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EARTH REACTION METER
(Loadcell fixed to the caisson cutting edge)
 GU-ǠP
 

This meter is used to measure subgrade reaction (bearing strength) on the cutting edge of caissons or the contact pressure of mat foundations, etc. When using it on caissons, purpose-built fastening fixtures are used for concrete caissons and steel shell caissons.
Model
GU-ǠP
Measuring range
1.0M, 2.0M, 3.0M, 5.0M
Rated output (RO)
0.9mV/V or higher
Non-linearity
Within ±1.0%RO
Hysteresis
Within ±1.0%RO
Permissible overload
120%
Permissible
temperature range
-10 - +80°C
Maximum applied
voltage
10V
Input-output
resistance
350Ω
Permissible water
pressure resistance
Measuring range
Dimensions
ø100H140mm
Weight
Approx. 6.5Kg
Cable
S4-5 (0.5mm2 4 core, single sheath)

The numbers in the square (Ǡ) of the model designation indicate the measuring range of 1.0 M, 2.0 M, 3.0 M or 5.0 M (Pa).
Fastening fixtures are designed in accordance with the thickness of the steel plates of the caisson and thus let us know of the steel plate thickness in advance.
 
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