- – 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.
- – Viewing data records.
- – Switch the temperature unit to ℃ or ℉.
- – Brass black ball in 50mm diameter.
- – WBGT alarm setting.
- – Auto power off with disable function.
- – Data logging capacity: 12000 records, USB PC serial interface (TM-188D).
- – Sampling interval: Max 24 hours; Min 1 Second (TM-188D).
Wet Bulb Globe Temperature (WBGT) | ||||
Unit | Range | Resolution | Accuracy@15~40°C | |
Indoor &
outdoor without sunlight |
°C | 0°C~59.0°C
|
0.1°C | ±1.0°C |
°F | 32.0°F~138.0°F
|
0.1°F | ±1.8°F | |
outdoor
with sunlight
|
°C | 0°C~56.0°C
|
0.1°C | ±1.5°C |
°F | 32.0°F~132.0°F
|
0.1°F | ±2.7°F | |
*Indoor & outdoor without sunlight :WBGT=(0.7xWET)+(0.3xTG)
Outdoor with sunlight : WBGT=(0.7xWET)+(0.2xTG)+(0.1xTA) |
Air temperature (TA) |
|||
Unit | Range | Resolution | Accuracy@15~40°C |
°C | 0°C~50.0°C | 0.1°C | ±0.8°C |
°F | 31°F~122.0°F | 0.1°F | ±1.5°F |
Black globe temperature (TG) |
|||
Unit | Range | Resolution | Accuracy@15~40°C |
°C | 0°C~80.0°C | 0.1°C | ±0.6°C |
°F | 32°F~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% |
Response time | <4 sec |
Dew point temperature (DEW) | ||
Unit | Range | Resolution |
°C | -35.3°C~48.9°C | 0.1°C |
°F | -31.5°F~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°C~50.0°C | 0.1°C |
°F | -6.9°F~122.0°F | 0.1°F |
The value is calculated from the RH and air temp |