In-Situ Rugged BaroTROLL Data Logger bailer cord and it accepts field-swappable Li-ion

and it accepts field-swappable Li-ion or alkaline battery packs for extended shifts

100 ft and under ship without a reel

in a pen you can clip to a shirt pocket

Replacement check valve assemblies and sample release devices are available in the Solinst 429 Point Source Bailer Parts & Accessories collection

In-Situ Rugged BaroTROLL Data Logger bailer cord and it accepts field-swappable Li-ionThe Rugged BaroTROLL measures and logs barometric pressure and temperature to compensate the Rugged TROLL 100 and 200's non vented (absolute) water level data for barometric fluctuations. Titanium construction and a 10+ year internal battery keep it running maintenance free for years in the field. Quick data access via telemetry, direct read cable, or docking station. Pair with Baro Merge software to automatically post correct water level measurements