Install internal components
Digital audio matrices PC2001-A1, PC2002-A1, PC2005-A1 and PC2006-A1
6
50 | 173
A6V10430579_en--_b
The speaker line can be configured in stub line configuration.
In stub configuration the speaker lines can be supervised with 'EOL3 (active)'
PCA2004-A1 or with impedance supervision.
The digital audio matrices PC2001-A1 and PC2002-A1 do not support speaker
lines in loop configuration with 'Loop isolator (100V)' PCA2005-A1.
6.2.12 Audio path PC2001-A1 and PC2002-A1
These digital audio matrices feature 4 independent audio channels with amplifier
supervision and speaker line detection:
● 'Digital audio matrix (4/4/4)', PC2001-A1
● 'Digital audio matrix (0/4/4)', PC2002-A1
Fig. 22: PC2001-A1 and PC2002-A1 audio path (one zone)
The output of an audio amplifier PV200x-A1 is connected to the 100 V amplifier
inputs of the PC2001-A1 or PC2002-A1.
The speaker lines are connected to the 100 V speaker line outputs.
Matrix
Analog
and
digital
Audio
Matrix
1
2
3
1
2
3
Analog
Audio In
Analog
Audio Out
Digital
Audio In/Out
4
Amplifier
100V
Audio Out
100V
Audio In
Line
detection
Amplifier
supervision
4
Speaker
Line
Logic
4
4
(available only
at PC2001)