2-3
2 Connecting to SIEMENS PLCs
NB-series Programmable Terminals Host Connection Manual (V108)
2-2 Communication Parameters and Cable
Fabrication
2
2-2-1 Serial Port
2-2 Communication Parameters and
Cable Fabrication
2-2-1 Serial Port
Series CPU Link Module COMM Type Parameter Cable
S7-200
CPU222
CPU224
CPU226
CPU224 XP CN
CPU226 XP CN
RS485 on the CPU unit RS232 Refer to
Section 2-3
Self-made cable
required
RS485
S7-300
CPU312IFM
CPU313
CPU313C
CPU314
CPU314IFM
CPU315
CPU315-2 DP
CPU316
CPU316-2 DP
CPU318-2
MPI port on the CPU unit RS232
S7-300/400
(PC Adapter
Direct) protocol
S7-400
CPU412-1
CPU412-2 DP
CPU412-3H
CPU413-1
CPU413-2 DP
CPU414-1
CPU414-2 DP
CPU414-3 DP
CPU416-1
CPU416-2 DP
CPU416-3 DP
CPU417-4
MPI port on the CPU unit RS232
S7-300/400
(PC Adapter
Direct) protocol
2-2-2 Ethernet
Series CPU Link Module COMM Type Parameter Cable
S7-200
CPU222
CPU224
CPU226
CPU224 XP CN
CPU226 XP CN
CP 243-1
CP 243-1 IT
- Refer to
Section 2-3
Network Cable
S7-200
SMART
CR40
SR20
Ethernet Port of CPU Unit -
S7-300
CPU315-2DP CP 343-1
CP 343-1 IT
-
CPU315-2 PN/DP
CPU317-2 PN/DP
CPU319-3 PN/DP
Ethernet Port of CPU Unit -
S7-1200
CPU1211C
CPU1214C
Ethernet Port of CPU Unit -