Label for identifying component or conductor for electrical connection in control box, has resource identifier, location identifier or attachment identifier, where function text for instructing function of component or conductor is removed

摘要

The label has a resource identifier, a location identifier or an attachment identifier. A function text for instructing the function of the component or the conductor is removed. The function text is stored in the label as matrix-code. Independent claims are included for the following: (1) a measuring probe for maintenance and functional testing of electrical circuit arrangements or systems; (2) a device for reading codes contained on a label; and (3) a method for checking electrical circuit arrangements.