What does static pressure measure in gas systems?

Static pressure in gas systems refers to the measurement of pressure when all equipment is turned off, providing a baseline indication of the system's pressure. This measurement is critical for evaluating the overall integrity of the system, as it reflects the pressure present in the system without any additional influences from the operation of burners, fans, or other equipment.

Understanding static pressure is essential because it allows technicians to assess whether the system is functioning within its designed pressure range and helps in troubleshooting potential issues, such as leaks or blockages. When equipment is operating, the dynamic pressures can fluctuate due to the demand placed on the system, which is why static pressure, taken with the system off, provides valuable diagnostic information that is not influenced by the operational variables of the gas system.