ANVILFIELD
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Field glossary

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The ratio of maximum to minimum load a valve can control well, wider on pilot-operated valves

Used across 2 Anvilfield field guides, most in HVAC.

Also defined as

  • The ratio of a boiler's maximum to minimum firing rate, such as 5 to 1

Where this shows up

HVACSteam PRV station field guideHVACBoiler types field guide

Related terms

AFUECondensingDroopMBHOutdoor resetPRV

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