Steel rule water gauge 30M

method, commonly used to measure the wells, drilling and water pipes in the water level,

especially suitable for hydropower dam in the water table or the view of the observation of

the dam body saturation line of manual inspection. This instrument can be used during the

construction, but also as a project with long-term safety monitoring.
Main technical indicators:
Product specifications 30,50,100,150
Range 30,50,100,150 m
Minimum reading 1mm
Repeatability error of ± 2mm
Instrument weight 3.5,4.5,6.5,10 Kg historical data :2010-03-02 version of the 2010-03-02

version