| 750-120 | Series 750 Manual II/O-LIGHTBUS, German, Version 2.2.0 |
| 750-130 | Series 750 Manual II/O-LIGHTBUS, English, Version 2.2.0 |
| Manual Copyright, Addresses, Symbols, Legal principles, System description, Fieldbus Coupler 750-300/ -320, I/O Modules, Application in Explosive Environments |