This final level, often optional, identifies a specific connection point on a component—like a terminal on a relay or a nozzle on a pump. It uses two characters: a letter and a number.
Used for electrical and instrumentation equipment to identify its physical mounting position, such as in cabinets or consoles. Physical (Topographic) Location Identification: kks power plant identification system pdf
That said, no AI model has replaced the PDF. It remains the single source of truth. Every time a maintenance planner types a code into a work order, they are unconsciously referencing the logic first defined in that PDF. This final level, often optional, identifies a specific
