4G IoT M2M Unit

Product Description

4G IoT M2M Unit R40A providing users with wireless network access and I/O. It is widely used in M2M, telemetry, IIoT, transportation, new retail, water conservancy, smart cities, meteorology, firefighting, remote sensing.

I/O & Serial Ports                : 2xDI+2xDO & 1×RS485+1×RS232
Communication Protocols: Modbus RTU/TCP+MQTT+TCP/IP, HTTP/HTTPS, DNS, SSH2+IPSec, OpenVPN, L2TP
Communication Methods  :4G+WIFI+3×LAN+1×WAN (Optional PoE)
Security                                 :VPN Encryption+Firewall+WiFi Security+ESD/EFT Resistance,Watchdog

The 4G IoT M2M Unit R40A is a cost-effective, high-performance, lightweight industrial-grade edge control terminal that integrates network transmission, data collection, edge computing, logic control, and cloud platform access. With its industrial-grade design and high reliability, it is capable of long-term stable operation in harsh environments, providing a full-stack solution for Industrial Internet of Things (IIoT).

Key Features

• Modbus/MQTT Integration: Supports Modbus RTU/TCP master and MQTT for cloud platforms.
• I/O: 2×DI + 2×DO for device control and monitoring.
• Serial Port: 1×RS485 + 1×RS232 for PLC/legacy equipment communication.
• Edge Logic Control: Local logic execution for real-time decision-making.
• 4G Connectivity: Dual SIM card redundancy with global 4G bands (CAT-1/L-E/L-AU).
• Network Interfaces: 3×10/100Mbps LAN (PoE optional) + 1×WAN port.
• Wireless Access: Dual-mode WiFi (AP/STA), 2.4GHz band, up to 300Mbps.
• Security: IPsec/L2TP/OpenVPN encryption, built-in firewall.
• Industrial Reliability: IP30 rating, -20 to +65 operating temperature, ESD/EFT Level 3 protection.
• Dual Power Options: Standard 9-36VDC or PoE (48-57VDC).

Typical Application Scenarios

• Unmanned Data Center/Tunnel Monitoring
  
• Meteorological/Hydrological Data Collection
  
• ATM/Self-service Vending Machine Networking
  
• Bridge/Dam Safety Monitoring
  
• Forest Fire Prevention and Early Warning
  
• Smart City Terminal Access
  
• Power/Energy Remote Monitoring
  
• Geological Disaster Monitoring
  
• Wireless Backhaul for Mobile Devices