Basic Circuit Diagram Of The Cpu 314 Ifm - Siemens SIMATIC S7-300 Series Reference Manual

Basic Circuit Diagrams of the CPU 314 IFM
Figures 1-12 and 1-13 show the basic circuit diagrams for the integrated
inputs/outputs of the CPU 314 IFM.
Internal supply
Figure 1-12 Basic Circuit Diagram of the CPU 314 IFM (Special Inputs and Analog Inputs/Outputs)
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
+
*
Ref
M
DAC
M M
ANA
Multiplexer
ADC
M
M
ANA
M
ANA
CPUs
L +
V
A
V
A
1-57