UNI-T UT528, UT528AU Operating Manual

P/N:110401105431X

REV.3
DATE:2015/07/15

Overview - UT528/528AU

UT528/528AU from.

UT528/528AU Main Unit

UT528/528AU

2

＊ Earth Nulling Block 1 x

＊ Neck strap 1 x

＊ IEC Lead 1 x

＊ Batteries C Type R14 1.5V UM2 6 x

Safety Information

Warnings - Please be aware of the following warnings.

● Before using the unit and test leads inspect both items. Do not use the unit

and test leads if they are damaged or the case is broken or damaged as this

could result in electrical shock.

● Replace the battery as soon as the battery indicator “

”appears. Low

battery levels may produce inaccurate readings.

● Do not use or store the unit in high temperature, humid, flammable or

electromagnetic environments as damage and incorrect readings may result.

● If the tester requires repair or replacement please contact your local service

center.

Declaration of Conformity

Uni-T manufactures this product and declares that this product conforms to the

UT528/528AU

4

8.Warning Symbol

9.Unit Error

10.Readings and Cable Results

11.Leakage Current

12.Double Insulated / Class II Test

13.Class I Test

5

Class I Test Button + Zero/Null Selection

Class II Test Button + 250V Insulation Selection

IEC / Cable Test Button +30m Long Lead Selection

Earth Probe Mains / IEC testing

6

Front Panel Operation

1: Press

+ button to Power on / Power Off.

2: Press button when testing a CLASS I Appliance.

3: Press

button when testing a CLASS II Appliance.

4: Press button when performing Cord / Extension Lead testing.

Advance Features

5: Press and hold the

button this will set the tester into Long Lead Mode.

6. Press and hold the

button to activate 250v insulation test.

You can exit the above advanced features by turning the unit off and back on.