KROHNE H250 M8-M9-M10 EN - Manual (Page 65)

TECHNICAL DATA
8
65
H250
www.krohne.com 04/2011 - 4000269302 MA H250-R02 en
8.2 Technical data
INFORMATION!
•
The following data is provided for general applications. If you require data that is more
relevant to your specific application, please contact us or your local representative.
• Additional information (certificates, special tools, software,...) and complete product
documentation can be downloaded free of charge from the website (Download Center).
Measuring system
Application range Flow measurement of liquids, gases and vapors
Operating method / measuring principle Variable area measuring principle
Measured value
Primary measured value Float position
Secondary measured value Operating and standard volumetric flow
Measuring accuracy
Directive VDI / VDE 3513, sheet 2 (q
G
= 50%)
H250 /RR /HC /F 1.6%
H250/C (Ceramic, PTFE)
H250H, H250U, H250 (100 : 1)
2.5%
Operating conditions
Temperature Temperature Temperature Temperature
Max. operating temperature TS -196..+300°C / -321...+572°F
Pressure Pressure Pressure Pressure
Max. operating pressure PS Depending on the version up to 400 bar / 5802 psig
Max. test pressure PT Pressure equipment directive 97/23/EC or AD 2000-HP30
Min. required operating pressure 2 times greater than pressure loss (see measuring ranges)
Float damping during gas measurement recommended: Float damping during gas measurement recommended: Float damping during gas measurement recommended: Float damping during gas measurement recommended:
DN15...25 / ½"...1" Operating pressure <0.3 bar / 4.4 psig
DN50...100 / 2"...4" Operating pressure <0.2 bar / 2.9 psig
Installation conditions
Inlet run ≥ 5 x DN
Outlet run ≥ 3 x DN
MA_H250_R02_en_269302_PRT.book Page 65 Tuesday, April 12, 2011 10:17 AM