To ensure proper gas flow across a wide range of conditions, the regulator should be designed to provide the required flow across what range?

To ensure proper gas flow across a wide range of conditions, the regulator should be designed to provide the required flow across what range?

• A. Only at nominal operating pressure
• B. The extremes of inlet pressures to which the regulator can be exposed
• C. A fixed inlet pressure
• D. Only for standard gas composition

Answer: (B)