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Siemens 6FX1821-1BX12-2A is a Memory Module for the Sinumerik product family.
Memory and storage components retain program, configuration, or operating information used by compatible automation hardware. Capacity, data type, and retention behavior depend on the exact module design. The plant's maintenance records should support final product selection.
For system maintenance, this product is associated with the Sinumerik family and the CNC controls category. Configuration and compatibility should be confirmed for the exact system in which it will be used. The original equipment schedule should guide compatibility review.
In the signal path, this approach helps preserve the intended system function while keeping selection aligned with the documented ratings, capacity, and compatibility requirements. Existing connection and module records should guide replacement work.
SIEMENS SINUMERIK 810M/820M-BASIC VERSION 2 COM-SOFTWARE 2.1, MODULE 2 GERMAN
Product was cancelled by Siemens 04.12.2011 without replacement
Product was cancelled by Siemens 04.12.2011 without replacement
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