Modbus Communications - GE D90 Plus Instruction Manual

CHAPTER 6: COMMUNICATIONS

Modbus communications

PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
Figure 85: Date and time actual values and commands
The following actual values display.
Computer Date
Range: date in MM/DD/YY format
This actual value displays the date specified by the computer running the EnerVista
Plus
UR Setup software.
Computer Time
Range: time in HH:MM:SS format
This actual value displays the time specified by the computer running the EnerVista
Plus
UR Setup software.
Device Date
Range: date in MM/DD/YY format
This actual value displays the date programmed in the D90
Device Time
Range: time in HH:MM:SS format
This actual value displays the time programmed in the D90
The following date and time commands are available.
Sync Relay to Computer
This command sets the D90
computer running the EnerVista UR
Set Manual Date and Time
This command sets the D90
specified by the Manual Date
The Modbus protocol is supported by the D90
link (Modbus RTU) or Ethernet (Modbus/TCP). The D90
Plus
The D90 always acts as a slave device, meaning that it never initiates communications;
it listens and responds to requests issued by a master device.
Plus
date and time values to the date and time of the
Plus
Setup software.
Plus
date and time values to the date and time values
and Manual Time entries.
Plus
. Modbus is available via the RS485 serial
Plus
MODBUS COMMUNICATIONS
Plus
.
Plus
.
supports Modbus RTU.
105