NIWA Water Level Recorder - NIWA Hydrologger
Hydrologger provides reliable, unattended, long-term monitoring of water level and rainfall. Hydrologger can resolve a water level change as small as 0.2mm and is one of the most accurate ways to monitor water levels to millimetre accuracy. It maintains this accuracy for the service life of the instrument, without calibration or maintenance.
Details- can log data at intervals from 0.25 seconds to one week
- can store approximately 100,000 water level and rainfall records.
- range of 0–65 m, providing 1 mm data resolution from its standard 500 mm beaded float line input pulley.
- optional 100 mm circumference pulley provides a resolution of 0.2 mm.
- Data from the Hydrologger may be downloaded via its RS232 port or, if required, can be remotely downloaded via a telemetry system.