In most procurement cycles, 6AG1540-1AD00-7AA0 is considered with Schneider PLC, Siemens HMI and 6Es7 215 1Ag40 0Xb0, giving decision-makers confidence that they’ve chosen the most dependable component.
Siemens 6AG1540-1AD00-7AA0 Programmable Logic Controller
The Siemens 6AG1540-1AD00-7AA0 Programmable Logic Controller supports an RS232 interface with a 19.2 kbit/s transmission rate, 0.6W power loss, and 707V DC isolation. It includes diagnostic LEDs for RUN, ERROR, RxD, and TxD status indication and consumes 50 mA from the backplane bus. Manufactured by Siemens, this PLC from the Siemens PLC range belongs to the SIMATIC S7-1500 Series, ensuring reliable serial communication across industrial systems.

| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 6AG1540-1AD00-7AA0 |
Siemens 6AG1540-1AD00-7AA0 Programmable Logic Controller – Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIPLUS S7-1500 CM PTP RS-232 BA based on 6ES7540-1AD00-0AA0 with conformal coating, -40…+70 °C, start up -25 °C, communications module for serial connection RS-232, Freeport, 3964 (R), USS, 19200 Kbit/s, 9-pin D-sub plug |
| Product family | SIPLUS CM PtP |
| Product Lifecycle (PLM) | PM300:Active Product |
| Net Weight (kg) | 0,270 Kg |
| Packaging Dimension | 15,00 x 15,00 x 4,40 |
| Package size unit of measure | CM |
| Country of origin | Germany |
The Siemens 6AG1540-1AD00-7AA0 Programmable Logic Controller provides stable serial communication through its RS232 interface supporting Freeport and 3964R protocols. With a 19.2 kbit/s data rate and 2 kbyte telegram buffer, it enables efficient data handling within the SIMATIC S7-1500 Series automation platform, widely used in industrial communication systems.
This PLC module is designed for machine integration, control panels, packaging lines, and process automation. Its robust construction withstands -40°C to +70°C operating temperatures and 100% humidity, providing reliable performance in challenging environments. The integrated diagnostic features simplify troubleshooting and ensure continuous operation in mission-critical applications.
In conclusion, the Siemens 6AG1540-1AD00-7AA0 PLC combines RS232 connectivity with isolation up to 707V DC and low 0.6W power loss for dependable industrial communication. Built with Siemens’ engineering precision, it is a trusted solution for automation tasks requiring secure and consistent data exchange in industrial networks.




