General Tools and Instruments WBGT8778 - Manual (Page 4)

IN/OUT switch
To measure WBGT without or with
direct sun exposure under IN/OUT
modes, hold down for more
than 1 second to switch.
Select Unit
Press and simultaneously in
o
measuring mode to select C or
o
F.
3
OPERATING INSTRUCTIONS
MODE MODE
MODE MODE
NEXT NEXT
MODE MODE
1. POWER ON/OFF
Press to turn on and turn off the
meter. All indicators are shown on
the LCD when power on, and then
enter measuring mode.
2. MEASUREMENT
Slide down the protecting sheath
of sensor before measurements.
Pull up to
protect sensor
Design patent
pending
Select display mode
The meter measures TA(Air Temp),
TG (Globe Temp.), RH (Relative
Humidity), and calculates WBGT.
Press to select modes. An icon
shows on the top to indicate the
current operation mode. (Fig. A)
Fig. A