Preparation Before Measurement; Power On And Run; Power On And Off; Connection Of Test Terminals - UNI-T UT3500 Series User Manual

3. Preparation before Measurement

This chapter mainly covers the following:


Power on and Run



Connection of Test Terminals


Measurement Method of DUT

Set Zero and Calibrate
3.1 Power on and Run

3.1.1 Power on and off

Connect the power cord in standard accessories to ensure that the instrument is normally
powered.
Turn on the power switch with the symbol
switch is a light touch electronic switch. When the indicator light turns yellow, it indicates
that the power of the instrument is turned on.
After confirming that the instrument is powered on normally, please turn off the power
button. At this time, the indicator light is red, and then you can proceed to the next step:
the connection of the test lead and the instrument test terminals.
Warning: Please make sure that the power supply voltage is consistent with the supply
voltage before turning on the power, otherwise the instrument will be burnt out. Please be
sure to connect the main power plug to a power socket with ground protection. Do not use
a wiring board without ground protection. Before operating the instrument, you should first
make sure that the instrument is well grounded.
3.2 Connection of Test Terminals

3.2.1 Introduction of Test Lead

UT3500 series battery internal resistance tester is equipped with UT-L80 crown probe test
pen and UT-L82 Kelvin test lead specially used for battery internal resistance test
according to the standards, which is convenient for users to measure more professionally.
At the same time, the product can be equipped with UT-L81 alligator clip test lead, and
users can contact salesmen to purchase it separately.
The relevant information of the test lead is as follows:
(Device under Test)
at the bottom left of the panel. This power
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UT3500 series User Manual