7470 Series

7470 Series – Glass Tube Flowmeter

Available with NPT or flange connections, vertical or horizontal, this 127 mm scale glass tube meter offers value and versatility in 304 stainless steel case construction.

Metering Tube  Borosilicate Kinglass
Internal Components  Standard: 316L SS
Optional: Hastelloy® C-276
Fitting Material Standard: 316L SS
Optional: PVC (vertical connections only)
Inlet/Outlet Fittings FNPT or flange, vertical or horizontal
O-Ring Standard: Viton®
Optional: Buna-N, EPR, and Kalrez®
Case and Covers 304 SS case
Polycarbonate shield

Performance

Capacities Water 0.25 to 116 GPM
Air 1 to 245 SCFM
Scale  127 mm (5”) Direct reading, detachable
Accuracy ± 3% of full scale flow
Turndown 10:1
Repeatability 0.5%
Max Temperature 316L SS fittings only Gases 250° F (121° C)
316L SS fittings Liquids 200° F (93° C)
PVC fittings Liquid 110° F (43° C)
Max Pressure 316L SS fittings 250 psig, size 3 & 4
316L SS fittings 200 psig, size 5 & 6
316L SS fittings 150 psig, size 8 & 9
PVC fittings 150 psig
Ambient Temperature 33° F to 125° F (1° C to 52° C)

Options

Alarm Latching Reed Switch
Certified Calibrations Conform to ISA RP 16.6
Scales Any volumetric unit

Floats

Options for rotameter float materials and designs extend flow ranges for different fluids within a given rotameter tube design.