


Dwyer Instruments P1-013 | Brass flow switch | Actuation set point 0.50 GPM (1.89 LPM) | Calibrated for water @ standard conditions
The Model P1-013 Brass Flow Switches utilizes a piston-type construction for precise detection of excessive or insufficient flow rates. The liquid flow preset actuation points for the switches range from 0.10 to 1.5 GPM.

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- Specifications
- Features
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Accuracy | +/-10% of set point |
Approvals | CE |
Connection | Electrical: 18 AWG, 24" (60.96 cm), Polymeric lead wires |
Connection | Process: 1/4" female NPT |
Manufacturer | Dwyer Instruments |
Material | Wetted: Housing: brass Piston: polysulfone Spring: 316SS O-Ring: Fluoroelastomer, Other: Epoxy |
Maximum Operating Pressure | 1000 psig (68.9 bar) |
Maximum operating temperature | -20 to 225°F (-29 to 107°C) |
Mounting | Any position. Set points shown are based on vertical, inlet down position |
Rating | Electrical: .17 A @ 120 VAC, .08 A @ 240 VAC, .13 A @ 120 VDC, .06 A @ 240 VDC |
Repeatability | +/-1% |
Required Filtration | 50 microns or better |
Switch Type | SPDT |
Type | Brass Flow Switches |
Weight | 0.66 lb (301 g) |
- Low flow rates can be accurately detected with piston-type operation.
- A hermetically sealed SPST reed switch is magnetically activated by the piston.
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