4-14 N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUALFRONT PANEL INTERFACE CHAPTER 4: INTERFACES44.2.4.1 Example4.2.5 Changing settings4.2.5.1 Entering numerical dataEach numerical setting has its own minimum, maximum, and increment value associated with it. These parameters definewhat values are acceptable for a setting.Two methods of editing and storing a numerical setting value are available.• 0 to 9 and decimal point — The relay numeric keypad works the same as a calculator. A number is entered one digit ata time. The leftmost digit is entered first and the rightmost digit is entered last. Pressing the MESSAGE left arrow orpressing the ESCAPE key, returns the original value to the display.• VALUE keys — The VALUE up arrow increments the displayed value by the step value, up to the maximum valueallowed. While at the maximum value, pressing the VALUE up arrow again allows the setting selection to continueupward from the minimum value. The VALUE down arrow decrements the displayed value by the step value, down to ACTUAL VALUES STATUSPress the MENU key until the header for the first Actual Values page appears. This page containssystem and relay status information. Repeatedly press the MESSAGE keys to display the otheractual value headers. SETTINGS PRODUCT SETUPPress the MENU key until the header for the first page of Settings appears. This page containssettings to configure the relay. SETTINGS SYSTEM SETUPPress the MESSAGE down arrow to move to the next Settings page. This page contains settingsfor System Setup. Repeatedly press the MESSAGE up and down arrows to display the othersetting headers and then back to the first Settings page header. SECURITYFrom the Settings page one header (Product Setup), press the MESSAGE right arrow once todisplay the first sub-header (Security).ACCESS LEVEL:RestrictedPress the MESSAGE right arrow once more and this displays the first setting for Security.Pressing the MESSAGE down arrow repeatedly displays the remaining setting messages for theSecurity sub-header. SECURITYPress the MESSAGE left arrow once to move back to the first sub-header message. DISPLAY PROPERTIESPressing the MESSAGE down arrow displays the second setting sub-header associated with theProduct Setup header.FLASH MESSAGETIME: 10.0 sPress the MESSAGE right arrow once more to display the first setting for Display Properties.FLASH MESSAGETIME: 10.0 sFor example, select the SETTINGS PRODUCT SETUP DISPLAY PROPERTIES FLASHMESSAGE TIME setting.MINIMUM: 0.5MAXIMUM: 10.0Press the HELP key to view the minimum and maximum values. Press the key again to view thenext context sensitive help message.
