Support S 7-400H redundant system · Support online hot swap · Support STEP7 and TIA Portal · Support I O redundancy (only one domestic compatible) · Support power failure, short circuit, open circuit system diagnosis function (the most compatible in domestic )

SM332 8AO Current/Voltage

8-chanel analog output module，Resolution 12 bits

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SM332 4AO Current/Voltage

4-chanel analog output module，Resolution 12 bits

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SM331 8AI Full Function Type

8-channel analog input, full function temperature measurement module,External mechanical range switch,Current input with overcurrent protection,Resolution is 14 bits

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SM331 8AI Current/Voltage/RTD

8-chanel analog input，Current/voltage/RTD module，Resolution 13 bits

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