The DF-231BA is equipped with a highly responsive (99% response 300ms) mass flow sensor. It can handle extensive flow ranges from 500mL/min to 500L/min. The DF-231BA also comes with a multi-function indicator that is idea for various measurements so you won’t have to correct temperature and/or pressure changes.
F.S. to 20%
20% or less
±3% of rdg ±1 digit
200, 500 L/min: ±5% of rdg ±1 digit
500mL/min 2, 5, 20, 50, 200, 500 L/min
Air *1 and specified gasses *2
(*1) Provide a filter on the upstream side of the Sensor to prevent entry of mist or contaminants
(*2) Specified gases include argon, carbon dioxide, natural gas 13A, methane, propane and butane. The gas coefficient is specified. However, the accuracy is not guaranteed.
0 to 50°C (Accuracy is guaranteed only for +10 to 35°C)