- Protective caps ensuring the protection rating even if sockets are not used - Nuts for the reliable fixing of sensors with threaded sleeve - Mounting bases for a fast exchange of sensors - Label tags for the reliable marking of connections and sub-assemblies Protective caps are used to cover unused sockets of splitter boxes or modules to guarantee the requested protection rating. Label tags are used to mark components. Sealing rings are used for reliable sealing of process sensors installed in pipes or vessels.