Communications Connections - Emerson Powerdrive F300 Getting Started Manual

4.6

Communications connections

The drive offers a 2 wire 485 serial interface. This enables the drive set-up, operation and monitoring
to be carried out with a PC or controller if required. The drive provides two parallel RJ45 connectors
allowing easy daisy chaining. The drive supports the Modbus RTU protocol. See Table 4-1 for the
connection details.
Table 4-1 Serial communication port pin-outs
Pin
120 Ω Termination resistor
1
2 RX TX
3 Isolated 0 V
4 +24 V (100 mA)
5 Isolated 0 V
6 TX enable
7 RX\ TX\
8 RX\ TX\ (if termination resistors are required, link to pin 1)
Shell Isolated 0 V
4.7 Control connections
For information on control connections, refer to the back cover of this guide.
Powerdrive F300 Getting Started Guide
Issue Number: 5
Function
45