HBK AED 9101D, Руководство по эксплуатации

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41
AED
CONNECTING INTERFACES AND I/OS
7.5.2 Connecting the diagnostic bus
KL5
GND/0 V of U
V
KL3
KL6
TB/RB
TA/RA
Fig. 7.16 Connecting the diagnostic bus
Also see section 7.1.4 on page 30 for more information on the diagnostic bus.
7.5.3 Connecting digital inputs/outputs
The AED9401A has 2 inputs and 4 outputs. Define the functions using the commands
IMD, LIV and OMD.
KL2 KL1
OUT1
OUT2
OUT4
OUT3
0 V of U
V
IN1
IN2
0 V
+10
…
30 V
External load
Fig. 7.17 Connecting digital inputs/outputs
Inputs IN1/2 are electrically isolated from the external supply voltage U
V
and from the
amplifier. The 0V connection of both inputs is not connected to 0 V of the supply voltage
U
V
. If the input circuit is also supplied via U
V
, you must connect 0V of the inputs and 0V
of U
V
. If you do not need the inputs, do not assign them.