Installation
IVA 521
English V1.20
Page 10 of 39
6
Installation Description
6.1
Installation of
IVA 521
The sensor
IVA 521
is pre-supplied with the measuring block.
•
An installation at customer site is only allowed in the unpressurized state of the
system.
•
Tightness of the connection must be checked and ensured
•
The connecting nut is tightened to a torque of 25 -30 Nm.
•
It has to be checked whether the
IVA 521
is correctly installed in the measuring
section, the flow direction arrows must point from the integrated flow straightener
away
.
6.2
Display head Position
Fastening screws
The Position of the Display head is twistable by 180 e.g. in
case of reverse flow direction.
For this purpose the 6 fastening screws are to be released
and the display head rotated 180°.
Caution:
It must be ensured that the connection plugs are still plugged
and the gasket is installed correctly.
Flow straightener
Flow
Summary of Contents for IVA 521
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