3
UK
2 Safety instructions
• Read this document before setting up the product and keep it during the entire
service life.
• The product must be suitable for the corresponding applications and environ-
mental conditions without any restrictions.
• Only use the product for its intended purpose (→ 3 Functions and features).
• Only use the product for permissible media (→ Technical data).
• If the operating instructions or the technical data are not adhered to, personal
injury and/or damage to property may occur.
• The manufacturer assumes no liability or warranty for any consequences
caused by tampering with the product or incorrect use by the operator.
• Installation, electrical connection, set-up, operation and maintenance of the unit
must be carried out by qualified personnel authorised by the machine operator.
• Protect units and cables against damage.
• During installation or in case of a fault (housing damage) media under high
pressure or hot media can leak from the system.
► Install the unit according to the applicable rules and regulations.
► Ensure that the system is free of pressure during installation.
► Ensure that no media can leak at the mounting location during installation.
► Equip the unit with suitable protection (e.g. cover) to avoid hazard to person-
nel from leaking media.
3 Functions and features
The unit monitors liquids (water).
It detects the volumetric flow quantity to the principle of differential pressure and
switches the output.
