Cellular M2M IoT RTU (8DIN,6AIN/PT100,4Relay,1TH,USB,RS485)

Remote Monitoring Module

The GSM GPRS 3G 4G Cellular M2M IoT RTU is an industrial class, high reliability, high stability, and programmable Remote Terminal Unit (RTU). It embedded 32-Bit High Performance Microprocessor MCU, inbuilt industrial Cellular module. The remote monitoring module features 8 digital inputs, 6 analog or PT100 Resistance Temperature Detector (RTD) inputs, 4 relay outputs, 1 ambient sensor input for monitoring onsite temperature and humidity, and RS485 serial port. It can monitoring and operates the I/O ports by SMS, cloud platform, Web Server, internet, timers and programmed inter-lock events automatically.

The M2M RTU is design for working in the harsh industrial application environment, widely used in Security Alarm System applications, Supervision and monitoring alarm systems, Automatic monitoring system, Pumping Stations, Tanks, Oil or Water levels, Weather Stations, River Monitoring and Flood Control, Oil and gas pipelines, Water leakage applications, Energy saving, street lights control system, Valve controls, Transformer stations, Unmanned machine rooms, Control room application, Automation System, M2M, Access Control System, etc.



Key Features

• 4G network communication, can be operated from anywhere, no distance limitation;
• Wide range power supply 9~36VDC with over voltage and phase-reversal protection;
• Embedded ARM Cortex-M4 32 Bit RISC CoreRTOS system, reliable performance with in-built watchdog;
• 8 digital inputs, supports both dry contact and wet contact. Logic level: 10~30V or short circuit treated as close, 0~3V or open circuits treated as open. DIN0 as a high-speed pulse counter, sampling frequency: 1MHz; DIN1~3 as low-speed pulse counter, anti-shake time can be set 1~2000ms, default 1ms;DIN1 with arm and disarm function;
• 4 relay output (5A@30VDC, 5A@250VAC), can auto control by timer, alarm-link and remote control by SMS, cloud. The first DO can set time to control by authorize number;
• 1 temperature & humidity sensor input for monitoring onsite environment, the sensor model is AM2301, temperatures range from -40°C to 80°C, with a 0.5°C accuracy, humidity range from 0 to 100RH%, with a 3% accuracy;
• 6 analog inputs, 12bits resolution, supports 0-5V, 0-20mA, 4-20mA output transducers;
• Inbuilt 32G SD card to save up to tens of thousands historical data and events;
• 1 RS485 port, support Modbus slave protocol, can link up to SCADA, HMI, DSC, PLC. Support Modbus Master protocol, can connect to 16 Modbus Salve, e.g.: Data Acquisition Module, meters, generator, PLC, VFD, etc., and 320 tags can set alarm value and content, also support data transparent transmission;
• Powerful SMS function: Threshold high SMS alert, SMS set, SMS inquiry, SMS command for Modbus PLC, and SMS monitoring communication with Slaves;
• Inbuilt 1DC output for external transducers to save wiring cost;
• Automatically resend the data while communication interrupt or failure, and failure will alert by SMS;
• Supports remote restart, remote configureand operate by SMS commands;
• 10 SMS Alert and auto dial numbers for receiving alarm message, can program to receive specified alarm message. The authorized numbers also can dial to open the door or turn on/off machine with a free charge call at the specified time;
• Inbuilt inter-lock logic programmer and powerful timer program function;
• Support SMS, dial, 4G network for alert, USB port for configuration and upgrade firmware;
• Support TCP/UDP, MQTT, Modbus TCP, Modbus RTU over TCP, BLIIoT IoT RTU protocol and data transparent transmission;
• Metal case with IP30 protection grade, safely isolated from inner system, especially suitable for industrial control application.
• Small size: 108mmx82mmx40mm, support wall-mounting and DIN Rail mounting.

Typical Application Scenarios

Industrial Monitoring & Automation 

• Automatic monitoring systems  
• Pumping station monitoring  
• Tank level monitoring (oil/water)  
• Oil & gas pipeline monitoring  
• Corrosion protection  
• Valve control  
• Transformer station monitoring  
• Unmanned equipment rooms  
• Control room applications  
• Automation systems  
• M2M (Machine-to-Machine) communication

Security & Alarm Systems

• BTS (Base Station) monitoring  
• Security alarm systems  
• Surveillance & alarm monitoring  
• Vending machine security  
• Access control systems  

Environmental & Disaster Monitoring

• Weather stations  
• River monitoring & flood control  
• Water leakage detection  

Energy Management & Efficiency  

• Energy-saving systems  
• Smart streetlight control  

Building & Real Estate  

• Building & property monitoring  

Other Applications

• Wellhead monitoring  
• Boat/vehicle tracking  

Technical Specifications

Model Selection

Packaging

• 1 x RTU
• 1 x Wiring terminal
• 1 x Mini USB
• 1 x SMA cellular antenna
• 1 x Power adaptor
• DIN-Rail mounting clip kit
• Product qualification certificate, Warranty card