Why Choose the ABB TA5142-RS485W Serial Adapter Option Board?
The ABB 1SAP187300R0203 TA5142-RS485W is a compact and reliable RS485 serial adapter option board designed for ABB AC500-eCo programmable logic controllers. It provides a non-isolated RS485 communication interface, enabling efficient serial data exchange between PLCs and industrial devices such as HMIs, instrumentation, remote I/O systems and field communication networks.
As part of the ABB AC500-eCo accessory range, the TA5142-RS485W offers a cost-effective solution for expanding communication capabilities without requiring additional communication modules. The option board integrates directly with compatible controllers and includes spring terminals for fast and secure installation.
Featuring a non-isolated RS485 interface, support for industrial serial communications and a wide temperature design, the TA5142-RS485W is ideally suited for industrial automation systems requiring dependable and economical serial connectivity.
Key Advantages
Compact RS485 serial communication expansion board.
Non-isolated RS485 interface for cost-effective connectivity.
Supports industrial serial communication applications.
Wide temperature version for demanding environments.
Spring terminal connections included.
Simple option board installation.
Designed specifically for ABB AC500-eCo controllers.
Key Features
ABB TA5142-RS485W serial adapter option board.
RS485 serial communication interface.
Non-isolated communication design.
Spring terminals included.
Wide temperature (W) version.
Compatible with ABB AC500-eCo PLCs.
Compact board-level installation.
Designed for industrial communication applications.
Efficient RS485 Communication for Industrial Automation
The TA5142-RS485W enables ABB AC500-eCo controllers to communicate with a wide range of industrial devices using the proven RS485 communication standard. Typical applications include machine automation, instrumentation systems, operator interfaces and industrial networking solutions.
Its compact design and spring terminal connections simplify installation and commissioning while helping reduce panel space requirements. The wide temperature specification provides dependable operation in demanding industrial environments.
Typical Applications
Industrial automation systems.
Machine control applications.
Operator interface communication.
Remote monitoring systems.
Industrial instrumentation.
OEM machinery and equipment.
Manufacturing automation projects.
Technical Specifications
Series
AC500-eCo Accessories
Product ID
1SAP187300R0203
Product type
Serial adapter option board
Communication interface
RS485
Isolation
Non-isolated
Terminal type
Spring terminals
Compatible platform
ABB AC500-eCo PLC
Mounting type
Internal option board
Temperature version
Wide temperature
Dimensions (H × W × D)
42 × 28.5 × 54.2 mm
Weight
approx. 0.018 kg
HS Code
85389091
Country of Manufacture
Germany
Frequently Asked Questions
What is the ABB TA5142-RS485W used for?
The TA5142-RS485W provides an RS485 serial communication interface for compatible ABB AC500-eCo programmable logic controllers.
What communication standard does the module support?
The module supports RS485 serial communication for connecting industrial devices and automation equipment.
Is the communication interface isolated?
No, the TA5142-RS485W features a non-isolated RS485 interface.
What does the W designation indicate?
The W designation identifies the module as a wide temperature version suitable for demanding industrial environments.
Which PLC platform is compatible with this option board?
The module is designed specifically for compatible ABB AC500-eCo programmable logic controllers.
Trusted by Automation Engineers Worldwide
ABB AC500-eCo communication option boards provide reliable and flexible connectivity solutions, helping engineers integrate industrial communication devices into modern automation systems with confidence.
Series
AC500-eCo Accessories
Product ID
1SAP187300R0203
Product type
Serial adapter option board
Communication interface
RS485
Isolation
Non-isolated
Terminal type
Spring terminals
Compatible platform
ABB AC500-eCo PLC
Mounting type
Internal option board
Temperature version
Wide temperature
Dimensions (H × W × D)
42 × 28.5 × 54.2 mm
Weight
approx. 0.018 kg
HS Code
85389091
Country of Manufacture
Germany
No documents available for this product.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...