Siemens 6AG1321-1BH02-2AA0 Programmable Logic Controller
The Siemens 6AG1321-1BH02-2AA0 Programmable Logic Controller provides 16 digital inputs with optical isolation and 24 V DC rated operation. It features 7 mA input current at signal 1, a response time between 1.2 ms and 4.8 ms, and includes a 20-pole front connector. This SIPLUS-enhanced module integrates with the Siemens automation platform, supports the Siemens Programmable Logic Controller ecosystem, and operates within the Simatic S7-300 series featuring full conformal coating for harsh environments.
| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 6AG1321-1BH02-2AA0 |
Siemens 6AG1321-1BH02-2AA0 Programmable Logic Controller – Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIPLUS S7-300 SM 321 20-pole based on 6ES7321-1BH02-0AA0 with conformal coating, -40…+70 °C, digital input isolated 16 DI, 24 V DC, 1x 20-pole |
| Product family | SIPLUS S7-300 SM 321 |
| Product Lifecycle (PLM) | PM400:Phase Out Started |
| Net Weight (kg) | 0,238 Kg |
| Packaging Dimension | 15,00 x 13,00 x 4,80 |
| Package size unit of measure | CM |
| Country of origin | Germany |
The Siemens 6AG1321-1BH02-2AA0 Programmable Logic Controller is a SIPLUS SM321 module designed for industrial automation requiring stable digital input processing. It provides 16 DI channels, supports 24 V DC, and uses isolated inputs for dependable signal handling. With its conformal coating and extended -40…+70 °C temperature support, this Siemens PLC module fits seamlessly into the S7-300 I/O Module series for harsh operating environments.
The Siemens 6AG1321-1BH02-2AA0 module is commonly used in conveyors, assembly machines, packaging lines, and factory automation systems where reliable digital input monitoring is essential. Its isolated inputs help prevent electrical interference, while the rugged coating provides long-term stability in dusty, humid, or temperature-variable locations. This makes the module suitable for panels, OEM machinery, and distributed field installations requiring robust signal acquisition.
The Siemens 6AG1321-1BH02-2AA0 Programmable Logic Controller offers consistent performance with 16 DI, 24 V DC inputs, and isolated channels engineered for dependable industrial use. Siemens ensures reliable operation through its SIPLUS specifications, making this module suitable for process industries and automation systems that demand durability. As part of the S7-300 I/O Module family, it provides trusted compatibility for engineers seeking stable, long-term signal input solutions in demanding environments.
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