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AFS-251 | Adjustable flow switch for gases | 18 AWG | 24" polymeric lead wires | 316SS piston | 316SS housing. | Dwyer
Adjustable flow switch for gases, 18 AWG, 24" polymeric lead wires, 316SS piston, 316SS housing.
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Details for AFS-251
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Adjustable flow switch for gases | 18 AWG | 24" polymeric lead wires | 316SS piston | 316SS housing.
Series AFS Adjustable Flow Switch
For Oils, Water and Gases, Infinite Adjustments
The Series AFS Adjustable Flow Switches are externally adjustable piston-type flow switches for oils, liquids and gases. This Series offers an infinite number of flow settings from 0.5 to 20 GPM.
Product Applications
- Protecting machine tools from coolant flow failure
- Protecting bearings from loss of lubricant
- Assuring proper air flow
- Water or compatible liquid control
- Oil flow control
- Control of gas flows
- Externally adjustable flow set point
- Offers a number of flow settings at pressures up to 1000 psig, with low pressure dropand precise repeatability
Specifications
- Series
- AFS Adjustable Flow Switch
- Category/Type
- Flow
- Type
- Flow Switches
- Series
- AFS Adjustable Flow Switch
- Service
- Compatible gases or liquids.
- Wetted Materials
- Housing and Piston: See model chart; Spring: 316SS; O-ring: Fluoroelastomer; Other: Epoxy.
- Temperature Limits
- -20 to 300°F (-29 to 149°C); -20 to 225°F (-29 to 107.2°C) with polysulfone piston.
- Pressure Limit
- 1000 psi (68 bar).
- Accuracy
- ±10% of setpoint.
- Repeatability
- ±1% maximum deviation.
- Switch Type
- SPDT.
- Electrical Rating
- .17 A @ 120 VAC; .08 A @ 240 VAC; .13 A @ 120 VDC; .06 A @ 240 VDC.
- Electrical Connections
- 18 AWG; 24" (61 cm); polymeric lead wires; optional 1/2" male NPT conduit connection.
- Process Connection
- 1/2" female NPT ports.
- Mounting Orientation
- Any.
- Setpoint Adjustment
- Liquids: 0.5 to 20 GPM (1.9 to 75.7 LPM); Gases: 1.0 to 75 SCFM (28 to 2124 LPM) at 5 psig.
- Required Filtration
- 50 microns or better.
- Weight
- 2 lb; 11 oz (1.22 kg).
- Agency Approval
- CE.
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