Unitronics URC-01RS48 communication module featuring one RS485 half-duplex serial communication port for industrial automation, Modbus RTU networking and control system connectivity.
SKU:URC-01RS48Alt SKU:URC01RS48MPN:URC-01RS48
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Why Choose the Unitronics URC-01RS48 Communication Module?
The Unitronics URC-01RS48 is a dedicated RS485 communication module designed to expand connectivity options within Unitronics industrial automation systems. As part of the Unitronics communication module range, it provides a reliable half-duplex RS485 serial communication interface for connecting PLCs, HMIs, drives, sensors, energy meters, Modbus RTU devices and other industrial field equipment.
Designed for industrial environments, the URC-01RS48 enables dependable long-distance serial communications while supporting multi-device network architectures. Its compact design allows seamless integration into Unitronics control systems while maintaining reliable data exchange across demanding automation applications.
Featuring one RS485 half-duplex communication port, the URC-01RS48 is ideal for Modbus RTU networks, industrial instrumentation and distributed control systems. RS485 technology provides excellent noise immunity and supports longer communication distances than traditional RS232 interfaces, making it well suited for factory automation environments.
Key Advantages
Dedicated RS485 communication expansion module.
1 half-duplex RS485 port for industrial networking.
Suitable for Modbus RTU and serial automation applications.
Supports communication with drives, meters, sensors and field devices.
Excellent noise immunity for industrial environments.
Compact design for easy system integration.
Key Features
Unitronics communication module.
1 RS485 half-duplex serial port.
Industrial communication expansion capability.
Supports multi-drop serial networking.
Reliable long-distance data transmission.
Designed for industrial automation systems.
Compact installation footprint.
Simple configuration and maintenance.
Reliable Industrial RS485 Communication
The Unitronics URC-01RS48 provides a dependable RS485 communication interface for industrial automation systems. By enabling communication between controllers and field devices, it supports data acquisition, process monitoring, machine integration and distributed automation applications.
Its half-duplex RS485 architecture is ideal for industrial networks requiring multiple devices on a single communication line. The module supports robust communications over long cable runs and provides reliable operation in electrically noisy industrial environments.
Typical Applications
Modbus RTU networks.
Variable speed drive communications.
Energy meter integration.
Industrial sensor networking.
Building management systems.
Machine automation and process control.
Technical Specifications
Product type
Communication module
Communication interface
RS485
Number of ports
1
Communication mode
Half duplex
Network type
Multi-drop serial communication
Protocol support
Modbus RTU and serial communications
Mounting type
System expansion module
Application
Industrial serial networking
Industrial use
Automation and control systems
Status indication
Integrated communication status LEDs
Frequently Asked Questions
What is the Unitronics URC-01RS48 used for?
The URC-01RS48 is used to provide RS485 serial communication between Unitronics automation systems and industrial field devices.
How many communication ports does the module provide?
The module provides one RS485 half-duplex communication port.
What devices can be connected to the URC-01RS48?
The module can communicate with drives, sensors, energy meters, instrumentation and other RS485-compatible devices.
Does the module support Modbus RTU?
Yes, the URC-01RS48 is suitable for Modbus RTU and other industrial serial communication applications.
Where is the URC-01RS48 typically used?
The module is commonly used in industrial automation, machine control, process monitoring and distributed control systems.
Trusted by Industrial Automation Professionals
Unitronics communication modules are widely used by machine builders and automation engineers to provide dependable connectivity, reliable data exchange and seamless integration with industrial field devices.
Product type
Communication module
Communication interface
RS485
Number of ports
1
Communication mode
Half duplex
Network type
Multi-drop serial communication
Protocol support
Modbus RTU and serial communications
Mounting type
System expansion module
Application
Industrial serial networking
Industrial use
Automation and control systems
Status indication
Integrated communication status LEDs
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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.
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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...