Ncu Terminal Block - Siemens SINUMERIK 810D Configuration Manual

NCU Terminal Block

X20: Interface to drive bus
2
2.5 mm
24V
0V
4 3 2 1
X9: Connection external 24V logic supply
100
1
Protective
Green status LED: 5 V OK
conductor
Yellow status LED: internal terminal block error
terminal
Red status LED: external error (drive bus coupling)
Depth: 40mm or 130mm (with DMP compact module)
Fig. 7-1 NCU terminal block front view
Connection to the
The terminal block is connected to the drive bus of the last drive module via the
drive bus round cable at connector X20. These cables are available in various lengths
(cable lengths 1, 2, 5 and 10m). A maximum of two terminal blocks can be
operated (in accordance with the NCK addresses available for fast analog and
digital I/O devices). The round cables are also used to connect the individual
terminal blocks.
Important
!
Ensure that the overall length of the cable connections does not exceed 10m.
E Siemens AG, 2002. All rights reserved
SINUMERIK 810D Manual Hardware Configuration (PHC) - - 11.02 Edition
X21: Interface to next NCU terminal block
DMP compact module slots
2 3 4 5
237
257
6FC5 211-0AA00-0AA0
Shield plate
6 7 8
7
74.4
7-97