Configuration Instructions

System configuration
Setting up a loop isolator speaker system
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Example configuration for a system with two separate loops, each of which is
supplied by an individual amplifier:
Fig. 26: Example software configuration
5.6.2 Supervision of a loop system
Preparations:
1. Open the 'Peripherals and Supervision' page.
2. Check that the 'En Pilot Tone' and 'En Line Detection' option fields are enabled
in the 'General Flags' area.
3. Set the pilot tone gain for all used channels to '-12 dB'.
Setup the loop speakerline configuration
1. Enable the 'En' checkbox to enable monitoring of the loop line.
2. Set 'Pilot RMS Value' to 30 and 'Tolerance' to 25 within the operating range of
5…55 V.
3. Select one of the following isolation types:
– 'Loop Isolator'
Fig. 27: Example configuration page