Читать книгу Automation of Water Resource Recovery Facilities - Water Environment Federation - Страница 164

Process and instrumentation diagrams (P&IDs) are visual representations of process piping and equipment and the I&C components of the overall process control strategy. These diagrams are also the one place where every piece of equipment, including its tag number, can be found. The P&IDs can be included as an appendix of the PCN or referenced in the PCN.