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CSIRO HI-D Cell
DIGITAL ROCK STRESS INSTRUMENTATION
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FEATURES
• Digital serial output over narrow 4-wire cable
• Strain digitised in the handle - no cable loss
• ISRM recommended for Stress Determinatio
• Improved accuracy over analogue HI Cell
• Designed for monitoring during overcoring
• Short or long term monitoring of Triaxial stress
• 3D stress tensor from 1 measurment
• Fully encapsulated electronics
• Range of grouts for specific application temps
APPLICATIONS
• Rock Stress Monitoring for mining & civil Apps
• 3D Stress Determination
• Tunnelling & underground excavation industry
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CSIRO HI Cell
ROCK STRESS INSTRUMENTATION
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FEATURES
• ISRM recommended for Stress Determination
• Designed for monitoring during overcoring
• Short or long term monitoring of Triaxial stress
• 3D stress tensor from 1 measurment
• Fully encapsulated electronics
• Range of grouts for specific application temps
APPLICATIONS
• Rock Stress Monitoring for mining & civil Apps
• 3D Stress Determination
• Tunnelling & underground excavation industry
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HI Cell ISS Recorder
stress cell interface to ISS system
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FEATURES
• Designed to measure stress using HI Cell
• Used to monitor other slowly varying sensors
• Eg tilt, creep, crack, ground motion meters
• Can monitor up to 16 non-seismic channels
• Low cost
APPLICATIONS
• Better use of existing monitoring systems
• Collect 3D or triaxial stress data
• Monitor stress condition, microseismic events
• Monitor
longterm stress
• Monitor
problem areas of closure,
• fault movement, temperature & strain
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Hydraulic fracturing System |
FEATURES
• Fully self-contained portable system
• Integrated wheeled trolley and cover/stand
• Dual hand pumps for test & packer
• pressurisation
• Dual chart recorder system with mechanical
• recorder & removable electronic recorder
• Removable power pack for IS applications
• Impression tool with integrated digital
• compass
• Customisation of operational depth and
• packer size on request
APPLICATIONS
• 2D Stress determination for
• mining & civil applications
• Tunnelling & underground excavation
• Coal mining, underground storage excavation
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Borehole Packers
BOREHOLE INSTRUMENTATION |
FEATURES
• Operate at high pressures
• Suitable for hydraulic fracturing
• Suitable for making impressions
• Used in small low cost E size 38mm Dia holes
• Larger sizes are available on request
• Dual hydraulic lines
• Robust and reliable
APPLICATIONS
• 2D Stress determination for
• mining & civil applications
• Tunneling & underground excavation
• Coal mining, underground storage excavation
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Signal Conditioner System
HI Cell to data logger interface system |
FEATURES
• Precision resistors reduce temp effects
• Application specific, low power design
• Internal rechargeable battery pack & charger
• Enables sensors to be externally powered
• Rugged fully encapsulated electronics
APPLICATIONS
• Mining & civil applications
• HI Cells / ANZSI cell to data logger interface
• HI Cell monitoring
• Interfaces strain gauge based instrument to ••• data loggers
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Biaxial Chamber
biaxial chamber & pressurization system |
FEATURES
• Multi core capability
• Robust design
• No disassembly required
• Electroplated to prevent corrosion
• Spare membranes readily available
• Quick connect high Pressure hand pump
APPLICATIONS
• Mining & Civil Application
• Lab Testing
• Core Testing
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VW Stress Capsule
vibrating wire stress monitoring RP 190/190A |
FEATURES
• Vibrating wire technology
• In built thermistor for temperature monitoring
• High accuracy & sensitivity
• Low cost & excellent reliability
• Stainless steel construction
• Waterproof

APPLICATIONS
• Mining
• Underground tunnels & storage caverns
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Shotcrete Stress Cell
vibrating wire CONCRETE stress monitoring RP 180 |
FEATURES
• Vibrating Wire technology
• Re-pressurising tube for shotcrete re-inflation
• Low volumetric displacement
• High accuracy and sensitivity
• Stable for long term operation
• Low cost & excellent reliability
• Waterproof
APPLICATIONS
SHOTCRETE TUNNEL LININGS
• Assess radial & tangential stress
• Decipher optimum thickness
UNDERGROUND EXCAVATION LININGS
• Monitor pressure on and within linings
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Strain Bridge Monitor
strain gauge readout
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FEATURES
• 12 Channel
• Bridge selector
• Zero offset display
• Internal rechargeable Ni-Cd charger
APPLICATIONS
• Mining & Civil Applications
• Lab Testing
• HI Cell Monitoring
• Readout for soil strain gauges
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