Navigation Principles

Lock/Unlock the Settings

The settings are locked when the transparent cover is closed and sealed to prevent access to the adjustment dials and the locking/unlocking microswitch.

A pictogram on the display indicates whether the settings are locked:

Padlock locked : The settings are locked.
Padlock unlocked : The settings are unlocked and can be changed.

To unlock the settings:

Open the transparent cover
Press the lock/unlock microswitch or turn one of the adjustment dials

To lock the settings, press the lock/unlock microswitch again.

The settings also lock automatically five minutes after pressing a key on the keypad or turning one of the dials on the MicroLogic trip unit.

Trip Unit Modes

Information displayed on the MicroLogic display is based on its mode.

The modes available depend on:

Whether the settings are locked
The trip unit version (3-pole or 4-pole)
The trip unit type (MicroLogic 5, 6 or 7)

The combination of pictograms defines the mode.

The following tables show the possible modes:

Pictograms	Mode accessible with padlock locked
	Instantaneous measurement readout Kilowatt hour meter readout and reset
	Peak demand readout and reset
	Protection function readout
	Neutral status readout (3-pole MicroLogic trip unit)
	BSCM Modbus SL/ULP module setting readout (MicroLogic 5/6 trip units only)

Pictograms	Mode accessible with padlock unlocked
	Instantaneous measurement readout Kilowatt hour meter readout and reset
	Peak demand readout and reset
	Protection function setting
	Neutral status setting (3-pole MicroLogic trip unit)
	BSCM Modbus SL/ULP module setting (MicroLogic 5/6 trip units only)

Mode Selection

Select the required mode by successive presses on the key:

The modes scroll cyclically.
Press the lock/unlock microswitch to switch between readout mode and setting mode.

NOTE: For BSCM Modbus SL/ULP module Modbus settings on MicroLogic 5 and 6 trip units:

Press the key for five seconds.
Press the lock/unlock microswitch to switch between readout mode and setting mode.

Screensaver

The screensaver displays the instantaneous current passing through the most heavily loaded phase (Instantaneous measurement readout mode).

The MicroLogic display automatically reverts to a screensaver:

In padlock locked mode, 20 seconds after the last action on the keypad
In padlock unlocked mode, 5 minutes after the last action on the keypad or dials