Endress+Hauser Proline Promass O 300, Technical Information

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Proline Promass O 300
44 Hauser
SI units
DN 1:1 1:10 1:20 1:50 1:100 1:500
[mm] [kg/h] [kg/h] [kg/h] [kg/h] [kg/h] [kg/h]
80 180 000 18 000 9 000 3 600 1 800 360
100 350 000 35 000 17 500 7 000 3 500 700
150 800 000 80 000 40 000 16 000 8 000 1 600
250 2 200 000 220 000 110 000 44 000 22 000 4 400
US units
DN 1:1 1:10 1:20 1:50 1:100 1:500
[inch] [lb/min] [lb/min] [lb/min] [lb/min] [lb/min] [lb/min]
3 6 615 661.5 330.8 132.3 66.15 13.23
4 12 860 1 286 643.0 257.2 128.6 25.72
6 29 400 2 940 1 470 588 294 58.80
10 80 850 8 085 4 043 1 617 808.5 161.7
Accuracy of outputs
The outputs have the following base accuracy specifications.
Current output
Accuracy ±5 µA
Pulse/frequency output
o.r. = of reading
Accuracy Max. ±50 ppm o.r. (over the entire ambient temperature range)
Repeatability o.r. = of reading; 1 g/cm 3 = 1 kg/l; T = medium temperature
Base repeatability
Design fundamentals →  46
Mass flow and volume flow (liquids)
±0.025 % o.r. (PremiumCal, for mass flow)
±0.05 % o.r.
Mass flow (gases)
±0.25 % o.r.
Density (liquids)
±0.00025 g/cm 3
Temperature
±0.25 °C ± 0.0025 · T °C (±0.45 °F ± 0.0015 · (T–32) °F)
Response time The response time depends on the configuration (damping).