HEIDENHAIN TNC 407 (243 020) Technical Manual - Manual (Page 391)

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TNC 407/TNC 415/TNC 425 16 Commissioning and start-up procedure 01.98
Kink point
Check multiplication factor for the kv (MP1820 0 1) and kink point
Max. machining feed-rate x 100%
(MP1830= ------------------------------------------------------------------------
Rapid traverse
Connect storage oscilloscope to tachometer
of the servo amplifier of the X axis.
Enter following program in
"PROGRAMMING AND
EDITING" operating mode:
LBL 1
X 100
1) R0 F MAX
X 0 R0 F MAX
CALL LBL 1 REP 100/100
Press external START button in
"PROGRAM RUN/FULL
SEQUENCE"
operating mode, machine runs.
Does tacho signal overshoot?
U [V]
t [s]
Reduce MP1820 multiplication
factor progressively until
overshoot disappears.
Kink point is not required.
Repeat trimming procedure for axes Y, Z, IV and V.
YES NO
1) Program the traverse paths for the axis concerned as large as possible.