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FS-400 Series Flow Switch
Brand: Gems Sensors, IncProvides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly.
A shuttle bypass vane inside the housing is controlled externally using an ordinary flat-blade screwdriver.
These switches are ruggedly constructed of non-corrosive materials and resist shock and vibration.
Suitable for triggering alarms on interlocking shutdown circuitry when flow rate is improper to protect bearings, gears and cooling systems.
Features- Flow Rate Settings: Fixed Version: 0.75 GPM to 10.0 GPM; Adjustable Version: 0.75 GPM to 14.0 GPM
- Port Size: 3/4˝
- Primary Construction Material: Bronze
- Setting Type: Fixed or Adjustable
Specifications
Brand
Accuracy
- Set Point Accuracy: ± 10 %
- Set Point Differential: 15 %, Max.
Approvals & Certifications
- CE
- CSA Listed - LR30200 & LR22666
- FM Approved - File No. 0A8A3.AE & 1H3A2.AX
- RoHS
- UL: Recognized - File No. E31926
- UR
Electrical Connectors
- 18 AWG, 24” Long, Polymeric Lead Wires
Electrical Rating
- Switch: 20 VA
Enclosure, Body Material
- Bronze
Flow Rate
- 0.75 to 10.0 gpm
Materials of Construction
- Shuttle: Delrin
NPT Connection
- 3/4” NPT Female
O-Ring Material
- Viton
Operating Pressure
- psig: 400 (kPa: 2,760, bar: 27.6) at 37.8° C (100° F) - Max.
Operating Temperature
- -29° to 82.2° C (-20° to 180° F)
Proof Pressure
- psig: 800 (kPa: 5,516, bar: 55.2) at 37.8° C (100° F) - Max.
Repeatability
- 1 %, Max.
Spring Material
- 316 Stainless Steel
Switch Type
- SPDT
Wetted Materials
- Ceramic