DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Table of Contents 10.1. The work with the receiver in the mode Introduction..........3 «Selection of the cable from a bunch» ..32 1. Appearnce of Receiver......4 10.2. «Hot» keys for the work in the mode 2.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com IMPORTANT NOTE: Modes are split in two sets: basic and extended. In basic set, only 3 modes are available: “Route”,“Graph” and“R.dis.graph”. All modes are available in extended set: “Route”, “Graph”, “Graph+”, “MIN & MAX”, “2 Frequency”, “R.dis.graph” and “MIN&R.dist.”.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 3. Receiver menu description 3.1 Receiver switching on and menu call To.switch.on.the. Press.«Enter». receiver.press. button.to. the.button open.the. «Power» Menu 3.2 The general view of the menu screen menu.option.name. The.selected.menu. brief.menu.option. option.is.highlighted.with. description the.dotted.line,.flashes.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Thirteen.items.of.menu.contain.parameters.of.setting,.which.are.opened.in.the.panel.located.in.the. upper.part.of.the.indicator. Table 1 Item of the № Display image Parameter description menu The.working.frequency.of.the.receiver. Filter It.is.selected.from.the.set: 50(60) Hz, 100(120) Hz, 512 Hz, 1024 Hz, 8192 Hz 32768 Hz. The.amplification.coefficient.of.the.scaling. amplifier.can.be.changed.from.0 dB to 80 dB.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Base Set of modes: Mode -.«Route».(2D.display.of.the.location.of.the. route.cable; Base Mode -.«Graph».(visually.represents.the.changes. of.signal.level.of.surveyed.cable); Аdvanced Mode Advanced mode: -.«Graph+» (this.mode.combines.two.previous. modes. and. allows. to. locate. two. cables. simultaneously:.one.on.50Hz,.and.the.other.on. freqency.set..by.transmitter.z);...
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Advanced mode: Advanced Modes -. «MIN&MAX». (graph. representation. of. minimum.and.maximum.signals) Advanced mode: Advanced Modes «2. frequency». (simultaneous. operation. in. two. frequencies,.also.know.as.frend-or-foe.mode). Sound Switching.on./.switching.off.of.sound. notifications.the.created.by.the.built-in.speaker. This.menu.is.opened.in.the.main.field.of.an. indicator. Language <Russian/English> Locale.of.the.device Settings System of units <Meter/Foot>...
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Sound of keys <ON/OFF> Disables.keys.sound <1.sec/2.sec/.3.sec/.4.sec/5. Delay of menu sec> Time-out.before.closing.the.menu.when.no. buttons.are.pressed. •.Popup hints <ON/OFF> Disables.pop-ups.with.useful.hints. • Reset <Reset> Settings osettings Resets.the.receiver.to.factory.settings...
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 5.2 Search of a Communication and Measurement of its Burial Depth 1..Come.to.the.supposed.place.of.the.utility.under.the.voltage.or.induced.voltage.in..frequency. 50(60)Hz. 2..If.the.utility.is.far.from.the.operator,.you.will.see.on.the.screen: utility communication 3..When..moving..towards..the..supposed..place..of..the.utility..location,..the..“ball”..will..appear. on.the.screen..It.shows.the.presence.of.a.utility.and.that.it.is.a.significant..distance.from.the. operator... communication utility 4..The..“ball”..position..shows.the.direction.of.the.utility.relative.to.the.operator.. utility 5..When.the.operator.moves.closer.to.the.utility,.the.axis.will.move.to.the.centre.of.the. circle..This.means.that.the.operator.is.standing.directly.over.the.utility utility...
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 6. Search of Utilities in “Graph” Mode The. “Graph”. mode. is. the. support. . mode. . and. is. able. to. locate. various. utilities. (cables. and. . pipelines),..both..in..the..passive..and..active..modes..with..the..route..locating..transmitter...In. . passive..mode,.the..cable..location..is..carried..out..at..frequencies.of.50(60) and 100(120)Hz and..in..the..active.mode.- 512,1024, 8192 and 32768 Hz. The.“Graph” mode.can.be.used.to.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com The change of the input signal amplification coefficient should be performed manually by short pressing buttons or semi-automatically by holding one of them pressed for 1 sec. In.the.“Graphic”.mode.it.is.possible.to.listen.synthesized.sound.through.the.built-in.speaker,. The.sound.tone.pitch.changes.depending.on.the.signal.level.. Press. To.confirm. “Enter”. your.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 7. Search of Utilities in “Graph+” Mode The..“Graph+”..mode..is..available..in..the..advanced..set..of..modes..“Graph+”..is..the..auxiliary. mode...This.mode.differs.from.the.mode.“Graph”,.as.it.shows.a.“2D”.image.compatible.with.the. graphic,.not.the.relative.position.of.the.route,.but.automatically.demonstrates.the.presence.and. provision.of.the.near.“power”.cable.under.the.voltage.with.the.frequency.50(60).Hz. 7.1 Setting of the Receiver for Work in the “Graph+” Mode The..setting..of..the.receiver..and..use..of..the..“hot..keys”..for..work..in..the..mode..“Graph+”...fully. . matches.with.the.setting.of.the.receiver.for.the.“Graph”.mode.(see.sections.7.1.and.7.2). 7.2 Search of Utilities in the “Graph+” Mode 1..1..
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 9. Performing Cable Route Location in “2 Frequencies” Mode The.mode.“2.frequencies”.was.added.so.the.user.could.determine.the.signal..direction.in.cables.. Additional possibilities of the mode are described in App. 2: Append..2.p.3.Amplitude.“two-frequency”.method..“ΔA”; Append..2.p.4.Phase.“two-frequency”.“Δφ” The mode “2 frequencies” is realised only with the contact method of connection of the transmitter.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 10. The work mode «Cable selection from a bunch» The.mode.«Cable.selection.from.a.bunch».is.switched.on.and.off.automatically.with.the.connection. and.disconnection.of.the.external.sensor.(ES) CI-105/110 (inductive.clamps).or. NP-117 .superimposed.frame). The.mode.is.intended.for.selection.of.the.«allocated».cable.from.the.bunch.of.cables.on.the.basis. of. maximum. signal. emitted. by. this. cable.. The. selection. can. be. carried. out. at. all. the. frequencies.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Press. ‘Enter’. again.to. return. To.confirm. Press. to.main. your. ‘Enter’. menu. selection. again.to. Select. Select. the. signal. press. return. type.corresponding. «Signal».in. ‘Enter’. to.main. the. signal. the.menu. button. type. from. the. menu. t r a n s m i t t e r ,.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com .«Sound».in. the.window Save parameters of measurement into the memory by pressing the button Alternately.putting.on.«Inductive.clamps».or.applying.a. Cable.1 attachable.frame.to.the.cables.bundle,.find.«isolated».cable. by.the.higher.level.of.the.signal.(Fig..10.5). Cable.2 The.tone.pitch.of.the.synthesised.sound.correspond.to. the.signal.value.(including.and.«impulse».amplitude) Cable.3 compare signals, should perform measurements at the equal amplification coefficient. In the example (fig. 10.5) it is possible to compare values only with the amplification 42 dB.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 11. Mode «Search of defects» using external sensors The. mode. ‘Search. of. defects’. is. switched. on. and. off. automatically,. when. connecting. and. disconnecting.external.sensors.DKI-117,.DOLK-117..The.mode.«Search.for.defects».with.external. sensors.DKI-117/DODK-117.was.added.for.search.of.insulation.defects. The.search.of.defects.of.cable.defects.can.be.carried.out.at.all.frequencies.both.in.an.active,.and. passive.modes. 2D.display.of.the.route.location 2.The.graphic.of.time.change.of.the.external.sensor. signal.level The.graphic.can.be.hidden.by.long.pressing.of.the. button..
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Preparation of the sensors for work DKI-117 Prepare.the.sensor.for.operation. release.the.slip.pull.out.the.internal.nut.of.the.rod.till.stop tighten.the.slip.nut.of.the. similarly.pull.out.pull.out.the.second.support..internal.rod move.the.rod.to.the.right. till.the.connection.with.the. fixator The. average. position. of. the. fixator. corresponds. to. the. angle. 30,. end. -. angle. 60. (fig.. 11.3).. Maximum.distance.between.electrodes.corresponds.to.the.maximum.sensibility. 3-position.switch.of.the.weakening - in the position «О».-.signal.100%...
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com DODK-117 The.survey.shall.be.performed.by.two.operators,.the.one.operator.has.the.measuring.electrode,. and.the.second.one.has.the.measuring.electrode.and.receiver..(fig. 11.5)..Based.on.the.receiver. indications,.you.can.locate.the.damaged.cable.(by methods described in the application 2 p.1-2). NOTICE! When working with the sensor DODK, the electrodes should be used without gloves, providing the contact of the sensor with a skin (fig. 11.6) Fig.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com call.out To.change.. of.the. the. menu parameter. press selected,. Select.the. Set.the. the.button press.the. working. icon.«Filter». «Enter» Enter.button. frequency,. in.the. for.example,. window. 512.Hz.(*) Wait for several seconds till menu icons disappear The. search. of. insulation. damage.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com The.user.can.listen.synthesized.sound.through.the.built-in.sound.speaker..The.sound.tone. pitch.changes.depending.on.the.signal.level..The.synthesized.sound.can.be.switched.on.in.the. menu.«Sound». call.out To.exit.the. To.enter.the. setting.of.the. of.the. mode.of.the. parameter,. menu parameter. press.the. press selection,. the.button press.the. the. Select. Select Enter.button. «Enter» button the.icon. necessary «Enter» «Sound».in. Parameter the.window 11.2 «Hot» keys for work in the «Graph» mode with DODK and DKI step-by-step.(by.2dB).decrease./.increase.coefficient.of.the.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Appendix 2 Searching methods by АP-019.1 1. MAX method when searching the place of insulation damage with sensors DKI-117 and DODK-117 When.searching.for.insulation.damage.by.«MAX».method,.the.one.of.the.input.terminals.(contact. pins. of. DKI. or. electrodes. of. DODK). should. be. placed. over. the. route,. and. the. second. one. -. at. a.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 2. Method MIN when searching the place of damage location using sensors DKI-117 or DODK-117 When. searching. for. insulation. damages. by. «MIN» method,. the. contact. pins. of. . DKI-117. or. DODK-117.electrodes.should.be.placed.over.the.route,.along.the.axis.of.the.route..When.you. use.the.MIN.method,.the.signal.increases.smoothly.at.first,.then.rapidly.decreases.to.a.certain. minimum.value,.then.as.the.distance.from.the.damage.place.increases,.it.rises.sharply.again.and.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 1. Amplitude “two-frequency” method “ΔA” This.method.was.added.for.contactless.search.of..insulation.defects.of.city.cables.with. resistance.less.than.5.kOhm..The.smaller.the.distance.to.the.end.of.the.cable,.the.higher.the. sensitivity.of.the..method.on.this.site.. The method description:.the.two-frequency.signal.is.transmitted.from.the.generator..The. ratio.of.two-frequency.signal.amplitudes.remains.stable.if.there.is.no.damage.to.the.cable..In.the. presence.of.damage,.the.ratio.of.amplitudes.in.the.place.of.damage.is.changed. Table 8 1..1.. Exit. . output. . of. . the. . 2..The.transmitter.in.the.mode. generator. . should. . be. . “2F”.sends.to.the.utility. connected. . to. . the. . “start”. .
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Appendix 3 Area Survey Before Excavation Works First.of.all,.the.area.should.be.surveyed.with.the.receiver.in.passive.mode,.in.order.to.locate.the. . signal..from..energised..power..cables,..pipes..with..cathodic..protection..or..any..other..current..providing. . utility..To.do.that,.use.the.following.frequencies.consequently:.50.Hz,.100.Hz.,.Radio.and.Broadband. . mode..Area.survey.in.broadband.frequencies.should.be.performed.in.“MIN.&.MAX”.mode,.in.lower. . sensor.mode.WB.(0-8kHz).and.Radio.(over.8kHz). In.this.case,.the.operator.should.rely.on.“MAX”.scale. .At.50.a.100Hz.frequencies.in.Route.mode,.the.signal.strength.will.increase.as.you.are.moving.to. the.utility..The.following.indication.should.appear.on.the.screen.while.performing.these.actions: First.make.sure.that.there.is.no.utility.in.the.centre.of.the.surveyed.area..To.do.that,.the.operator. with.the.receiver.stands.above.the.tested.point.and.the.second.operator.moves.the.transmitter.around. the.first..one..The.radius.should.be.10-20m.and.the.first.operator.should.point.the.head.of.the.receiver. towards.the.second.operator.with.the.antenna..
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com .If.there.is.no.utility.in.center.point.of.the.area,.then.start.the.general.location.routine.described. below. When.surveying.the.area.in.active.mode,.it.is.necessary.to.place..IEM-301.5.antenna.horizontally. in.the.center.of.the.plot.(you.can.remove.the.antenna.from.its.stand)..In.this.position.the.antenna.will. be.in.the.flatness.parallel.to.all.surrounding.utilities.in.the.area. After.that.it.is.necessary.to.connect.the.antenna.to.the.transmitter.and.start.the.induction..Power. of.the.transmitter.should.be.set.according.to.the.size.of.the.surveyed.area.(the.smaller.the.area.–.the. smaller.the.power). Area.survey.in.active.mode.should.be.carried.out.in.“Graph”.mode.of.receiver.at.the.same.frequency. as. had. been. set. on. the. transmitter.. Operator. should. move. around. the. transmitter. and. perform. to. measurements.at.each.point.in.two.mutually.perpendicular.positions.. The.presence.of.the.utility.will.be.indicated.by.the.“signal.strength”.value.(upper.left.part.of.display). or.the.graph.in.bottom.part.of.the.screen.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Appendix 4 Operational features of the set External influence during receiver operation Receiver’s.display.readings.can.be.incorrect..while.operating.in.distorted.electromagnetic.field.. The.cause.of.that.may.be.in.closely.(approx..3m.radius).positioned.metal.objects(cars,.metal.fences,. manholes.and.other.utilities).and.mobile.phones. If. an. important. measurement. is. going. to. take. place,. please,. try. to. exclude. the. influence. of. surrounding.distortion.. Specialties of utility depth measurements During.depth.measurement.process.(if.the.utility.axis.indication.is.in.the.area.of.receiver.screen,.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Receiver position during depth measurement Before.measuring.the..depth.of.the.utility,.make.sure.that.your.device.is.positioned.perpendicular. to. the. utility.. Even. slight. deviation. from. vertical. position. can. influence. the. precision. of. depth. measurement. Operation via external power supply When.operation.is.performed.via.external.power.supply,.all.internal.power.sources.should.be. removed.. Specialties of utility location at 50Hz 50Hz.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 11. Transmitter AG-105 AUTONOMOUS • POWERFUL • PORTABLE • MEASURING Device introductory information 11.1. Purpose of Use and Physical Configuration The.transmitter.AG-105.is.an.automatic.utility.locating.. transmitter.designed.for.the.generation.of.the.propagating electric.oscillations.in.the.traces.of.the.buried.utilities.using electromagnetic.method.of.the.trace.search. Field of application: -.Housing.maintenance.and.utilities.sector -.Communications.industry. -.Electric.power.and.heat.supply.industries -.Gas.supply. The device is shown in the enclosure-case containing: 1.-.information.panel.on.the.inner.side.of.the.cover...
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com NOTE While changing batteries, use only all 8 elements of “type C” produced by the same company, from same series and condition (all 8 cells are always operable or inoperable altogether). ALKALINE 1.5V batteries are recommended.
DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com 13. Transmitter Direct Connection to Utility The. direct. connection. of. transmitter. to. the. utility. is. used. to. create. tracing. current. in. de- energised..conducting.utilities.. Transmitter operation during direct connection requires additional safety precautions. Before connecting the transmitter directly to the utility do the following: 1) Make sure that surveyed utility doesn’t carry any voltage in relation to protective...
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Appendix 5 Transmitter AG-105 Technical specifications The frequencies of the continuous “Co” or pulse “Pu” signal, Hz ± 0,1% - “kHz” Load.“clips”.or.“clamp” 512 -.“0.5”./.1024.-.“1.0”./.8192.-.“8.2”./.32768.-.“33” “Antenna”.modes 8192 -.“8.2”./.32768.-.“33” Operating modes “Antenna”.mode Internal.transmitting.inductor.“In”. “Modulation”.modes.(special. Pulse.“Pu”.(short-term.transmissions.of.the.sine.signals).
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Operational characteristics An.automatic control over Proportional.control.over.the.output.power.depending.on.the.“energy.potential”. the output voltage during. of.the.power.supply.source. oscillation.process Automatic.shutdowns. At.power.supply.voltage.in.the.“stop”.mode.<.6.5V.“Bt”,.<8.8V.“Ас” of.the.device At.power.supply.voltage.in.the.“oscillation”.mode.<.4,2V.“Bt”,.<7.9V.“Ас” At.power.supply.voltage.>.15,5V.. In.case.of.exceeding.of.the.admissible.absorbed.current.value.(the.exact.figure.. depends.on.the.actual.mode). In.case.of.short.circuit.of.the.output.during.the.adjustment.process.(actuation.. of.the.hardware.safety.system.of.the.terminal.amplifier). In.case.of.non-compliance.of.the.oscillation.mode.settings.depending.on.. whether.the.external.antenna.is.installed.in.the.output.or.not.(the.switch.to.the.. “stop”.mode).. In.case.of.“long”.(≈.100sec).downtime.in.the.“stop”.mode.(if.the.buttons.are.not. . pushed). Adjustment.with.load Automatic,.up.to.the.reaching.of.the.specific.consumption.rate.or.attainment.of. the.load.current: -.≥.0,2А.at.frequencies.512Hz.“0.5”./.1024Hz.“1.0”./.“2F”; -.≥.0,1А.at.frequencies.8192Hz.“8.2”.and.32768Hz.“33”. Manual.(via.buttons.LESS./.MORE.“ . ”).after.the.automatic.adjustment.
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DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION www.technoac.com Appendix 6 Transmitter Indication Electrical power supply field Output parameters field Battery holder One.of.the.three.categories.of. VOLTAGE.“U,.V”,.CURRENT.“I,.А”. with..the.handle.in.the. power.source.VOLTAGE.“U”.and. and.load.POWER.“P,W” centre.for.removing.. ABSORBED.CURRENT.“I”.is.always. and.also.its.RESISTANCE.“R,.Ω./.k.Ω”.. Contains.8.alkaline.cells. displayed.by.the.glow.of.one.of.the. .The.only.possible.red.glow.of.indicators.of. 1,5V.“type.С”. three-coloured.indicators. this.field.means.“oscillation”.is.in.progress.. Internal parameters field POWER.SUPPLY.VOLTAGE. “ ”.and.FREQUENCY.of.the.
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