Product Overview

• The ZGB1 is a universal 4G DTU, supporting 4G networks from China Mobile, China Unicom, and China Telecom (2G and 3G networks are not supported), with a maximum downstream network speed
• Rate 10M bps and maximum upstream rate 5Mb ps.
• The ZGB1 has a protection rating of IP65, suitable for harsh outdoor environments, and supports sub-models for use in different countries and regions.
• The ZGB1 sub-model supports various interfaces to accommodate external devices.
• The ZGB1 is equipped with a rich set of network protocols and integrates standard data transmission interfaces such as RS485/RS232/TTL, eliminating the need for any driver programs for convenient operation
• Traditional serial port devices for network connectivity. It can meet almost all M2M requirements, including automotive and personal tracking services, wireless POS terminals, and smart
• Metering, industrial-grade PDA, bike-sharing, car-sharing, and other M2M applications are also suitable for data collection in the photovoltaic energy industry.

Product Features

• Adopting RISC architecture SOC chip, with a maximum clock frequency of 160MHz, 276KB RAM, 2MB Flash or 8MB Flash  , based on FreeRTOS system
• Supports 4G, LTE-TDD, LTE-FDD across the entire network, with optional sub models supporting specific networks
• Supports BLE 5.0 for easy configuration of product operating parameters
• Supports RS485/RS232/TTL (choose one from three) to 4G data transmission, with a maximum serial port speed of 460800bps
• Supports up to 3 TCP/UDP connections, with each connection supporting 1400 bytes of data cache
• Supports multiple working modes: network transparent mode, HTTP mode, MQTT, etc
• Support Modbus master polling function

• Support IOTMaster software configuration, which can dynamically modify product parameters remotely through the network

• Support APN dedicated network card
• Support registration package (registration package content, sending method), heartbeat package (heartbeat package content, sending method, sending interval time) functions, registration package supports combinations of ICCID, IMEI, IMSI, software version number, cellular network connection status, etc.
• Support NTP to obtain real-time time.
• Supports Modbus TCP to Modbus RTU conversion
• Support industrial control cloud IOTBridge for remote configuration and control.
• Support the working hours of industrial control cloud IOTBridge, for example, it can be set to connect to IOTBridge from 10:00 to 10:30 every day to save traffic;
• Support network OTA upgrade of device firmware.
• Power supply: 5~ 36VDC@10W
• Support multiple interface styles