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rio900ns:serial_comm

# Wireless RS232 & RS485 Communications Mode

The RIO900 systems operate as a peer to peer radio network where all COM: ports for RIO900 on the same radio network function like they are on the same multidrop.

COM2: RS232 and RS485 Ports are wired OR'ed so they are both active simultaneously. COM1: is a RS232 Port (DCE) with a DB9M connected to COM2: when in normal operation

## Transparent Data Communication

The RIO900 can provide transparent wireless point to point and point to multipoint RS232 & RS485 communications from connected SCADA Host, RTU, PLC, EFM and Intelligent Instruments.

Serial ports on the RIO can be independently set at different baud rates to match the baud rate of the connected device.

## Remote I/O

I/O attached to the RIOs can be polled in Modbus RTU Mode is that RIO has Modbus RTU mode enabled and configured with a Modbus RTU address

rio900ns/serial_comm.txt · Last modified: 2021/08/19 14:22 by

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