Thomas - Model 1800 Series -Liquid Flow Switch

• PVC Construction.
• Removable Bonnet Assembly.
• Return Spring For Any Mounting Attitude.
• 1” slip ports

Product Notes

1. Standard flow calibration is in water @ 70°F with lead wires up. Calibrated on increasing flow.
2. Optional SPOT reed switches are available. Consult factory.
3. Standard flow set points available to 6.0 GPM in water. Consult factory.
4. Lead wires are available in different lengths, terminated ends, cables, etc. Consult factory.
5. Relays are available for handling higher loads. See accessories section for details.
6. Other wetted material: ceramic ring magnet.
7. When specifying Model 1800 with 1 /2″ NPT, conduit connector, only plastic junction box and flexible conduit should be used.
8. Model 1800 is available molded in CPVC. Consult factory.
9. Calibration: Flow stands are calibrated to the National Bureau of Standards and Thomas Products Ltd. recalibration schedule.

• Weight: 1 lbs
• Dimensions: 8 × 5 × 3 in
• Flow Set Point: 0.5 GPM Increasing Flow, 1.0 GPM Increasing Flow
• Leads: 24" 18 AWG PVC, 24" 18 AWG PVC with 1/2" MNPT Conduit Connector