IoT controller - LoRaWAN and cellular I/O connectivity: UC300 Series | Milesight

The UC300 Series is an IoT controller designed for remote control and data acquisition from wired field devices. It integrates multiple I/O interfaces, including digital input, digital output, analog input, RS232, RS485 and PT100 RTD input.

The series is available in LoRaWAN® versions and cellular versions, allowing remote device data transmission through LoRaWAN® or 3/4G networks depending on the selected model. It is designed for indoor applications such as smart factory and building automation.

Advantages

• Flexible connectivity: available with LoRaWAN® or 3/4G cellular communication depending on deployment requirements.
• Multiple wired interfaces: connects to diverse devices through DIO, AI, RS232, RS485 and PT100 RTD input interfaces.
• Modbus capability: supports reading 32 Modbus registers and can connect up to 32 Modbus devices.
• Autonomous control logic: supports multiple triggering conditions and actions, including operation when the network is dropped.
• Industrial construction: designed with an IP30 metal case and a wide operating temperature range.
• Cloud management: compatible with the Milesight IoT Cloud solution for remote monitoring and control via web server or mobile app.

Main features

• Digital I/O: 4 × DI + 2 × DO, with opto-isolated digital inputs from 3–24 VDC.
• Digital input modes: digital input and pulse counter, with input frequency up to ≤ 4000 Hz.
• Relay output: SPDT relay contact rating up to 3A@DC 30 V or AC 250 V.
• Serial ports: 1 × RS232 and 1 × RS485, with baud rate from 1200 to 115200 bps.
• Analog inputs: 2 × 4–20 mA and 2 × 0–10 V, 12-bit resolution.
• Analog accuracy: ±5% for 4–20 mA and ±1% for 0–10 V.
• PT100 RTD inputs: 2 × PT100 RTD inputs, 2- or 3-wire connection, range from -200°C to 800°C.
• Power supply: 5–24 VDC by terminal block or 5 V by USB Type-C.
• Configuration: via USB Type-C or downlink.
• Operating conditions: -20°C to 60°C and 0 to 95% RH, non-condensing.
• Installation: desktop, wall mounting or DIN rail mounting.
• Dimensions: 93 × 70 × 22 mm, antenna connector excluded.

Typical applications

• Smart factory remote I/O monitoring and control.
• Building automation for connected equipment supervision.
• Remote Modbus device data acquisition through RS485 communication.
• Analog signal acquisition from 4–20 mA and 0–10 V devices.
• Temperature monitoring using PT100 RTD inputs.
• Relay-based control using local trigger conditions and IF-THEN commands.

Why choose IoT controller - LoRaWAN and cellular I/O connectivity: UC300 Series

The UC300 Series provides a practical interface between wired industrial or building devices and remote IoT networks. With LoRaWAN® and cellular versions, multiple I/O interfaces, Modbus support, PT100 RTD input and local trigger logic, it is suited to indoor deployments requiring reliable data acquisition and remote control. ES Canada supports Canadian customers with product selection assistance and technical guidance for Environmental IoT deployments.