Patent ID: 7894175

Claim:
Non-intrinsically safely supplied measurement device, comprising: a connecting means for connecting of the measurement device to a feed connection to supply the measurement device with electricity, the connecting means having an “increased safety (E-xe)” type of protection, an electronic means which contains electronic components of the measurement device, a display means, a sensor that is provided with one of an “increased safety (Ex-e)” and an “intrinsic safety (Ex-i)” type of protection, and at least one output circuit made without at least an “intrinsic safety (Ex-i)” type of protection, wherein the electronic means has an “encapsulation (Ex-m)” type of protection, wherein the display means has an “intrinsic safety (Ex-i)” type of protection, and wherein the display means, the sensor and the output circuit are connected to the electronic means via connections which have an “increased safety (Ex-e)” type of protection.