● All-aluminum alloy casing, excellent heat dissipation characteristics, anodized finish, IP40 protection rating;
● Supports full stateful packet inspection (SPI), protection against Denial of Service (DDoS) attacks, supports NAT, PAT, DMZ port mapping, and virtual servers;
● WAN-side heartbeat detection, automatic reconnection upon disconnection, intelligent anti-disconnection, supports online detection, online maintenance, and automatic redial upon disconnection to ensure the device is always online;
● Configurable VPN redial interval and number of redial attempts; local network PHP browsing and remote synchronization of local storage content;
● Complete and robust router functions, supporting multiple internet access methods: automatic assignment, specified IP, PPPoE;
● Supports 4G backup network, seamlessly switching to the 4G network when the wired connection is lost, and automatically detecting when the wired connection is restored;
● Dual SIM dual standby, equipped with two SIM card slots, allowing simultaneous insertion of two 4G data cards from two different carriers, enabling seamless backup by automatically switching to the other network if one network fails;
● 8 serial ports supporting 300bps-150000bps line speed non-blocking communication; each port offers RS-232/RS-422/RS-485 interface options;
● 28 channels of digital/analog I/O (AI/AO/DI/DO); configurable in groups of 4 channels, 28 channels of AI/AO/DI/DO are freely selectable. Analog input supports 12-bit resolution output, 2‰ accuracy, supports 2-wire, 3-wire, and 4-wire sensor connections; supports 5 types of analog input signals: 0-20mA, 4-20mA, 0-5V, 0-10V, -5V-+5V;
● Digital input supports dry contact or NPN/PNP transistor modes, digital output supports dry contact or 24V MOS transistor modes;
● Includes one LoRa wireless interface, enabling LoRa to Ethernet and 4G transmission and routing functions. Supports multiple operating modes including Modbus TCP, TCP Server, TCP Client, UDP Server, and UDP Client;
● Achieves transparent conversion from Modbus-RTU to Modbus-TCP, enabling data reading from serial devices via network;
● Supports SSL security protocol for encrypted serial data transmission;
● Supports MQTT multi-topic subscription and publishing functions; supports MQTT transparent transmission and Modbus to JSON data packet conversion functions, and supports parsing JSON data from the server and scheduled reporting functions; supports MQTT protocol integration with various cloud platforms such as Huawei Cloud, Alibaba Cloud, and China Mobile Cloud;
● Ethernet interface with lightning protection, meeting GB/T17626.5 (IEC61000-4-5) standard for short-circuit current waveform 10/700μs and open-circuit peak output voltage 6KV;
● Power supply features strong lightning protection: protection against lightning strikes, induced high voltage, and power surges; fanless high-efficiency heat dissipation reduces repair time;
● Supports dual DC 9-70V wide-range power supply, with automatic polarity detection, eliminating the need to distinguish between positive and negative terminals during installation; supports internal isolation and redundant dual power input; reverse connection protection;
● Ultra-strong lightning protection: protection against lightning strikes, induced high voltage, and power surges;
● Fanless high-efficiency heat dissipation reduces repair time;
● Provides DIN 35mm rail mounting or wall mounting options;
● Wide temperature range: operating temperature -40℃~ +85℃;
● All models undergo 100% burn-in testing, warranty period: 5 years;
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