IO Modual
15
Figure 2-11 schematic diagram of analog input circuit
24V Isolated Power Supply:
For the convenience of the factory field used, there is a DI auxiliary
power supply provided in AXM-IO1 module. The voltage of the DI
auxiliary power supply is 24Vdc (1W). This power supply can not be used
for other purpose.
ADC
VI
R
1
AI+
AI-
R
2
ADC
VI
R
AI+
AI-
Current analog input Voltage analog input
C C