Endress+Hauser Deltabar PMD78B - Configuring the Device

Deltabar PMD78B PROFINET with Ethernet-APL Commissioning
Endress+Hauser 53
9.7 Configuring the device
9.7.1 Differential pressure measurement (e.g. flow measurement)
Before adjusting the device, the piping may need to be cleaned and filled with medium.
8 9
+ –
8 9
II
I II
I II
I
1 5
–
P2
+
P1
6
7
3
2 4
ESC
-
+ E
–
P2
+
P1
6
7
3
2 4
ESC
-
+ E
A B
A0030036
A Preferred installation for gases
B Preferred installation for liquids
I Device
II Three-valve manifold
III Separator
1, 5 Drain valves
2, 4 Inlet valves
3 Equalization valve
6, 7 Vent valves on device
8, 9 Shutoff valves
1. Close 3.
2. Fill the measuring system with medium.
 Open A, B, 2, 4. Fluid flows in.
3. Vent device.
 Liquids: Open 6 and 7 until the system (piping, valves and side flanges) is
completely filled with medium.
Gases: Open 6 and 7 until the system (piping, valves and side flanges) is
completely filled with gas and free from condensation.
Close 6 and 7.
Check the adjustment and perform again if necessary.