Settings P746/EN ST/G31
MiCOM P746 (ST) 4-
25
ST
Setting Range
Menu Text Default Setting
Min. Max.
Step Size
Characteristics Standard 60%-80% 50% - 70 % / Standard 60%-80%
Controls the changement of state of opto isolated inputs, according to the nominal voltage
value.
1.3.9 Control input configuration
The control inputs function as software switches that can be set or reset either locally or
remotely. These inputs can be used to trigger any function that they are connected to as part
of the PSL.
Menu Text Default Setting Setting Range Step Size
CTRL I/P CONFIG.
Hotkey Enabled 11111111111111111111111111111111
Setting to allow the control inputs to be individually assigned to the “Hotkey” menu by setting ‘1’
in the appropriate bit in the “Hotkey Enabled” cell. The hotkey menu allows the control inputs to
be set, reset or pulsed without the need to enter the “CONTROL INPUTS” column
Control Input 1 Latched Latched, Pulsed
Configures the control inputs as either ‘latched’ or ‘pulsed’. A latched control input will
remain in the set state until a reset command is given, either by the menu or the serial
communications. A pulsed control input, however, will remain energized for 10ms after the
set command is given and will then reset automatically (i.e. no reset command required) .
Ctrl command 1 Set/Reset
Set/Reset, ON/OFF, Enabled/Disabled,
IN/OUT
Allows the SET / RESET text, displayed in the hotkey menu, to be changed to something more
suitable for the application of an individual control input, such as “ON / OFF”, “IN / OUT” etc.
Control Input 1 to 32 Latched Latched, Pulsed
Configures the control inputs as either ‘No Operation’, ‘Set’ or ‘reset’.
Ctrl command 2 to 32 Set/Reset
Set/Reset, ON/OFF, Enabled/Disabled,
IN/OUT
Allows the SET / RESET text, displayed in the hotkey menu, to be changed to something more
suitable for the application of an individual control input, such as “ON / OFF”, “IN / OUT” etc.
1.3.10 Function keys
Setting Range
Menu Text Default Setting
Min. Max.
Step Size
FUNCTION KEYS
Fn. Key Status 0000000000
Displays the status of each function key.
Fn. Key 1 Status Unlocked Disabled, Locked, Unlock
Setting to activate function key. The ‘Lock’ setting allows a function key output that is set to
toggle mode to be locked in its current active state.
Fn. Key 1 Mode Normal Toggled, Normal
Sets the function key in toggle or normal mode. In ‘Toggle’ mode, a single key press will
set/latch the function key output as ‘high’ or ‘low’ in programmable scheme logic. This
feature can be used to enable/disable relay functions. In the ‘Normal’ mode the function
key output will remain ‘high’ as long as key is pressed.
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