
8
In Order To Operate Safely
This instruction manual contains the following important safety notices:
Danger
No such signs in this instrument.
Warning
Electric shock accident caused by power supply voltage (100V, 200V)
■
Power supply voltage of 198V
~
242V is supplied to this instrument, which may
cause electric shock and death accident. Before connecting the power cord of the
instrument, make sure the power switch of the instrument is off.
Attention
Fatigue due to prolonged work
■
Viewing the display screen and operating the instrument or dealing with data at
the meantime can cause eye and physical fatigue if you continue to work in the
same posture for extended periods. When operating or dealing with data for a
prolonged period, for your health, make sure to take a break for 10 to 15 minutes
every hour in order to rest your eyes and body.
Indoor ventilation
■
If using UV detection system in a small room for a long time, it may cause the
concentration of indoor nitrogen to increase and the concentration of indoor
oxygen to decrease, or produce a small amount of ozone, which will affect human
health. In this case, please install exhaust fans or open the windows frequently to
keep the room well ventilated.