USC-C5-RA28 Unitronics Unistream PLC with 14 digital/2 analog inputs, 8 relay and 2 analog outputs

Why Choose the Unitronics USC-C5-RA28 UniStream Cloud PLC?

The Unitronics USC-C5-RA28 is a powerful DIN-rail mounted Programmable Logic Controller (PLC) with integrated I/O and built-in UniCloud connectivity, designed for industrial automation, machine control and Industry 4.0 applications. As part of the advanced UniStream Cloud C5 series, it combines high-performance PLC processing, integrated analogue and temperature measurement capabilities and cloud-enabled monitoring within a compact and scalable automation platform.

Designed for OEM machine builders, system integrators and industrial automation engineers, the USC-C5-RA28 delivers advanced control functionality alongside seamless cloud connectivity. Through UniCloud, users can monitor machine performance, receive alarms, analyse production data and access equipment remotely without requiring additional communication gateways.

Featuring 14 digital inputs, 2 analogue inputs, 2 temperature inputs, 8 relay outputs and 2 analogue outputs, the USC-C5-RA28 provides a versatile automation solution for process control, manufacturing systems and industrial machinery. The built-in I/O configuration reduces hardware requirements while simplifying installation and commissioning.

Key Advantages

• Integrated UniCloud connectivity for remote monitoring and diagnostics.
• 14 digital inputs and 8 relay outputs for versatile machine control.
• 2 analogue inputs and 2 analogue outputs for process automation.
• 2 temperature inputs supporting RTD and thermocouple sensors.
• Dual Ethernet ports for industrial networking and IIoT integration.
• Supports expansion with Uni-I/O, Remote I/O and Uni-COM modules.
• Compact DIN-rail mounted design for control cabinet installation.

Key Features

• Unitronics UniStream Cloud C5 series.
• 14 digital inputs (24 V DC sink/source).
• 2 analogue inputs (0-10 V / 0-20 mA, 14-bit).
• 2 temperature inputs supporting RTD and thermocouple sensors.
• 8 relay outputs.
• 2 analogue outputs configurable for voltage or current signals.
• Integrated UniCloud connectivity with included cloud subscription.
• 2 Ethernet ports (10/100 Base-T).
• USB Host and USB Device ports.
• Supports MQTT, Modbus TCP, EtherNet/IP, CANopen, SNMP and BACnet.
• Web Server, SQL Client, FTP and VNC support.
• Expandable up to 2,048 I/O points.

Technical Specifications

• Manufacturer: Unitronics
• Series: UniStream Cloud C5
• Model: USC-C5-RA28
• Product type: PLC controller with integrated I/O
• Supply voltage: 24 V DC nominal
• Operating voltage range: 20.4 to 28.8 V DC
• Digital inputs: 14 x 24 V DC sink/source
• High-speed inputs: 2 channels up to 90 kHz
• Analogue inputs: 2 x 0-10 V / 0-20 mA, 14-bit
• Temperature inputs: 2 x RTD / thermocouple
• Relay outputs: 8 x SPST-NO relay outputs
• Analogue outputs: 2 x 0-10 V / ±10 V / 0-20 mA / 4-20 mA
• Ethernet ports: 2 x RJ45 10/100 Base-T
• USB ports: USB Host and USB Device
• Memory: 512 MB RAM, 3 GB system memory, 1 GB user memory
• Protection rating: IP20
• Mounting type: DIN-rail mounting
• I/O expansion: Up to 2,048 I/O points

Advanced Process Control with Cloud Connectivity

The USC-C5-RA28 combines powerful PLC processing, integrated I/O and cloud-enabled functionality in a single compact controller. Built-in analogue, temperature and relay I/O make it particularly suitable for process control applications involving sensors, actuators, heating systems and industrial equipment.

With support for advanced industrial communication protocols, remote access technologies and UniCloud services, the USC-C5-RA28 enables engineers to deploy connected automation systems with enhanced visibility, diagnostics and operational efficiency.

Typical Applications

• Industrial machine automation.
• Process control systems.
• Temperature-controlled production equipment.
• Water and wastewater treatment.
• Material handling systems.
• Energy management and monitoring.
• Industrial data acquisition systems.
• Industry 4.0 and IIoT deployments.

Trusted by Automation Engineers Worldwide

Unitronics UniStream Cloud PLCs are trusted by OEM manufacturers, machine builders and automation professionals seeking scalable industrial control, integrated cloud connectivity and advanced communication capabilities.