Siemens 7MH4900-3AA01 is a SIWAREX FTC weighing electronics module designed for conveyor belt scales, solids flowmeters, differential proportioning, loss-in-weight, and force-measurement applications. It connects 1, 2, or 4 mV/V strain-gauge load cells and performs high-resolution, high-speed weight processing directly in SIMATIC S7-300 or ET 200M automation. Seven isolated digital inputs, eight isolated digital outputs, one counter input, a 0/4–20 mA analog output, RS 232, RS 485, and the S7 backplane interface support integrated weighing control, commissioning, remote indication, and plant communication. The 7MH4900-3AA01 is suited to maintenance and lifecycle support of installed SIWAREX FTC systems.

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