Vertical Inclinometer Probe
Contents
1. VERTICAL INCLINOMETER PROBE User Manual Vertical Inclinometer Probe INDEX Introduction Pag 4 Description Pag 5 Taking measurements Pag 6 Data processing Pag 9 Troubleshooting Pag 12 Maintenance Pag 12 Appendix 1 Pag 14 Appendix 2 Pag 15 Information contained herein are property of SISGEO S r l This document is subject to change without notification and is subject to be returned upon request No part of this User s Manual may be reproduced in any form without SISGEO s S r l written permission SISGEO S r l Vertical Inclinometer Probe_EN_01_13 Pag 2 of 15 Notes on the use of product Symbols Identification SISGEO S r l Vertical Inclinometer Probe For a safe and efficient use of the instrument please read carefully the following instructions before starting any operation Any use of the instrument other then the one described in this manual shall be considered at user s full responsibility The same applies for any unauthorized modifications In addition to the hereby listed standards the user must comply with the provisions of the current legislation on the matter of personal safety and health of persons in the workplace SISGEO is not responsible for any trouble breakdowns accidents etc due to the lack of knowledge and or confidence or non compliance with with the requirements contained in this manual Check that the instrument has not been damaged during the transport V2. 2 see its manual for further details Below we are going to clarify basics notions for data processing SISGEO s inclinometer probes have a constant k of 20000 The values digits displayed from SISGEO s datalogger are digits sina x k Example Ch A 698 digits a arcsin 698 20000 2 To calculate the casing inclination at each quote proceed with the following formula f Px sin aaj Db P x sin ob D D D Vertical Inclinometer Probe_EN_01_13 Pag 9 of 15 SISGEO S r l Vertical Inclinometer Probe where Da Dbj casing displacements at the generic quote in the two orthogonal directions A and B P measurement step sin Qa sin Ol Casing inclination angles at the generic quote at the two orthogonal directions A and B D Casing displacement result at the generic quote D O Result deviation Azimuth of direction A and B at the generic quote arctg 22 bi Example At i quote we have the following values Al 480 A3 506 Bi 270 B3 285 The inclination at the i quote is 14 39mm Hints on checksum The checksum is the algebraic half sum of the measurements obtained on the matched grooves 1 3 or 2 4 It s like an electric and mechanic offset of the inclinometer probe and as we ll see in the example does not affect the final result it is a sign of the well functioning of the inclinometer system and it s important its regular che
3. ck Checksum value can change in time but if the variation is not sudden for example between 2 subsequent readings usually there is nothing to worry and is not necessary to contact SISGEO technical assistance Anyway SISGEO advises a check of the inclinometer system for checksum values higher than 25 Checksum can be affected from deposits in the grooves from inclinometer casing dents and ovalization from the wheel positioning near the coupling and also from the differences between different Dataloggers Example inclination 2 theoretical value 698 digits Al 713 A3 683 checksum A1 A3 2 15 Al checksum 713 15 698 A3 checksum 698 15 698 Anyway the value obtained from the matching measures at the end of the processing is Am A1 A3 2 713 683 2 698 Vertical Inclinometer Probe_EN_01_13 Pag 10 of 15 Vertical Inclinometer Probe To calculate the global displacement of the casing proceed with the following formula The cumulative displacement calculation can be done e from the bottom when the casing s bottom is fixed e or from the top when the casing s head is fixed Generally is used the calculation from the bottom with landslides Processing from the top is applied when the head of the pile or wall is fixed SISGEO S r l Vertical Inclinometer Probe_EN_01_13 Pag 11 o0f 15 Troubleshooting Maintainance SISGEO S r l Vertical Inclinometer Pr
4. erify that the package includes all items as well as any requested optional accessories if anything is missing please promptly contact the manufacturer The user must strictly follow all the operations described in this manual Maintenance or repair of the instrument is allowed only to authorized operators These operators must be physically and intellectually suitable For information about instrument or order spare parts request please always specify data written on the identification label When replacing parts always use ORIGINAL SPARE PARTS The manufacturer reserves the right to make changes without prior notice for any technical or commercial requests We ll try anyway to keep the manuals updated in order to reflect product s revisions updates This symbol will be used used to catch reader s attention on the manual Pay special attention to the following instruction Instruments can be identified From a production lot number written on the Compliance Certificate From a serial number s n engraved indelibly on the instrument From a label on the instrument From a label on the cable Vertical Inclinometer Probe_EN_01_13 Pag 30f15 Introduction SISGEO S r l Vertical Inclinometer Probe_EN_01_13 Vertical Inclinometer Probe Vertical inclinometer probes are used to measure ground displacements and deformations as well as structures They are used mainly in landslides embankments dams open dri
5. inometer Probe_EN_01_13 Pag 13 of 15 Vertical Inclinometer Probe Appendix 1 SERVO ACCELEROMETER SYSTEM Inclinomter cable Conn 6 pins Color Conn 7 pins Male Female Panel a range vee I ae eno aim c Back sourcha o Yelow i gt sourcns ee ove e Teno ensure Green oF COS Ste DIGITAL SYSTEM Inclinometer cable Conn 6 pins Conn 7 pins Male Color Female Panel Vcc BEE TE en RS485 A RS485 B FLYING CABLE ECAVO7V2 Female Connector Male Connector at the cable to Datalogger SISGEO S r l Vertical Inclinometer Probe_EN_01_13 Pag 14 of 15 Vertical Inclinometer Probe DEPHT QUOTE REFERENCES TABLE Appendix 2 WHITE ojn 2 t N N gt METERS Pag 15 of 15 Vertical Inclinometer Probe_EN 01 13 SISGEO S r l
6. linometer readings can be taken on two or four grooves It is useful that zero reading is taken on four grooves because sometimes a casing could deform avoiding probe s readings while the cross grooves are still open Inclinometer s casing grooves once installed are identified with numbers 1 2 3 4 clockwise the groove nr 1 is the one closer to geographic north or the one turned towards the expected movement or according to some site s references Two grooves reading typical of exercise readings is the whole measurements taken with reference wheels in grooves 1 and 3 Anyway measures must always be taken matching the opposed grooves Four grooves reading are the measurements taken with reference wheels in all four grooves Pag 6 of 15 SISGEO S r l Vertical Inclinometer Probe Before inserting the inclinometer probe in the casing we advise to check casing s accessibility using the dummy probe which has to slide along the casing with the reference wheels put in all 4 grooves To carry out inclinometer measurements proceed as follows Remove the probe from carrying casing Check wheels assembly and wheels functionality Check the O ring Keep the probe in vertical and on the ground and connect it to the inclinometer cable paying attention to fit connector s references DON T TURN and DON T STRAIN the connectors to avoid any irreparable damage Once the connectors are matched screw ma
7. llings bridges piles restrain walls piles tunnels Inclinometer probe is a part of a system which includes Aluminum or ABS Inclinometer casing 1 circular section with four orthogonal grooves it follows deformations where is installed Vertical inclinometer probe 2 Inclinometer cable 3 to lower ost deeply the probe and for gt electrical connection to the datalogger Datalogger 4 to receive record data from the probe and manage it Moreover we advise to use the following accessories gt dummy probe similar to the inclinometer probe but without sensor It allows to check the accessibility of the inclinometer casing spiralmeter to measure the spiral angle of inclinometer casing s grooves pulley and cable stop 5 used to block the cable and as depth reference calibration frame to check the inclinometer probe Pag 4 of 15 Description SISGEO S r l Vertical Inclinometer Probe Vertical inclinometer probe consists of 1 An electrical connector with O Ring 2 A stainless steel body with a biaxial force balance servo accelerometer or digitalized MEMS inclinometer to measure inclinations in two orthogonal directions 3 Two wheel assembly at a distance of 50cm to Slide along the grooves of the inclinometer casing 4 A rubber cap at the bottom to limit any damage due to accidental impacts Inclino
8. meter cable 5 has a connector 6 to connect the probe The universal model suitable both for servo accelerometer and digital probes is reinforced with a Stainless steel shield and cable to avoid torsions and elongations The inclinometer cable for the digital probe has a kevlar core to avoid elongation and is lighter to allow an easier handle On the cable s outer sheath there are metal marks every 50cm The first mark is 1m far from the middle of wheels assembly Every 5m a colored reference helps to identify the depth see Appendix 2 Vertical Inclinometer Probe_EN_01_13 Pag 50f15 Taking measurements Channel A gt O Reference wheels lower Reference wheel lower SISGEO S r l Vertical Inclinometer Probe_EN_01_13 Vertical Inclinometer Probe General The designs shows the convention the lower wheels and letter A are the probe s reference If you put the probe on a flat surface and tilt it in the arrows direction channel A and B the 2 orthogonal axis take different signs Inclinometer reading consists in a Survey at regular steps of the tilt of the inclinometer casing compared to the vertical The step is usually the same of the wheels assembly interaxis or a multiple The first reading is said zero reading and is the reference reading compared to which will be calculated all the displacements of the inclinometer s casing the following readings are called exercise readings Inc
9. nually the nut until is fully locked If well connected the tightness is guaranteed up to 2MPa Insert the probe in the inclinometer casing with the reference wheels in groove 1 if available install the pulley and cable stop on the inclinometer casing and drop slowly the probe until it reaches the bottom Connect the datalogger to the inclinometer reel and switch it on Be careful to respect connectors polarity Wait 10 15 minutes to stabilize the temperature Lift up the probe until the first available mark is on the expected reference point Place very carefully the marks because to have good results their position must never change Using the pulley and cable stop the block point can be used as depth measure point Wait for the values identified as Al amp B1 to stabilize In case you are using a datalogger record these values Lift up the probe placing the next mark at the reference point according to the step set Proceed in this way for the whole length of the casing Once ended with groove 1 pull out the measure probe from the casing Turn the probe of 180 put it back in the casing with the reference wheels in groove 3 and lower until it reaches the bottom Proceed as already explained for groove 1 In this case the values will be identified as A3 amp B3 You will have then for each step two inclination values for axis 1 3 A1 A3 and two values for axis 2 4 B1 B3 e Once ended the reading disconnect the datalogge
10. obe Wrong or lost probe Verify and correct Datalogger s Wrong configuration parameters see the manual measure Wrong choice of the Use the correct reference groove reference Check the voltage on the display Low battery voltage and put in charge see the manual Measure the insulation between the pins of probe connector and the steel body If less then 50 Instable MQ send back to Assistance measures Low insulation Dry it Damp in the connector Verify the integrity of the O ring Verify wiring in Appendix 1 Send back to Assistance if the disconnection is found One or more electric wires are disconnected Verify wheels movement Excessive movement of If necessary send back in the wheels Assistance Checksum Verify and insert correctly the values Wheels out of grooves wheels in the grooves Lower unsteady the probe more slowly Dirty casing Clean the casing Probe maintainance Inclinometer probe is a precision instrument and has to be handled carefully avoiding accidental shocks both during the transport and the work Use the carrying case during the transport and the storage Clean the probe with water and lubricate without using grease the wheels spring Clean up the possible mud and dirt on the spring Take away the protection cap from the probe and inclinometer cable clean and eventually dry the connector and the thread Clean the connectors with cotton wads and alcohol Don t use solvents o
11. r unscrew the nut and disconnect the probe from the inclinometer cable Check the connectors probe and cable be sure that there is no humidity inside Screw the protection caps Clean carefully and dry the probe in its mechanical parts Rewind carefully the inclinometer cable on the reel in order to avoid any torsion Put back the probe in its carrying casing In case of four grooves reading the described steps must be performed also with the wheels in groove 2 A2 B2 and then in groove 4 A4 B4 Vertical Inclinometer Probe_EN_01_13 Pag 7 of 15 SISGEO S r l Vertical Inclinometer Probe Advices Use always the same inclinometer system probe datalogger cable to survey the casing Use the pulley and cable stop Pay attention to the reference point Switch on the datalogger 5 10 minutes before start measuring Wait until that the inclinometer system temperature is stabilized could be useful in this case to check the values shown from the datalogger When you move from a quote to the next one record the data only when the values are settled In case of wrong positioning drop the probe to a lower quote and rewind it until is blocked where requested Avoid pulls and excessive speed in the probes recovery Vertical Inclinometer Probe_EN_01_13 Pag 8 of 15 Data processing SISGEO S r l Vertical Inclinometer Probe Usually the data processing is made using a dedicated software i e FIELD SISGEO s INCLI
12. r other products that can cause a damage The probe and the accessories have to be stored in a dry place If possible store the probe always in vertical position To avoid condensation we advise to store probe and cable without protection cap they have to be put back on in case the instrument has to be moved Be careful during the unwind and rewind of the cable to avoid stretching and rolling that can damage the cable When they are not in use always protect the connectors with their caps To keep the system in perfect conditions we advise a maintenance check in our laboratories once a year Vertical Inclinometer Probe_EN_01_13 Pag 12 of 15 SISGEO S r l Vertical Inclinometer Probe After sales assistance on SISGEO s product for calibrations maintenance and repairs is performed by SISGEO s service department The authorization of shipment shall be activated by RMA Return Manufacturer Authorization Fill in the RMA module clicking on http www sisgeo com en assistance repairs Send back the instrument equipment with the complete accessories using suitable packaging or even better the original ones The shipping costs shall be covered by the sender Please return to the following address with suitable delivery document SISGEO S r l Via F Serpero 4 F1 20060 MASATE MI On the delivery document is mandatory to indicate the RMA code received Technical assistance e mail assistance sisgeo com Vertical Incl
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