Resideo PA404A1033 Pressuretrol Controller 321894-706 The heavy-duty copper sensing bulb

The heavy-duty copper sensing bulb delivers rapid thermal response times

Is this switch suitable for high-limit safety circuits

Technicians should verify the 37

Can I field-program the control signal of this actuator

Fail-Safe Reliability: Mechanical spring return function provides guaranteed closure or opening upon loss of power

Resideo PA404A1033 Pressuretrol Controller 321894-706 The heavy-duty copper sensing bulbFor steam heating systems requiring precise high limit protection, the Resideo PA404A1033 Pressuretrol Controller serves as the industry standard for steam boiler pressure control. Designed for installation above the water line, this SPST switching device breaks the electrical circuit to shut down the burner when steam pressure exceeds your designated safety threshold. It features a broad 0. 5 9 psi adjustable pressure range and a 1 5 psi additive