| 1SAP 228 100 R0001 | 
CI581-CN, CANopen®     Bus Module with 8 DI, 8 DO, 4 AI and 2 AO | 
| 1SAP 428 100 R0001 | 
CI581-CN-XC, CANopen®     Bus Module with 8 DI, 8 DO, 4 AI and 2 AO, XC version | 
| 1SAP 211 400 R0001 | 
TU517, Terminal Units for Bus Modules, screw-type terminal | 
| 1SAP 211 200 R0001 | 
TU518, Terminal Units for Bus Modules, spring terminals | 
| 1SAP 414 200 R0001 | 
TU518-XC, Terminal Units for Bus Modules, spring terminals,     XC-Version | 
| 1SAP 211 000 R0001 | 
TU509, Terminal Units for Bus Modules, screw-type terminal | 
| 1SAP 210 800 R0001 | 
TU510, Terminal Units for Bus Modules, spring terminals | 
| 1SAP 410 800 R0001 | 
TU510-XC, Terminal Units for Bus Modules, spring terminals,     XC-Version |