Toshiba TOSNUC 92 Connection Manual page 27

(5) DO NOT mount the operation display unit at a place where it is exposed to
direct splash of coolant oil. Also, take careful precautions to avoid the surface
temperature in excess of 45°C.
(6) After installation of each unit, DO NOT perform a machining operation nearby.
When machining is still necessary, take a complete measure by covering the
units with vinyl sheet, etc. Otherwise, chips may be left on the electronic part,
causing a trouble.
(7) To avoid noise, each unit should be equipped 100 mm away from the AC power
applied cable and parts.
should be separated from the AC power supply cable and motor drive cable.
(8) When mounting a part such as fluorescent lamp which may be a noise source in
the cabinet, take a necessary measure to avoid the noise.
Minimize radiation noise by separating from the noise source or power noise by
inserting a surge killer into the noise source.
necessary to avoid transmission of noise to the CNC system.
(See Section 3.6.)
(9) Electronic control devices including the CNC are susceptible to noise if
grounding is incomplete. To avoid this, be sure to ground them completely.
For grounding each unit, see Section 3.6.
(10) Layout of each unit should be such that allows easy maintenance and
adjustment.
Also, a signal cable and DC power supply cable
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Also, full consideration is
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