USC-B5-R38 Unitronics Unistream PLC with 24 digital/2 analog inputs and 12 relay outputs

Why Choose the Unitronics USC-B5-R38 UniStream PLC Controller?

The Unitronics USC-B5-R38 is a powerful UniStream programmable logic controller (PLC) with integrated I/O designed for industrial automation and machine control systems. As part of the UniStream Standard series, it combines a high-performance CPU with a comprehensive set of built-in inputs and outputs, enabling engineers to control machinery, monitor processes and manage industrial equipment from a compact DIN-rail mounted controller.

The USC-B5-R38 integrates 24 digital inputs, 2 analogue inputs and 12 relay outputs, allowing direct connection to sensors, switches, actuators and control devices. This configuration reduces external modules and wiring complexity while providing a reliable automation platform for manufacturing systems and industrial equipment.

UniStream controllers also provide advanced communication capabilities including Ethernet networking and support for multiple industrial protocols. With Virtual HMI functionality, operators can monitor and control machines remotely from PCs, mobile devices or compatible display units without requiring a dedicated panel.

Key Advantages

• Integrated PLC CPU with built-in I/O for compact automation systems.
• 12 relay outputs suitable for switching industrial loads.
• 24 digital inputs including high-speed counter channels.
• 2 analogue inputs for voltage or current sensor signals.
• Advanced communication support for industrial networks.
• Supports remote monitoring and control through Virtual HMI.

Key Features

• UniStream PLC controller with integrated I/O.
• 24 digital inputs (24 V DC sink/source).
• 12 relay outputs for switching control loads.
• 2 analogue inputs (0–10 V / 0–20 mA).
• 512 MB RAM with large system and user storage.
• Dual Ethernet ports for industrial networking.
• USB host and USB device ports for programming and connectivity.
• Expandable architecture supporting large distributed I/O systems.

Technical Specifications

• Manufacturer: Unitronics
• Series: UniStream PLC
• Model: USC-B5-R38
• Controller type: PLC CPU with built-in I/O
• Digital inputs: 24 — 24 V DC sink/source (including high-speed counter channels)
• Analogue inputs: 2 — inputs (0–10 V / 0–20 mA, 12-bit resolution)
• Digital outputs: 12 — relay outputs (isolated)
• Supply voltage: 20.4 to 28.8 V DC (24 V DC nominal)
• Memory: 512 MB RAM
• System storage: 3 GB system ROM + 1 GB user ROM
• Communication ports: 2 — Ethernet RJ45, USB host, USB device
• I/O expansion: up to approximately 2,048 I/O points
• Mounting: DIN rail
• Protection rating: IP20 / NEMA 1
• Operating temperature: approximately −20 °C to +55 °C

Industrial PLC Control Systems

Programmable logic controllers are central to modern industrial automation systems. Platforms such as the UniStream series provide powerful computing capability, integrated networking and scalable I/O architecture that allow engineers to control machinery, monitor production processes and integrate automation systems across industrial networks.

The USC-B5-R38 provides a flexible automation platform capable of supporting machine control, process monitoring and remote management within a single controller.

Typical Applications

• Industrial machine automation and control.
• Packaging and production line systems.
• Material handling and conveyor automation.
• Process monitoring and industrial equipment control.
• Smart manufacturing and factory automation.