Calibrated Device |
Sonic nozzle, Thermal mass flowmeter, Differential pressure flowmeter, Laminar flowmeter, Piston-based flowmeter, Variable area flowmeter, Turbine flowmeter, Positive displacement flowmeter |
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Range |
(1) Bell prover [primary standard]:(10 to 1000) L/min |
Uncertainty |
(1) 0.07 % to 0.09 % (2) 0.10 % to 0.13 % |