HEIDENHAIN TNC 306 Technical Manual - Manual (Page 28)

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TNC 416/TNC 406/TNC 306 Overview of connections 3–13
3 Overview of connections
LE 416
X1 Measuring system 1 (1Vss/11µA)
X2 Measuring system 2 (1Vss/11µA)
X3 Measuring system 3 (1Vss/11µA)
X4 Measuring system 4 (1Vss/11µA)
X6 Measuring system 5 (1Vss/11µA)
X8 Nominal value outputs 1,2,3,4,5,
gap signal input
X12 Triggering touch probe for workpiece
measurement
X13 Triggering touch probe for tool
measurement
X21 RS-232-C/V24 data interface
X22 RS-422/V11 data interface
X23 Handwheel interface
X41 PLC output
X42 PLC input
X43 BC 120 VDU (alternative to BF 120)
X44 PLC power supply
X45 TNC keyboard
X46 Machine operating panel
X47 PLC expansion
X48 PLC analog input
X49 BF 120 flat panel (alternative to BC
120)
X31
NC power supply
X13, X30 Do not use
X65 not
installed
B Signal ground
Protective ground (YL/GN)
Interfaces X1, X2, X3, X4, X6, X8, X12, X21, X22, X23, X41, X42, X43, X45, X46, X47, X49
comply with the recommendations in VDE 0160, 5. 88 for separation from line power.
Danger to internal components!
Do not engage or disengage any connections while the unit is under power.
The outputs at connection X.... (indicate pin number if appropriate) are metallically isolated
from the device electronics by means of optocouplers.