Blog
CO2 and Productivity: The Impact of Indoor Air Quality
Carbon dioxide (CO2) is a natural part of the air we breathe. The relationship between CO2 and productivity is often underestimated, yet it plays a critical role in indoor environments. In outdoor environments, CO2 levels are typically around 400 ppm (parts per...
Reliable Modbus RTU (RS-485) Guide
Modbus RTU RS-485 guide: This document provides the essential technical rules for the correct design, wiring, and commissioning of industrial networks. Following these steps ensures high noise immunity and long-term hardware reliability. 1. Software Settings for...
TSF400-4 – New Modbus Water Leak Detector
Teracom Introduces the TSF400-4 Modbus Water Leak Detector Teracom announces the release of the TSF400-4. This Modbus-enabled water leak detector reliably detects liquid presence in critical environments. It fits industrial facilities, server rooms, telecom sites, and...
Case Study: MRA-RAYCOM Broadcast Site Remote Monitoring with TCW122B-CM
Customer: MRA-RAYCOM Location: California, Colorado & Nevada (USA) Start of Deployment: 2014 Monitoring Platform: Nagios Core Communication Protocol: SNMP Devices in Operation: 63+ TCW122B-CM units Broadcast Site Remote Monitoring: Project Overview Broadcast Site...
TSH231 – New Waterproof Temperature and Humidity Sensor
Teracom Introduces the TSH231 Waterproof Humidity Sensor Teracom announces the release of the TSH231. It is a waterproof temperature and humidity sensor designed for reliable environmental monitoring. The device is suitable for industrial, outdoor, and vehicle-based...
Coordinating 10 Remote Alarm Systems to Trigger a Single Siren
Project Background: Integrating Multiple Remote Alarm Systems Security specialists from a major armed forces organization contacted us with a specific challenge. They needed a reliable way to connect multiple remote alarm systems to a single central warning device....
TSH331: A Modbus RTU Temperature and Humidity Sensor Built for Easy PLC Integration
Overview of TSH331 Modbus RTU Temperature and Humidity Sensor We are introducing the TSH331, a Modbus RTU temperature and humidity sensor designed as a mechanical update of the well-established TSH330. The new model keeps all electrical characteristics, measurement...
MODBUS RTU addressing demystified (Part 2)
Function Codes, Register Spaces, and the Myth of a Single Address in MODBUS RTU addressing Engineers working with MODBUS RTU addressing often assume that a register address uniquely identifies a data point inside a device. This article builds on the fundamentals...
How to Wire RS-485 Correctly in Non-Isolated Systems (A/B, Common, and Shield)
Overview: How to wire RS-485 in non-isolated systems RS-485 is widely used in industrial and building-automation systems because it offers robustness, simplicity, and strong noise immunity. However, engineers often encounter communication problems not because of the...
Lithium battery regulations and battery restrictions
Overview of Lithium Battery Regulations for IoT and Tracking Devices Lithium batteries are widely used in tracking and IoT devices. They provide long operating life and stable performance. At the same time, lithium batteries are classified as Dangerous Goods for...