2.5.1 Logic unit
HEIDENHAIN recommends the following mounting position:
LE 407
Minimum clearance
for servicing!
recommended: =
approx. 250 mm
Maintain clearance
for screwdriver
Connecting cables
must not hinder
swivel movement
of the control
246
160
83
°C
*
40
01.98
TNC 407/TNC 415/TNC 425
>110
80
40
°C
*
°C
*
30
60
PL
°C
*
2 Assembly hints
>577
80
40
°C
Air outlet
*
*
°C
Air inlet
°C
Measuring point for
*
ambient temperature
Free space for air circulation
Free space for servicing
Illustration of
max. swivel range.
The minimum angle of
swivel for exchange
of subassembly should
be at least 90°.
°C
*
3-11