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| Series: | F3.05 |
| Rotor: | ECTFE |
| Shaft & Bearings: | Ceramic |
| Seals: | EPDM, Viton |
| Pipe Sizes: | 1/2″ – 24″ (in two sensor lengths) |
| Trip Point: | 0.15 m/s The normally open contact closes after a delay of 2 seconds |
| Â Bicolour LED Red = No Flow, Green = Flow | |
| Â Visual Indication: | F3.82.H Model: 25 to 150 l/h (0.11 to 0.66 gpm) |
| Relay Output: | Mechanical SPST contact, No Flow = open contact 1A @ 24 VDC, 0.5A @ 125 VAC, 0.1A @ 230 VAC |
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Description
No-Flow SwitchesType F3.05 No-Flow Switches offer reliable pump protection. They open an electrical circuit when flow velocity decreases below 0.15 m/s (0.5 ft./sec.) and are not adjustable. The unique Halar paddle wheel design is not available from other manufacturers. |
✓ Reliable Pump Protection
✓ Visual Flow Indication
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Technical
Compatibility
Type F3.05 No-Flow Switches
F3.05 Compatibility Chart
Fittings
| Installation Fittings |
Size | Materials | Pressure Temperature |
|
|---|---|---|---|---|
 |
Tees
Socket |
1/2″ to 1-1/2″ | Body: PVC, PP, PVDF Seals: EPDM, Viton |
150 psi @ 20C (70F) |
 |
Bolt-On Saddles | 1-1/2″ to 12″ | Body: PVC Insert: CPVC, PVDF Seals: EPDM, Viton, Nitrile |
150 psi @ 20C (70F) |
 |
Metal Strap-On Saddles |
3″ to 18″ | Body: Cast Iron/SS Insert: PVCSeals: Nitrile |
150 psi @ 20C (70F) |
 |
Weld-On Adaptors | 1-1/2″ to 24″ | 316 SS Carbon Steel PE Other materials are available |
365 psi with metal F3.00 sensor |
 |
316 SS FNPT Tees |
3/4″ to 1-1/4″ | 316 SS | 365 psi with metal sensor |
 |
Plugs for Installation Fittings | Body: PVC, CPVC, PP, PVDF Seals: EPDM, Viton |
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