GE Multilin 850

4–58 850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
DEVICE CHAPTER 4: SETPOINTS
expired, the default message or other active target message is displayed. The
instantaneous Reset of the flash message will be executed if any relay front panel
button is pressed or if any new target or message becomes active.
The PUSHBTN 1 OFF TEXT setting is linked to PUSHBUTTON 1 OFF operand and will be
displayed in conjunction with PUSHBTN 1 ID only if the pushbutton element is in
“Latched” mode.
HOLD PRESSED
Range: 0.0 to 10.0 s in steps of 0.1 s
Default: 0.1 s
This setting specifies the time required for a pushbutton to be pressed before it is
deemed active.
The timer is Reset upon release of the pushbutton. Note that any pushbutton operation
will require the pushbutton to be pressed a minimum of 60 ms. This minimum time is
required prior to activating the pushbutton hold timer.
AUTORESET
Range: Disabled, Enabled
Default: Disabled
This setting enables the user-programmable pushbutton Autoreset feature. The setting
is applicable only if the pushbutton is in “Latched” mode.
AUTORESET DELAY
Range: 0.2 to 600.0 s in steps of 0.1 s
Default: 1.0 s
This setting specifies the time delay for automatic Reset of the pushbutton when in the
“Latched” mode.
LOCK
Range: Off, Any FlexLogic operand
Default: Off
This setting assigns a FlexLogic operand serving to inhibit pushbutton operation from
the front panel pushbuttons. This locking functionality is not applicable to pushbutton
autoreset.
DROPOUT TIME
Range: 0.0 to 600.0 s in steps of 0.1 s
Default: 0.0 s
This setting applies only to “Self-reset” mode and specifies the duration of the
pushbutton “active” status after the pushbutton has been released. The length of time
the operand remains on has no effect on the pulse duration.
The setting is required to set the duration of the pushbutton operating pulse.
EVENTS
Range: Disabled, Enabled
Default: Enabled
Table 4-19: PB1 to PB3 Default Values (Membrane and Rugged Front Panels)
PB1 PB2 PB3
Function Self-Reset Self-Reset Self-Reset
ID Text Open Close F1
ON Text PB1 ON PB2 ON PB3 ON
OFF Text PB1 OFF PB2 OFF PB3 OFF
LED Trigger PB1 ON PB2 ON PB3 ON
Hold Pressed 0.1s 0.1s 0.1s