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FQS-U30G
Saginomiya Flow Switch FQS-U30G
The Saginomiya FQS-U30G is a paddle-type flow switch designed to detect the presence or absence of fluid flow in a pipe. It is commonly used in HVAC and industrial applications to protect equipment like chillers, pumps, and boilers from running under “no-flow” or low-flow conditions.
| Specification | Details |
|---|---|
| Model | FQS-U30G |
| Type | Paddle-type Flow Switch |
| Connection | 1″ BSPT (R1/MPT) External Thread |
| Paddle Size | 3 inches (76.2 mm) |
| Max. Working Pressure | 0.98 MPa (142 PSI / 10 bar) |
| Fluid Temperature Range | 5°C to 80°C |
| Ambient Temperature Range | -25°C to 80°C |
| Max. Ambient Humidity | 80% RH or less |
| Contact Form | SPDT (Single Pole Double Throw) |
| Enclosure Protection | IP20 (Not water-resistant; designed for indoor use) |
| Weight | Approx. 0.6 kg |
| Certifications | UL Listed, CE Approved |















