UT3550 Battery Tester Users Manual
4
Safety Instructions
Warning Danger
：
To avoid possible electric shock and personal safety problem, please follow the instructions below.
Disclaimer
Please read the following safety information carefully beforestarting to use the
instrument. Uni-Trend will not be responsible for the personal safety and property
damage caused by the user's failure to comply with the following terms.
Instrument Grounding
To prevent the risk of electric shock, please connect the power ground wire.
DO NOT
use the instrument in an
explosive atmosphere
Do not use the instrument in flammable and explosive gas, steam or dusty
environment.
The use of any electronic equipment in such an environment is a risk to personal safety.
DO NOT
the outer shell of the
instruement
Non-professional maintenance personnel should not open the outer shell of the
instrument to try to repair the instrument. The undischarged charge still exists for a
period of time after the instrument is turned off, which may cause electric shock.
DO NOT
use instruments that work
abnormally
If the instrument does not work properly and its danger is unpredictable, please
disconnect the power cord, do not use it, and do not try to repair it yourself.
DO NOT
use the instrument beyond
the way specified in this
user manual
If it exceeds the range, the protective measures provided by the instrument will
become invalid.
Warning
：
For the instrument model UT3550
，
do not apply AC voltage and DC voltage
exceeding100V to the test terminal, otherwise the instrument will be damaged.
Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC
Must not be discarded in the trash can.
