4
1 Preliminary note
1.1 Symbols used
►
Instruction
>
Reaction, result
[…] Designation of buttons, switches or indications
→
Cross-reference
Important note
Non-compliance can result in malfunctions or interference�
2 Safety instructions
•
Please read this document prior to installing the unit� Ensure that the product is
suitable for your application without any restrictions�
•
Improper or non-intended use may lead to malfunctions of the unit or to
unwanted effects in your application� That is why installation, electrical con-
nection, set-up, operation and maintenance of the unit must be carried out by
qualified personnel authorised by the plant operator�
• In all applications test the compatibility of the product materials (→ 12 Techni
-
cal data) with the media to be measured�
