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Master function, 4 f o rm ulas – HEIDENHAIN ND 2100G User Manual

Page 250

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2 Installation and Specifications

2.4 F

o

rm

ulas

Master function

The Master function is used to perform a master calibration of input
channel groups in response to remote I/O signals on the parallel port,
key presses or, more rarely, tests performed in formulas. Mastering
with remote I/O and key presses is implemented using the OnEvent
function.

The input channel mastering uses values previously entered into
master groups and the mastering type specified in the Master setup
screen described earlier in this chapter; Mean or Min-Max. The Mean
mastering type performs either a Min or Max channel preset at the
current input probe position. Min-Max mastering performs a channel
preset followed by a resolution calibration.

The order of Min-Max mastering operations can be Min preset
followed by a Max to calibrate resolution, or a Max preset followed by
a Min to calibrate resolution. In either case, the mastering type should
be changed to Mean in the Master setup screen once the resolution
is calibrated to prevent accidental recalibration when a new preset is
performed.

To insert the Master function:

U

Press the OTHER... soft key

U

Press the XTRA dimension key

U

Use the arrow cursor keys to highlight Master

U

Press the ENTER key. You will be prompted for the Min or Max
preset type and the master group number.

U

Press the MIN or MAX soft key

U

Use the numeric keypad to specify the Group Number to master

U

Press the OK soft key

Master function in OnEvent function.