Extech Instruments TM20 User manual

USERGUIDE

PortableThermometers

ModelsTM20,TM25,andTM26

TM20Thermometer

StandardProbe

TM25Thermometer

PenetrationProbe

TM26Thermometer

PenetrationProbe

NSFCertified

SoundReflector

99 Washington Street

Melrose, MA 02176

Phone 781-665-1400

Toll Free 1-800-517-8431

Visit us at www.TestEquipmentDepot.com

2TM2x‐en‐GB_V2.15/15

Introduction

ThankyouforselectingtheExtechPortableThermometer.TheTMseriesthermometersareideal

forhomeuse.Measurethetemperatureofair,liquid,paste,orsemi‐solidmaterials.

TheTM20usesastandardtemperatureprobewhiletheTM25andTM26areequippedwitha

penetrationprobeforinsertionintomaterialsundertest.TheTM26functionsthesameasthe

TM25buttheTM26includesasoundreflectorforamplifyingitsbeeperandisNSFcertified,

meetingtherequirementsforuseinthefoodserviceindustry.

Thesedevicesareshippedfullytestedandcalibratedand,withproperuse,willprovideyearsof

reliableservice.

Specifications

Display Multi‐functionLCD

MeasurementrangeTM20:‐40to70oC(‐40to158oF)

TM25/TM26:‐40to200oC(‐40to392oF)

Resolution 0.1oC/oF

Accuracy ±0.5oC:0oto24oC

±1.0oC:‐20oto‐1oCand25oto49oC

±2.0oC:‐40oto‐21oCand50oto200oC

±0.9oF:32oto75oF

±1.8oF:‐4oto31oFand76oto120oF

±3.6oF:‐40oto‐5oFand121oto392oF

ProtectionsafetyratingIP65ratingonmeterandsensors

LowbatteryindicationBatterysymbolappearsontheLCD

Powersupply CR20323Vbuttonbattery

MeterDimensions 86(L)x57(H)x30(D)mm[3.4(L)x2.2(H)x1.2(D)"]

Cablelength TM20cable:2.9m(9.6’)

TM25/TM26cable:1.5m(5’)

3TM2x‐en‐GB_V2.15/15

Safety

InternationalSafetySymbols

Thissymbol,adjacenttoanothersymbolorterminal,indicatestheusermustrefertothe

manualforfurtherinformation.

Thissymbol,adjacenttoaterminal,indicatesthat,undernormaluse,hazardousvoltages

maybepresent

Doubleinsulation

GeneralSafety

oPleasereadallsafetyandinstructionalinformationbeforeusingtheseproducts.

oTheseproductsareintendedforhomeuseonlyonair,liquid,pastes,andsemi‐solid

materials.

oUnauthorizedrepairs,modifications,orotherchangestotheproductsarenotsupported.

oThisproductisnotintendedforuseinmedicalpractice.

Caution!RiskofInjury!

oKeeptheseproducts,theirprobes,andbatteriesoutofthereachofchildrenandpets

oUseextremecautionwhenhandlingtheprobes

oBatteriesmustnotbeplacedinfire,shortcircuited,takenapart,ordischarged.Riskof

explosion!

oBatteriescanbefatalifswallowed.Contactmedicalemergencypersonnelifbatteriesare

swallowed.

oBatteriescontainharmfulacids.Lowbatteriesshouldbechangedassoonaspossibleto

preventdamagecausedbyleakingbatteries.

ProductSafety!

oDonotplacetheseproductsnearextremetemperatures,vibration,orshock

oOnlytheprobesareheatresistantto392oF(200oC)fortheTM25/TM26probeandto158oF

(70oC)fortheTM20probe,notthemetersthemselves

oNeverholdaprobedirectlyinoroverfire

oDonotimmersethemetersinanyliquid

4TM2x‐en‐GB_V2.15/15

12 3

Description

MeterDescription

1. Meter

2. LCDdisplay

3. PowerON/OFFbutton

4. MAX/MINbutton

5. ALARM/SETbutton

6. Temperatureunits/uparrowbutton

7. Meterstand/base

8. Sensorcabling

9. Sensortips

10. Probemountingbracket

Note:Wallmountaccesshole,magnet,andsoundreflector(TM26only)onrearofinstrument,

notpictured.

DisplaySymbols

1. Batterypowerstatus

2. Measurementreading

3. Alarmarmedsymbol

4. TemperatureDegreessymbol

5. HighAlarmsymbol

6. LowAlarmsymbol

7. CorFunitofmeasure

8. Data(Display)Hold

9. MAXreadingdisplay

10. MINreadingdisplay

11. ERROR(Batteryvoltagetoolowtodisplayaccuratereadings)

5TM2x‐en‐GB_V2.15/15

Operation

DisplayProtectiveFoil

Themeter’sdisplayisshippedwithaprotectivefoilcovering.Pleaseremovecarefullybefore

use.

Poweringthemeter

Openthebatterycompartmentbylooseningthetwoscrewslocatedonthebackofthemeter

(oneithersideofthemagnet).InsertanewCR20323Vlithiumbuttonbatteryandclosethe

cover.Ifabatteryisalreadyinstalled,removetheinsulationstripsothatthebatterycanmake

propercircuitcontact.

Theinstrumentisnowreadyforuse.PresstheON/OFFkeyoncetopowerthemeter.The

meter’sprevioussettingswillbepreserved.

AllEUusersarelegallyboundbythebatteryordinancetoreturnallusedbatteriestocollection

pointsinyourcommunityorwhereverbatteries/accumulatorsaresold!Disposalinthehousehold

trashisprohibited!

SelectingoC/oFunitsofmeasure

PresstheoC/oFkeytoselectthedesiredtemperatureunitofmeasure.

MAX‐MINandHOLDFunction

Tofreeze(hold)thedisplayedreading,presstheMAX/MINkey.Thecurrentreadingwillbe

heldonthedisplayandtheHOLDdisplayiconwillbevisible.

PressMAX/MINagaintoviewtheMaximumreadingcapturedsincethelastreset;theMAX

indicatorwillbevisiblealongwiththeMAXreading.

PressMAX‐MINagaintoviewtheMinimum(MIN)temperaturereading;theMINiconwillbe

visiblealongwiththelowestreadingcapturedsincethelastreset.

ToresettheMAXandMINvaluespressandholdtheMAX‐MINbuttonfor3secondswhile

theMAXorMINiconisvisible.

ToreturntonormaloperationpresstheMAX/MINkeyagain;theHOLD‐MIN‐MAXindicators

shouldnowbeoff.

SoundReflector(TM26only)

TheTM26includesasoundreflectorontherearoftheunit.Thisdeviceamplifiestheaudible

beepersoastobeheardfromgreaterdistances.

NSFCertified(TM26only)

TheTM26isNSFCertified,meetingtherequirementsforuseinthefoodserviceindustry.

6TM2x‐en‐GB_V2.15/15

TemperatureAlarms

Sethigh/lowalarmlimitsasdescribedbelow.Themeterwillthenaudiblyandvisuallyalertthe

userifeitherlimitisexceeded:

1. PresstheALARM/SETbuttononcefromthenormaloperatingmode;theupperlimitvalue

anditssymbol(uparrow)willflash.

2. Setthetemperaturelimitbypressingthe▲button(pressandholdforfastscrolling).

3. NowusetheMAX/MINbuttontoactivate/deactivatethealarm(alarmsymbolwillappear

intheupperrighthandcorneroftheLCDwhenactivated).

4. VerifythesettingbypressingALARM/SET.

5. Performthesamestepsforthelowalarmlimit.

Aftersettingthealarms,theupperandlowerlimitsymbols(▲▼)willbedisplayedontheLCD

indicatingthatanupperandaloweralertvaluehasbeenset.Ifthemeasuredtemperature

exceedseitherlimit,thealarmbeeperwillsoundfor1minute.Thealarmbeepericonandthe

correspondingarrowwillflash.Pressinganybuttonwillswitchoffthealarm.

Whenthetemperaturereturnstothedesiredrangetheaudiblealarmwillstopsounding.The

arrowwillremainflashinghowevertoshowthatthetemperaturewashigherorlowerthanaset

valueatleastonceinthepast.Pressthe▲buttontoswitchOFFtheflashingarrow.

Allrightsreservedincludingtherightofreproductioninwholeorinpartinanyform

Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176

TestEquipmentDepot.com

Table of contents

Other Extech Instruments Thermometer manuals

Extech Instruments

Extech Instruments RHT510 User manual

Extech Instruments

Extech Instruments 42529 User manual

Extech Instruments

Extech Instruments 407907 User manual

Extech Instruments

Extech Instruments 42520 User manual

Extech Instruments

Extech Instruments EasyView EA11A User manual

Extech Instruments

Extech Instruments 42530 User manual

Extech Instruments

Extech Instruments 42545-NIST User manual

Extech Instruments

Extech Instruments 42510A User manual

Extech Instruments

Extech Instruments 42515 User manual

Extech Instruments

Extech Instruments 421504 User manual

Extech Instruments

Extech Instruments 42510 User manual

Extech Instruments

Extech Instruments SDL500 User manual

Extech Instruments

Extech Instruments IR100 User manual

Extech Instruments

Extech Instruments 42560 User manual

Extech Instruments

Extech Instruments 42555 User manual

Extech Instruments

Extech Instruments 421502 User manual

Extech Instruments

Extech Instruments RH200W User manual

Extech Instruments

Extech Instruments TM300 User manual

Extech Instruments

Extech Instruments HD500 User manual

Extech Instruments

Extech Instruments 445703 User manual

Extech Instruments

Extech Instruments EA15 User manual

Extech Instruments

Extech Instruments TM40 User manual

Extech Instruments

Extech Instruments 445703 User manual

Extech Instruments

Extech Instruments IR255 User manual

Popular Thermometer manuals by other brands

Delton

Delton 981A instruction manual

Baker

Baker MM2P instruction manual

Tarmo

Tarmo 320281 manual

Citizen

Citizen CTD 504 instruction manual

TFA

TFA 14.1500 instruction manual

Vive

Vive DMD1010 user manual

Gotemp

Gotemp THB4002 user guide

GREISINGER

GREISINGER G 1202 Quick reference guide

Amprobe

Amprobe TMD-53W user manual

Trotec

Trotec BP10 operating manual

Radiance instruments

Radiance instruments RT616 Series product manual

Eurolec

Eurolec IR151 operating instructions

Scaneo

Scaneo TS42B instruction manual

Sper scientific

Sper scientific 800043 instruction manual

Microlife

Microlife NC 200 Operating instructions manual

Motorola

Motorola MBP69SN General questions

The MeatStick

The MeatStick The MeatStick quick start guide

Hama

Hama TH35-A operating instructions