Siemens Cerberus PACE, Manual

Page: 56 / 173

Install internal components
Digital audio matrix PC2003-A1
6
56 | 173 A6V10430579_en--_b
6.3.6 Connect logic control inputs
The digital audio matrix PC2003-A1 provides one connector with 8 logic control
inputs at the rear of the housing.
The logic control inputs are used to get information and controls from the
connected components.
● Logic 0 with input voltage < 3 V
● Logic 1 with input voltage > 7 V
Fig. 30: PC2003-A1 logic control input connection
Logic control inputs connector
Pin Description Remark
1 DI1 -
2 DI2 -
3 DI3 -
4 DI4 -
5 DI5 -
6 DI6 -
7 DI7 -
8 DI8 -
9 GND GND reference voltage
10 10 V 10 V reference voltage
Table 17: Logic control inputs connector
Use logic control inputs, see Use logic control inputs [
➙
69].
1
Logic Outputs
1
Logic Inputs