connector Type
The Modbus Port 1 connector is a female RJ45 phone jack.
Diagram
The following diagram shows the position of Modbus Port 1 on a Processor
Adapter:
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Label Description
1 Modbus Port 1