Unitronics URA-0400O UniStream Remote I/O analogue input module featuring 4 analogue current inputs supporting 0-20 mA and 4-20 mA signals with 12-bit resolution.
SKU:URA-0400OAlt SKU:URA0400OMPN:URA-0400O
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Why Choose the Unitronics URA-0400O Remote I/O Module?
The Unitronics URA-0400O is a compact and highly reliable analog input remote I/O module designed for industrial automation and process control applications. As part of the advanced Unitronics UniStream Remote I/O series, it provides accurate acquisition of analogue current signals from sensors, transmitters and field devices used throughout modern industrial systems.
This module offers dependable analogue signal monitoring while helping engineers expand UniStream control systems with additional remote I/O capacity. Its slim DIN rail design enables high-density installations, while built-in diagnostic features and LED status indicators simplify commissioning and maintenance.
With 4 analogue current inputs supporting both 0-20 mA and 4-20 mA signals, the URA-0400O is ideal for monitoring pressure transmitters, flow sensors, level instruments and process measurement equipment. Its robust industrial design ensures reliable performance even in demanding environments.
Key Advantages
Compact remote analogue input module for UniStream systems.
4 analogue current inputs supporting 0-20 mA and 4-20 mA signals.
12-bit analogue resolution for accurate process monitoring.
Suitable for distributed and remote I/O architectures.
Wide 18-32 V DC operating voltage range.
Extended operating temperature range for harsh industrial environments.
Key Features
Unitronics UniStream Remote I/O series.
4 analogue current inputs.
Input ranges: 0-20 mA and 4-20 mA.
12-bit conversion resolution.
DIN rail mounting design.
Integrated status LEDs for diagnostics.
Compact 12 mm wide housing.
Designed for distributed automation systems.
Accurate Process Signal Acquisition
The Unitronics URA-0400O is designed to capture and process analogue current signals from industrial sensors and instrumentation. Its 12-bit conversion technology provides dependable signal accuracy for monitoring and control applications where precise measurement is essential.
When integrated into a UniStream Remote I/O system, the module enables scalable and flexible automation architectures while maintaining reliable communication between field devices and the central controller.
Typical Applications
Process automation systems.
Water and wastewater treatment plants.
Industrial monitoring and control systems.
Pressure, flow and level measurement applications.
Building management and utilities systems.
Remote and distributed I/O installations.
Technical Specifications
Voltage
32 V
IP Rating
IP20
Series
UniStream Remote I/O
Product type
Analog input remote I/O module
Analogue inputs
4
Input signal range
0-20 mA / 4-20 mA
Resolution
12-bit
Supply voltage
18-32 V DC (24 V DC nominal)
Protection rating
IP20 / NEMA 1
Mounting type
DIN rail
Operating temperature
-40°C to +70°C
Dimensions (H × W × D)
70 × 12 × 99 mm
Weight
Approx. 58 g
Frequently Asked Questions
What is the Unitronics URA-0400O used for?
The URA-0400O is used to acquire analogue current signals from industrial sensors and transmitters for monitoring and control applications.
How many analogue inputs does the module provide?
The module provides 4 analogue current input channels.
Which signal ranges are supported?
The URA-0400O supports both 0-20 mA and 4-20 mA analogue current signals.
What power supply is required?
The module operates from a 24 V DC nominal supply with an operating range of 18-32 V DC.
Where is the URA-0400O typically installed?
The module is designed for DIN rail mounting within industrial control panels and automation cabinets.
Trusted for Industrial Automation Applications
Unitronics UniStream Remote I/O modules are widely deployed in industrial automation systems where reliable signal acquisition, scalable control architectures and dependable field connectivity are essential.
Voltage
32 V
IP Rating
IP20
Series
UniStream Remote I/O
Product type
Analog input remote I/O module
Analogue inputs
4
Input signal range
0-20 mA / 4-20 mA
Resolution
12-bit
Supply voltage
18-32 V DC (24 V DC nominal)
Protection rating
IP20 / NEMA 1
Mounting type
DIN rail
Operating temperature
-40°C to +70°C
Dimensions (H × W × D)
70 × 12 × 99 mm
Weight
Approx. 58 g
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.
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...