Chapter 19 Appendices

Appendix 16 Pressure Switch Settings

This chart shows the operating temperatures of different pressure switch settings at sea level.

At temperatures of 191° Fahrenheit (F) to 210° Fahrenheit the pressure switch setting is 10 pounds per square inch gauge (PSIG) at sea level.
At 220°F the pressure switch setting is 12 PSIG at sea level
At 230°F the pressure switch setting is 16 PSIG at sea level.
At 240°F the pressure switch setting is 20 PSIG at sea level.
At 250°F the pressure switch setting is 23 PSIG at sea level.
At 260°F the pressure switch setting is 30 PSIG at sea level
At 270°F the pressure switch setting is 35 PSIG at sea level.
At 280°F the pressure switch setting is 42 PSIG at sea level.
At 290°F the pressure switch setting is 51 PSIG at sea level.
At 300°F the pressure switch setting is 61 PSIG at sea level.

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