Technical data – KROHNE DK 32-DK 34-DK 37 EN User Manual
Page 37
TECHNICAL DATA
7
37
DK32 - DK34 - DK37
www.krohne.com
06/2014 - 4000287103 MA DK32-34-37-R05-en
Control range
Inlet pressure regulator 1
Outlet pressure regulator 2
Reference condition for gas measurements:
Reference condition for gas measurements:
Reference condition for gas measurements:
Reference condition for gas measurements:
The flow measurement of gases are refered to
Nl/h or Nm
3
/h: Volume flow in Normal state 0°C, 1.013 bar abs. (DIN 1343)
SCFM or SCFH: Volume flow in standard state 15°C, 1.013 bar abs. (ISO 13443)
Measuring span:
10 : 1
Declaration of flow:
Values = 100%
Water: 20°C [68°F]
Air: 20°C [68°F], 1.013 bar abs. [14.7 psia]
Max. flowrate
Water
Air
Min. inlet pressure
[l/h]
[GPH]
[Nl/h]
[SCFH]
p1 [bar]
p1 [psig]
RE-1000
...40
...11
...1000
...37
0.5
7.25
RE-4000
...80
...20
...2000
...75
1
14.5
...100
...25
…
3000
...110
1.5
21.8
...160
...42
...4000
...150
2
29
NRE-100
...2.5
...0.6
...100
...3,7
0.1
1.45
NRE-800
-
-
…
250
...9,0
0.1
1.45
-
-
…
800
...30
0.2
2.9
...25
...6.60
-
-
0.4
5.8
Max. flowrate
Water
Air
Min. pressure diff. *
[l/h]
[GPH]
[Nl/h]
[SCFH]
Δp [bar]
Δp [psig]
RA-1000
...40
...11
...1000
...37
0.4
5.8
RA-4000
...100
...25
…
2000
...75
1.2
17.4
-
-
...3000
...110
1.2
17.4
...160
...42
...4000
...150
1.5
21.8
NRA-800
...1
...0.25
...250
...9,0
0.05
0.73
-
-
...500
...19
0.1
1.45
-
-
…
800
...30
0.2
2.9
...25
...6.6
-
-
0.4
5.8
Table 7-1: * Pressure difference between inlet and outlet pressure
MA_DK32_34_37_R05_en_287103_PRT.book Page 37 Friday, June 6, 2014 11:42 AM