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LTE Cat M1
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A detailed description of the LTE Cat M1

LTE Cat M1 is a new low-power wide area (LPWA, low-power wide area) cellular technology specifically designed for Internet of Things (IoT) and machine-to-machine (M2M) communications. It has been developed for low to medium data rate applications supporting upload/download data rates below 1 Mbps, and can be used in half-duplex or full-duplex mode. LTE CAT […]
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The full name of NB-IoT is Narrow Band-Internet of Things
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A detailed description of the NB-IoT

Narrowband Internet of Things (NB-IoT) is a Low Power Wide Area Network (LPWAN) radio technology standard developed by 3GPP to enable a wide range of cellular devices and services. The specification was frozen in 3GPP Release 13 (LTE Advanced Pro), in June 2016. Other 3GPP IoT technologies include eMTC (enhanced Machine-Type Communication) and EC-GSM-IoT. In addition, NB-IoT focuses specifically on indoor coverage, low cost, long battery […]
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Quick Setup MQTT On Bivocom Router
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Quick Setup MQTT On Bivocom Router

MQTT is a machine-to-machine (M2M)/”Internet of Things” connectivity protocol. It was designed as an extremely lightweight publish/subscribe messaging transport. It is useful for connections with remote locations where a small code footprint is required and/or network bandwidth is at a premium. For example, in weather service application, all the sensors as publisher publish weather data […]
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Modbus
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Modbus communication protocol

Modbus is a data communications protocol originally published by Modicon (now Schneider Electric) in 1979 for use with its programmable logic controllers (PLCs). Modbus has become a de facto standard communication protocol and is now a commonly available means of connecting industrial electronic devices.[1] Modbus is popular in industrial environments because it is openly published and royalty-free. It was developed for industrial applications, is relatively easy to […]
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MQTT
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The characteristics of MQTT industrial routers

To understand what an MQTT industrial router is, you must understand what MQTT is first. What is the  MQTT protocol? The full name of MQTT ( Message Queuing Telemetry Transport Protocol ) is the abbreviation of Message Queuing Telemetry Transport Protocol . It is a message transmission protocol based on a lightweight proxy publish / subscribe model . It runs on the TCP protocol stack and provides it with […]
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Bivocom TG451 DI DO port Instruction
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Bivocom TG451 DI DO port Instruction

Bivocom TG451 include 2 DI (Digital Input) and 2 DO (Relay Output). For the DI, it support 0-30V input, that 0-3VDC or dry contact connection as logic 0, while 5-30VDC or dry contact disconnection as logic 1. For the DO, it is used for Relay combination (K+, K-), the maximum range of switch is Up […]
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Blog

3 Steps to Build Your IoT Demo

3 Steps to Build Your IoT Project   Want to know the environment condition of your greenhouse, server room, factory or substation of electricity from anywhere and anytime? Thanks to the IoT technology, your IoT concept can be easily realized.   Today, we’re going to show you how to build a simple IoT demonstration in […]
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Wastewater treatment to river
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Bivocom Helps to Monitor Parameters of Wastewater Discharge

Do you know where our daily life’s water goes? It flows through the city and town’s sewer system, then delivered to wastewater treatment plants, and clean up before discharge to river or stream, or reuse for agriculture irrigation, etc. While some of the main parameters that were monitored in the final stage before discharge or […]
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Blog

How to use Bivocom TG451 and PZEM-016 to monitor AC power

This is a quick video a how to use Bivocom 4G IoT Gateway TG451 and AC energy power PZEM-016 to remotely monitor your AC power consumption. PZEM-016—RS485—->TG451(Modbus to Json over MQTT)—-4G—>IoT platform(MQTT server) TG451 is an industrial IoT gateway, supports 5 ethernet ports, 1-RS232, RS485, DI, DO(Relay), USB, with protocols of Modbus RTU/TCP, MQTT, VPN, […]
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