Before procurement teams confirm 6AG1540-1AB00-7AA0, they typically review Schneider PLC, Siemens HMI and 6Es7 215 1Ag40 0Xb0 to double-check performance ratings, stock availability, and supplier credibility carefully.
Siemens 6AG1540-1AB00-7AA0 Programmable Logic Controller
The Siemens 6AG1540-1AB00-7AA0 Programmable Logic Controller features RS485 and RS422 interfaces with a maximum transmission rate of 19.2 kbit/s and 0.6W power loss. It includes diagnostic LEDs for RUN, ERROR, RxD, and TxD indicators and supports isolation up to 707V DC between backplane and interface. Developed by Siemens, this controller from the Siemens PLC family belongs to the SIMATIC S7-1500 Series, designed for reliable serial communication in industrial environments.

| Brand | Siemens |
| Product Type | Programmable Logic Controller (PLC) |
| Product | 6AG1540-1AB00-7AA0 |
Siemens 6AG1540-1AB00-7AA0 Programmable Logic Controller – Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIPLUS S7-1500 CM PTP RS-422/485 based on 6ES7540-1AB00-0AA0 with conformal coating, -40…+70 °C, start up -25 °C, communications module for serial connection RS-422 and RS-485, Freeport, 3964 (R), USS, 19200 Kbit/s, 15-Pin D-sub socket |
| Product family | SIPLUS CM PtP |
| Product Lifecycle (PLM) | PM300:Active Product |
| Net Weight (kg) | 0,272 Kg |
| Packaging Dimension | 15,00 x 15,00 x 4,40 |
| Package size unit of measure | CM |
| Country of origin | Germany |
The Siemens 6AG1540-1AB00-7AA0 Programmable Logic Controller provides efficient serial communication capabilities with RS485 and RS422 interfaces and supports Freeport and 3964R protocols. With a 19.2 kbit/s data rate and 2 kbyte telegram buffer, it ensures stable data exchange within the SIMATIC S7-1500 Series automation systems.
This PLC module is suitable for industrial automation, packaging machinery, conveyor systems, and process monitoring. It performs reliably in harsh conditions with an operating range from -40°C to +70°C and conforms to standards for resistance against dust, oil, and humidity. The diagnostic alarm functions and LED indicators make maintenance quick and efficient.
In summary, the Siemens 6AG1540-1AB00-7AA0 PLC offers robust communication performance with 707V DC isolation, 100% humidity tolerance, and RS485/RS422 compatibility. Backed by Siemens’ reputation for precision engineering, this model provides dependable operation and longevity for demanding automation applications in industrial environments.




