USC-B5-B1 Unitronics Unistream PLC

Why Choose the Unitronics USC-B5-B1 UniStream PLC Controller?

The Unitronics USC-B5-B1 is a powerful UniStream® PLC CPU controller designed for advanced industrial automation, machine control and process applications. As part of the UniStream Standard Series, this controller delivers exceptional processing power, extensive communication capabilities and Virtual HMI functionality, enabling engineers to create sophisticated automation systems without requiring a dedicated operator panel.

Built for demanding industrial environments, the USC-B5-B1 combines high-speed PLC performance with extensive networking support, including Ethernet/IP, Modbus TCP, EtherCAT and numerous industrial communication protocols. Its scalable architecture allows seamless integration with distributed I/O systems, drives, HMIs and enterprise-level networks.

Featuring 512 MB RAM, 3 GB system memory, 1 GB user memory, dual Ethernet ports and support for up to 2048 I/O points, the USC-B5-B1 provides a future-proof automation platform suitable for machine builders, OEMs and industrial control engineers.

Key Advantages

• High-performance PLC CPU controller for advanced automation systems.
• Virtual HMI functionality for remote monitoring and operation.
• Dual Ethernet ports for industrial networking.
• Supports Ethernet/IP, Modbus TCP, EtherCAT, BACnet, CANopen and more.
• Expandable architecture supporting up to 2048 I/O points.
• Suitable for machine control, process automation and Industry 4.0 applications.

Key Features

• Unitronics UniStream Standard PLC.
• PLC CPU module without built-in I/O.
• 512 MB RAM.
• 3 GB system ROM and 1 GB user ROM.
• 2 × Ethernet RJ45 ports.
• USB host and USB programming ports.
• Support for UniCloud remote connectivity.
• Virtual HMI support via PC, mobile device or display.
• MicroSD card support.
• DIN rail mounting.

Technical Specifications

• Manufacturer: Unitronics
• Series: UniStream Standard
• Model: USC-B5-B1
• Product type: PLC CPU processor module
• Memory: 512 MB RAM
• System memory: 3 GB ROM
• User memory: 1 GB ROM
• Supply voltage: 10.2 to 28.8 V DC
• Nominal voltage: 12 / 24 V DC
• Ethernet ports: 2 × RJ45
• USB ports: 1 × USB Host, 1 × Mini USB
• Supported protocols: Ethernet/IP, EtherCAT, Modbus TCP, BACnet, CANopen, KNX, RS-232, RS-485, UniCAN
• I/O expansion capacity: Up to 2048 I/O points
• Mounting type: DIN rail
• Protection rating: IP20 / NEMA 1
• Operating temperature: -20°C to +55°C
• Dimensions (W × H × D): Approx. 121 × 123.2 × 63.9 mm

Advanced PLC Control with Virtual HMI

The USC-B5-B1 combines PLC processing and HMI functionality within a single controller platform. Through Virtual HMI technology, operators can access machine interfaces from PCs, tablets, smartphones or dedicated displays, reducing hardware costs while improving operational flexibility.

Its extensive communication support enables seamless integration with modern industrial networks, remote I/O systems and cloud-based monitoring platforms. The controller is ideal for manufacturers seeking scalable automation solutions that support future expansion and Industry 4.0 initiatives.

Typical Applications

• Industrial machine control.
• OEM equipment automation.
• Packaging machinery.
• Material handling systems.
• Process control applications.
• Building automation systems.
• Water and wastewater treatment.
• Industrial IoT and remote monitoring projects.

Trusted for Advanced Industrial Automation

Unitronics UniStream controllers are trusted worldwide by automation engineers, machine builders and system integrators for powerful processing, advanced networking capabilities and flexible industrial control solutions.