Disable Speed Output For Spindle; Gear Ranges - HEIDENHAIN TNC 426 PB/M Technical Manual

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Disable speed
output for spindle

Gear ranges

December 2001
With M4008 you can block the speed output for the spindle. At the same time,
M03, M04 or M05 are highlighted. The nominal speed value is zero.
M4008

Disable speed output for spindle

You can define up to eight gear ranges:
7 7 7 7
In MP3510.x, enter for each gear range the rated speed for S-override
100%.
Enter the value zero for unnecessary gear ranges.
7 7 7 7
In MP3210.x, enter for every gear range the S analog voltage or motor
revolutions at rated speed.
7 7 7 7
In MP3240.1, define the minimum nominal speed value for the motor.
7 7 7 7
In MP3120, define whether zero is permitted as a programmed speed.
If an impermissible speed is programmed, M4004 is set and the error
message WRONG RPM is displayed.
Note
The gear range from W256 is output when the spindle speed is 0.
MP3510.0-7 Rated speed for the gear ranges 1 to 8
Input:
0 to 99 999.999 [rpm]
MP3210.0-7 Analog nominal spindle voltage at rated speed for the gear
ranges 1 to 8
Input:
0 to 100.000 [V]
MP3210.0-7 Digital spindle motor revolutions at rated speed for the
gear ranges 1 to 8
Input:
0 to 100.000 [1000 rpm]
MP3240.1
Analog spindle: Minimum nominal value voltage
Input:
0 to 9.999 [V]
MP3240.1
Digital spindle: Minimum motor speed
Input:
0 to 9.999 [1000 rpm]
MP3120
Zero speed permitted
Input:
0: S = 0 permitted
1: S = 0 not allowed
M4004
Impermissible speed was
programmed
Spindle
Set
Reset
PLC
PLC
Set
Reset
NC
NC
6 – 187

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