4
1 Preliminary note
The instructions are part of the unit� They are intended for authorised persons
according to the EMC and low voltage directives and safety regulations�
The instructions contain information about the correct handling of the product�
Read the instructions before use to familiarise yourself with operating conditions,
installation and operation�
Adhere to the safety instructions�
1.1 Symbols used
► Instruction
> Reaction, result
→ Cross-reference
LED off
LED on
LED flashes
Important note
Non-compliance can result in malfunctions or interference�
Information
Supplementary note�
1.2 Warning signs used
WARNING
Warning of serious personal injury�
Death or serious irreversible injuries may result�
2 Safety instructions
• Follow the operating instructions�
• In case of non-observance of instructions or standards, especially when tampe-
ring with and/or modifying the unit, any liability and warranty is excluded�
• The unit must be installed, connected and put into operation by a qualified
electrician trained in safety technology�
• The applicable technical standards for the corresponding application must be
complied with�
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