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User's Manual
Explanation
For UTE9806+ or UTE9811+, the connection method is the same as UTE9802+.
Chapter 9 Storage and Calibration
9.1 Notice Matters for Storage
9.1.1 The instrument should be stored in the environment which specified in the user manual, refer to Chapter
2.2 storage temperature in Technical Index table. Do not store the instrument in a place with high
temperature, high humidity, temperature rapid change or easy condensation. The recommended storage
environment is dry and at a temperature of about 20°C.
9.1.2 Keep product's packaging materials (cardboard boxes, padding, plastic bags, etc.) for later delivery of
instruments. Using packaging materials to transport instruments can protect them from sudden
temperature changes, shocks and vibrations, and protect them from damage during transportation.
9.1.3 Do not store the instrument in an environment with dust, fumes or chemical gases.
9.1.4 Avoid direct sunlight.
9.2 Troubleshooting
No.
Problem
1
No widow display when
enable the instrument
2
Displayed measurement
value is incorrect
Instruments.uni-trend.com
Solution
（1）Make sure the power cable is well connecting.
（2）Make sure the supply power is within the allowed power range.
（1）Make sure the operating temperature and humidity within the
allowed range.
UTE9800+ Series Smart Digital Power Meter
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