Mounting Deltabar PMD75B PROFINET with Ethernet-APL
20 Endress+Hauser
Mount the device above the measuring point so that condensate can drain into the process
pipe.
Differential pressure measurement in liquids
A0038220
1 e.g. filter
2 Shutoff valves
3 Device
4 Three-valve manifold
5 Separator
6 Drain valves
• Mount the device below the measuring point so that the piping is always filled with
liquid and gas bubbles can run back into the process pipe
• When measuring in media with solid parts, such as dirty liquids, installing separators
and drain valves is useful for capturing and removing sediment
5.2.5 Oxygen applications (gaseous)
Oxygen and other gases can react explosively to oils, grease and plastics. The following
precautions must be taken:
• All components of the system, such as devices, must be cleaned in accordance with the
national requirements.
• Depending on the materials used, a certain maximum temperature and a maximum
pressure must not be exceeded for oxygen applications.
The cleaning of the device (not accessories) is offered as an optional service.
• p
max
: 80 bar (1 200 psi)
• T
max
: 60 °C (140 °F)
5.2.6 Seal for flange mounting
NOTICE
Seal pressing against the membrane!
Incorrect measurement results!
‣
Ensure that the seal is not touching the membrane.
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