or a manual reset in addition to the automatic one? The former would seem overkill. The latter... don't know if it's required, but in my humble opinion it's a very good idea -- along with a manual reset pressuretrol high limit (say 5 psi for residential).
Building superintendent/caretaker, 7200 sq. ft. historic house museum with dependencies in New England.
Hoffman Equipped System (all original except boiler), Weil-McClain 580, 2.75 gph Carlin, Vapourstat 0.5 -- 6.0 ounces per square inch