Copied Flow Meter for Particle Counter
Flow Meter for Particle Counter
Met One Instruments, 81755, Flow Meter for BT-620 Bench-Top Particle CounterThe flow rate test verifies the sample flow rate is within tolerance. The reference flow meter must be non-loading because the vacuum pump can be loaded down by external restrictions. Met One Instruments using a suitable flow meter (P/N 81755).The flow rate test follows:Connect a ±3% reference flow meter to the sample inlet nozzle.Start a 5 minute sample.The flow meter reading after ~3 minutes should be 1 CFM (28.3 LPM) ±5%.The flow rate can be adjusted using the front panel.
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