KROHNE H54 M4 EN User Manual
Page 8
8 H54 Installation and operating instructions
3 Flow
tables
General
Reference
conditions:
Water
at
20°C
Air
at
20°C,
1.013
bar
abs.
The conversion to other media or operating data (pressure, temperature, density, viscosity) is carried out
by means of the KROHNE calculation procedure KroVaCal on the basis of the VDE /VDI Guideline 3513.
The specified flow values amount to 100% values of the measuring range.
The turn-down range amounts to 10 : 1
The specified pressure losses apply for water and air at the maximum flow rate.
3.1
Flow table H 54 / DN15
Float
material
CrNi
steel
Float
form
Water:
N
Air:
NA
Nominal size
Water
Air
Max. pressure loss
DN ASME
Cone Float
N
NA
N / NA
mm inches
No.
No.
l/h US
GPM m3/h
SCFM mbar
psig
R10.03 10 16 0.07 0.4 0.28 60
0.87
R10.04 11 25 0.11 0.9 0.56 60
0.87
R10.06 11 40 0.18 1.2 0.74 60
0.87
R10.08 11 63 0.28 1.8 1.11 60
0.87
R11.07 31 100 0.44 2.8 1.74 65
0.94
R11.10
32
160
0.70 5 3.10
65 0.94
R11.17 33 250 1.10 8.5 5.27 70
1.02
R11.27 34
400 1.76 11.5 7.13 80 1.16
R12.21 42 630 2.77 20 12.4 100 1.45
15 1½“
R12.32 43
1000 4.40 26 16.1 140 2.03