Siemens 7SR23 DAD, Manual, Page: 45 / 226

Chapter 2) 7SR23 DAD Settings, Configuration & Instruments Guide
©2013 Siemens Protection Devices Limited Chapter 2 Page 5 of 18
1.2 Operation Guide
1.2.1
User Interface Operation
The basic menu structure flow diagram is shown in Figure Figure 1-5. This diagram shows the main modes of
display: Settings Mode, Instrument Mode, Fault Data Mode and Control Mode.
The relay is delivered with the data storage area cleared and with default settings.
When the relay is first energised the user is presented with the following message: -
7SR23
_______________________________
ENTER to CONTROL
Figure 1-3 Relay Identifier Screen
On the factory default setup the relay LCD should display the relay identifier, on each subsequent power-on the
screen that was showing prior to the last power-off will be displayed.
The push-buttons on the fascia are used to display and edit the relay settings via the LCD, to display and activate
the control segment of the relay, to display the relays instrumentation and Fault data and to reset the output
relays and LED’s.
The menus can be viewed via the LCD by pressing the access keys as below,
Figure 1-4 Menu
Pressing CANCEL returns to the Relay Identifier screen
The five push-buttons have the following functions:
These pushbuttons are used to navigate the menu structure and to adjust settings.
The ENTER push-button is used to initiate and accept setting changes.
When a setting is displayed pressing the ENTER key will enter the edit mode, the setting will flash and can now
be changed using the
or buttons. When the required value is displayed the ENTER button is pressed again
to accept the change.