AQUA M A STE R4
|
EL EC T R O M AG N E T I C FLO W M E T ER I N SER T I O N SEN S O R | O I/FE W4 0 0/A P - EN R E V. B
21
Insertion sensor alignment
WARNING – PRESSURIZED EQUIPMENT
• When inserting or removing the insertion sensor,
the safety mechanism (see page 16) must be
fitted and engaged
to prevent the insertion
sensor being forced out under pressure. Ensure
the valve is fully open.
• Safety restraint omitted for clarity.
Referring to Figure 25:
1
Slacken nut
A
.
2
Align insertion sensor parallel
B
to the pipe (within 2°) –
measurement error due to misalignment (of <2) is <0.15 %.
3
Tighten nut
A
to 40 Nm (30 ft lbf).
See
Warning
Figure 25 Insertion sensor alignment
