2 Connecting to SIEMENS PLCs 2-1 Serial Port and Ethernet 2-1-1 Serial Port 2-1-2 Ethernet 2-2 NB-series Programmable Terminals Host Connection Manual (V108) Series CPU Link Module Driver S7-200 CPU212 CPU214 CPU215 CPU216 CPU221 CPU222 CPU224 CPU226 CPU224 XP CN CPU226 XP CN RS485 on the CPU unit SIEMENS S7-200 S7-300 CPU312IFM CPU313 CPU313C CPU314 CPU314IFM CPU315 CPU315-2 DP CPU316 CPU316-2 DP CPU318-2 MPI port on the CPU unit SIEMENS S7-300/400 (PC Adapter Direct) S7-400 CPU412-1 CPU412-2 DP 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 Series CPU Link Module Driver S7-200 CPU222 CPU224 CPU226 CPU224 XP CN CPU226 XP CN CP 243-1 CP 243-1 IT SIEMENS S7-200 (Smart) Ethernet (TCP Slave) S7-200 SMART CR40 SR20 Ethernet interface on CPU S7-300 CPU315-2DP CP 343-1 CP 343-1 IT SIEMENS S7-300 Ethernet (TCP Slave) CPU315-2 PN/DP CPU317-2 PN/DP CPU319-3 PN/DP Ethernet interface on CPU S7-1200 CPU1211C CPU1214C Ethernet interface on CPU SIEMENS S7-1200 Ethernet (TCP Slave)