1.2.2.1 Front Panel Parts
(1) Programmable LEDs
Messages inform you about operational conditions, system data or other device
particulars. They additionally provide you with information regarding failures and
functioning of the device as well as other states of the device and the equipment.
Various signals can be freely allocated to LEDs out of the »assignment list«. (The
available signals can be found in the Reference Manual.)
(2) LED »System OK« (“Operational”)
The »Operational« (“System OK”) LED is constantly green when – after the boot phase,
╚═▷ “10 Boot Phase” – the protection functions of the EMR-3MP0 are working. In any
other case consult the Troubleshooting Guide.
(3) Display
Via the display you can check operational data and edit parameters.
(5) Softkeys
The functions of the »SOFTKEYS« are contextual. On the bottom line of the display the
present functions are displayed via symbols. See ╚═▷ “Softkey Symbols”
(6) »INFO« Key (Signals/Messages)
The present LED assignment is displayed. The direct select key can be actuated at any
time.
In order to leave the LED menu (or submenu) press the softkey “◀” (Left) one (or two)
times.
Further information: ╚═▷ “LEDs”
(7) »Ack/Rst« Key
To abort parameter changes and to acknowledge signals (including LED test). During cold
restart: Reset password and / or parameters.
Further information how to abort changes during normal conguration work: ╚═▷
“Parameter Settings”
Further information how to acknowledge signals: ╚═▷ “Resets”
In particular, manual acknowledgment including LED test: ╚═▷ “1.5 Manual Reset”
Reset dialog during a cold restart: ╚═▷ “Reset to Factory Defaults, Reset All Passwords”
(8) USB Interface (PowerPort-E Connection)
Connection to the PC software PowerPort-E can be done via this USB interface.
25www.eaton.comEMR-3MP0
1 EMR‑3MP0 Motor Protection Relay
1.2 Information About the Device
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