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Siemens designates 6ES7231-0HC00-0XA0 as an Analog Input Module associated with the Simatic S7 control platform.
In day-to-day system operation, this class of module brings discrete field status into the control system. Typical signal sources include switches, relay contacts, permissives, and equipment-status circuits when they match the module's electrical requirements. Installation should follow the control node's approved hardware records.
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. Service decisions should reflect the configured signal and control function.
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. Its role should remain distinct from that of similarly named assemblies.
SIEMENS SIMATIC S7-200 ANALOG INPUT EM 231, NON - ISOLATED, 3 AI 12 BIT UNIPOLAR, IN RANGES: DC 0-5 VDC 0-10 V, 0-20 MA, FOR S7-21X CPU ONLY
Product was cancelled by Siemens 10.01.2013 without replacement
Product was cancelled by Siemens 10.01.2013 without replacement
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