Warning
risk of injury due to non-conforming installation.
• The electrical and fluid installation can only be carried out by
qualified and skilled staff with the appropriate tools.
• Install the appropriate security devices (correctly dimensioned
fuse and/or circuit breaker).
risk of injury due to unintentional switch on of power supply
or uncontrolled restarting of the installation.
• Take appropriate measures to avoid unintentional activation of
the installation.
• Guarantee a set or controlled restarting of the process sub-
sequent to the installation of the device.
7.2.
installation instructions
note
risk of damaging the device if it is subjected to mechanical
stress.
• Use flexible hoses.
14
English
Type 8071
InstallationandWiring
note
the oval rotors may be damaged if particles with dia-
meter > 75 µm go into the fitting.
• Install a strainer of 75 µm upstream and as close as possible to
the device.
→
Install a by-pass line on your installation to service the device
and the strainer without stopping the process (see Fig. 4).
8071
Fig. 4:
Installation of a by-pass line
→
Install the device onto the pipe so that the shafts of the rotors
are in a horizontal plane.
Seal the external threads of the fitting with a product com-
patible with the materials from which the device housing
and the pipe are made.
→
Screw the device onto the pipe.
filter
valve
direction of flow