User`s guide

ACLD-9138 • 33
6.3 Using the ACLD-9138
6.3.1 Signal Conditioning Circuits
The signal conditioning circuits of ACLD-9138 is almost the same as
ACLD-8125 and ACLD-9178. But the ACLD-9138 supports only single-
ended connection, that means all your grounds are connected together.
Please refer to Section 4.3 for details.
RB0
RA0
0
C0
USER
DB-37
Connector
Screw Terminal
Please note that RA0 is a 0-ohm resistor. You can also change its value
for different applications.
6.3.2 Power Indicator
There are on board power indicator.
CN1_15CN1_19
R1D1
LED
The power LED is crossed between pin 19 and 15 of the DB-37 connector.
And the pin 9, 10, 28, 29 are connected to the external ground (GND of
the screw terminal).
CN1_9
CN1_28
CN1_10
CN1_29
RG1
0 / NU
RG2
0 / NU
RG3
0 / NU
RG4
0 / NU
If your application is not been listed in section 6.4, you should take care
about six pins listed above.