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The Type 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.
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Type F3.05
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| Body Materials: |
CPVC, PVDF, 316L Stainless Steel, Brass |
| Rotor: |
ECTFE (Halar®) |
| Shaft & Bearings: |
Ceramic |
| Seals: |
EPDM, Viton® |
| Pipe Sizes: |
1/2"– 24" in two sensor lengths,
L0 or L1. See Installation Fittings |
| Velocity Trip Point: |
0.15 m/s (0.5 ft./sec.) not adjustable. The normally
open contact closes after a delay of 2 seconds. |
| Visual Flow Indiction: |
Bicolour LED
Red = No Flow, Green = Flow
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| Relay Output: |
Mechanical SPST contact,
No Flow = open contact
1A @ 24 VDC, 0.5A @ 125 VAC,
0.1A @ 230 VAC |
 Type F3.05 No-Flow SwitchData Page
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