manual de instalação e utilização transmissor console ... - Usicontrol

If there is no external voltage range available, the card provides through pin number 1 (+VI), a voltage
between 12 and 20 volts, to activate the inputs as shown in the figure 2.
Block diagram of the signals (see figure 3):
+VI
IN1
IN2
IN3
IN4
GND
1
2
3
4
5
6
+VI
IN1
IN2
IN3
IN4
GND
I3
1
2
3
4
5
6
IN4D
TM70Pi V3.2 (11/02) 120021.pdf. 68
IKUSI reserves the right to change this information without prior notice.
I3
IN4D
Figure 3
Figure 2
I1
1
2
3
4
5
6
I1
GND
+VI
3.3V
GND
GND
IN
1
2
3
4
5
6
1
2
3
4
5
6
LR70
P16