HEIDENHAIN TNC 415 (259 9x0) Service Manual - Manual (Page 23)

SERVICE MANUAL TNC 415B/425
Page 20
Issue: 20.08.95
6. Connector Designation and Pin Layout
6.1 Connectors on the LOGIC UNIT LE 415B/425
6.1.1 Connector Designation LOGIC UNIT LE 415B/425
LE 415B
Power CLP PLC Processor
Supply Board Graphics Board
Board
CLP board
X1
= measuring system 1 (
∼
)
X2 = measuring system 2 (
∼
)
X3 = measuring system 3 (
∼
)
X4 = measuring system 4 (
∼
)
X5 = measuring system 5 (
∼
)
X6 = measuring system S ( )
X8 = nominal value output 1, 2, 3, 4, 5, S
X12 = triggering touch probe
X14 = measuring touch probe
B
= signal ground
PLC graphics board
X41 = PLC output
X42 = PLC input
X43 = visual display unit (BC)
X44 = 24V power supply for PLC
X45 = TNC keyboard unit (TE)
X46 = machine operating panel
X47 = PLC I/O board
Processor board
X21 = RS-232-C data interface
X22 = RS-422 data interface
X23 = electronic handwheel
X31 = 24V- power supply for NC