TM-288

TM-288 HEAT STRESS WBGT Meter


As the Holy Infant, the temperature increasingly rises.
The chance of heatstroke increases dramatically in the moist heat environment.
This product, measuring in WBGT, provides real-time alarm immediately so as to
prevent heatstroke in such the environment.


 
Functions:

  • In compliance with JIS B 7922 Level 2

  • Three applications: arm band, tripod, and hanging.

  • High-sensitive capacitive humidity sensor and bandgap temperature sensor.

  • Measure the WBGT, black-globe temp. (TG), Air temp. (TA), humidity (%RH).

  • Low voltage indicator

  • °C or °F selectable.

  • With the plastic black-globe of the diameter Ø40mm.

  • Three-stage WBGT alarm selectable:     mute (buzzer not displayed), cyclic setting.

  • Outdoor or indoor (default is OUT) measurement mode selectable.

  • Sampling interval: per 20 seconds

  • Operating wind speed: 0.3 m/s or above.

  • Operation temperature and humidity: 0°C to +50°C,<80%RH (No condensation)

  • Storage temperature and humidity: 0°C to +60°C,<70%RH (No condensation)
     

Wet Bulb Globe Temperature (WBGT)

Unit

Measuring range

Alarm Default

Alarm User
Flashing
Caution >21~25°C

mute

As exceeding the setting value,beep for 15 seconds

Extreme caution >25~28°C

Beep for 4 seconds

Danger >28°C~31°C

Beep for 15 seconds

Extreme Danger >31°C

Beep for 3 second and pause for 2 seconds, repeat until 15 seconds


Wet Bulb Globe Temperature (WBGT)

Unit

Measuring range

Resolution

tolerance range

15~40°C

0~50.0 0.1 ±2.0
32.0~122.0 0.1 ±3.6

Indoor & outdoor without sunshine ”IN” :WBGT = (0.7×WET)+(0.3×TG)

Outdoor in sunshine ”OUT” :WBGT=(0.7×WET)+(0.2×TG)+(0.1×TA)


Air temperature (TA)

Unit

Measuring range

Resolution

Tolerance

@15~40°C

0~50.0 0.1 ±0.6
32.0~122.0 0.1 ±1.1

Black-globe temperature (TG)

Unit

Measuring range

Resolution

Tolerance

@15~40°C

0~80.0 0.1 ±0.6
32.0~176.0 0.1 ±1.1

Humidity (%RH)

Unit

Measuring range

Resolution

Tolerance

@25°C

%RH 30.0~90.0 0.1 ±5.0%RH
%RH <30.0 , >90.0 0.1 ±7.0%RH
 

 

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