Centre Line Method For Pipe Diameters >1M ≤2M (>40In ≤80In) - ABB AquaProbe 2 Installation Manual

Insertion-Type Electromagnetic Probe Flowmeter
AquaProbe 2
2.6.2 Centre Line Method for Pipe Diameters >1m ≤2m (>40in ≤80in)
Warning. When inserting or removing the AquaProbe suitable restraining equipment must be used to
prevent the probe being forced out under pressure. Ensure that the valve is fully open.
Note. Safety restraint omitted for clarity.
Fig. 2.13 Setting the Insertion Depth – Centre Line Method for Pipe Diameters >1m 2m (>40in 80in)
14
7 Unlock, slide positioning collar up and lock at distance:
D
+ VP + 30mm (1.81in) + pipe thickness
2
7
See Note
3
Slacken
Tighten
10
to 40Nm
(30ft lbf)
8
Open Fully
Insert probe
to position
collar
9
depth
Retract probe fully
6
Slide positioning collar
down to nut and lock
5
Lower probe to
touch valve plate
4
2
Measure to top
of valve plate (VP)
Determine
1
internal diameter
(D)
2 Mechanical Installation
IM/AP Issue 9