UNI-T UT268B, Руководство по эксплуатации

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I. Safety Information
Thank you for purchasing the product. Before first use, please thoroughly read and
strictly follow the safety information and precautions listed in the user manual, to
avoid electric shock or personal injury.
‹
The product is used for live working, for the sake of your safety, please follow
the national safe production regulations and safe operation procedures.
‹
Please pay attention to the labeled words and symbols at the front and rear
panels.
‹
Check if the product and its accessories are complete. Do not use if damage,
exposure or broken wire occurs. It is forbidden to use if rear cover and battery
cover are not closed in place. Stop use if metal exposure (caused by cracking of
casing or test lead) occurs during use.
‹ Do not measure voltage over 600V. Do not use under strong electromagnetic
fields. It is forbidden to conduct test in places with inflammable and dangerous
substances.
‹
Be sure that the plug of the lead connects with terminal tightly, and that the
direction is correct when performing phase test. Remove the test lead from
measured conductor before disconnecting the test lead with the voltammeter. Do
not make contact with the terminal by hand, to avoid electric shock.
‹ Do not operate the product by wet hand. Avoid rain from dripping on the product.
It is forbidden to use in damp state.
‹ Do not place or keep the product in environments with high temperature, high
humidity, dew or direct sunlight for a long time.
‹ Keep the product surface clean and dry. Do not use clean the product by
corrosives or coarse materials, please wipe the current clamp mildly by soft cloth
(i.e. glasses cloth) dipped with rust-proof dehumidifying lubricant.
‹
Please refrain the voltammeter and the current clamps from impact and
dropping.
‹
Use the product in specified measurement range and operating environments.
‹ Use, disassembly, calibration and maintenance must be performed by
authorized qualified personnel.
‹
The safety warning symbol “ ” in the user manual identifies that the operator
must perform safe operation according to the instructions.
‹ The danger symbol “ ” in the user manual identifies that the operator must
strictly perform safe operation according to the instructions.