WIRING
CHAPTER 3: INSTALLATION
Figure 3-16: RTD connections
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3.3.8 RS232 faceplate port
A nine-pin RS232C serial port is located on the faceplate for programming with a computer. All that is required to use this
interface is a computer running the EnerVista UR Setup software provided with the relay. Cabling for the RS232 port is
shown in the following figure for both 9-pin and 25-pin connectors.
The baud rate for this port can be set, with a default of 19200 bps.
Figure 3-17: RS232 faceplate port connection
3.3.9 CPU communication ports
3.3.9.1 Overview
In addition to the faceplate RS232 port, there is a rear RS485 communication port.
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N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL