Exterior DC power
GND
VO1
0V
24V
VO2
DC24V
R1
R3
R2
+
-
-
+
R2
R3
R1
GND
Voltage output
Inverter
Voltage output
Inverter
VCC
Isolating
power
Isolating
process
(3) For MA-4AD2DA current analog input points connection is as below:
DC24V
Exterior DC power
R1
-
+
R2
R1
R4
R3
R1
R3
R4
R1
R2
+
-
I4
GND
24V
0V
GND
I1
Current input
Sensor
Sensor
Current input
Multiplexer
Isolating
process
Isolating
power
(4) For MA-4Ad2DA current analog output points connection is as below:
DC24V
Exterior DC power
18V
18V
18V
18V
R2
R4
R3
+
-
+
-
R1
R1
-
+
-
+
R3
R4
R2
A1
GND
24V
0V
GND
AO
DC power
Recorder
Current output
Current output
Recorder
Isolating
power