PCWork PCW02B User manual

User Manual PCW02B
Digital Smart Multimeter

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English .............................................................................. 3
Deutsch .......................................................................... 33
Français .......................................................................... 63
Português ....................................................................... 93
Italiano .......................................................................... 123
Please check the latest version and the digital version of the manual
at www.pcworktools.com

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Copyright Statement ............................................................... 4
Safety Statement .................................................................... 4
General Notes ........................................................................ 5
Safety Instructions .................................................................. 6
Safety Symbols ....................................................................... 9
Product Description .............................................................. 10
Measurement Operation ....................................................... 12
Smart Measurement Mode ................................................... 13
AC/DC Voltage V / mV Measurement ................................... 15
AC/DC Current Measurement .............................................. 17
Frequency / Duty Measurement ........................................... 19
Diode Test ............................................................................. 20
Capacitance Measurement ................................................... 21
NCV Test .............................................................................. 22
Live-Test ............................................................................... 23
General Technical Specifications .......................................... 24
Maintenance ......................................................................... 29
Information regarding waste disposal ................................... 31
Measurement Operation ....................................................... 42
EN User
Manual

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Copyright Statement
In accordance with international copyright law, you are not allowed to copy the
contents of this manual in any form (including translations) or add additional content
without given permission in written form by the distributor.
Safety Statement
The “Caution” symbol refers to any condition or operation which might cause
damage to the instrument or equipment.
Any such operation has to be performed with caution. If incorrectly performed or
without following the procedures, the instrument and equipment might get damaged. In
case that conditions are not fully met or not fully understood, do not continue to
perform any operation flagged with the “Caution” symbol.
The “Warning” symbol refers to any condition or operation which might cause
damage to the user. Any such operation has to be performed with caution. If
incorrectly performed or without following the procedures, personal injury or casualties
might result. In case that conditions are not fully met or not fully understood, do not
continue to perform any operation flagged with the “Warning” symbol.

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General Notes
• It is not permitted to change the manual in any way or add additional content,
without given permission in written form by the distributor.
• The operator of this multimeter is obliged to ensure that every other person using
this device has read and understood the manual, especially the safety instructions.
• The operator is obliged to ensure proper usage, a functioning device prior usage,
the provision of the manual, and that only qualified users operate the device.
• Any change related to the design or construction of the device is not permitted.
• Warranty and any liability in regards to material damage or personal injury are
suspended in the following cases:
§ Improper usage and operation of the device
§ Not following the instructions and safety regulations provided by the manual
§ Operation and usage without wearing proper personal protection equipment
§ Usage and installation of non-approved spare parts
§ Improper maintenance and changes related to the design or construction of the
device; removal of the type plate

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Safety Instructions
The instrument is designed according to the requirements of the international electrical
safety standard IEC61010-1, which defines the safety requirements for electronic
testing instruments. The design and manufacturing of this instrument strictly comply
with the requirements of the IEC61010-1 CAT.III 600V over voltage safety standards
and pollution level 2.
Warning:
In order to avoid possible electric shock, personal injury, or any other safety
accident, please abide by the following instructions:
• Please read this manual carefully before using the instrument, and pay special
attention to safety warning information.
• Strictly follow this manual when using the instrument. In addition, pay attention to
any safety information on the device itself. Otherwise, the protection function of the
instrument may be damaged or weakened. Safe operation and safety for the user
cannot be guaranteed in this case.

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• Do not provide children access to the multimeter. Parents are fully responsible for
any safety hazards caused by non-compliance.
• Please be careful if the measurement exceeds 30V AC True RMS, a 42V AC peak,
or 60V DC. There might be the danger of getting an electric shock with this kind of
voltage. Follow all relevant safety requirements.
• When measuring known voltage (in order to check if the multimeter works normally)
results in the multimeter not working as it should or it being damaged, stop any
measuring operation and do not continue using the multimeter.
• Before using the device, please check whether it has any crack or plastic damage.
If so, do not use the device.
• Before using the instrument, please check whether the probes are cracked or
damaged. If so, please replace them with the same type, having the same electrical
specifications.
• The instrument shall be used in accordance with the specified measurement
category, voltage, or current rating.
• Do not exceed the max. input values as specified in this manual / on the device.
• Never change the measurement function during a measuring operation on an object
or circuit. Always disconnect the measuring object/circuit first.
• Opening, repairing, or maintenance should only be executed by trained/qualified
professionals.

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• Never look directly into the LED flashlight of the device. Non-compliance bears the
risk of permanently damaging your eyesight.
• Please comply with the local and national safety code. Wear personal protection
equipment to prevent any injury through being exposed to electrical shock or
electrical arc caused by an exposed hazardous live conductor.
• When low battery is indicated, please replace the battery in time to prevent of
any measurement error, electric shock, or injury.
• Do not use the instrument around explosive gas, steam, or in an wet environment.
• When using the probe, please put your fingers behind the finger protector of the
probe.
• When measuring, please connect the zero (neutral) line/ ground line first, then
connect the live wire; when measuring is done, please disconnect the live wire first,
then disconnect the zero (neutral) line / ground line.
• Before opening the case or the battery cover, please remove the probes from the
device. Do not use the device, when it is taken apart or the battery cover is open.
• The safety standards are only met when the instrument is used together with the
supplied probes. If the probes are damaged and need to be replaced, only use
probes with the same model number and the same electrical specifications for
replacement.

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High voltage warning (dangerous voltage might be present)
AC (Alternating current)
DC (Direct current)
AC or DC
Warning, important safety information
Ground
Fuse
Equipment with double insulation/reinforced insulation protection
Low Battery
Product complies with all relevant European directives
Do not dispose of this electrical/electronic product as unsorted household
garbage.
Safety Symbols

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CAT. II
Suitable for testing and measuring circuits directly connected to power
points (sockets and similar) of low voltage power installations.
CAT. III
Suitable for testing and measuring circuits connected to the distribution part
of low voltage power supply devices in buildings.
Product Description
Instrument Panel Description
1. Indicator light
2. Display
3. Buttons (find descriptions below)
4. input socket
5. COM input socket
6. Current input socket
7. NCV sensor
8. Flashlight

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Power Button
Press the button to turn the device on or off.
Measurement Mode / Measurement Function Selection Button
Press the button to switch between measurement modes. After turning the meter
on, it defaults to the smart measurement mode. Press the function selection button
once to switch to manual measurement mode. Then press the button to select among
measurement function sections. Press the button again and hold it for 2 seconds to
switch back to the smart measuring mode.
Function Selection / Flashlight Button:
If a measurement function section has the option to choose from different functions
(e.g. choose DC or AC when measuring current), press the button to switch
between the functions. Hold the button for more than 2 seconds to turn the flashlight
on or off.
Backlight / Data Hold Button:
Press the button to turn on or off the data hold function. If you press the button for
more than 2 seconds, you turn the display backlight on or off.
True RMS
This device measures values in “True RMS”.
Auto Range Function
When using the device, the correct range for each measurement function is chosen
automatically by the device.

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Auto Power Off
• If there is no operation for 15 minutes , the device will turn off automatically to save
power. After an automatic shutdown, press any button to turn the device on again.
• If you press and hold the button and turn on the device, the automatic
shutdown function will be disabled. After turning off the device, the automatic
shutdown function will be enabled again for the next measuring session. If the
screen shows the symbol, the auto power off function is enabled.
Burnt Fuse Warning
If the symbol is displayed, the fuse is burnt out and should be replaced. Do not
continue to use the device bevor replacing the fuse!
Wrong Input Socket Warning
If the measuring probe is not inserted into the correct input socket when choosing the
current measurement function, the symbol is displayed. Stop immediately the
measurement operation, disconnect the probes from the testing object, and insert the
probes into the correct input sockets.
Measurement Operation
Connect Measuring Probes
Do not operate the device before the test probes are not connected correctly. To
ensure this, push the cables fully into the input sockets.

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Smart Measurement Mode
The device features a smart measurement mode, through which the device can
automatically choose and determine which measurement function use, without the
operator choosing it manually. The smart measurement mode is enabled by default
when turning on the device. The mode is applicable for AC/DC voltage, resistance,
and continuity measurement. Note: Minimum measurable voltage: 0.5V
1. Press the button to turn on the device. The display will show , indicating
that the smart measurement mode is enabled
2. Insert the red probe into the input socket and the black probe into the "COM"
input socket. Let the probe’s tips touch one another, to check whether they are
correctly connected. The indicator light should turn green and the buzzer sound.
3. Connect the probes’ tips (red probe is the positive pole, black probe is the negative
pole) in parallel to voltage source / resistor and the device will automatically
recognize the signal and choose the correct measurement function.
4. When Measuring AC voltage, the frequency will be displayed at the same time.
5. When the measured resistance is less than 50Ω, the buzzer will sound and the
indicator light will turn green. The device switches to continuity testing.
6. Results will be shown on the screen of the device.

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WARNING:
• Do not measure voltage above 600V; otherwise the instrument might get
damaged.
• If the display shows “OL”, disconnect the probes’ tips from the measuring
circuit immediately (Overload)
• Never connect voltage if probes are in current measurement sockets. This
could result in electric shock for the user and damage the device.
• Pay special attention to safety when measuring high voltage to avoid electric
shock or personal injury.
• Always test known voltage before using the device, in order to ensure that
the device functions properly.
• Do not touch the bare tips of the probes; when measuring is finished, always
remove the probes from the measuring object and the device.
When measuring resistance / testing for continuity on the line, disconnect the
power supply, ensure there is no source of voltage, and discharge all
capacitors. Otherwise, the instrument might get damaged and might be in
danger of an electric shock. When measuring is finished, always remove the
probes from the measuring object and the device.

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AC/DC Voltage “mV" Measurement
1. Press the button to turn on the device, press the button
and choose the function. Press the button to switch
between AC or DC voltage.
2. Insert the red probe into the input socket and the black
probe into the “COM” input socket. Let the probe’s tips touch
one another, to check whether they are correctly connected.
The indicator light should turn green and the buzzer sound
3. Connect the probes’ tips (red probe is the positive pole, black
probe is the negative pole) in parallel to the measuring circuit,
measure the voltage.
4. The measurement result is displayed on the screen.

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WARNING:
• Do not measure voltage above 250V; otherwise the instrument might get
damaged.
• If the display shows “OL”, disconnect the probes’ tips from the measuring
circuit immediately (Overload)
• Never connect voltage if probes are in current measurement sockets. This
could result in electric shock for the user and damage the device.
• Pay special attention to safety when measuring high voltage to avoid electric
shock or personal injury.
• Always test known voltage before using the device, in order to ensure that
the device functions properly.
• Do not touch the bare tips of the probes; when measuring is finished, always
remove the probes from the measuring object and the device.

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AC/DC Current Measurement
5. Press the button to turn on the device.
6. Insert the red probe into the current input socket (“A”) and the
black probe into the “COM” input socket.
7. When the red probe is inserted into the current input socket
(“A”), the device will automatically switch to the or
function. Press the button, in order to switch between the
functions manually.
8. Press the button to switch between AC or DC current.
9. Connect the probes’ tips in series to the measuring circuit,
measure the current.
10. The measurement result is displayed on the screen.
11. When measuring AC current, the frequency is displayed at the
same time

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WARNING:
• The voltage in the measured circuit cannot exceed 250V and the current
cannot exceed 600mA; otherwise the device might get damaged.
• If the display shows “OL”, disconnect the probes’ tips from the measuring
circuit immediately (current exceeds measurement range).
• Always test known current before using the device, to ensure that device
functions properly
• When measuring is finished, always remove the probes from the measuring
object and the device.
Caution:
To avoid damaging the instrument or equipment, check the fuses before
measuring and ensure that the measured current does not exceed the rated
maximum current. If the fuses are released during measurement, stop the
operation immediately. Always use the correct input sockets.

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Frequency / Duty Measurement
1. Press the button to turn on the device, press the button
and choose the function.
2. Insert the red probe into the input socket and the black
probe into the “COM” input socket. Let the probe’s tips touch
one another, to check whether they are correctly connected.
3. Connect the probes’ tips (red probe is the positive pole, black
probe is the negative pole) in parallel to the measuring circuit,
measure the frequency and duty.
4. The measurement result is displayed on the screen.
WARNING:
• Do not measure voltage above 250V; otherwise the
instrument might get damaged.
• Pay special attention to safety when measuring high
voltage to avoid electric shock or personal injury.
• Always test known voltage before using the device, to
ensure that device functions properly.
• Do not touch the bare tips of the probes; when measuring
is finished, always remove the probes from the measuring
object and the device.

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Diode Test
1. Press the button to turn on the device, press the button
and choose the function.
2. Insert the red probe into the input socket and the black
probe into the “COM” input socket. Let the probe’s tips touch
one another, to check whether they are correctly connected.
3. Connect the red probe’s tip with the anode and the black
probe’s tip with the cathode of the diode.
4. The measurement result is displayed on the screen.
5. If the screen shows “OL”, the measuring diode is either in
reverse direction or defective.
Note: The device shows an approximation of the diode forward
voltage drop. In general, the forward voltage drop of a diode is
between 0.3V to 0.8V.
WARNING:
When doing a diode test on the line, disconnect the power supply,
ensure there is no source of voltage, and discharge all capacitors.
Otherwise, the instrument might get damaged and might be in
danger of an electric shock. When measuring is finished, always
remove the probes from the measuring object and the device.