What are smart sensors?

July 15, 2020

egnite Auftragsentwicklung

The world is getting smarter by the minute – at least when it comes to technical devices. Smart cars, smart buildings and even smart factories or cities are being touted. But what exactly does any of this mean? What features make a product smart? What differentiates a smart city from any other one? A vital […]

A special mission for Querx WLAN TH

July 17, 2019


One of our network sensors recently had a very special mission. It helped our coworker Steffi to hatch chickens in an incubator. In order for the climate conditions to be as close to natural conditions as possible, the temperature in the incubator needed to remain at a constant 37.5 to 38 °C. For the first […]

Forum is online

January 31, 2019


A new discussion board lets you ask us questions about the products we offer. We also encourage suggestions concerning future products and discussions among our customers. Critical posts are not only welcome but explicitly requested. Click here to get to the discussion board.    

Cloud Palamoa

January 21, 2019


egnite has released a first trial version of a sensor cloud ( The name Palamoa derives from the Hawaiian word for cloud. This sets the cornerstone for a flexible IoT platform for interconnected real time applications. Although the test version’s functionality is still restricted, it already allows for the configuration of a so-called dashboard that […]

New Sensor Cap for Querx TH and Querx WLAN TH

October 25, 2018


A few months ago we began shipping Querx TH and Querx WLAN TH with a case made of ABS plastic, which replaced the non-hygroscopic shrinking tube that was previously used. Version 1.1 of Querx TH and Querx WLAN TH now ships with a newly developed sensor cap that features two significant improvements. Whereas the previous […]

A ton of steel forklifted through our window

July 24, 2018


Manufacturing our electronic products begins with the purchase of the printed circuit boards and all the required components. We purchase our printed circuit boards from a company in China that ensures a uniformly high standard of quality due to its modern, fully automated production facility. Components that we do not have in stock are sourced […]

Firmware Update: Initial Version 4.2.0 Available for all Querx Variants

July 11, 2018


Version 4.2.0 of our firmware has passed all basic tests, although a number of stress and long-term tests still need to be performed. We still think that this new firmware will prove itself in productive environments, which is why we want to make this preliminary version available. Querx TH Beta-Version 4.2.0 Querx THP Beta-Version 4.2.0 […]

High Tech at Olympia Tower in Munich

June 29, 2017


The 23rd annual trade event „Hightech auf dem Olympiaturm – Messtechnik München“ is taking place in Munich on the 5th and 6th of July 2017. Among other things, you will be able to take a look at the Web Thermo-, Hygro-, Barometer Querx THP at the organizer Meilhaus Electronic’s booth.    

Querx PT’s Sensor Cable Connector Has Changed

May 28, 2017


Up until now, the Querx PT models’ (Querx PT100, Querx PT1000, Querx WLAN PT100, Querx WLAN PT1000) pair of two-wire connectors, into which the 2-, 3- or 4-wire sensor cables are clamped, were stacked vertically. Querx PT – Version 1.0 From version 1.1 on, the four screw-terminals are placed side by side so the individual […]

Trade Fair FBS2017: Dialogue with a Sensor

April 9, 2017


On the 31st of March 2017 the FBS2017 trade fair for digitization and IoT was hosted in our building in Castrop-Rauxel, Germany. We attended the fair and set up a booth. A Node.js server was installed on the web, in order to stage our Querx sensors’ integration possibilities. The server continuously received the current values […]

Querx WLAN Sensors Listed Among the Technical Innovations of 2016 by tk-report minus 18

March 10, 2017


In its first issue of 2017, the German refrigeration magazine tk-report minus 18 lists the technical innovations of 2016 and highlights useful applications for industrial users of refrigerators or cold rooms. The Querx WLAN sensors’ logging capabilities are emphasized, as they facilitate the compliance with HACCP documentation requirements in the food service sector. The configurable email […]

DAkkS Calibration Certificates for Querx Sensors

February 13, 2017


Having measurement devices checked in a laboratory accredited by the DAkkS (German Accreditation Body) will assure you that the calibration was conducted in compliance with all current norms and laws and on a level that is internationally comparable. The temperature of a calibration object is measured by the device that is to be calibrated and […]

Calibrating Querx Sensors

January 30, 2017


When calibrating a device, its measurements are compared to an exceptionally precise reference device. The device that is calibrated is not intended to be adjusted in this process. DAkkS-Calibration egnite offers the Querx network sensors with the option of calibration certified by the German Accreditation Body (DAkkS). Whether or not you require this depends on […]

Temperature Sensors for Querx PT

January 17, 2017


Querx PT ships with a test sensor. This lets you use the device right out of the box by connecting it to an Ethernet network and a power supply. However, this sensor is really just a simple test sensor with a 100 mm PVC cable but no protective sleeve. While it returns reliable measurements, it […]

The Sporadic Glitch

October 20, 2016


A day in the hard life of a firmware developer 😉 It can occasionally happen that a manufacturer does not test their products carefully enough in all variations, leaving it to the customer to find remaining bugs. This is the banana-principle: The product ripens with the consumer. This is, of course, annoying for the customer, […]

Querx firmware 3.2.10

June 16, 2016


A new firmware images is available for downloading Bug fixes in Version 3.2.10 An error was removed from the SNMP MIB. The senosor table can now be imported by Paessler MIB importer. Sporadic Pt100 or Pt1000 sensor errors were ocassionally registered to late, which sometimes resulted in wrong values Failures were possible on writing the […]

Querx firmware 3.2.8

June 14, 2016


A new firmware version is available for all Querx network sensors. Changes in version 3.2.8 The email system now supports not only AUTH-PLAIN, but also the older AUTH-LOGIN authentication. Especially Microsoft exchange server need this method. The Ethernet communication of Querx PT and TH was improved The transmission of historical data was improved Sporadically occurring sensor […]

Querx TH in test

June 7, 2016


The professionals at SysEleven have tested Querx network sensors on behalf of the editorial team. The conclusion is “suitable for practical use”. The English translation of the article: “Wie heiß und feucht ist unser Serverraum?” can be found here.

Update of Querx Discoverer

May 24, 2016


With the release of the current firmware versions for Querx (versions 3.*), we also needed to update the android app Querx Discoverer. Version 1.2 is now available for download at Google Play.  

Querx firmware version 3.2.7 für alle Geräte

May 17, 2016


Firmware version 3.2.7 for all Querx units available. Changes since version 3.2.4 The noticeable depiction of measurement gaps was withdrawn The DNS server can be set via DHCP despite having configured a static IP Bug fixes since version 3.2.4 For Querx PT and Querx TH, sending of emails to certain servers failed, which caused a reboot […]

Firmware update: Version 3.2 for all Querx devices

May 10, 2016

egnite - Querx

While developing our WLAN sensors we have also completely revised the firmware. Firmware version 3.2 is now available for all Querx units.

Device Discoverer 2.0.2 available

April 14, 2016


– From Windows 7 on, limited broadcasts were only sent to a single network interface. After the changeover to directed broadcasts units could be found over any interface. Misconfigured devices, however, were not detected reliably. Device Discoverer now sends limited broadcasts over all active network interfaces. For troubleshooting Syslog, we have implemented a syslog server […]

Device Discoverer 2.0

February 11, 2016

Device Discoverer 2.0

A new version of the Device Discoverer is available for download. It implements a syslog server, so error messages from the devices can be read without the need to install further software.

Show measured data on HDMI displays

July 22, 2015


To display temperature and humidity in productive environments, we are currently developing the software “Device Panel”. This software will show measured data of one or more Querx units in full screen. “Device Panel” will not only be available for Windows, Linux and Mac, but also as boot-able image for the Raspberry Pi. Temperature display – […]

Device Discoverer 1.4.1 now available

April 24, 2015


We have just released a new version of the Device Discoverer, which is available for Download from now on. To increase usability, we have restructured the user interface. Configuration options for the software and for the single devices where separated more clearly. The device list can now be sorted and the HTTP port over which […]

Review: HaSi-Talk on DSP programming

August 28, 2014


On August 21th, 2014, Harald Kipp was giving a talk on digital signal processing. That was an opportunity to meet old friend and to get to know and talk to further interesting people. We would like to thank the team of the HaSi for the invitation. It was a very nice evening that we spent […]

Better Embedded 2014

June 23, 2014


From 4th to 5th July the Better Embedded 2014, an Italian conference on embedded systems, takes place in Florence. On Saturday, July 5th, Harald Kipp, CEO of egnite GmbH, is giving a talk on „Peculiarities of web interfaces for resource constrained embedded systems“. After looking at few free and Open Source TCP/IP stacks, file systems […]