6ES5521-8MA21
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Description
CP 521 COMMUNICATIONS PROCESSOR
SIMATIC S5, CP 521 SI COMMUNICATIONS PROCESSOR (SERIAL INTERFACE), FOR S5-90U/95U/-100U, ET 200U PLC
CP 521 COMMUNICATIONS PROCESSOR
SIMATIC S5, CP 521 SI COMMUNICATIONS PROCESSOR (SERIAL INTERFACE), FOR S5-90U/95U/-100U, ET 200U PLC