These are all protective devices that eliminate or reduce a risk of an accident without separating workers from the source of the risk.
Non-separating protective devices can be subdivided into

• Place-bound protective equipment, such as two-hand controls, foot switches or enabling devices for multi-person operation, emergency stops
• Contact-type protective devices with a proximity function, such as safety edges, safety mats, pull ropes * Contactless active protective devices (AOPD), with a proximity function such as light barriers, light curtains
• Automatic reset protective devices, such as tip switches and enabling devices

• Noise-induced Hearing Loss
• Notices (on Machines)