Schurter 1041.61

This function will evaluate a given expression (or a value) against a list of values and will return a result corresponding to the first matching value. In case there is no matching value, an optional default value will be returned.

IP (or "Ingress Protection") ratings are defined in international standard EN 6529 (British BS EN 6529:1992, European IEC 659:1989). They are?used to define levels of sealing effectiveness of electrical enclosures against intrusion from foreign bodies?(tools, dirt etc) and moisture.