Performance
The following specifications apply under standard conditions (i.e., measurements taken on a
straight run of 15 diameters upstream and 5 diameters downstream; flow rate above 1 fps;
non-aerated Newtonian liquids flowing at Reynolds numbers <2000 or >10000).
Table A- 3
Transit-Time Accuracy
Flow Sensitivity
Zero Drift Stability
Repeatability (small volume)
Response Rate (Damping)
Flow Velocity Range
Linearity
Flow Profile Compensation
FUP1010 IP67 Portable Quick Start
Operating Instructions, 01/2013, CQO:QSG003 Revision 05
Performance Specifications
A.1 I/O Connections and Wiring
At least 1% to 2 % of indicated flow (better than
0.5 % possible with calibration.)
0.0003 m/s (0.001 fps) - even at zero flow.
Less than 0.005 m/s (0.015 fps)
Better than 0.5 %
SmartSlew effective from 0.2 seconds to 5
minutes.
Min. ±12 m/s (±40 ft/s), inc. zero flow
0.0001 m/s (0.003 ft/s)
Automatic Reynolds number correction of
reported flow rate.
Appendix
37