Preliminary Note; Symbols Used; Warning Signs Used - Reer PI SQ F-NF Original Operating Instructions

12 Maintenance, repair and disposal ....................................................................19
13 Terms and abbreviations ..................................................................................20
14 Guarantee ........................................................................................................21

1 Preliminary note

The instructions are part of the unit. They are intended for authorised persons ac-
cording to the EMC, Low Voltage and Machinery 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.
Follow the safety instructions.

1.1 Symbols used

► Instructions
→ Cross-reference
Important note
Non-compliance can result in malfunction or interference.
Information
Supplementary note.
LED on
LED off
LED flashes (2 Hz)
LED flashes quickly (5 Hz)

1.2 Warning signs used

WARNING
Warning of serious personal injury.
Death or serious irreversible injuries may result.
UK
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