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Siemens 6ES7540-1AB00-0AA0 CM PTP RS422/485 Module

Siemens SIMATIC S7-1500 Communication Module for RS422/RS485 serial.

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ManufacturerSiemens

Part number6ES7540-1AB00-0AA0

Manufacturer Siemens

Series SIMATIC S7-1500

Part Number 6ES7540-1AB00-0AA0

Type Communication Module (CM) PTP

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RS422/RS485 Serial Interface Supports Freeport, 3964(R), USS Protocols Up to 19200 Kbit/s Transmission Rate 15-Pin D-sub Connector S7-1500 Integration Reliable Serial Communication

Product description

The Siemens 6ES7540-1AB00-0AA0 is a Communication Module (CM) PTP for the SIMATIC S7-1500 system, enabling serial connections via RS422 or RS485. It supports protocols such as Freeport, 3964 (R), and USS, with a maximum transmission rate of 19200 Kbit/s. This module features a 15-pin D-sub socket for connection.

This module is essential for integrating devices that communicate over serial RS422/RS485 interfaces into the S7-1500 network. It is commonly used in industrial automation for connecting to older equipment, distributed I/O, printers, barcode scanners, or other serial devices in manufacturing, logistics, and process industries.

Stanlo Automation, a veteran-owned supplier of surplus industrial parts, provides the Siemens 6ES7540-1AB00-0AA0. We ensure reliable components for your automation needs. Get competitive pricing and fast shipping from Stanlo, your trusted source for industrial automation solutions.

Technical specifications

Manufacturer	Siemens
Series	SIMATIC S7-1500
Part Number	6ES7540-1AB00-0AA0
Type	Communication Module (CM) PTP
Interface	RS422/RS485
Protocols	Freeport, 3964 (R), USS
Max Baud Rate	19200 Kbit/s
Connector	15-Pin D-sub Socket

Common applications

Industrial Networking

Legacy Device Integration

Barcode Scanners

Serial Printers

Distributed I/O

Process Control Interfaces

Compatible systems

SIMATIC S7-1500 PLC Systems

Also known as

Siemens S7-1500 CM PTP RS422/485 BA 6ES75401AB000AA0 Siemens Serial Communication Module

Replaces / compatible with

Used with Siemens SIMATIC S7-1500 PLCs for serial communication. Replaces older serial communication modules or direct serial ports on controllers.

Technical note

Expert tip

Ensure proper termination resistors are used when implementing RS485 communication to maintain signal integrity over longer distances.

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Frequently asked questions

What serial protocols does the Siemens 6ES7540-1AB00-0AA0 module support?

The Siemens 6ES7540-1AB00-0AA0 module supports Freeport, 3964 (R), and USS protocols for serial communication over RS422/RS485 interfaces.