HEIDENHAIN TNC 407 (243 020) Technical Manual - Manual (Page 734)

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TNC 407/TNC 415/TNC 425 3 Machine interfacing 01.98
Vertical zoom
The vertical grid display of each previously selected channel can be modified in fixed steps using
soft keys. The value of the grid in the vertical axis is overlaid at the left hand margin beneath the
channel number and the name of the recording.
Centring
Select vertical resolution to achieve an optimum display.
Now return to original vertical deflection: use the NO ENT key to restore the original display of the
stored data in the vertical axis.
Horizontal zoom
The recording gathers 4096 evaluated data. Time resolution, i.e., the cycle time between the
recorded data, can be set from 0.6 to 6 ms. The range of display stretching and condensing is
limited as follows.
Evaluated data Data : Pixels
smallest display 4096 8 : 1
max. stretched display 64 1 : 8
The length of the displayed window and its beginning as an absolute position within the recording
length of the data is displayed as a bar (scroll bar) in the status field.