I. Safety Information
In order to correctly use this instrument, please read this manual carefully
in detail. This manual includes the safety information related to the safe oper
-ation of the Tester, please strictly observe them when using the Tester.
Caution:
1. Please read and understand the contents of this manual before use.
2. Please keep this manual properly. It can be easily used for a test reference
when necessary.
3. Ensure to use the instrument in accordance with the test procedures
described in this manual.
4. Make sure you have understood the safety information details.
5. Ensure to strictly follow the safety regulations, or otherwise accidents or
instrument damage may occur.
6. The Instrument should be operated by qualified and trained personnel and
used only as specified in the manual.
7. UNI-T will not be liable for any damage to the instrument or losses caused by
misuse or operation not as specified in the manual or the safety regulations.
Safety mark has three meanings in the manual; when reading, user
will pay special attention to the operation relating to .
Danger: Specifies conditions and actions that most likely pose
hazards to the user.
Caution: Specifies conditions and actions that may cause minor
injury or damage to the Tester
Warning: Specifies conditions and actions that may pose hazards
to the user;
This instrument is only for the single phase within AC 230V/50Hz
195~253V
.
When testing, do not touch any bared wire.
When testing, you can touch the tested conductor only in the safe
situation.
After the test is finished, Please disconnect the test lead from the
power supply. Do not leave the test lead connected to the power
supply for a long time.
Danger
Warning
Do not perform the tests with the Tester cover opened, for hazardous
voltage may be present. If the Tester work abnormally, please have it
checked and serviced by professional personnel.
If any anomaly happen(eg: missing display, unwanted data, casing
damage, test noise, etc), please contact the qualified servicing
personnel before proceeding any operation.
Before using the instrument, if your hand is wet, please do not use it.
please use only the certified test lead supplied with the Tester, prohibit
using other kinds of test wires.
Do not expose the instrument under sunshine, extreme temperature,
moisture and other severe environment.
Clean the Tester with dampened cloth and mild detergent; no abrasives
or solvents are allowed.
When the instrument is wet, please ensure it is dried before storage.
Caution
Electrical Symbols
Marks of danger, warning and caution
Double or reinforced insulation
．
CE conforms to standard of European Union.
II. Product Features
2.0
Adopt intellectual micro-controller chip to maintain high accuracy,
high reliability and stability.
2.1 Wiring inspection (RCD test ):
2.2
Phase angle selection:
The tests can be performed at positive 0 or negative 180 phase angle.
2.3
Test locked
：
When the test lead is disconnected, long press 0 / 180 (
）
button to enable
the test function, then connect the test lead to tested terminals, the tests can
be automatically performed.
2.4
AUTO RAMP test:
Measure trip current and trip time simultaneously.
2.5
Over-Range Indication:
If the Tester fails to trip within Max. test time, the display shows
icon.
2.6
Data Hold:
The readings will be frozen when the test finishes.
2.7
Maximum current of test is up to
1A ( x1 Function).
2.8
Over-heat inspection:
When the related parts inside the instrument are over heated, LCD displays
and the instrument will automatically prohibit the tests, after it is cooled
down, LCD does not display
and
the tests restart again.
2.9
Backlight :
Press LIGHT( ) to turn on /off the backlight. When under MANUAL RAMP
mode, press the button momentarily to turn on/off the backlight, or long press
to access I
△
n setup.
2.10
Low battery indication:
When voltage of battery is less than 7V, low-voltage sign
is displayed,
please change the battery in time;
2.11
Auto power off :
The instrument will automatically power off after ten minutes' idling. To disable
the function, press and hold 0 / 180 button while turning on the instrument.
2.12
Fused protection.
III. Technical Specifications
3.1
Measurement Range and Accuracy:
Temperature: 23 5
Humidity:: 45%~75%RH
Altitude: 2,000m
Accuracy: ±(a% of reb digits)
10/20/30/100/200
/300/500mA/1000mA
10/20/30/100/200
/300mA
500mA/1000mA
0~2000mS 0 /180
0~2000mS 0 /180
0~200mS 0 /180
0~200mS 0 /180
10/20/30/100/200
/300mA/500mA
10/20/30/100/200
/300/500/1000mA
10/20/30/100/200
/300/500/1000mA
0
/
180
0~200mS
10/20/30/100/200mA
-10%~0%
0.6%
rdg
4dgt
-10%~+10%
-10%~+10%
0%~+10%
195~253V
/50Hz
Auto
Ramp
Manual
Ramp
Function
Rated Trip Current
(I
△
n)
Working
voltage (AC)
Accuracy
Trip Time
Trip Time
Trip Current
1V
60 400V
500VAC/700VDC
5%+2
Function
Range
Resolution Accuracy
Input
Protection
Remarks
AC
voltage
Input Impedance
about 5.9M
LCD Indication Connection Status
40%~110% of Rated
Current, step at 5%;
300ms ×5;0 / 180
L-N&L-PE flash Abnormal power supply or no supply to
tested circuits
L-PE&N-PE flash, L-N doesn’t The tested terminals are badly or not
earthed.
L-N&N-PE flash, L-PE doesn’t Neutral terminal is disconnected
L-N,L-PE and N-PE flash Wrong wiring to tested terminals
The tester will prohibit the tests regarding the above status, except reverse
connection between earth and neutral terminals,
