Installation and User Manual Evolution S 1250 RT 2U, S 1750 RT 2U, 2000 RT 2U, S 2500 RT 2U, S 3000 RT 2U, S 3000 RT 3U, S EXB 1250, S EXB 1750 RT 2U, S EXB 2500, S EXB 3000 RT 2U, S EXB 2500, S EXB 3000 RT 3U

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Introduction
Pictograms
Important instructions that must always be followed.
Information, advice, help.
Visual indication.
Action.
Audio signal.
In the illustrations on the following pages, the symbols below are used:
LED off
LED on
LED flashing