Device Description; Intended Use - Sika VKX Serie Betriebsanleitung

Device description

1 Device description
SiKA flow switches are designed for minimum or maximum monitoring of liquid flows.
Components
Body
Connecting cable
Resetting magnet
Reed contakt
Switching magnet
Paddle system
Axis
O-ring
Knurled union nut
Pipe section respectively pipe with thread adapter
or soldering adapter.
Functional principle
The flow switch consists of a paddle system
has a permanent magnet
A reed contact is positioned outside the flow by this
magnet. A second, magnet
force.
The paddle system is moved once it comes into contact with the flow which is to be moni-
tored. The magnet
closes ( Sect. 6).
As soon as the flow is interrupted, the paddle returns to its original position and the reed con-
tact opens ( Sect. 6).
Various device versions are manufactured. The respective type plate displays the version of
each device.

1.1 Intended use

The flow switches of the series VKX are exclusively designes for minimum or maximum
monitoring of liquid flows.
WARNING! No safety component!
The flow switches of the series VKX are not safety components in accordance with Di-
rective 2006-42-EG (Machine Directive).
Never use the VKX as a safety component.
The operational safety of the supplied equipment is only guaranteed if it is operated accord-
ing to its intended use. The specified limit values (
Techni") should never be exceeded.
Before ordering and installation, check that the flow switches of the series VKX suitable to
your application.
- 16 -
located at its upper end.
is used to create a reset
changes its position in relation to the reed contact
which
Sect. 9: "
© SiKA • Ea-6300_en.doc 06/2010
VKX
. The contact