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Time History tab

Used to apply previously defined time history loads on the structure.

Note: If a time history load has not yet been defined for the model, a warning message is displayed in the dialog and the controls are inactive. Refer to the Add New Time History Definition dialog or Define Parameters dialog to learn more about defining a time history load.
Loading Type Select Time Load to apply the Time History load to joints in the structure or Ground Motion to apply the load at the structure’s base.
Arrival Time Select a previously defined Arrival Time to define the time at which the load begins to act.
Direction Select the global direction in which to apply the Time History load.
Defined Types Select a previously defined Type number.
Force Amplitude Factor Specify a factor to multiply the values of force or acceleration which were input while defining the Time History loading.