Milesight DI/DO Controller CTRL-UC300

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Brand New & Sealed with Manufacturer Warranty

Milesight DI/DO Controller CTRL-UC300

The UC300 series is an IoT controller designed for remote monitoring, control, and data collection across a wide range of devices. It features multiple I/O interfaces, including analog inputs, digital inputs, relay outputs, serial ports, and PT100 RTD inputs, enabling flexible device connectivity. Data transmission is supported via LoRaWAN.

The UC300 also supports configurable trigger conditions and automated actions, allowing it to operate independently even during network interruptions. When integrated with the Milesight IoT Cloud platform, users can conveniently monitor and control connected devices through a web interface or mobile application.

Built with an industrial-grade design and housed in an IP30-rated metal enclosure, the UC300 is well-suited for indoor applications such as smart factories and building automation systems.

• Compatible with a wide range of wired devices via DIO, AI, RS232, RS485, and PT100 RTD interfaces
• Supports wireless communication over LoRaWAN
• Enables multiple trigger conditions and automated actions
• Integrated watchdog ensures stable and reliable device operation
• Durable industrial metal enclosure designed for a wide operating temperature range
• Fully compliant with standard LoRaWAN® gateways and network servers
• Seamless device management through the Milesight IoT Cloud platform

Specifications

Wireless Transmission
Technology: LoRaWAN

LoRaWAN
Antenna Connector: 1 × 50 SMA (center pin: SMA female)
Frequency Bands: CN470, IN865, EU868, RU864, US915, AU915, KR920, AS923-1&2&3&4
Transmit Power: 16 dBm (868 MHz), 22 dBm (915 MHz), 19 dBm (470 MHz)
Sensitivity: -137 dBm (at 300 bps)
Mode: OTAA / ABP Class C

Cellular
Antenna Connector: 1 × 50 SMA (center pin: SMA female)
SIM Slot: 1 × Micro SIM (3FF)
Application Modes: TCP, UDP, MQTT, AWS, Milesight IoT Cloud, SMS

Data Interfaces
Interface Type: 3.5 mm terminal block

I/O
Ports: 4 × DI + 2 × DO
Digital Input: Opto-isolated, 3—24 VDC (pulse counter supported)
Digital Output: SPDT relay, 3A - DC max 30 V / AC max 250 V

Serial Port
Ports: 1 × RS232 + 1 × RS485
Baud Rate: 1200—115200 bps
Protocol: Transparent (RS232), Modbus RTU (RS485)

Analog Input
Ports: 2 × 4—20 mA + 2 × 0—10 V
Resolution: 12-bit

Analog Input (RTD)
Ports: 2 × PT100 RTD inputs
Input Connections: 2/3-wire
Resolution: 12-bit
Temperature Range: -200°C to +800°C

Other
Configuration Port: 1 × Type-C
LED Indicators: 1 × System, 1 × ACT
Built-in Functions: Watchdog, Timer

Physical Characteristics
Power Connector: 3.5 mm terminal block
Power Supply: 5—24 VDC
Material & Colour: Black metal enclosure
Ingress Protection: IP30
Operating Temperature: -20°C to +60°C (-4°F to +140°F)
Relative Humidity: 0% to 95% (non-condensing at 25°C / 77°F)
Dimensions: 93 × 70 × 22 mm
Installation: Desktop, wall mounting, DIN rail mounting