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Table of Contents
- 1 Table of Contents
- 2 Introduction
- 3 Features
- 4 Applications
- 5 Safety
- 6 Distance.&.Spot.size
- 7 Specifications
- 8 Front.panel.description
- 9 Indicator
- 10 Buttons
- 11 Measurement.operation
- 12 How.to.obtain.emmissivity
- 13 Data.logger
- 14 Battery.replacement
- 15 Notes
- 16 Maintenance.&.Cleaning
- Download this manual
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Table of Contents
Related Manuals for REED ST-8835
Summary of Contents for REED ST-8835
- Page 1 ST-8835 Model Non-Contact Infrared Thermometer Instruction Manual Pantone 485 & 123 485 = (0/100/100/10) 123 = (0/18/100/0) reedinstruments...
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Page 2: Table Of Contents
Notes....................11-12 Maintenance.&.Cleaning................12 Introduction Thank. you. for. your. purchase. of. this. REED. Infrared. Thermometer.. This. . instrument. offers. non-contact. (infrared). temperature. measurement. capability.. The. built-in. laser. pointer. increases. target. accuracy. while. . the. backlight. LCD. and. handy. push-buttons. combine. for. convenient,. . -
Page 3: Features
Features: •. Precise.non-contact.temperature.measurement •. Type.K.temperature.measurement • Unique flat surface, modern housing design •. Built-in.laser.pointer •. Automatic.Data.Hold. •. Automatic.power.off •. °C/°F.switch •. Emissivity,.digitally.adjustable.from.0.10.to.1.0 •. MAX,.MIN,.DIF,.AVG.record •. Data.Logger.(LOG) •. LCD.with.backlight •. Automatic.range.selection •. Resolution.0.1ºC.(0.1ºF) •. Trigger.lock •. High.and.Low.alarms •. Measure.emissivity Applications: Food preparation, safety and fire inspectors, plastic molding, asphalt, marine.and.screen.printing,.measure.ink.and.dryer.temperature,.HVAC/R,. diesel, fleet maintenance and much more. Safety •. Use.extreme.caution.when.the.laser.beam.is.turned.on. •. -
Page 4: Distance.&.Spot.size
Distance & Spot Size As.the.distance.(D).from.the.object.increases,.the.spot.size.(S).of.the.area. measured.by.the.unit.becomes.larger..The.relationship.between.distance. and.spot.size.for.each.unit.is.listed.below..The.focal.point.for.each.unit.is. 914mm.(36”)..The.spot.sizes.indicate.90%.encircled.energy. Specifications: TK measurement: TK.Temperature.Range .-50.to.1370°C.(-58.to.2498°F) Resolution -50.to.1370°C 0.1°C -58.to.1999.9°F 0.1°F 2000.to.2498°F 1°F Accuracy -50.to.1000°C ±1.5%.of.reading.+3°C.(+5°F) 1000.to.1370°C ±1.5%.of.reading.+2°C.(+3.6°F) IR Measurement: IR.Temperature.Range -50.to.1050°C.(-58.to.1922°F)..Distance.:.Spot.size 30:1 Resolution 0.1°C.(0.1°F) Accuracy -50.to.-20°C.(-58.to.-4°F) ±5°C.(±9°F) -20.to.200°C.(-4.to.392°F) ±1.5%.of.reading.+2°C.(+3.6°F) 200.to.538°C.(392.to.1000°F) ±2.0%.of.reading.+2°C.(+3.6°F) 538.to.1050°C.(1000.to.1922°F) ±3.5%.of.reading.+5°C.(+9°F) reedinstruments... - Page 5 Specifications con’t: Response.Time:. Less.than.1.second Spectral.Response:. 8~14um Emissivity:. Digitally.adjustable.from.0.10.to.1.0 Over.Range.Indication:.LCD.will.show.“-0L”,”0L” Polarity:. Automatic.(no.indication.for.positive.polarity);. Minus.(-).sign.for.negative.polarity Diode.Laser:. Output.<1mW,.Wavelength.630~670nm,. Class.2.(II).laser.product Operating.Temp.:. 0.to.50°C.(32.to.122°F) Storage.Temp.:. –20.to.60°C.(-4.to.140°F) Relative.Humidity:. 10%~90%.RH.operating,.<80%RH.storage Power.Supply:. 9V.battery,.NEDA.1604A.or.IEC.6LR61,.. or.equivalent Dimensions:. 100.x.56.x.230mm.(3.9.x.2.2.x.9.0”) Weight:. 290g.(10.2.oz) Safety:. “CE”.Comply.with.EMC Notes: •. Accuracy:.Given.at.18.to.28°C.(64.to.82°F),.less.than.80%.RH. •. Field of View:.Make.sure.that.the.target.is.larger.than.the.unit’s.spot. size..The.smaller.the.target,.the.closer.you.should.be.to.it..When.. accuracy.is.critical,.make.sure.the.target.is.at.least.twice.as.large.. as.the.spot.size. reedinstruments...
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Page 6: Front.panel.description
Front Panel Description 1-.. IR.Sensor 2-... Laser.Pointer.Beam 3-... LCD.Display. 4-... Down.Button 5-... Up.Button 6-... Mode.Button 7-.. Laser/Backlight.Button 8-. Measurement.Trigger 9-. Handle.Grip 10-. Battery.Cover Indicators 1-. Data.Hold 2-. Measuring.indication 3-. Emissivity.symbol.&.value 4-. °C/°F.symbol 5-. Auto.Emissivity 6-. Lock.&.Laser.“ON”.symbols 7-. High.&.low.alarm.symbols 8-. Temperature.values.for.the.MAX,.MIN,.DIF,.AVG.HAL,.LAL.TK.and.. 9-. -
Page 7: Buttons
Buttons 1-. Up.button.(for.EMS,HAL,LAL,LOG) 2-. MODE.button.(for.cycling.through.the.. mode.loop) 3-. Down.button.(for.EMS,HAL,LAL,LOG) 4-. Laser/Backlight.On/Off.button.(pull.trigger.. and.press.button.to.activate.laser/backlight) MODE Button Function This.infrared.thermometer.measures.Maximum.(MAX),. Minimum.(MIN),.Differential.(DIF),.and.Average.(AVG).Tem- peratures..Each.time.you.take.a.reading,.this.data.is.stored. and.can.be.recalled.with.the.MODE.button.until.a.new. measurement.is.taken..When.the.trigger.is.pulled.again,. the.unit.will.begin.measuring.in.the.last.mode.selected. Pressing.the.MODE.button.also.allows.you.to.access. the.High.Alarm(HAL),.Low.Alarm(LAL),Emissivity(EMS). and.data.logger(LOG). MODE -.Each.time.you.press.MODE,.you.advance. through.the.mode.cycle..Pressing.the.MODE.button.. also.allows.you.to.access.the.Type.K.Temperature. Measurement. The.diagram.on.the.left.shows.the.sequence.of.. functions.in.the.MODE.cycle Switching C/F, LOCK ON/OFF & SET ALARM 1-. . C/F 2-. -
Page 8: Measurement.operation
To.lock.the.unit.on.for.continuous.measurement,.slide.the.middle.switch. LOCK ON/OFF.to.the.right..If.the.trigger.is.pulled.while.the.unit.is.locked. on,.the.laser.and.backlight.will.be.turned.on.if.they.have.been.activated.. When.the.unit.is.locked.on,.the.backlight.and.laser.will.remain.on.unless.it. is.turned.off.using.the.Laser/Backlight.button.on.the.keypad. To.activate.the.alarms,.please.slide.the.bottom.switch.SET ALARM.. to.the.right. To.set.values.for.the.High.Alarm.(HAL),.Low.Alarm.(LAL).and.Emissivity. (EMS), firstly activate the display by pulling the trigger or pressing the MODE.button,.then.press.the.MODE.button.until.the.appropriate.code. appears.in.the.lower.left.corner.of.the.display,.press.the.UP.and.DOWN. buttons.to.adjust.the.desired.values. Measurement Operation 1).Hold.the.meter.by.its.handle.grip.and.point.it.toward.the.surface.. to.be.measured. 2).Pull.and.hold.the.trigger.to.turn.the.meter.on.and.begin.testing... The.display.will.light.if.the.battery.is.good..Replace.the.battery.. if.the.display.does.not.light. 3).While.measuring,.the.SCAN.display.icon.will.appear.in.the.upper.left. corner.of.the.LCD. 4).Release.the.trigger.and.the.HOLD.icon.will.appear.on.the.LCD.. indicating.that.the.reading.is.being.held. 5).The.meter.will.automatically.power.off.approximately.7.seconds.after. the.trigger.is.released..Unless.the.unit.is.locked.on. How to obtain Emissivity? In.the.EMS.mode,.press.and.hold.the.Laser/Backlight.button.until.. the.“EMS”.icon.on.the.left.side.of.LCD.blinking..At.this.time,.“. 3 =.--”.. will.appear.at.the.upper.side.of.the.LCD;.IR.temperature.value.will.be.in. the.middle.of.LCD;.and.Type.K.temperature.value.is.at.the.lower.side.of. the.LCD.. reedinstruments... -
Page 9: Data.logger
How to obtain Emissivity? con’t Contact.the.Type.K.probe.to.the.object.surface.and.test.the.temperature. of.same.point.with.IR.measurement..After.both.values.are.stable,.press. UP or DOWN button for confirmation. Then, emissivity of the object will be shown.at.the.upper.side.of.the.LCD. Press.MODE.button.or.trigger.to.enter.normal.measurement. Notes: 1..When.the.IR.value.is.not.corresponding.to.the.TK.value,.or.IR.and.TK. tested.the.different.points,.no.emissivity.will.be.obtainable.or.a.wrong. emissivity.will.be.obtained. 2..The.temperature.of.the.target.should.be.higher.than.the.environment. temperature..Normally,.100°C.is.suitable.for.obtaining.a.higher.accuracy. emissivity..After.obtaining.the.emissivity,.if.the.difference.between.the.IR. value.(in.the.middle.of.LCD).and.TK.value.(at.the.lower.side.of.LCD).is. too.big,.the.obtained.emissivity.will.be.incorrect..It’s.necessary.to.obtain. a.new.emissivity. Data Logger Storing Data Your.thermometer.is.capable.of.storing.up.to.20.data.locations..The.. infrared.temperature.and.temperature.scale.(°C.or.°F).are.also.stored. Infrared To.store.data.from.an.infrared.reading,.pull.the.trigger..While.holding.the. trigger,.press.the.MODE.button.until.LOG.appears.in.the.lower.left.corner. of.the.display;.a.log.location.number.will.be.shown..If.no.temperature.has. been.recorded.in.the.shown.LOG.location,.4.dashes.will.appear.in.the. lower.right.corner..Aim.the.unit.at.the.target.area.you.want.to.record,.and. press.the.laser/backlight.button..The.recorded.temperature.will.appear. in.the.lower.right.corner..To.select.another.log.location,.press.the.up.and. down.keys. reedinstruments... -
Page 10: Battery.replacement
Recalling Data To.recall.stored.data.after.the.unit.shuts.off,.press.the.MODE.button.until. LOG.appears.in.the.lower.left.corner..A.LOG.location.number.will.be.shown. below.LOG,.and.the.stored.temperature.for.that.location.will.be.displayed.. To.move.to.another.LOG.location,.press.the.UP.and.DOWN.keys. Log Clear Function The.“Log.clear”.function.allows.you.to.quickly.clear.all.logged.data.points.. This.function.can.only.be.used.when.the.unit.is.in.LOG.mode..It.can.be. used.when.the.user.has.any.number.of.LOG.locations.stored. You.should.only.use.the.“LOG.clear”.function.if.you.want.to.clear.all.the. Log.location.data.that.is.stored.in.unit’s.memory..The.“LOG.clear”.function. works.as.follows: 1..While.in.LOG.mode,.press.the.trigger,.and.then.press.the.“down”.arrow. button.until.you.reach.LOG.location.“0”..This.can.only.be.done.when. the.trigger.is.pulled..LOG.location.“0”.cannot.be.accessed.by.using.the. “up”.arrow.button. 2..When.LOG.location.“0”.shows.in.the.display,.press.the.laser/back- light.button..A.tone.will.sound,.and.the.LOG.location.will.automatically. change.to.“1”,.signifying.that.all.data.locations.have.been.cleared. 3..Measurement.considerations:. Holding.the.meter.by.its.handle,.point.the.IR.sensor.toward.the.object. whose.temperature.is.to.be.measured..The.meter.automatically.com- pensates.for.temperature.deviations.from.ambient.temperature..Keep. in.mind.that.it.will.take.up.to.30.minutes.to.adjust.to.wide.ambient. temperatures.being.measured.followed.by.high.temperature.measure- ments,.some.time.(several.minutes).is.required.after.the.low.(and.before. the.high).temperature.measurements.are.made..This.is.a.result.of.the. cooling.process,.which.must.take.place.for.the.IR.sensor. Battery Replacement 1. When battery power is not sufficient, LCD will display “ Replacement.with.one.new.9V.battery.is.required. 2..Open.battery.cover,.take.out.the.battery.from.the.instrument.and.replace. with.a.new.9V.battery.and.place.the.battery.cover.back.into.place. reedinstruments... -
Page 11: Notes
Notes: How it Works This.REED.Infrared.Thermometer.measures.the.surface.temperature.of.an. object. The unit’s optics sense emitted, reflected, and transmitted energy, which.is.collected.and.focused.onto.a.detector..The.unit’s.electronics. translate.the.information.into.a.temperature.reading.which.is.displayed.on. the.unit..In.units.with.a.laser,.the.laser.is.used.for.aiming.purposes.only. Field of View Make.sure.that.the.target.is.larger.than.the.unit’s.spot.size..The.smaller. the.target,.the.closer.you.should.be.to.it..When.accuracy.is.critical,.make. sure.the.target.is.at.least.twice.as.large.as.the.spot.size. Distance & Spot Size As.the.distance.(D).from.the.object.increases,.the.spot.size.(S).of.the.area. measured.by.the.unit.becomes.larger..See.Graphic.on.Page.4. Locating a Hot Spot To find a hot spot aim the thermometer outside the area of interest, then scan.across.with.an.up.and.down.motion.until.you.locate.hot.spot. Reminders 1..Not.recommended.for.use.in.measuring.shiny.or.polished.metal. . surfaces.(stainless.steel,.aluminum,.etc.)..See.Emissivity. 2..The.unit.cannot.measure.through.transparent.surfaces.such.as. . glass..It.will.measure.the.surface.temperature.of.the.glass.instead. 3..Steam,.dust,.smoke,.etc.,.can.prevent.accurate.measurement.. . by.obstructing.the.unit’s.optics. Emissivity Emissivity.is.a.term.used.to.describe.the.energy-emitting.characteristics.of. materials..Most.(90%.of.typical.applications).organic.materials.and.painted.or. -
Page 12: Maintenance.&.Cleaning
Plastic. 0.85.to.0.95 Glass. 0.90.to.0.95 Timber. 0.90 Ceramic. 0.90.to.0.94 Paper. 0.70.to.0.94 Marble. 0.94 Chromium.oxides 0.81 Plaster. 0.80.to.0.90 Copper.oxides. 0.78 Mortar. 0.89.to.0.91 Iron.oxides. 0.78.to.0.82 Brick. 0.93.to.0.96 Textiles. 0.90 Maintenance & Cleaning: •. Repairs.or.servicing.that.are.not.covered.in.this.manual.should.only.. be performed by qualified personnel. REED Instruments is qualified . to.handle.this.for.you..Contact.us.at.1-800-561-8187.or.. info@reedinstruments.com •. Periodically.wipe.the.case.with.a.dry.cloth..Don’t.use.abrasives.. or.solvents.on.this.instrument. • When servicing, use only specified replacement parts. reedinstruments... - Page 13 Notes _________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ reedinstruments...
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