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SIEMENS 6ES7 321-7RD00-0AB0 PLC
| Product Description | SIMATIC S7, digital input SM 321, isolated, 4 DI; 24 V DC, NAMUR/DIN 19234, for signals from the hazardous area, diagnostics-capable, PTB tested |
| Product family | Ex digital input modules |
| Product Lifecycle (PLM) | PM300: Active Product |



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