Vibrating Wire Crackmeter

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Vibrating Wire Crackmeter

GT-VWCM

Geotech GT-VWCM Vibrating Wire Crack Meter is used to emasure movement across surface cracks and joints in concrete, rock, soil and structures.

Specifications

Measurement Range	15,25,50,100,150,200,300 mm
Resolution	0.025%FS
Accuracy	±0.1%FS
Non-linearity	<0.5%FS
Frequency range	1650-2700 Hz
Nominal zero value	1850 Hz
Body	Stainless Steel
Inner Rod	Stainless Steel
Operating temperature	-20°C to 80°C
Anchor types	Grout,bond,bolt,expandable
Waterproof rating	IP68(16 bar)
Cable	2 pair PUR sheath

Vibrating Wire Crackmeter

Applications

Concrete structure of DAM
Rock tunels surface cracks
Bridge pier surface cracks
Crack surface of MRT structure
Concrete structure

Features

Simple to install and read
High resolution and accuracy
Internal thermistor
Insensitive to long cable runs
Datalogger compatible
Ranges from 5 to 100mm
Waterproof up to 16 bar

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