The Siemens 6ES7431-7QH00-0AB0 is an isolated 16-channel SIMATIC S7-400 SM 431 analog input module designed to acquire voltage, current, resistance, thermocouple and resistance-temperature-detector signals. It provides 16-bit resolution, parameterizable integration, characteristic linearization, diagnostic functions, diagnostic alarms, limit-value alarms and hardware interrupts. The Siemens 6ES7431-7QH00-0AB0 connects process sensors and transmitters to compatible S7-400 automation systems for precise measurement, monitoring and control.

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