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Extech Instruments TM20 User Manual

Extech Instruments TM20
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2 TM2xenGB_V2.15/15
Introduction
ThankyouforselectingtheExtechPortableThermometer.TheTMseriesthermometersareideal
forhomeuse.Measurethetemperatureofair,liquid,paste,orsemisolidmaterials.
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,
meetingtherequirementsforuseinthefoodserviceindustry.
Thesedevices a
reshipped fullytested andcalibrated and,with properuse, will provide years of
relia
bleservice.
Specifications
Display MultifunctionLCD
Measurementrange TM20:‐40to70
o
C(40to158
o
F)
TM25/TM26:‐40to200
o
C(40to392
o
F)
Resolution 0.1
o
C/
o
F
Accuracy ±0.5
o
C:0
o
to24
o
C
±1.0
o
C:‐20
o
to‐1
o
Cand25
o
to49
o
C
±2.0
o
C:‐40
o
to‐21
o
Cand50
o
to200
o
C
±0.9
o
F:32
o
to75
o
F
±1.8
o
F:‐4
o
to31
o
Fand76
o
to120
o
F
±3.6
o
F:‐40
o
to‐5
o
Fand121
o
to392
o
F
Protectionsafetyrating IP65ratingonmeterandsensors
Lowbatteryindication BatterysymbolappearsontheLCD
Powersupply CR20323Vbuttonbattery
MeterDimensions 86(L)x57(H)x30(D)mm[3.4(L)x2.2(H)x1.2(D)"]
Cablelength TM20cable:2.9m(9.6’)
TM25/TM26cable:1.5m(5’)

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Extech Instruments TM20 Specifications

TM20

Measurement IconMeasurement
measurement range-40 to 70 °C (-40 to 158 °F)
resolution0.1 °C/°F
accuracy0.5 °C: 0 to 24 °C, 1.0 °C: -20 to -1 °C and 25 to 49 °C, 2.0 °C: -40 to -21 °C and 50 to 200 °C
Protection and Safety IconProtection and Safety
protection safety ratingIP 65
Power IconPower
power supplyCR2032 3V button battery
low battery indicationBattery symbol appears on the LCD
Physical Dimensions IconPhysical Dimensions
meter dimensions86(L) x 57(H) x 30(D) mm / 3.4(L) x 2.2(H) x 1.2(D)
cable length209 m (9.6 ft.)

TM25

Measurement IconMeasurement
measurement range-40 to 200 °C (-40 to 392 °F)
resolution0.1 °C/°F
accuracy0.9 °F: 32 to 75 °F, 1.8 °F: -4 to 31 °F and 76 to 120 °F, 3.6 °F: -40 to -5 °F and 121 to 392 °F
Protection and Safety IconProtection and Safety
protection safety ratingIP 65
Power IconPower
power supplyCR2032 3V button battery
low battery indicationBattery symbol appears on the LCD
Physical Dimensions IconPhysical Dimensions
meter dimensions86(L) x 57(H) x 30(D) mm / 3.4(L) x 2.2(H) x 1.2(D)
cable length1.5 m (5 ft.)

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