Pressure Controller for Steam Boiler
$209.24 43% off $367.41
Out of stock
SKU
1687
Weight (lbs.) | 1.100000 |
---|---|
Manufacturer | Honeywell |
MPN | PA404A1033/U |
Color | Gray |
Wireless | No |
Switch Type | SPST |
Humidity Control | No |
Finish | Enamel |
Pressure Controller for Steam Boiler
Features
Features
- Switch Action: Snap-Acting
- Warranty: Limited
- Control Range: 0.5 to 9 psi
- Differential Pressure: 1 to 5 psi
- Dimensions: 4-15/32 in H x 3-3/8 in W x 2-1/4 in D
- The PA404A 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 PA404B 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
Description
Details
Honeywell Pressuretrol Pressure Controller, 0.5 to 9 psi Control Range, SPST Switch, Snap-Acting, 1 to 5 psi Differential, Enamel, Gray, 4-15/32 inch height x 3-3/8 inch Width x 2-1/4 inch DThe PA404 is a series 40 (2-wire, SPST) pressure controller for use inch 24, 120, 240 or 277 volt control circuits or inch self powered (millivoltage) applications.
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