Blog: News and Support

Trade Fair FBS2017: Dialogue with a Sensor

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

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 […]

DAkkS Calibration Certificates for Querx Network Sensors

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 Network Sensors

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

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

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 monitoring plugin available for Nagios, Icinga2 etc.

With check_querx, you can easily include Querx into nagios-based monitoring software solutions. For Linux (32/64 bit) the binary can be downloaded from  [download]. For other platforms the plugin can be compiled with Googles go (golang). Sourcen can be downloaded from Github. A tutorial for configuring Icinga2 is currently only available in German.