Description: Character string identifying additional properties that cannot be expressed by structured manufacturer part numbers; Name: Manufacturer Product Order Supplement
Description: By the manufacturer awarded string for the identification of additional attributes, not by a structured manufacturer item number may be expressed; Name: Manufacturer product order suffix
Description: variable quantity, which is not influenced by the control but is introduced into the control system from outside with the aim of making the final controlled variable follow it in a given relationship; Name: command variable