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6ES7540-1AB00-0AA0

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Siemens 6ES7540-1AB00-0AA0 CM PtP RS422/485 BA communication module for SIMATIC S7-1500 serial connections.
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Technical specifications for 6ES7540-1AB00-0AA0

  • Manufacturer:
    Siemens
  • Part Number:
    6ES7540-1AB00-0AA0
  • Product Family:
    Siemens Simatic S7-1500
  • Stock:
    1
  • Serial Interfaces:
    RS-422 and RS-485
  • Maximum Data Rate:
    19,200 bit/s
  • Integrated Protocols:
    Freeport, 3964(R), USS
  • Connector:
    15-pin D-sub socket
  • Weight:
    0.268 kg
  • Estimated shipping dimensions:
    15.10 x 15.20 x 4.70 cm
  • Tariff Code:
    85176200
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications BA Interface USS Support BA Migration

Features:

•Serial RS-422 and RS-485 communication for SIMATIC S7-1500 systems
•Freeport, 3964(R), and USS protocol support at up to 19,200 bit/s
•Basic CM PtP configuration with a 15-pin D-sub socket

The Siemens 6ES7540-1AB00-0AA0 provides a point-to-point serial interface for applications that require RS-422 or RS-485 communication within a SIMATIC S7-1500 station.

Its basic communication profile supports Freeport, 3964(R), and USS. Engineering settings must be selected according to the protocol and serial parameters used by the connected device.

Siemens identifies 6ES7540-1AB01-0AA0 as the successor. A replacement review should verify the controller configuration, interface settings, wiring, and application requirements.

Availability is subject to Apter Power's current inventory and sourcing confirmation.

Siemens 6ES7540-1AB00-0AA0 SIMATIC S7-1500 CM PtP Specs

General

ManufacturerSiemens
Model6ES7540-1AB00-0AA0
ConditionNew and factory sealed
Product FamilySIMATIC S7-1500 CM PtP
•BA module: Siemens identifies this article as the basic CM PtP RS422/485 version.
•Serial interfaces: The official product data lists RS-422 and RS-485.
•Transfer rate: The listed maximum transmission rate is 19,200 bit/s.
•Connector: The module uses a 15-pin D-sub socket.
•USS: USS is included in the official integrated protocol set.
•Freeport: The module also supports Freeport communication.
•3964(R): 3964(R) is listed as an additional integrated protocol.
•Application check: Match the selected serial interface and protocol to the connected equipment.
•OEM status: Siemens lists 6ES7540-1AB00-0AA0 as cancelled.
•Successor: Siemens identifies 6ES7540-1AB01-0AA0 as the successor.
•Project review: Check the S7-1500 hardware configuration, serial interface, protocol, and application before migration.
•Original article: Request an exact-model sourcing check when 6ES7540-1AB00-0AA0 must be retained.
Description
6ES7540-1AB00-0AA0 is a Siemens SIMATIC S7-1500 CM PtP RS422/485 BA communication module for serial RS-422 and RS-485 connections. Its ordering code identifies the basic 19,200 bit/s version with a 15-pin D-sub socket.

6ES7540-1AB00-0AA0 supports Freeport, 3964(R), and USS communication for point-to-point data exchange in S7-1500 automation systems. The selected protocol, serial interface, and transmission settings must match the connected equipment.

6ES7540-1AB00-0AA0 is listed by Siemens as a cancelled product with 6ES7540-1AB01-0AA0 identified as its successor. Confirm the exact article number and application requirements before replacement or spare-parts procurement.
Alternative Names
6ES7540-1AB00-0AA0 6ES75401AB000AA0 6ES7540 1AB00 0AA0 6ES7 540-1AB00-0AA0 Siemens 6ES7540-1AB00-0AA0 SIMATIC 6ES7540-1AB00-0AA0 CM PtP RS422/485 BA S7-1500 CM PtP BA
Technical notes
Siemens 6ES7540-1AB00-0AA0 is the 19,200 bit/s CM PtP RS422/485 BA module for SIMATIC S7-1500. Verify the serial interface, protocol, and exact article number before ordering.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How can a buyer confirm that 6ES7540-1AB00-0AA0 is the correct BA module?
Compare the complete article number on the installed unit and project record, then verify the serial interface, protocol, connector, and BA designation before purchase.
What information should accompany a quote request for 6ES7540-1AB00-0AA0?
Provide the quantity, destination, required condition, label photos, controller project context, connected serial device, and whether the original article must be retained.
What should an engineer check if 6ES7540-1AB00-0AA0 does not communicate after installation?
Check the hardware configuration, RS-422 or RS-485 selection, cable signal assignment, transmission settings, selected protocol, peer-device settings, and controller diagnostics.
Can 6ES7541-1AB00-0AB0 be ordered instead of 6ES7540-1AB00-0AA0 without review?
No. The BA and HF articles have different capabilities, so the controller project, protocol requirements, wiring, and application must be reviewed first.
When is exact-model sourcing preferable for 6ES7540-1AB00-0AA0?
It is preferable when the validated machine configuration, spare-parts policy, or change-control process requires the original article and does not permit an immediate migration.
What supplier evidence is useful before accepting 6ES7540-1AB00-0AA0?
Request clear product-label and condition photos, article-number traceability, packing details, and confirmation that the quoted unit matches the purchase specification.
How should 6ES7540-1AB00-0AA0 be written into a purchase order?
State the manufacturer, complete article number, required condition, quantity, delivery destination, documentation requirement, and whether substitutions need written engineering approval.
How can Apter Power support a 6ES7540-1AB00-0AA0 procurement review?
Apter Power can provide quotations, matched technical documents, article-number checks, sourcing support, and system-matching guidance for the inquiry.