Siemens 6ES7540-1AB01-0AA0 is a SIMATIC S7-1500 CM PtP RS422/485 BA communication module for point-to-point serial connections. Siemens specifies RS-422 and RS-485 interfaces, Freeport, 3964(R), and USS protocols, a maximum transmission rate of 19.2 kbit/s, and a 15-pin D-sub socket. It is relevant to S7-1500 communication expansion, serial-device integration, and maintenance replacement planning. Before ordering, compare the complete article number, installed rack and CPU, engineering configuration, wiring, protocol settings, software requirements, and original label photographs. Condition, hardware revision, firmware state, availability, and written warranty terms must be confirmed for the offered unit.
| Manufacturer | Siemens |
|---|---|
| Complete Part Number | 6ES7540-1AB01-0AA0 |
| Product Type | CM PtP RS422/485 BA Communication Module |
| Series | SIMATIC S7-1500, CM PtP |
| Model Configuration | RS-422 / RS-485 BA serial interface module |
| Product Condition | Contact us to confirm. |
| Hardware Revision | Contact us to confirm. |
| Firmware / Software Version | Contact us to confirm. |
| Country of Origin | Germany |
| Compatibility | Confirm the rack, CPU, module layout, TIA Portal project, connector wiring, and protocol settings before ordering. |
| Warranty | Contact us to confirm. |
| Availability | Contact us to confirm. |
| Shipping | Worldwide shipping options are confirmed in the written quotation. |
| Maximum transmission rate | 19.2 kbit/s |
| Rated current consumption | 43 mA from the backplane bus |
| Backplane-bus power | 0.65 W |
| Typical power loss | 0.6 W |
| Mounting | S7-1500 mounting rail |
| Net weight | 0.268 kg |
Serial device connection: RS-422 or RS-485 communication within a documented S7-1500 project.
Installed-module replacement: Maintenance sourcing for an existing CM PtP RS422/485 BA position.
Protocol-based data exchange: Freeport or 3964(R) communication where specified by the project.
USS communication: Serial integration where the approved engineering design explicitly uses USS.
Provide the installed CPU and rack details, complete module label, TIA Portal hardware entry, selected interface and protocol, transmission settings, connector wiring, required quantity, and destination. Please contact us to confirm the exact revision, firmware version, condition and availability before ordering.
Is 6ES7540-1AB01-0AA0 currently available?
Availability is checked against the requested quantity, condition, and destination before a written quotation is issued.
What condition can 6ES7540-1AB01-0AA0 be supplied in?
Contact us to confirm the offered condition, packaging, hardware markings, label details, and inspection evidence.
How do I confirm RS-422 or RS-485 compatibility?
Compare the interface, pin assignment, cable topology, termination, baud rate, protocol, rack position, and TIA Portal configuration.
Is the complete 0AA0 suffix important?
Yes. Match every character in 6ES7540-1AB01-0AA0 with the original label and do not substitute another CM PtP variant by appearance alone.
Can current product and label photos be provided?
Request photos during quotation and compare the article number, connector, front markings, and condition with your installed module.
What shipping and warranty terms apply?
International shipping options and written warranty terms are confirmed after the destination, condition, and order requirements are reviewed.
Stockoems is operated by Apter Power Limited and is an independent reseller of industrial automation products. Manufacturer names and trademarks are used for identification purposes only.
The complete 6ES7540-1AB01-0AA0 identity is compared with the inquiry, project records, and supplied label photos.
The offered condition and packaging are stated in the written quotation before an order is placed.
We review the rack, CPU, interface, connector, protocol, TIA Portal requirements, and customer-supplied wiring information.
Current photos may be requested so article numbers, markings, connectors, and condition can be compared.
Packaging requirements are selected to protect the module housing, D-sub socket, terminals, and labels in transit.
International delivery options are reviewed for the destination without promising an unconfirmed dispatch date.
Tracking information is provided when supported by the selected and confirmed shipping service.
Commercial shipping documents are prepared according to the confirmed order and destination requirements.
Warranty scope and duration are not assumed; applicable terms are stated in the written quotation.
Contact the sales team before returning an item so eligibility, evidence, routing, and authorization can be reviewed.
Provide the order details, complete article number, fault description, project context, and clear photos for review.
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Stockoems is operated by Apter Power Limited and is an independent reseller of industrial automation products. Manufacturer names and trademarks are used for identification purposes only.
Send the required model, quantity, destination, and label photos so our team can check product identity, availability, condition, and shipping options.
