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7440 Series Glass Tube Flowmeters
Brand: King Instrument CompanyBased on our proven panel-mountable 7430, we offer the vertically-connected 7440 with the same scale lengths, flow rates, and cost-effective performance for low-flow applications such as purge metering and chemical dosing.
Features- Borosilicate Glass Metering Tube
- Stainless Steel Frame with Verticle Connections
- 65 mm or 150mm Scale
- 0.72 – 1,800 cc/min Water; 66 – 70,000 cc/min Air
Specifications
Brand
Metering Tube
- Borosilicate Kinglass
Internal Components
- 316L stainless steel
- Black glass
- Sapphire
- Carboloy
- Tantalum
Fitting Material
- 316L SS
- PVDF
Inlet/Outlet Fittings
- 1/4” FNPT, vertical
O-Ring
- Viton®
- Buna N
- EPR
- Kalrez®
Capacities
- Water: 0.56 to 1,800 cc/min
- Air: 54 to 70,000 cc/min
Scale
- 65 mm, 150 mm Direct reading, detachable
Accuracy
- ± 6% of full scale flow, 65 mm
- ± 4% of full scale flow, 150 mm
Turndown
- 10:1
Maximum Temperature
- Gases: 250 °F
- Liquids: 200 °F
Maximum Pressure
- 316L SS fittings: 200 psig
- PVDF fittings: 150 psig
- Low-Flow and Gas Purge Applications
