Pen Meter ST20R
Measurement Range: -1000mV-1000mV
Downloads: Product Data Sheet
Starter Water Analysis Pen Meters
Convenient pH Testing
ST10R and ST20R can bring measurement of ORP virtually anywhere the need for measurement of the availability of electrons in a liquid exist. Both models provide almost instantaneous results and the ST20R offers the ability to hold the reading right on the display to provide additional time for data logging.