Description Key Specifications Route sampling flow: 28.3 L/min, resolution 0.1 L/min, accuracy within ± 2.5%. Spray flow: 8 to 10 L/min, resolution 0.1 L/min, accuracy within ± 2.5%. Peristaltic pump flow: 0.0006 to 3.0 mL/min, resolution 0.001 mL/min, accuracy within ± 2.5%. Front pressure of a route sampling flowmeter: -20 to 0 kPa, resolution 0.01 kPa, accuracy within ± 2.5%. Front pressure of B route: -20 to 0 kPa, resolution 0.01 kPa, accuracy within ± 2.5%.