Horiba Checker Water Quality Meter X-51 & X-52 charger providing accurate measurements

providing accurate measurements

UL508/746C)

A sleeve junction can be opened and flushed

sub-1-inch instrument suited to a wide range of groundwater and surface water projects

The Heron dipper-Tag is a multipurpose acoustic tag line — Heron's most affordable water depth instrument

Horiba Checker Water Quality Meter X-51 & X-52 charger providing accurate measurementsHORIBA Checker units are reference instruments used to verify that a water quality meter is reading correctly. Rather than measuring a sample, a Checker supplies known, stable electrical signals to the meter's input so you can confirm the instrument's electronics and calibration are sound independently of any electrode, sensor or standard solution. This matters because a bad reading has two possible causes: the sensor or the meter. Substituting a