ESCO EA742MK-12A. Heat stroke checker

Sensor

Temperature: Semiconductor sensor
Humidity: capacitive type

Measurement items

WBGT index, temperature, relative humidity, black bulb temperature

Measuring range

WBGT index: 15~40℃
Temperature: 20 to 50℃
Black bulb temperature: 20 to 60℃
Relative humidity: 30-90%RH (at 15 to 40 degrees)

Decomposition

Temperature: 0.1℃
Humidity: 0.1%RH

Measurement accuracy

WBGT index: ±2℃
Temperature (TA): ±1.2℃
Black bulb temperature (TG): ±1.2℃
Relative humidity: ±3℃

WBGT alarm setting range

20.0 to 37.2℃

Power supply

AAA alkaline batteries x 2 (included)

Size

Main body: 48(W)×30(D)×250(H)mm, black ball: φ75mm

Weight

About 120g

Accessories

X 2 AAA alkaline batteries, instruction manual (warranty card)

Usage environment

20 to 50℃
30~90%RH (no condensation)

Storage environment

-20 to 65℃
0 to 95% RH (no condensation)

WBGT index

Indoor: WBGT=0.7WB+0.3TG
Outdoor: WBGT=0.7WB+0.2TG+0.1TA
※WB: Wet bulb temperature (calculated from temperature and relative humidity)

Function

WBGT value alarm setting, auto (20 minutes), manual power off, low battery display

Response time

About 15 seconds