5. Commissioning, operation
5.2 Mounting
Observe the torque values of screws specified in pipefitting work.
■
In the selection of the mounting material (sealings, screws, washers
■
EN
and nuts), take the process conditions into account. The suitability
of the sealing must be specified with regard to the medium and its
vapours.
Install the float switch using the mounting thread.
■
The model RLS-7000 is only suitable for
■
vertical installation, the model RLS-8000 only
for horizontal installation.
With the RLS-8000, ensure the correct
■
installation through the arrow direction on the
switch.
Model RLS-8000
horizontal installation
5.3 Electrical connection
The electrical connection must only be made by qualified skilled
■
personnel.
Connection details and switching functions are given on the
■
connection diagram.
The mains connection lines to be provided must be dimensioned
■
for maximum instrument current supply and comply with IEC 227 or
IEC 245.
Protect the instrument via an external fuse for mains connection
■
(AC 230 V).
12
WIKA operating instructions models RLS-7000, RLS-8000
Model RLS-7000
vertical installation