10/07/2025 Written by. Lorenzo Raftacco
During 2025 HW group will upgrade all UNI 1-Wire sensors in production. With this article we want to explain the change taking place and the motivation behind it. In addition to improving the hardware, it was necessary for the new sensors to align properly with the change in the new philosophy established for the Perseus platform, that is, each...
16/05/2025 Written by. Lorenzo Raftacco
We have introduced new features to the technical support procedure When you are in the field and have a technical problem, it is stressful to have to wait for an operator to call you back or to have to open a support ticket and wait for an answer that you would like/need to have right away. Well, we have come up with a solution to avoid all that! Starting with.
16/04/2025 Written by. Sergio Bertana
Date/Time synchronization between different systems is a critical operation, the goal being to ensure that all devices involved in an application have the same exact time, so that activities can be coordinated and data can be analyzed consistently. In almost all systems, there is the option of using the NTP (Network Time Protocol)...
03/03/2025 Written by. Sergio Bertana
Systems monitoring by ping allows the reachability of a host on an Internet Protocol (IP) network to be verified. It works by sending echo request messages to the target host via Internet Control Message Protocol (ICMP) and listening for echo responses. This process allows the monitoring tool to measure the round trip time and...
15/02/2024 Written by. Lorenzo Raftacco
A remote monitoring device is useful when it is working. There may be a power outage at the remote site or a connection error, which means that alerts will not be sent. To alert you in such cases, all portals (including even the free HWg-cloud.com service) can alert you when the remote monitoring device is disconnected. HW...
25/01/2024 Written by. Lorenzo Raftacco
HWg Monitor is a mobile application for iOS and Android that works both locally and with technology portals SensDesk, displaying current sensor values, DI (digital inputs) and DO (relay outputs) status. In this article we want to show you how to use HWg Monitor in a local network scenario. The HWg Monitor application allows the user to...
22/01/2024 Written by. Lorenzo Raftacco
The SMS-GW3 Gateway can not only be useful in large monitoring projects with dozens of devices and perhaps hundreds of sensors, but in all cases where people simply prefer to receive an SMS or phone call from the monitoring device instead of an e-mail. We don't want to judge this kind of approach. Simply.
23/10/2023 Written by. Sergio Bertana
I receive a request similar to many others: I would need to replicate 2 electrical contacts from one point to another, obviously there is no electrical connection between the 2 points. On one side is a pool of water with floats provided with 12-volt power supplied by a photovoltaic system. On the other at a distance of...
02/09/2021 Written by Lorenzo Raftacco
The usage policy of the HWg cloud portal SensDesk has changed. The portal dedicated to publishing data collected by HW group sensors SensDesk until now was available in two versions: SensDesk Free - Free, but with limit of 3 connectable devices per account and 90 days of data history SensDesk PRO - License...
05/31/2021 Written by Gianluca
A new playlist has been created on our YouTube channel: Tips and Tricks. What will it be about? This playlist is designed to collect short videos about tips and tricks, which are useful for programming, configuring and using our products. You can find the playlist at this link.