September 2019
Installation, Operation and Maintenance Manual
MAN720_IMVS2000v2_IOM Rev. 6
MAN720_IMVS2000v2_IOM Rev. 6
Section 4: Device Description
Device Description
Figure 1
a
b
c
The screws fixing the enclosure covers are made in Stainless Steel Class A4, grade 70,
with a minimum yield strength 450 N/mm².
The shaft, which transmits the movement from the valve to the internal position sensor,
is supported by a bush mounted on the sensors’ manifold and blocked on the external
diameter with LOCTITE 638 (or equivalent).
The various explosion-proof joint surfaces can be lubricated with Aeroshell Grease.
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