Siemens SINUMERIK 840DE

03.06
4.3 NCU module interfaces
4-48
© Siemens AG, 2006. All rights reserved
SINUMERIK 840D Configuring Manual NCU (PHD) – 03.06 Edition
SIMATIC interface
PG-MPI interface
I/O interface
(cable distributor)
Various error and status LEDs
(H1/H2)
7-segment display (H3)
RESET button (S1)
NMI button (S2)
PLC start-up switch
Reserved
NCK start-up switch
SIMODRIVE 611D interface
PCMCIA slot (X173)
Device bus interface
MEMORY CARD
–X172
S3
X130B X130A
–X121 –X111
S4
–X102
–X101
–X122
Operator panel front interface
 POK
 NF
 CF
 CB
 CP
 PR
 PS
 PF
 PFO
 DP
Slot for link module
(blank plate)
PROFIBUS DP Interface
NMI
RESET
Fig. 4-6 Front plate type 3
4 Descri
p
tion of the NCU