Beckhoff, Controller, models:

BC**50 Series	Documentation
BC3150	Documentation
BC7300	Manual
BC8050	Documentation
BK7300	User Manual
C63 Series	Installation And Operating Instructions Manual
C6920	Manual
C6925	Manual
CU8880-0010	Installation And Operating Instructions Manual
CU8890-0000	Installation And Operating Instructions Manual
CX8010	Manual
CX8050	Documentation
CX8080	Documentation
CX8093	Documentation
CX8095	Manual
CX90 0 Series	Hardware Documentation
CX9000-0000	Hardware Documentation
EK1960 Series	Operating Instructions Manual
EP4174-0002	Documentation
EP7402-0057	Manual
KL2791 Series	Documentation