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USC-B5-RA28 Unitronics Unistream PLC with 14 digital/2 analog inputs, 8 relay and 2 analog outputs
Unitronics USC-B5-RA28 UniStream PLC with Virtual HMI, 14 digital inputs, 2 analogue inputs, 2 temperature inputs, 8 relay outputs, 2 analogue outputs and advanced industrial communications.
£559.32
Why Choose the Unitronics USC-B5-RA28 UniStream PLC?
The Unitronics USC-B5-RA28 is a powerful UniStream® Standard PLC with Virtual HMI designed for advanced industrial automation, machine control and process applications. Combining integrated digital, analogue, temperature and relay I/O with powerful communications and cloud connectivity, the USC-B5-RA28 provides a complete automation platform for modern industrial environments.
As part of the Unitronics UniStream Standard Series, this DIN rail mounted PLC offers advanced processing capabilities, integrated Virtual HMI functionality and support for a wide range of industrial communication protocols. Operators can access and control applications remotely via PCs, tablets, smartphones or external displays without requiring a dedicated HMI panel.
With 14 digital inputs, 2 analogue inputs, 2 temperature inputs, 8 relay outputs, 2 analogue outputs, dual Ethernet ports and support for up to 2048 I/O points, the USC-B5-RA28 delivers exceptional flexibility for demanding automation and Industry 4.0 applications.
Key Advantages
- Powerful UniStream Standard PLC with Virtual HMI.
- 14 digital inputs including high-speed counter channels.
- 2 analogue inputs and 2 analogue outputs.
- 2 RTD / thermocouple temperature inputs.
- 8 relay outputs for industrial load switching.
- Dual Ethernet ports with advanced industrial networking support.
- Expandable architecture supporting up to 2048 I/O points.
- Integrated UniCloud connectivity for IIoT applications.
Key Features
- Unitronics UniStream Standard PLC.
- 14 isolated digital inputs.
- 2 analogue inputs (0-10 V / 0-20 mA / 4-20 mA).
- 2 temperature inputs supporting RTD and thermocouple sensors.
- 8 isolated relay outputs.
- 2 analogue outputs (0-10 V, ±10 V, 0-20 mA, 4-20 mA).
- 2 × Ethernet RJ45 ports.
- USB Host and Mini USB programming ports.
- 512 MB RAM.
- 3 GB system memory and 1 GB user memory.
- MicroSD card support.
- Virtual HMI functionality.
Advanced Automation Control with Integrated Analogue and Temperature I/O
The USC-B5-RA28 combines PLC processing, integrated I/O and Virtual HMI functionality within a single controller platform. The inclusion of analogue inputs, analogue outputs and dedicated temperature inputs allows the controller to manage complex process control applications involving sensors, transmitters, heating systems and industrial instrumentation.
Its extensive communication support includes Ethernet/IP, EtherCAT, Modbus TCP, BACnet, CANopen, KNX, UniCAN and additional industrial protocols. Combined with UniCloud connectivity and remote access capabilities, the controller is ideally suited for Industry 4.0 and IIoT deployments.
Typical Applications
- Industrial machine control.
- Process automation systems.
- Temperature control applications.
- Water and wastewater treatment.
- OEM equipment automation.
- Building management systems.
- Energy monitoring and control.
- Industrial IoT and remote monitoring projects.
Technical Specifications
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| Communication | Ethernet | |
|---|---|---|
| Product Series | Unitronics UniStream | |
| Device Type | CPU / Controller | |
| Coil / Supply Voltage | 24 V DC | |
| Digital Inputs | 14 | |
| Digital Outputs | 8 | |
| Analogue I/O | 2 AI / 2 AO | |
| Output Type | Relay | |
| Voltage | 24 V | |
| IP Rating | IP20 | |
| Series | UniStream Standard | |
| Product type | Programmable Logic Controller (PLC) | |
| Supply voltage | 24 V DC | |
| Operating voltage range | 20.4 to 28.8 V DC | |
| Digital inputs | 14 × 24 V DC sink/source | |
| High-speed counter inputs | 2 channels up to 90 kHz | |
| Analogue inputs | 2 × 0-10 V / 0-20 mA / 4-20 mA | |
| Temperature inputs | 2 × RTD / Thermocouple | |
| Analogue input resolution | 14-bit | |
| Relay outputs | 8 × SPST-NO relay outputs | |
| Relay rating | 250 V AC / 30 V DC, 2 A resistive load | |
| Analogue outputs | 2 × 0-10 V, ±10 V, 0-20 mA, 4-20 mA | |
| Analogue output resolution | 12-bit | |
| Ethernet ports | 2 × RJ45 10/100 Base-T | |
| USB ports | 1 × USB Host, 1 × Mini USB | |
| RAM | 512 MB | |
| System memory | 3 GB | |
| User memory | 1 GB | |
| I/O expansion capacity | Up to 2048 I/O points | |
| Mounting type | DIN rail | |
| Protection rating | IP20 / NEMA 1 | |
| Dimensions (W × H × D) | 121 × 123.2 × 63.9 mm | |
| Operating temperature | -20°C to +55°C |
Frequently Asked Questions
What is the Unitronics USC-B5-RA28 used for?
The USC-B5-RA28 is a programmable logic controller used for industrial automation, process control, machine control and monitoring applications.
How many inputs and outputs are included?
The controller includes 14 digital inputs, 2 analogue inputs, 2 temperature inputs, 8 relay outputs and 2 analogue outputs.
What temperature sensors are supported?
The controller supports both RTD sensors and thermocouple inputs, making it suitable for process and temperature control applications.
Does the controller support Ethernet networking?
Yes. The USC-B5-RA28 features two integrated Ethernet ports and supports a wide range of industrial communication protocols.
How many I/O points can the PLC support?
The USC-B5-RA28 can support expansion up to approximately 2048 I/O points using local and remote I/O modules.
Trusted for Advanced Industrial Automation
Unitronics UniStream controllers are trusted worldwide by automation engineers and machine builders for their integrated I/O, Virtual HMI technology, advanced communications and scalable industrial control capabilities.
