Oval Delta Flowpet FLX B Series, Инструкция по эксплуатации, Страница: 34 / 40

D-555-3-E
34
11.2 Displayed and Output Units (default settings)
(1) Liquid Service
Model
Nominal dia.
(mm)
Total counter units and
factored output units (m 3 )
FLX010−
££
B 0 0.0
FLX015−
££
B 5 0.0
FLX025−
££
B 5 0.0
FLX040−
££
B 40 0.0
FLX050−
££
B 50 0.
FLX080−
££
B 80 0.
FLX100−
££
B 00 0.
(2) Gas Service
Model
Nominal dia.
(mm)
Total counter units and
factored output units (m 3 )
FLX010−
££
B 0 0.0
FLX015−
££
B 5 0.0
FLX025−
££
B 5 0.
FLX040−
££
B 40 0.
FLX050−
££
B 50 0.
FLX080−
££
B 80
FLX100−
££
B 00
11.3 Pressure Losses
• Nominal dia. 10 to 100mm
15
20
20
20
200
200
500
500
1000
1500
50
50
50
10
100
200 2000 100
100
10
10
10
10
3
10
4
500 5000 10
3
5
5
5
5
2
2
2
2
1
1
1
1
0.5
0.5
0.05
0.2
0.2
0.02
0.1
0.1
0.01
Gas, Steam Flowrate (m
3
/h)
Liquid Flowrate (m
3
/h)
Gas, Steam Press. Loss Coef
f.,
Liquid Pressure Loss Coef
f.,
C
Nom. dia.
P
∆
＝
C×
ρ
00
∆
P : Pressure loss (kPa)
ρ
: Density (kg/m 3 )
To determine the pressure
loss, find the value "C" at the
intersecting point of flowrate
(Q) and slanted line of the given
meter diameter, and substitute it
to the formula above.