5-128 L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUALPRODUCT SETUP CHAPTER 5: SETTINGS5User-programmable pushbuttons provide an easy and error-free method of entering digital state (on, off) information. Thenumber depends on the front panel ordered.• Enhanced horizontal front panel — 16 user-programmable pushbuttons• Enhanced vertical front panel — 6 user-programmable pushbuttons• Standard horizontal front panel — 12 user-programmable pushbuttons• Graphical front panel — 16 user-programmable pushbuttons (eight physical pushbuttons, eight graphical interfacepushbuttons)The digital state can be entered locally (by directly pressing the front panel pushbutton or optional graphical front panelinterface) or remotely (via FlexLogic operands) into FlexLogic equations, protection elements, and control elements. Typicalapplications include breaker control, autorecloser blocking, and setting groups changes. For example, set pushbuttons 1 to5 to select settings groups 1 to 5, or set pushbutton 1 to clear event records. The user-programmable pushbuttons areunder the control level of password protection. PUSHBTN 1 ON TEXT: Range: up to 20 alphanumeric characters PUSHBTN 1 OFF TEXT: Range: up to 20 alphanumeric characters PUSHBTN 1 HOLD:0.0 sRange: 0.0 to 10.0 s in steps of 0.1 PUSHBTN 1 SET:OffRange: FlexLogic operand PUSHBTN 1 RESET:OffRange: FlexLogic operand PUSHBTN 1 AUTORST:DisabledRange: Disabled, Enabled PUSHBTN 1 AUTORSTDELAY: 1.0 sRange: 0.2 to 600.0 s in steps of 0.1 PUSHBTN 1 REMOTE:OffRange: FlexLogic operand PUSHBTN 1 LOCAL:OffRange: FlexLogic operand PUSHBTN 1 DROP-OUTTIME: 0.00 sRange: 0 to 60.00 s in steps of 0.05 PUSHBTN 1 LED CTL:OffRange: FlexLogic operand PUSHBTN 1 MESSAGE:DisabledRange: Disabled, Normal, High Priority PUSHBUTTON 1EVENTS: DisabledRange: Disabled, EnabledThe L90 is provided with this optional feature, specified as an option at the time of ordering. Using the ordercode for your device, see the order codes in chapter 2 for details.User-programmable pushbuttons require a front panel with that option. If the front panel was ordered separately,update the EnerVista software under Maintenance > Change Front Panel.
