5
4
3
2
1
D
D
+12V
ISO4 Max allowed on B/Z and A/Y per specification is -9V to +13V 2.8V C
C
8.3V
+5V
U5
1 2 3 4
RO VCC /RE B/Z DE A/Y DI GND
8 7 6 5
J3
P6-1
RS485-B/Z
Logic 3
1 R5 100
1
J4
D13
R16 10K
To ADC 5
P6-14
1
R8
1
RS485-A/Y
Small Joint MDU
+5V
+5V
0.3V
ISL83072EIUZA
B
R6 1K
Analog 2
1K
D14 C24
B
0.1uF
I R5 = 3 mA
8.0V
P R5 = 900 uW
Dyonics Power Control Unit
Note: Signals are the same DC values with MDU running or not. Minimum noise when running.
A
A
5
4
3
2
1