TM-188D

Product Price $ 200
count:

TM-188/TM-188D-Require

TM-188/TM-188D

TM-188/TM-188D HEAT STRESS WBGT METER

 
  • Quick-response capacitance sensor.
  • Accurate measurement for wet bulb globe
 

Application

In order to measure the WBGT index, you should refer to the following regulations:
  • ISO7243 : Hot environments. Estimation of the heat stress on working man.
  • ISO7726 : Ergonomics of the thermal environment-instruments for measuring physical quantities.
 
 
 

Features

  • 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). 
  • Max/Min and data hold.
  • Low battery indication “ ”.
  • LCD display with LED backlight.
  • Single data record (TM-188 is able to record 50 data).
  • Viewing data records.
  • Switch the temperature unit to ℃ or ℉. 
  • Brass black ball in 50mm diameter.
  • WBGT alarm setting.
  • Auto power off with disable function.
  • Interface: USB PC serial interface.(TM-188D)
  • Data logging capacity :12000 records.(TM-188D)
  • Sampling interval: Max 24 hours; Min 1 Second.(TM-188D)
 
 

Specifications

  • Dimensions:300x70x50mm(length x width x height).
  • Weight: Approximately 220 grams.
Electrical Specifications (23℃±5℃)
Wet bulb globe temperature (WBGT)
Unit
Range
Resolution
Accuracy
@15~40°C
indoor&Outdoor
without sunlight
°C
0~59.0
0.1
±1.0
°F
32.0~138.0
0.1
±1.8
Outdoor With sunlight
°C
0~56.0
0.1
±1.5
°F
32.0~132.0
0.1
±2.7
※indoor & outdoor without sunlight:WBGT = (0.7×WET)+(0.3×TG)
Outdoor with sunlight:WBGT=(0.7×WET)+(0.2×TG)+(0.1×TA)

Air temperature (TA)
Unit
Range
Resolution
Accuracy
@15~40°C
°C
0~50.0
0.1
±0.8
°F
32.0~122.0
0.1
±1.5

Black globe temperature (TG)
Unit
Range
Resolution
Accuracy
@15~40°C
°C
0~80.0
0.1
±0.6
°F
32.0~176.0
0.1
±1.1

Relative Humidity (%RH)
 Measurement Range
 1%~99%
 Accuracy 
 ±3.0%RH(20~80%)at 25°C
 ±5.0%RH(<20%,>80%) at 25°C
 Resolution
 0.1%

Dew point temperature (DEW)
Unit
Range
Resolution
°C
-35.3~48.9
0.1
°F
-31.5~120.1
0.1
The value is calculated from the RH and Air temperature.

Wet bulb temperature (WET)
Unit
Range
Resolution
°C
-21.6~50.0
0.1
°F
-6.9~122.0
0.1
The value is calculated from the RH and air temperature.
 


 

Accessories

  • User’s Manual
  • 006P 9V battery
  • Carrying
  • USB cable(TM-188D)
  • AC100~240V DC9V/0.5A(9mm)(TM-188D)
  • Installation disk(TM-188D)

Download

File type
file name
Format
Download
TM-188D
PC SOFTWARE & DRIVER INSTALLATION
exe
TM-188/TM-188D
EN. User’s Manual
PDF

 

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