User guide

19
Installation and commissioning
flow direction
50 x DN 5 x DN
40 x DN 5 x DN
25 x DN 5 x DN 20 x DN 5 x DN
18 x DN 5 x DN 15 x DN 5 x DN
With control valve Pipe with 2 elbows at 90° in 3
dimensions
Pipe with 2 elbows at 90° Pipe with 1 elbow at 90° or 1
T-piece
With pipe expansion With pipe reduction
Fig. 7: Upstream and downstream distances depending on the design of the pipes.
→ Respect the following additional mounting conditions to ensure that the measuring device operates correctly:
- Preferably install the device at a 45° angle to the horizontal centre of the pipe to avoid having deposits on the elec-
trodes and false measurements due to air bubbles (see “Fig. 8”);
45°
45°
Fig. 8: Mounting angle on the pipe
- Ensure that the pipe is always filled in the section around the device (see Fig. 9).
- When mounting vertically ensure that the flow direction is in an upward direction (see Fig. 9).
Horizontal mounting
Correct Incorrect
Vertical mounting
Correct Incorrect
flow direction
Fig. 9: Filling of the pipe
- Prevent the formation of air bubbles in the pipe in the section around the device (see Fig. 10).
English
Type 8045