Siemens SINUMERIK 840D sl Function Manual page 82

B3: Several operator panels connected to several NCUs, distributed systems - only 840D sl
2.1 Brief description
NCU link with different IPO cycles
It is possible to use an NCU link connection between NCUs with different interpolation cycles
for specific applications, e.g. non-circular turning.
Host computer
Communication between master computers and operator panels is described in:
Reference:
Description of Functions Computer Coupling RPC SINUMERIK
PLC-PLC communication
DP Master, DP Slave, DP-DP coupler, cross-communication via PBK
82
Function Manual, 09/2009, 6FC5397-1BP20-0BA0
Extended Functions