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Heat Stress WBGT Meter 

 

TM188

 

TM188 / TM188D

 

Features :- 

-WBGT (Wet bulb Globe Temperature) measure heat stress in the field 

-Dual LCD display with the maximum reading of 9999 

-Quick-response capacitance sensor 

-Accurate measurement for wet bulb globe temperature (WBGT), black globe temperature (TG), humidity (%RH), air temperature (TA), wet bulb (WET) and dew point (DEW) with fast response times 

-Max / Min and data hold 

-Low battery indication 

-LCD display with LED backlight 

-Manual data memory : 50 records 

-Viewing data records 

-Selectable units of °C and °F 

-Brass black ball in 50 mm diameter 

-WBGT alarm setting 

-Auto power off with disable function 

-Interface : USB PC serial interface (TM188D) 

-Datalogging capacitiy : 12000 records (TM188D) 

-Sampling interval : max 24 hours; min 1 second (TM188D) 

-In order to measure the WBGT index, you should refer to the following regulations : ISO7243 : Hot environments. Estimation of heat stress on working man. ISO 7726 : Ergonomics of the thermal environment-instruments for measuring physical quantities 

-Tripod threads

 

Specifications : (23±5°C) 

 

Wet Bulb Globe Temperature (WBGT)

Unit                            

Range

Resolution

Accuracy@15~40°C

Indoor & Outdoor Without Sunlight

°C

0 ~ 59.0°C

0.1°C

±1.0°C

°F

32.0 ~ 138.0°F

0.1°F

±1.8°F

Outdoor With Sunlight

°C

0 ~ 56.0°C

0.1°C

±1.5°C

°F

32.0 ~ 132.0°F

0.1°F

±2.7°F

Indoor & outdoor without sunlight : WBGT = (0.7xWET) + (0.3xTG)

Outdoor with sunlight : WBGT = (0.7xWET) + (0.1xTA)


Air Temperature (TA)

Unit

Range

Resolution

Accuracy@15~40°C

°C

0 ~ 50.0°C

0.1°C

±0.8°C

°F

32 ~ 122.0°F

0.1°F

±1.5°F

 

Black Globe Temperature (TG)

Unit

Range

Resolution

Accuracy@15~40°C

°C

0 ~ 80.0°C

0.1°C

±0.6°C

°F

32.0 ~ 176.0°F

0.1°F

±1.1°F

 

Relative Humidity (%RH)

Range

1 ~ 99%

Accuracy

±3.0% RH (20 ~ 80%)

±5.0% RH (<20%, >80%)

Resolution

0.1%

 

Dew Point Temperature (DEW)

Unit

Range

Resolution

°C

-35.3 ~ 48.9°C

0.1°C

°F

-31.5 ~ 120.1°F

0.1°F

The value is calculated from the RH and Air Temp

 

Wet Bulb Temperature (WET)

Unit

Range

Resolution

°C

-21.6 ~ 50.0°C

0.1°C

°F

-6.9 ~ 122.0°F

0.1°F

The value is calculated from the RH and Air Temp

 
User guide for TM188 / TM188D Click-here 

Note :
1) Country of origin : Taiwan

2) Warranty : 1 year against manufacturing defects
3) All the above descriptions are subject to change without notice
4) Price for Heat Stress WBGT TM188 Click-here


5) Price for Heat Stress WBGT TM188D Click-here


For enquiries, kindly email us at enquiry@malaysiameasurement.com Click-here