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DATAQ Instruments Application Notes and News

Changes to the Built-in Temperature Alert Server

Data Logger > Wireless > Temperature Alert There have been some changes to the server, built into the Temperature Alert TM-WIFI350 LAN-based temperature and humidity data logger. In the past, when typing the IP address of your TM-WIFI logger into a web browser, you were directed to ‘Developer Mode’. In Developer Mode you can set alarms, Read More

Flood Sensor for Temperature Alert

Data Logger > Wireless > Temperature Alert The AC-FLDRJ is a flood sensor designed for use with the Temperature Alert TM-WIFI-350 LAN-based temperature and humidity data logger. Measuring just 2.5” x 3.25” x 1”, simply lay the sensor on a flat surface to detect the presence of conductive, non-flammable liquids. Built-in feet on the bottom Read More

Trouble Communicating With Your Ethernet Connected DI-720 or DI-730 EN-B

Data Acquisition > Ethernet On This Page Symptoms Cause Resolution Verify that you’re installing the latest version of WinDaq Verify that your Network Interface Card (NIC) has a static IP address Disable any wireless connections Verify Windows Firewall settings Run the DATAQ IP Manager as an administrator Make sure that your Ethernet cables are not Read More

Die Cushion Qualification

Data Acquisition > Mixed Measurements DATAQ Instruments was recently mentioned in Evaluation Engineering magazine‘s special report on data acquisition systems. The feature focused on applications in machine condition monitoring, which is an area that is very popular for users of our equipment. So, we thought we’d publish an overview of it here for our readers. The specific Read More

Same Great Content with a New Look

We are proud to announce a top-to-bottom redesign of www.dataq.com. This effort draws upon your comments over the years to yield a new look and feel while providing easier access to information. Among other improvements you’ll find a new Products menu that puts you only a few mouse hovers away from a range of product solutions for Read More

WinDaq/XL Real-time Bridging Software

Data Acquisition > Software > WinDaq > Add-ons WinDaq/XL is real-time bridging software that allows users to stream data from WinDaq data acquisition software or the WinDaq Waveform Browser, into a Microsoft Excel spreadsheet. Once there, users can take full advantage of Excels exceptional ability to perform calculations and chart data. Since it’s initial release Read More

WiFi Range Considerations

Data Logger > Wireless We carry several WiFi products and we’re often asked about their range. In other words, how far from the WiFi router can the data loggers be located? Unfortunately, this is like asking us to forecast the weather next Sunday. There are simply too many variables for us to predict how well any WiFi Read More

Why You Need Channel-to-channel Isolation

Data Acquisition > Voltage > DI-245 Editor’s update: All information in this application note applies equally to model DI-808 data logger with a built-in Web server, and model DI-2008 Thermocouple, Voltage and Pulse Data Acquisition System. It’s difficult to temper excitement about DATAQ Instruments’ model DI-245 data acquisition system. Beyond thermocouple-based measurements and a superb voltage measurement Read More

How To Calculate Common Mode Rejection Ratio

Data Acquisition > Voltage > DI-245 Common Mode Rejection Ratio Defined Editor’s update: All information in this application note applies equally to model DI-808 data logger with a built-in Web server. Common mode rejection ratio doesn’t seem at all common. In fact, it sounds rather fancy and complicated. But it’s actually a simple concept. Recall Read More

The Ability of the DI-245 and DI-2008 to Reject Common Mode Voltage

Data Acquisition > Thermocouple > DI-245 The ability of the DI-245 and DI-2008 to reject common mode voltage is unmatched in the $75 per channel price range. To demonstrate the ability of the DI-245, where DI-2008 shares the same front-end configuration, to reject common mode (error) voltage, we connected K-type thermocouples to channels 1 and Read More