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REED ST-9809 Instruction Manual

Ac digital clamp meter
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Model
Pantone 534 Blue - 100/80/30/5
AC Digital
Pantone 485 Red - 10/100/100/5
Pantone 123 Yellow - 0/27/100/
Clamp Meter
Instruction
Manual
www
ST-9809
reedinstruments
Black
com

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Summary of Contents for REED ST-9809

  • Page 1 Black ST-9809 Model Pantone 534 Blue - 100/80/30/5 AC Digital Pantone 485 Red - 10/100/100/5 Pantone 123 Yellow - 0/27/100/ Clamp Meter Instruction Manual reedinstruments...

  • Page 2: Table Of Contents

    Table of Contents Safety..................... 3 Features..................3 Specifications................4-5 Instrument.Description..............6 Operating.Instructions...............7-11 AC Leakage Current Measurements .........7-9 AC Load Current Measurement ..........9 AC Voltage Measurement ............10 Resistance and Continuity Measurement ........10 Zero/Relative Reading Measurements ........10 Data Hold .................

  • Page 3: Safety

    Safety •. Disconnect.all.test.leads.from.the.meter’s.terminals.before.taking.a. current.measurement •. Do.not.take.any.voltage.measurements.above.600AC/DC.as.you.risk. electrical.shock.and.damage.to.the.clamp.meter •. Before.taking.any.in-circuit.resistance.measurement,.be.sure.there.is. no.power.in.the.test.circuit.and.discharge.all.capacitors. Features •. Designed.for.the.measurement.of.current.leakage •. High.resolution.of.10µA.on.40mA.range •. Shielded.transformer.jaws.to.minimize.the.effect.of.external.stray. magnetic.fields •. Large.30mm.dia..Clamp.Jaw •. Five.Ranges.(40mA,.400mA,.4A,.40A,.100A).for.all.applications •. Filter.circuit.eliminates.the.effect.of.high.frequency.noise.. and.harmonics •. Large.3.¾.digit.LCD •. Bar-graph.displays.20.times/sec. •. Continuity.and.frequency.measurements •. Max/Min.and.Data.Hold.functions •. Relative.Measurement •. 600V.overload.protection.for.Ω.measurement •. Single.rotary.switch.for.easy.function.selection Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow...

  • Page 4: Specifications

    Dimensions:. 210.x.62.0.x.35.6mm.(8.3.x.2.4.x.1.4”) Weight:. 200g Accessories:. Battery.and.carrying.case Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow For.service.on.this.or.any.other.REED.product.or.information.on.other. Red - 10/100/100/5 REED.products,.contact.REED.Instruments.at.info@reedinstruments.com Pantone 485 Red Yellow - 0/27/100/0 Pantone 123 Yellow Blue - 100/80/30/5 Pantone 534 Blue reedinstruments Black...
  • Page 5 AC current Accuracy Range Resolution 50/60.Hz Wide.(400-1KHz) 40mA 10µA ±1.0%±0..5mA ±4.5%±0.5mA 400mA 100µA ±3.0%±5.0mA ±3.0%±5.0mA ±4.0%±0.1A ±4.0%±0.1A 10mA ±4.0%±1.0A ±4.0%±1.0A 100mA ±2.5%±1.0A ±3.0%±1.5A 80-100A 100mA ±5.0%±1.0A ±5.0%±1.5A Meter.is.not.calibrated.beyond.100A AC Voltage (Input impedance: 10MΩ) Accuracy Overload Range Resolution Protection 50/60Hz 40-1KHz 400V 0.1V ±1.5%±2dgts...

  • Page 6: Instrument.description

    Instrument Description Transformer.Jaw 10.. Zero/Relative.Symbol Trigger 11.. Data.Hold.Symbol Function.Selector.Switch 12.. Bar-graph. Frequency.Selection.Switch 13.. Max/Min.Hold.symbol Data.Hold.&.Power.Button 14.. Continuity.Symbol Max/Min.Button 15.. Unit.symbols Zero/Relative.Button 16.. V,.Ω,.or.Hz.input.Terminal LCD.Screen 17.. COM.Terminal Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow Low.Battery.Symbol 18.. Hand.strap Red - 10/100/100/5 Pantone 485 Red Yellow - 0/27/100/0...

  • Page 7: Operating.instructions

    Operating Instructions Turn.the.meter.on.by.pressing.the.Hold.Button. AC Leakage Current Measurements Leakage Current Flowing into Ground Conductor 1.. Set.the.rotary.switch.to.the.desired.range. 2.. Press.the.Trigger.to.open.the.jaw.and.fully.enclose.the.grounded. wire Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow 3.. The.measured.value.will.appear.on.the.LCD.screen Red - 10/100/100/5 Pantone 485 Red Yellow - 0/27/100/0 Pantone 123 Yellow Blue - 100/80/30/5 Pantone 534 Blue...
  • Page 8 Out of Balance Leakage Current 1.. Set.the.rotary.switch.to.the.desired.range 2.. Press.the.Trigger.to.open.the.jaw.and.fully.enclose.all.wires. Two.wires:.Single.phase Three.wires:.Three.phases Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow Four.wires:.Three.phases Red - 10/100/100/5 Pantone 485 Red Yellow - 0/27/100/0 Pantone 123 Yellow 3.. The.measured.value.will.appear.on.the.LCD.screen Blue - 100/80/30/5 Pantone 534 Blue reedinstruments Black...

  • Page 9: Ac Load Current Measurement

    50/60 Position This.clamp.meter.has.very.good.frequency.response.due.to.the.elec- tric.property.of.the.transformer.jaws.used..Therefore,.the.measurement. result.contains.not.only.the.fundamental.frequency.of.50/60Hz.but.also. the.high.frequencies.and.harmonics.superimposed.on.the.fundamental. frequency..To.eliminate.the.effect.of.high.frequency.noise,.a.low.pass.filter. is.designed.to.filter.out.high.frequency.signal..To.enable.the.filter,.set.the. switch.at.the.50/60.position..The.filter’s.cut-off.frequency.is.set.at.100Hz. with.an.attenuation.characteristic.of.approx..24dB/octave. Wide Position If.the.circuit.under.test.is.originated.from.a.high.frequency.generating.de- vice.such.as.inverter,.switching.regulators,.etc.,.then.the.switch.should.be. set.at.wide.position.to.measure.the.signal.which.contains.the.frequency. from.40Hz-1kHz..To.confirm.the.presence.of.a.high.frequency.signal,. switch.between.the.50/60.and.wide.position.to.see.if.there.is.a.difference.. If.the.reading.is.very.different,.then.high.frequency.signals.or.harmonics. are.present. AC Load Current Measurement LOAD..LEAKAGE 1.. Set.the.rotary.switch.to.the.desired.range.and.turn.the.meter.on.by. pressing.the.Hold.Button Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow 2.. Press.the.trigger.to.open.the.jaw.and.fully.enclose.only.one.wire 3..

  • Page 10: Ac Voltage Measurement

    AC Voltage Measurement 1.. Set.the.rotary.switch.to.400V 2.. Insert.the.test.leads.into.the.input.jack 3.. Connect.the.test.prods.of.the.test.leads.in.PARALLEL.to.the.circuit. to.be.measured 4.. The.measured.value.will.appear.on.the.LCD.screen Resistance and Continuity Measurement 1.. Set.the.rotary.switch.to.Ω 2.. Insert.the.test.leads.into.the.input.jacks 3.. Connect.the.test.prods.of.the.test.leads.to.the.two.ends.of.the. resistor.or.circuit.to.be.measured 4.. The.measured.value.will.appear.on.the.LCD.screen 5.. A.beep.will.sound.the.resistance.<40Ω Zero/Relative Reading Measurements Press.the.Zero.Button.to.change.the.current.reading.to.“0”.and.a.zero. Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow symbol.will.appear.on.the.LCD.screen..All.subsequent.measurement.will.

  • Page 11: Data Hold

    Data Hold Press.the.Hold.Button.to.freeze.the.current.reading.displayed.on.the.LCD. Screen. MAX/MIN Value Press.the.MAX/MIN.button.to.enable.MAX/MIN.function..Push.the.button. once,.and.the.maximum.value.will.appear.on.the.LCD.Screen..Press.a. second.time,.and.the.minimum.value.appear..Press.the.button.a.third.time. to.disable.the.MAX/MIN.function. Auto Power Off This.meter.will.power.off.after.30.minutes.of.inactivity..To.disable.the.Auto. Power.Off.function,.power.the.meter.on.(press.the.Hold.Button).while. holding.the.Zero.and.MAX/MIN.buttons. Battery Replacement When. .appears.on.the.LCD,.you.will.need.to.replace.the.battery. 1.. Turn.the.power.off.and.remove.any.test.leads.from.the.clamp.meter 2.. Remove.the.screw.of.the.battery.compartment.and.slide.off.the. battery.compartment 3.. Remove.the.old.batteries.and.replace.with.a.new.9.Volt.battery 4.. Reinstall.the.battery.compartment.and.secure.the.screw Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow Red - 10/100/100/5 Pantone 485 Red Yellow - 0/27/100/0...
  • Page 12 Notes _________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ Blue - 100/80/30/5 Pantone 534 Blue Yellow - 0/27/100/0 Pantone 123 Yellow Red - 10/100/100/5 Pantone 485 Red ________________________________________________ Yellow - 0/27/100/0 Pantone 123 Yellow Blue - 100/80/30/5 Pantone 534 Blue...

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