Update information no. 14 – HEIDENHAIN TNC 306 Technical Manual User Manual
Page 486

3/99
TNC 416/TNC 406/TNC 306
1-1
Update Information No. 14
The new TNC 416 control for electrical discharge machining is being introduced in early 1999. It
supersedes the TNC 406, which will be removed from the product program in the autumn.
The TNC 416 consists of the following components:
LE 416D Logic Unit for BC 120 (CRT)
Id. Nr. 336 486-3x
or as an alternative:
LE 416D Logic Unit for BF 120 (TFT)
Id. Nr. 336 487-3x
TE 420 Keyboard Unit
Id. Nr. 313 038-01
BC 120 Visual Display Unit
Id. Nr. 313 037-01
(15-inch color monitor)
BF 120 Visual Display Unit
Id. Nr. 313 506-01
(10.4-inch color flat panel display)
The hardware design of the LE 416D corresponds to that of the new HEIDENHAIN logic units
LE 4xxM. Please note this when using the LE.
For installation instructions, dimensions, and connector layout for the new components, please refer
to Chapter 3 "Mounting and electrical installation.”
Please note that the LE 416D has no TTL position encoder inputs. All position encoder inputs are
1 V
PP
or 11µA
PP
, switchable by machine parameter MP115.0 (see Chapter 5 “List of machine
parameters”).
The LE 416D is supplied with Id. Nr. 286 180-xx software
The features of the TNC 416 with software version 286 180-01 are the same as those on the
TNC 406 with software version 280 620-08. PLC programs that can run on the TNC 406 (software
280 620-08), can also run on the TNC 416.
Software version 1 for the TNC 416 was released in March 1999.