AZ8758/AZ8778 WBGT thermal index meter

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Overview

Black copper ball material for real-time measurement of thermal index
SettableWBGTAlarm value with audible alarm
Four parameters: WBGT (wet bulb temperature), TG (black bulb temperature), TA (air temperature), and% (relative humidity).
Sensors are protected
The automatic sampling interval is selected from 1 minute to 120 minutes (2 hours)
Analyzing through RS232 and PC connection
Data locking, maximum and minimum average measurement
Dual display: heat index and temperature or dew point/humidity and air temperature
℃/℉ switching function
Low battery display
Read indoor and outdoor temperatures such as WBGT, WB, DB, or GT

model	AZ8758	AZ8778
Black ball size	40（D）*35（H）mm	75（D）*75（H）mm
temperature range	0~50℃(32~122℉)
accuracy	±0.6℃
Black sphere temperature range	0~80℃(32~176℉）
Black sphere temperature accuracy	Indoor:±2℃（15~40℃）Other±2.5℃	Indoor:±1℃（15~40℃）Other±1.5℃
	Outdoor:±3℃（15~40℃）Other±3.5℃	Outdoor:±1.5℃（15~40℃）Other±2℃
WBGTtemperature range	0~50℃(32~122℉)
WBGT FORMULA	indoor/Outdoor cloudy day ： WBGT = 0.7 WB + 0.3TG Outdoor scorching sun WBGT=0.7WB+0.2TG+ 0.1TA
humidity	0% ~ 100%R.H.
Humidity accuracy	±3%R.H.（10~90%R.H.）
resolution	0.1℃/℉，0.1R.H.
reaction time	15second
operating environment	0~50℃，0~ 95%R.H
storage environment	-20~60℃，0 ~ 95%R.H
size	40 x48.7x254mm-8758
	75 x75x278.2mm-8778
power supply	2×1.5V AAAbattery
attachment	Host, battery, user manual, packaging box
option	Software and Data Cable