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Siemens designates 6ES7431-7KF00-0AB0 as an Analog Input Module associated with the Simatic S7 control platform.
In day-to-day system operation, digital input hardware creates the path from field-level status signals to control logic, allowing the system to evaluate operating conditions and respond through configured sequences or protective actions. The system's documented hardware assignment should guide placement.
SIMATIC S7 integrates programmable control, modular I/O, and industrial communication functions. This product belongs to the PLC modules layer of the installed S7 automation solution. The surrounding rack and module arrangement should be reviewed before installation.
For maintenance or replacement work, the exact module designation should be checked against the installed hardware, wiring records, and control-system documentation before the component is placed into service. The assigned system function should be preserved through installation and service.
Active Product 02.09.2024
SIEMENS SIMATIC S7-400, analog input SM 431, 8 AI, resolution 16 bit, U/I/Thermocouple, isolated with single rooting, diagnostics, alarm, 20 ms conversion time
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