Heron dipper-Log 128+ Groundwater Data Logger Purge Pumps A pH measurement is only

A pH measurement is only as good as the buffer it was calibrated against

All-Weather Paper: Specially treated paper that repels water

higher traffic areas

5 mV ORP Range ±2000

Heron dipper-Log 128+ Groundwater Data Logger Purge Pumps A pH measurement is onlyThe Heron dipper Log 128+ is a groundwater data logger that records both pressure (water level) and temperature, storing up to 128,000 data sets with download speeds of over 21,000 readings per minute. It suspends in the well on a cord or direct read cable and connects to a laptop via a PC communication cable to program, download, and retrieve data. Application Used for long term groundwater monitoring, aquifer testing, and pump slug testing wherever