How to Use 4G LTE Modem?

PublishTime： 2023-07-15 Article Source：usr News

The 4G LTE modem is usually equipped with communication interfaces such as RS232, RS485 or can bus interface, which can be used to connect various sensors, instruments and equipment to collect and process data. Through the built-in data transmission protocol, 4G LTE modem can transmit the collected data to the cloud quickly and stably, and realize the real-time monitoring and control of remote data.

The application of 4G LTE modem is very extensive, including smart meter management, water stabilization system, smart parking lot, smart home, industrial control and other fields. It has the characteristics of simple installation, convenient use and remote monitoring, which greatly improves the operation efficiency and management level of enterprises and brings more economic and social benefits to enterprises.

The built-in 4G wireless network function of 4G LTE modem transmits the field data to the remote server or cloud through the wireless network to realize remote monitoring and control. Compared with traditional wired communication, 4G LTE modem has many advantages, such as faster transmission speed, longer transmission distance, stronger anti-interference ability and so on. It uses high-performance low-power processor and embedded operating system, which has lower energy consumption and higher stability. At the same time, 4G LTE modem supports multiple communication protocols, such as MQTT, TCP/UDP, etc., and can flexibly adapt to different application scenarios.

4G LTE modem features

Multiple communication modes: 4G LTE modem has built-in 4G module, supports multiple communication modes such as LTE cat 4/LTE cat 1/Wi-Fi, and is applicable to different industrial Internet of Things scenarios.

Multiple application scenarios: 4G LTE modem is applicable to multiple data acquisition devices, such as temperature controller, smart meter, PLC, industrial automation equipment, etc. Support multiple communication interfaces, such as RS485/RS232/Ethernet, etc.

Stable and reliable: 4G LTE modem has strong anti-interference capability and automatic reconnection mechanism, which can ensure the stability and reliability of the equipment. It also supports automatic troubleshooting and automatic locking of serial ports.

Automatic upgrade: 4G LTE modem supports automatic firmware upgrade, which can ensure the stability and security of the equipment in time and will not affect the use of existing services.

4G LTE modem functionality

Remote monitoring: 4G LTE modem supports mobile phone APP and PC client, which can remotely monitor the status of industrial equipment and timely handle abnormal and fault information of equipment.

Remote control: 4G LTE modem supports remote control of the working state of the device, including switching on/off, stopping, restarting, etc.

Data collection: 4G LTE modem can collect equipment data, including temperature, humidity, pressure, current, voltage and other information, and support data collection and transmission of multiple protocols.

Alarm notification: 4G LTE modem supports multiple alarm modes, including SMS, voice call, email, etc., and can promptly remind the user to handle and maintain.

How to use 4G LTE modem

The installation and use of 4G LTE modem is very simple, which is mainly divided into the following steps:

The 4G LTE modem needs to be connected to the field device. The 4G LTE modem supports multiple communication interfaces and can be connected to various sensors, instruments, controllers and other devices through RS232, RS485, CAN bus and other interfaces.

You need to connect the power supply of the 4G LTE modem and the 4G signal antenna. The power input voltage range of 4G LTE modem is 9 V ~ 36VDC, which can be powered by the power supply of the field device or by an external adapter. At the same time, the 4G LTE modem also needs to be connected to a 4G signal antenna to obtain 4G wireless signals.

You need to configure the network parameters of the 4G LTE modem. After pressing the reset button on the back of the 4G LTE modem, the device connected to the 4G LTE modem can automatically scan to the SSID of the 4G LTE modem, select the corresponding SSID and enter the password to complete the network connection. For enterprises with special network environment, 4G LTE modem can also be configured through APN, VPN, etc.

The 4G LTE modem's data protocol and forwarding rules need to be configured. The user can set the data protocol and forwarding rules for the DTU300 through an online PC or a mobile phone APP, so as to collect and forward data, and monitor and control the device.

In addition to the above steps, the installation and use of 4G LTE modem can also be flexibly customized and configured according to different needs and scenarios. The 4G LTE modem is a very convenient and easy-to-use Internet of things device, whether it is installed for the first time or adjusted and upgraded later.

4G LTE modem application scenario

Intelligent water stabilization system: 4G LTE modem can realize water quality monitoring, pump station operation monitoring and other functions, support real-time monitoring of water level, pressure, water temperature and other parameters, and provide remote control and monitoring.

Smart meter management: 4G LTE modem can realize remote monitoring and management of meters, monitor power usage and collect and store data to provide power consumption statistics, billing management and other functions.

Industrial automation: 4G LTE modem can be used in industrial chain, agriculture, logistics, warehousing and other fields to realize data acquisition, transmission, remote control and monitoring of industrial equipment, warehouses and other physical objects, and improve production efficiency and management level.

Public security system: 4G LTE modem can be used in the field of intelligent security, which can realize data acquisition and transmission of cameras, access control and other equipment, and support remote control.

4G LTE modem is a stable and reliable IoT Gateway with multiple communication modes and a wide range of application scenarios, which is suitable for different IoT scenarios. The 4G LTE modem has multiple functions such as remote monitoring, remote control, data acquisition, alarm notification, and data storage, and can provide users with a comprehensive data acquisition and management solution. It is used in the fields of intelligent water stabilization system, intelligent meter management, industrial automation and public security system, and provides users with more intelligent solutions.

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