Heron dipper-Log TOUGH+ Groundwater Data Logger Advanced Data Logging 00 mil Teflon cap membrane

00 mil Teflon cap membrane kit (black cap)

In still water

available with a plastic connector or stripped-and-tinned wire termination

External Filter

and a 1/4" x 12" stainless steel tube

Heron dipper-Log TOUGH+ Groundwater Data Logger Advanced Data Logging 00 mil Teflon cap membraneThe Heron dipper Log TOUGH+ is the premium version of Heron's groundwater data logger, built with a titanium body and Teflon encapsulated O rings for use in caustic or hazardous well conditions where a standard stainless steel logger would corrode. Application Suited to contaminated sites, chemically aggressive groundwater, or any deployment where long term corrosion resistance matters more than upfront cost. Records the same 128,000 pressure and