Screw Modules for Field Devices Pepperl+Fuchs
These surge protection barriers are used to safely protect field devices and control units from voltage surges caused by various sources, e.g. lightning strikes or switching operations. They come in a rugged metallic housing with ingress protection IP20 and can be installed in a free cable gland of a field device, even in explosion hazardous areas. The lightning protection barriers are available with different thread versions.