Instrction manual
Appendix A: Specification
49
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Appendix A: Specification
General
DSP Measurement Technique:
Transit time.
Timing Resolution:
50 pico-second, continuous signal level indication on
display.
Flow Velocity Range:
Minimum Velocity 0.1m/s; Max Velocity 20m/s: Bi-
directional.
Turn Down Ratio:
100:1
Accuracy:
±0.5% to ±2% of flow reading for flow rate >0.2m/s
and Pipe ID >75mm.
±3% of flow reading for flow rate >0.2m/s and Pipe ID
in range 13mm - 75mm.
±6% of flow reading for flow rate < 0.2m/s.
Repeatability:
±0.5% of measured value or ±0.02m/s whichever is
the greater.
Reynolds Number Correction:
Flow velocity corrected for Reynolds number over
entire velocity range.
Response Time:
< 500ms depending on pipe diameter.
Selectable Flow Units:
VELOCITY: m/sec, ft/sec.
VOLUME: l/s, l/min, l/h, gal/min, gal/h, USgals/min,
USgals/h, Barrel/h, Barrel/day, m³/s, m³/min, m³/h.
Selectable Volume Units:
l, gal, USgals, Barrel, m³.
Total Volume:
12 Digits - forward and reverse.
Applicable fluid types
Fluid Condition:
Clean liquids or oils that have less than 3% by
volume of particulate content. Applications include
river water, sea water, potable water, demineralised
water, glycol/water mix, hydraulic systems and diesel
oil.
Applicable pipe types
Pipe Materials:
Any sonic conducting medium such as PVDF-SYGEF,
PP-PROGEF, PE-ELGEF, PB-INSTAFLEX, ABS, PVC-
U/PVC-C, Mild Steel, Ductile Iron, S’less Steel 316,
Copper
Pipe Dimension (outside diameter): Min 13mm; Max 5000mm with D sensor set.
Pipe Wall Thickness:
1mm - 75mm.
Pipe Lining:
Applicable pipe linings include Rubber, Glass,
Concrete, Epoxy, Steel.
Содержание PORTAFLOW 330
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