Chart recorders are vintage devices that were used to plot analog values on paper. They’re similar to old seismometers which plot seismic waves from earthquakes. The device has a heated pen which ...

The Ambient Temperature Chart Recorder, designed to measure and record air temperature, may be used for refrigeration applications, freezers, storage areas, laboratories, and computer rooms, says the ...

The TH800 temperature and humidity chart recorders are ideal for troubleshooting retail operations’ hot spots and other problematic variations in temperature and humidity conditions, according to the ...

Palmer Wahl has added differential pressure chart recorders to its existing line of mechanical circular chart recorders. Palmer Wahl has added differential pressure chart recorders to its existing ...

OK, so I am not the test editor here but I am old enough to remember those Gould Brush chart recorders with the little ink needles and long narrow rolls of paper. So it really took me back seeing ...

With so many ways to capture images from paper, do we really need another one? Especially one that takes 15 minutes to capture a 128×128 pixel image? Probably not, but building a single-pixel RGB ...

The Chromalox ECR1 electronic chart recorder allows precise trending and recording for any type of process. This paperless unit records and stores data from up to 18 process sensors, with multiple ...

ECR1 let users monitor up to 18 process sensors for recording, storing, and analyzing data. Multiple combinations of digital inputs and outputs trigger events or alarms. The recorder is configured ...

Exploiting the power and resources of a microprocessor, the company’s Superecorder series consists of four different models of portable universal circular chart recorders: temperature and relative ...

A simple, inexpensive method for building a temperature strip-chart recorder involves a parallel port that communicates with four TMP121 IC temperature sensors (Fig. 1). The sensors communicate via ...