AED
CONNECTING INTERFACES AND I/OS
44
7.6.2
Connecting the diagnostic bus
2
16
1
T/RA
0 V of U
V
15
KL4
T/RB
Fig. 7.19
Connecting the diagnostic bus
Also see section 7.1.4 on page 30 for more information on the diagnostic bus.
7.6.3
Connecting the digital input
To use the trigger measurement function, you can connect an external sensor (light bar
rier, contact or similar) to the trigger input (see AD103C operating manual). To do this,
use the command
TRC to activate the input as an external trigger. If you do not need the
input, do not assign it.
2
16
1
0 V of U
V
15
IN1
Fig. 7.20
Trigger input
GND/0V of the trigger input is connected to 0 V of the supply voltage. The trigger input
has the following properties:
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