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MEWOI303B is a non-contact and adjustable emissive collimator with laser, LCD display, and auto power off.

Main Functions

Main function

 303B

Measuring temperature range

--20℃~550℃(-4℉~1022℉)

Max display

3 digit LCD display

Display resolution

0.1℃/0.1℉

Accuracy

±2.0℃ or 2%

Display unit

℃/oF

Auto power off

Back light

Measuring time(90%)

0.5s

Field of view D:R

12:1

Emissivity

0.1-1 adjustable

Temperature of the work environment

10℃~30℃

Size

97×43×160mm

Weight

125g(without battery)

Inner packing

blistic packing

Power

9V  battery

SELECTION GUIDE 1

 InfraRed Thermometers 

Click "Blue" marked Model No. to View the Spec

ModelRangeResolution
AccuracyDistance Spot RatioEmissivityAuto Power OffAuto Power OffPower

MEWOI303B

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

--20℃~550℃(-4℉~1022℉)

0.1℃/0.1℉±2.0℃ or 2% 12:10.1-1 adjustable9V battery

MEWOI330S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-32℃~330℃(-26℉~626℉)

0.1℃or 0.1℉ 

±2% or 2℃12:10.95 pre-set2*1.5AAA battery

MEWOI380S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-32℃~380℃(-26℉~716℉)0.1℃or 0.1℉±2%or2℃ 12:1 0.95 pre-setAAA*2 battery

MEWOI530S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer


-32℃~550℃(-26℉~1022℉) 0.1℃or 0.1℉    ±2% or 2℃ 12:10.95 pre-set2*1.5AAA battery

MEWOI550S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-32℃~550℃(-26℉~1022℉)

0.1℃or 0.1℉  ±2% or 2℃12:10.95 pre-set2*1.5AAA battery

MEWOI842AS

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-50℃~600℃(-58℉~1112℉)    0.1℃or 0.1℉  ±2% or 2℃12:10.10~1.00 adjustable9V battery

MEWOI852BS

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer


-50℃~750℃(-58℉~1382℉)   0.1℃or 0.1℉(<1000℃)±2% or 2℃    12:1   0.10~1.00 adjustable9V battery
MEWOI862ASMEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer


-50℃~900℃(-58℉~1652℉)

0.1℃or 0.1℉(<1000℃)±2% or 2℃   12:1   0.10~1.00 adjustable9V battery

MEWOI872DS

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-18℃~1150℃(-58℉~2102℉)


0.1℃or 0.1℉(<1000℃)  1°C or 1°F(≥1000°C)

±2%or2℃ 50:1 0.10~1.00 adjustable9V battery

MEWOI872S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer


-18℃~1350℃(0℉~2462℉)

0.1℃or 0.1℉(<1000℃)  1°C or 1°F(≥1000°C)

±2%or2℃50:1 0.10~1.00 adjustable9V battery

MEWOI882AS

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer


200℃~1850℃(392℉~3362℉)

0.1℃or 0.1℉(<1000℃)  1°C or 1°F(≥1000°C)     

±2%or2℃ 50:1 0.10~1.00 adjustable9V battery

MEWOI882S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

-18℃~1650℃(0℉~3002℉)

0.1℃or 0.1℉(<1000℃)  1°C or 1°F(≥1000°C) 

±2%or2℃ 50:1 0.10~1.00 adjustable9V battery

MEWOI892S

MEWOI-clamp meter|earth ground resistance tester|pinza|curent sensor probe|power quality analyzer

200℃~2200℃(392℉~3992℉)

0.1℃or 0.1℉(<1000℃)  1°C or 1°F(≥1000°C) 

±2%or2℃80:1 0.10~1.00 adjustable4*1.5V AAbattery
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