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MQTT protocol principles – brokers and clients
MQTT protocol features MQTT protocol is widely used for communication between Internet of Things (IoT) devices. It is reliable, secure, and optimized to work on networks with even the scarcest of bandwidth. Renowned for its scalability, MQTT offers a myriad of use...
Command utility software for Teracom modules
T-Tool is a command utility software that is designed for testing and debugging Teracom modules. The software was developed by Elso Philips Service, which is also the official Teracom distributor for the territory of the Czech Republic and Slovakia. The software can...
TCG140-4 supports MQTT
TCG140-4 is the new member in the segment of our cellular devices for remote monitoring and control and now supports MQTT protocol. The new controller is based on the TCG140 chipset but has a new communication module that allows 3G and 4G communication. The new...
How to use MODBUS RTU sensors with TCW260 and TCG140-4.
The document describes how to add and set up MODBUS RTU sensors to work with TCW260 or TCG140-4 controllers. 1. MODBUS RTU forewords Modbus is a serial communications protocol originally published by Modicon (now Schneider Electric) in 1979. The MODBUS RTU protocol...
Upload file to HTTP server based on TC Monitor
According to WIKI, HTTP POST is a request method supported by HTTP used by the World Wide Web. By design, the POST requests that a web server accepts the data enclosed in the body of the request message, most likely for storing it. It is often used when uploading a...
TDI340 – S0 pulse counter with MODBUS RTU interface
TDI340 is an S0 pulse counter with MODBUS RTU interface. This product allows any measuring equipment with S0 pulse output to be read by а Modbus master. Тhe device has 4 galvanically isolated digital inputs that operate as independent 32-bit counters. The values of...
How to update MODBUS RTU sensors using TCW210-TH/TCW260/TCG140.
The document describes how to make FW update MODBUS RTU sensors using Teracom TCW210-TH, TCW260 or TCG140 controllers. For proper update follow the steps below: 1. Connect the sensor which should be updated to the RS-485 bus. It is important that only this sensor is...
How to config DDNS on TCW210-TH, TCW220, and TCW241.
This article outlines the necessary configuration steps, the implementation of which will allow the user to have remote access to TCW210-TH, TCW220, and TCW241 Ethernet controllers. The document looks at three operators (DynDNS, No-IP, and DNS-O-Matic) that offer a...
iOS application TCW Control now supports TCW210-TH
We have released a new version for our iOs application – TCW Control. Now TCW Control supports temperature and humidity data logger TCW210-TH. With the last update the application supports following our devices: Ethernet digital IO module TCW181B-CM (Firmware version...
TSL200 – new 1-Wire ambient light sensor
TSL200 ambient light sensor is the newest member of our the 1-Wire sensors family. Тhis product adds extra options to Teracom controllers for environmental monitoring systems and Building’s management systems (BMS). TSL200 1-Wire ambient light sensor is factory...