Dwyer Piston flow switch AFS series
TF:
00304-HW-DWYER-005
Overview
Series AFS Adjustable Flow Switch For Oils, Water and Gases, Infinite Adjustments
| Service | Compatible gases or liquids. |
| Wetted Materials | Housing and Piston: See model chart on catalog page; 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). |
| Compliance | CE. |
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.