Seepage Measurement Sensor

Model ESM-11V Overview

ESM-11V seepage measurement system consists of a submersible cylinder and level sensor to monitor the water head developed over the V-notch weir. Change in level changes the buoyancy on the cylinder that is measured by a highly sensitive vibrating wire sensor. V-notch weirs are additionally available on request if specifically asked for.


Level Sensor
Range (mm wc)300, 600, specify
Accuracy± 0.1 % fs
Non-linearity± 0.5 % fs
Temperature limit-20° to 80°C
ThermistorYSI 44005 or equivalent