Contouring Controls for Milling, Drilling and Boring Machines, as well as Machining Centers
TNC 400 M Series
TNC 400 M Series


With its TNC 400 M series, HEIDENHAIN offers versatile, shop-floor controls for milling, drilling, boring machines and machining centers. They have a digital motor control with integrated power stage.


Specifications TNC 410 M TNC 426 M
TNC 430 M
Axes 4 and spindle S
TNC 426 M 5 and spindle S or
4 and 2 spindles
TNC 430 M up to 9 and spindle S or 8 and 2 spindles
Program entry HEIDENHAIN conversational and according to ISO
Program memory Approx.10 000 blocks in
max. 64 programs
Approx. 54 million blocks; 
hard disk with 2 GB
Position data coordinates Nominal positions in Cartesian or polar coordinates,
dimensions absolute or incremental, in mm or inches;
actual position capture
Input resolution and
display step
1 m or 0.001 0,1 m or 0.0001
Block processing time 6 ms 4 ms
High speed cutting - Motion control with minimum jerk
FK free contour programming HEIDENHAIN conversational with graphical support
Fixed cycles for drilling and milling;
data input with graphical support
Touch probe system For tool measurement, workpiece alignment, workpiece measurement and datum setting
Graphics For programming and program verification
Data interface RS-232-C/V.24
  • RS-232-C/V.24 and RS-422/V.11
  • Ethernet (option)
Remote control and diagnosis - TeleService
Integral PLC Approx. 8000 logic-commands Approx. 16 000
Accessories Electronic handwheel,
Triggering 3-D touch probe TS and TT
Option: digitizing With triggering 3-D touch probe With triggering or measuring
3-D touch probe

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