HEIDENHAIN TNC 306 Service Manual - Manual (Page 19)

SERVICE MANUAL TNC 306/360
Page 15
HEIDENHAIN Service
6. Connector Designation and Pin Layout
6.1 Connectors on the LOGIC UNIT LE 360/C
6.1.1 Connector Designation: LOGIC UNIT LE 360/C
Power Processor- PLC
supply board board
Processor board
X1
= encoder 1 (
∼
)
X2 = encoder 2 (
∼
)
X3 = encoder 3 (
∼
)
X4 = encoder 4 (
∼
)
X6 = encoder S ( )
X8 = nominal value output 1, 2, 3, 4, S
X9 = VDU (BE or BF)
X11 = handwheel HR 130/330
X12 = touch probe system
B = signal ground
PLC board
X21 = PLC output
X22 = PLC input
X23 = TNC operating panel (TE)
X24 = power supply 24 V for PLC
X25 = data interface V.24/RS-232-C
X26 = PLC I/O board (PL 400)
X27 = machine operating panel (MB)
Power supply
X31 = power supply 24 V for LE