Pulsar Measurement FlowCERT, Инструкция по эксплуатации

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FLOWCERT LITE (UL) INSTRUCTION MANUAL
50
ensure that it is chosen such that the surface of the liquid is not effected by
turbulence or drawdown.
Calculations
Absolute
If the flow calculation is to be absolute P702 = 1 the flow will be calculated
using the formula (s) as follows:
EXPONENT TYPE FORMULA EXPONENT K FACTOR
Suppressed
Rectangular Weir
(Without end
contractions)
Q = KLh*
Where:
Q=Flow
K=K Factor
L=Crest length of weir
h=head
*=exponent
1.50
Automatically
selected by the
FlowCERT
Automatically
calculated,
dependent on
measurement,
flow and time
units chosen.
Cipolletti
(Trapezoidal Weir)
Q = KLh*
Where:
Q=Flow
K=K Factor
L=Crest length of weir
h=head
*=exponent
1.50
Automatically
selected by the
FlowCERT
Automatically
calculated,
dependent on
measurement,
flow and time
units chosen
Venturi Flume
Q=Kh*
Where:
Q=Flow
K=K Factor
h=head
*=exponent
1.50
Automatically
selected by the
FlowCERT
Enter value of
K Factor (P718)
as required
Parshall Flume
Q=Kh*
Where:
Q=Flow
K=K Factor
h=head
*=exponent
Automatically
calculated,
dependent on
throat size
(P719)
Automatically
calculated,
dependent on
measurement,
flow and time
units chosen