Modbus User Map; Viewing Actual Values - GE Multilin 489 Instruction Manual

CHAPTER 4: INTERFACES
4.6.6

Modbus User Map

4.6.7

Viewing Actual Values

489 GENERATOR MANAGEMENT RELAY – INSTRUCTION MANUAL
Courtesy of NationalSwitchgear.com
To view detailed information for a given event and the system information at the moment
of the event occurrence,
Change the event number on the Select Event box.
The EnerVista 489 Setup software provides a means to program the 489 User Map
(Modbus addresses 0180h to 01F7h). Refer to GE Publication GEK-106491: 489
Communications Guide for additional information on the User Map.
Select a connected device in EnerVista 489 Setup.
Select the Setpoint > User Map menu item to open the following
window.
This window allows the desired addresses to be written to User Map locations. The
User Map values that correspond to these addresses are then displayed.
You can view real-time relay data such as input/output status and measured parameters.
From the main window menu bar, selecting Actual Values opens a window with tabs, each
tab containing data in accordance with the following list:
1.
Generator and System Status:
4–41