Geosense HLC 6000 Series, Instruction Manual

Page 1: ...V1 0 July 2020 I N S T R U C T I O N M A N U A L HLC 6000 SERIES HYDRAULIC ANCHOR LOAD CELLS...

Page 2: ...2 V1 0 July 2020...

Page 3: ...7 4 4 Storage 7 5 0 INSTALLATION 5 1 General issues 8 5 2 General considerations 8 5 3 Mounting surfaces 8 5 4 Installation 10 6 0 DATA HANDLING 13 6 1 Monitoring the load cell readings 13 6 2 Portabl...

Page 4: ...the cell the pressure of the inside liquid changes The changes in pressure correspond directly to the load applied Manufactured with a centre hole to accommodate anchors rock bolts and tendons The pre...

Page 5: ...se of certain Hazardous Substances RoHS2 2017 2102 EU Waste electrical electronic equipment WEEE 2012 19 EU Equipment description Hydraulic load cells Make brand Geosense Model numbers HLC 6000 HLC 65...

Page 6: ...eosense HLC 6000 Series Hydraulic Anchor Load Cells are labelled with the following information Manufacturers name address Product Type Model Range Serial number CE mark WEEE mark HLC 6000 with Manome...

Page 7: ...obust to allow normal handling by transportation companies Inappropriate handling techniques may cause damage to the packaging and the enclosed equipment The packaging should be carefully inspected up...

Page 8: ...th the factory zero on the calibration sheet see the example calibration sheet in Section 9 within 50 digits after barometric and temperature corrections are made The elevation of the Geosense factory...

Page 9: ...ng system and mark cables at frequent intervals not just at the ends Protect the ends of the signal cable Cables should be terminated at a waterproof box or with waterproof connectors 5 2 General cons...

Page 10: ...y The applied load must be perpendicular centered and uniform over the Load Cell surface Avoid load concentrations Make sure loading surfaces are accurately levelled and parallel If necessary fabricat...

Page 11: ...plate STEP 2 Lower the Load Cell over the tensioning member s and onto the loading surface abutment plate TAKE A ZERO LOAD READING SEE DATA HANDLING FOR VW STEP 3 Lower the Distribution Plate over th...

Page 12: ...4 Place the Wedge Plate over the tensioning member s and onto the load distribution plate and additional top load plate optional STEP 5 Slowly lower the tensioning jack over the tensioning member s 5...

Page 13: ...tribution plate or top load plate where applicable STEP 7 Tension the strands as required and take readings from the VW transducer or manometer as necessary TAKE CARE NOT TO OVER RANGE THE LOAD CELL I...

Page 14: ...a brief step by step procedure for use with the Geosense VWR 1 portable readout 1 Connect signal cable from the sensor to the readout following the wiring colour code Conductor colours may vary depen...

Page 15: ...upplied with every Geosense Vibrating Wire Transducer If the readout displays Frequency values e g 2768 5 Hz only a simple calculation is re quired to convert the readings to Linear Digits Linear Digi...

Page 16: ...cle Readings digit Readings from the transducer as pressure is applied and as pressure is reduced in steps The average is calculated Calculated Pressure Calculation of the applied pressure using the c...

Page 17: ...17 V1 0 July 2020 6 5 CALIBRATION Vibrating Wire...

Page 18: ...18 V1 0 July 2020 6 5 CALIBRATION contd Pressure gauge Manometer...

Page 19: ...it is necessary to first establish the effects of the temperature changes on the load cell and the medium in on which it is installed A useful exercise to carry out on site to establish the in situ ef...

Page 20: ...the system that cause elasticity in the system it is the release of the stored energy in the system whilst transferring load to the anchor and so at the same time through the load cell that cause this...

Page 21: ...ilable ii Make sure that suitably thick distribution plates are being used so that load will be distributed to the load cell as a UDL Uniformly distributed load VW Load cell is giving unstable reading...

Page 22: ...nly on very rare occasions will this be untrue In almost all cases a fluctuating reading is a sign of a faulty signal from the sensor The fault could be in either the sensor the connecting cable any s...

Page 23: ...gh tensile stress relieved steel Output signal Manual Frequency Capacity kN Internal diameter mm Outside Diameter mm Load Cell Height mm Load distribution plate height mm 250 40 140 30 30 500 71 170 3...

Page 24: ...s defects which arise as a result of a failure in design or manufacturing It is a condition of the warranty that the Geosense Geosense HLC 6000 Series load cells must be installed and used in accordan...

Page 25: ...all be at the expense of the Purchaser Return shipment of repaired replaced part or parts covered by this warranty shall be at the expense of the Manufacturer Unauthorised alteration and or repair by...

Page 26: ...26 V1 0 July 2020 VIBRATING WIRE ANCHOR LOAD CELLS HLC 6000 SERIES...