Procurement teams shortlist 6AG1321-1FF01-2AA0 with Schneider PLC, Siemens HMI and 6Es7 215 1Ag40 0Xb0, aligning budget approvals, warranty terms, and multisite availability for smoother rollout across plants.
Siemens 6AG1321-1FF01-2AA0 Programmable Logic Controller
The Siemens 6AG1321-1FF01-2AA0 Programmable Logic Controller provides 8 isolated digital inputs rated for 120/230 V AC operation. It is a SIPLUS variant with 100% conformal coating, designed for -40 to +70 °C use and suitable for 2-/3-wire AC proximity switches. The base module corresponds to 6ES7321-1FF01-0AA0 and connects through a 20-pole interface. This rugged module belongs to the Siemens platform, integrates into the Siemens Programmable Logic Controller system, and operates under the Simatic S7-300 series.
| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 6AG1321-1FF01-2AA0 |
Siemens 6AG1321-1FF01-2AA0 Programmable Logic Controller – Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIPLUS S7-300 SM 321 20-pole based on 6ES7321-1FF01-0AA0 with conformal coating, -40…+70 °C, digital input isolated 8 DI, 120 V/230 V AC |
| Product family | SIPLUS S7-300 SM 321 |
| Product Lifecycle (PLM) | PM400:Phase Out Started |
| Net Weight (kg) | 0,256 Kg |
| Packaging Dimension | 15,00 x 15,00 x 4,80 |
| Package size unit of measure | CM |
| Country of origin | Germany |
The Siemens 6AG1321-1FF01-2AA0 Programmable Logic Controller digital input module provides 8 AC input channels, 120/230 V AC rating, and electrically isolated groups suited for rugged environments. This Siemens model is part of the Simatic S7-300 and SIPLUS family, enhanced with full conformal coating and extended temperature capability from -40 to +70 °C for reliable application in industrial automation settings.
The Siemens 6AG1321-1FF01-2AA0 is used in conveyors, packaging units, assembly machines, and AC-signal-driven control panels. Its compatibility with switches and AC proximity sensors provides dependable detection, while isolation and wide thermal stability support consistent input monitoring across both indoor and exposed plant environments where reliability and safe signal behavior are required.
The Siemens 6AG1321-1FF01-2AA0 PLC module offers steady AC-input performance through its isolated input design, 120/230 V AC capability, and rugged SIPLUS protection. Siemens ensures durable integration within S7-300 installations, making this module suitable for harsh industrial applications where stable sensing, long-term reliability, and resistance to environmental stress are essential for continuous control operations.
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