Cellular & NB-IoT Remote I/O
(2G/3G/4G/NB-IoT)
- Synchronize configuration from Ursalink Cloud
- Execute by custom logic formula
- Operate autonomously while network is unavailable

Extend Your Network Reach of End Nodes
The UC3x series is smart I/O product with an embedded cellular/NB-IoT modem. The intelligent software and ultra-compact portable form factor design make it an ideal solution for a variety of industrial applications like field device monitoring, remote controlling and data acquisition.
UC3x22
2xAI, 1xDI, 1xRelay Output
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UC3x14
2xDI, 2xRelay Output
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UC3x52
1xDI, 1xRelay Output, 1xRS232, 1xRS485
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Take Control of Every THING
UC3x22 is a multiple I/O device widely used for capturing analog and digital signals like logic states, temperatures, voltages, currents and resistances. Also, it is an intelligent remote I/O controller with rich trigger condition & action commands for monitoring and control of remote devices.
Product Features
Easy configuration by USB and Ursalink Cloud
1 alarm input, 1 relay output and 2 analog inputs
Support for 4–20 mA analog devices
Customizable conditions & programmable actions
Analog to digital conversion
Hundreds of combinations of trigger conditions and actions
Support global GSM/WCDMA/4G LTE networks
Execute actions by triggered conditions autonomously
Transmit data to AWS, private UDP/TCP server or MQTT broker
Take Control of Every THING
Embedded with a range of trigger conditions and actions, UC3x14 series enables users to create various combinations of commands accordingly. Benefiting from the management on Ursalink Cloud, users can easily monitor and control the remote equipment without traveling on site back and forth.
Product Features
Easy operation
anywhere and anytime
2 alarm input and 2 relay drivable outputs
Industrial metal
enclosure
Customizable conditions & programmable actions
Quick configuration by USB and Ursalink Cloud
Hundreds of combinations of trigger conditions and actions
Support global GSM/WCDMA/4G LTE network
Report updated I/O status to Cloud if any changes are detected
Transmit data to AWS, private UDP/TCP server or MQTT broker
Take Control of Every THING
UC3x52 features 2 serial ports, 1 alarm input and 1 relay output. With built-in cellular modem, UC3x52 can easily collect data from serial and I/O devices and transmit them through UDP/TCP and MQTT protocols to users’ on-premises server as well as the public cloud like AWS, Azure and Google Cloud. In addition, UC3x52 is an intelligent remote I/O controller with rich trigger condition & action commands for monitoring and control of remote devices.
Product Features
Easy configuration by USB and Ursalink Cloud
2 serial interfaces (1 RS232, 1 RS485) with 1 alarm input and 1 relay output
Collect data from Modbus slave device
Customizable conditions & programmable actions
Integrate legacy serial and I/O devices into cloud
Hundreds of combinations of trigger conditions and actions
Support global GSM/WCDMA/4G LTE networks
Execute actions by triggered conditions autonomously
Transmit data to AWS, private UDP/TCP server or MQTT broker
Specifications
Models | ||
UC3x14 | 2 × DI, 2 x Relay Output | |
UC3x22 | 2 × AI, 1 × DI, 1 x Relay Output | |
UC3x52 | 1 × RS232, 1 x RS485, 1 × DI, 1 x Relay Output | |
Cellular Interface | ||
Connector | 1 × 50 Ω SMA (Center PIN: SMA Female) | |
SIM | Micro SIM (Inside the device) | |
Configuration Interface | ||
Port | 1 × Micro USB | |
Baud Rate | 115200bps | |
IO | ||
Connector | Terminal block | |
Digital Inputs | Opto-isolated Digital Input DC Voltage (3-24V) |
|
Digital Outputs | SPDT Relay Contact Rating: 3 Amp DC (Max: 30 V) or 3 Amp AC (Max: 250 V) |
|
Serial Interface | ||
Ports | RS232, RS485 | |
Connector | Terminal Block | |
Baud Rate | 9600bps to 115200bps | |
Power Supply | ||
Connector | Terminal block | |
Input Voltage | 5-24V DC (Standard adapter: DC 12V/0.5A) | |
Physical Characteristics | ||
Ingress Protection | IP30 | |
Dimensions | 79 x 60 x 24 mm (3.11 x 2.36 x 0.94 in) | |
Mounting | Desktop or Wall Mounting | |
Others | ||
LED Indicators | 1 × System, 1 × ACT | |
Built-in | Watchdog | |
Operating Temperature | -40°C to +70°C (-40℉ to +158℉) Reduced Cellular Performance Above 60°C | |
Relative Humidity | 0% to 95% (non-condensing) at 25℃/77℉ |