Auer Steel
Part #PA404A1033
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Part #PA404A1033
Pressuretrol 5-9psi Breaks On Press Rise
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- Brand: HoneywellSwitch Action: Snap Acting ElectronicDimensions: 4-15/32 in H x 3-3/8 in W x 2-1/4 in DColor: GrayFinish: EnamelControl Range: 0.5 to 9 psiSwitch Type: SPSTDifferential Pressure Range: 1 to 5 psi
- The PA404 is a series 40 (2-wire, SPST) pressure controller for use in 24, 120, 240 or 277 volt control circuits or in self powered (millivoltage) applications.
- The PA44A is a pressure actuated high limit, safety control for steam heating boilers, it breaks an electrical circuit to shut down the burner if steam pressure rises above a safe level|
- The PA44B is used with suspension-type unit heaters to make the fan circuit when a pressure rise indicates the presence of steam|
- Each model contains an SPST microns switch snap acting switch|
- Sensitive pressure actuated diaphragm expands or contracts with pressure variations, moving a lever mechanism which operates the snap switch|
- A screw on top of the case allows set point adjustments without removing the cover|
- Differential is adjusted by means of a dial located inside the case
- Honeywell Pressuretrol Pressure Controller, 0.5 to 9 psi Control Range, SPST Switch, Snap Acting Electronic, 1 to 5 psi Differential Pressure Range, Enamel, Gray, 4-15/32 in H x 3-3/8 in W x 2-1/4 in D