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SIEMENS SIMATIC S7-300 SIGNAL MODULES ANALOG & DIGITAL
Siemens Simatic S7-300 I/O Signal Modules.
The S7-300 range features Digital, Analog and Relay Input/Output modules.
Find the Siemens product code in the drop-down.
Signal modules are the interface of the SIMATIC S7 -300 to the process.
A host of different digital and analog modules provide exactly the inputs/outputs required for each task.
Digital and analog modules differ as regards the number of channels, voltage and current ranges etc.