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PCM 3
User Manual
48 pgs1.84 Mb0

PCE PCM 3 User Manual

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PCE-PCM 3 Digital Clamp Meter
1. Safety information ............................................. 3
2. Description ........................................................ 6
2.2 Descriptions of switch, button and input
3. Specification.................................................... 11
3.2.1 Alternating current ..................... 13
3.2.2 Inrush current ............................ 13
3.2.3 DC voltage ................................ 13
3.2.4 AC voltage ................................. 14
3.2.5 Frequency ................................. 14
3.2.6 Duty ratio ................................... 16
PCE Americas Inc. 1201 Jupiter Park Drive Suite 8 Jupiter FL-33458 USA From outside US: +1 Tel: (561) 320-9162 Fax: (561) 320-9176 info@pce-americas.com
PCE Instruments UK Ltd.
Unit 11
Southpoint Business Park
Ensign way
Hampshire / Southampton
United Kingdom, SO31 4RF
From outside UK: +44
Tel: (0) 2380 98703 0
Fax: (0) 2380 98703 9
info@pce-instruments.co.uk
www.pce-instruments.com/english
www.pce-instruments.com
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3.2.7. Resistance ................................ 16
3.2.8 Circuit continuity test ................. 17
3.2.9. Capacitance .............................. 17
3.2.10 Diode test ................................ 17
3.2.11 Single-phase active power ....... 18
3.2.12 Single-phase apparent power .. 18
3.2.13 Single-phase reactive power ... 19
3.2.14 Power factor ............................ 19
3.2.15 Harmonics measurement......... 19
4 Operation Guide ............................................... 19
4.1 Reading holding .................................... 19
4.2 Manual range ........................................ 20
4.3 Switchover of frequency and duty ratio . 20
4.4 Selection of maximum/minimum value
measurement .............................................. 21
4.5 Function switching ................................ 21
4.6 Measurement of relative value .............. 22
4.7 LINK measurement ............................... 22
4.9 ▼function .............................................. 23
4.28 Harmonics measurement (voltage signal)
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.................................................................... 44
4.29 Harmonics measurement (current signal)
.................................................................... 46
5 Maintenance ..................................................... 47
5.1 Battery replacement .............................. 47
5.2 Probe replacement ................................ 48
6 Attachments ..................................................... 48
1. Safety information
Warning
Please pay special attention when using this meter, improper use may result in electric shock or damage to the meter. Please follow the common safety rules, and fully comply with the safety precautions specified in the user manual.
To make full use of the meter, and ensure safe operation, please read carefully and follow the application methods in this specification.
This meter conforms to GB/T 13978-92: Generic Specification for Digital Multi-meters, GB4793.1­1995 (IEC-61010-1, IEC-61010-2-032): Safety Requirements of Electronic Measuring Instrument. It causes secondary pollution, and the over-voltage standard is CAT IV 600 V and CAT III 1,000 V. Please abide by the safe operation guidance to ensure the safety use of the meter. Appropriate use and protection of the meter will bring you satisfactory service.
1.1 Preparation
1.1.1 The users must comply with the following safety regulations when using the meter:
- General electric shock protection
- Prevent the misuse of the meter
1.1.2 After receiving the meter, check whether it is damaged in the transportation.
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1.1.3 Check and verify whether the meter is damaged after being stored and shipped in poor condition.
1.1.4 The probe must be in good condition. Check whether the insulation of the probe is broken and the metal wire of the conductor is exposed before using.
1.1.5 The probe provided with the meter can ensure the safe use, and it must be replaced with the same probe or the probe of the same grade, if necessary.
1.2 Use
1.2.1 You must use the meter according to requirements of correct functions and measuring range.
1.2.2 Do not exceed the indicated value of protection scope of each measuring range during the measurement.
1.2.3 Do not touch the top of the probe when the meter is connected for measuring the circuit.
1.2.4 During the measurement, if the measured voltage is higher than 60V DC or 30 V AC (effective value), you should keep your fingers behind the probe protector all the time.
1.2.5 Do not measure the voltage when the AC voltage between the measuring terminal and the ground is greater than 750 V.
1.2.6 Select the highest range of the manual range if you don't know the measured value in advance.
1.2.7 Remove the probe from the measured circuit before rotating the change-over switch to change the measuring function.
1.2.8 Do not perform the live line measurement for the resistance, capacitance, diodes and circuit continuity.
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1.2.9 Do not connect the meter to the voltage source during the current, resistance, capacitance, diodes and circuit continuity test.
1.2.10 Do not measure the capacitance before the capacitor is fully discharged.
1.2.11 Do not use this meter near the explosive gas, steam or dust.
1.2.12 In case of any abnormality or fault, please stop using the meter.
1.2.13 Do not use this meter, unless the bottom case and the battery cover are fully fastened in situ.
1.2.14 Do not store or use this meter in direct sunlight, high temperature, or high humidity.
1.3 Mark
Note (See the operation manual for the important
safety information)
It can be used for dangerous energized
conductors.
Double insulation protection (CAT II)
CAT III complies with the over-voltage
(installation) class III of IEC-61010-1, and the
pollution level 2 refers to the level of the pulse
withstand voltage protectionprovided.
Conform to the European Union (EU) Standard
Grounding
1.4 Maintenance
1.4.1 Do not try to open the bottom case of the meter for adjustment or repair. These operations can only be performed by the technicians who understand the meter and the shock hazard adequately.
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1.4.2 Please remove the probe from the measured circuit before opening the bottom case or the battery cover of the meter.
1.4.3 In order to avoid the electric shock caused by
the incorrect reading, when the meter displays " "replace the battery immediately.
1.4.4 Use wet cloth and mild detergent to clean the meter, and do not use the abrasive or solvent.
1.4.5 Turn off the power of meter when you don't use it, rotate the range switch to the OFF gear.
1.4.6 Take off the battery to prevent the damage to the meter, if you do not use it for a long time.
2. Description
- PCE-PCM 3 single-phase clamp-type harmonic power meter is hand-type intelligent power measuring meter, which combines the digital multimeter and power measurement with Bluetooth function. The range switch with one-handed performance is convenient for the measurement, and this meter can perform the functions of overload protection and low battery indicator.
- The meter can be used for the measurement of the alternating current, alternating voltage, direct voltage, frequency, duty ratio, resistance and capacitance and circuit continuity, diode test, non­contact voltage detection, as well as the measurement of the active power, reactive power, apparent power, power factor, harmonics measurement and phase angle measurement.
- The meter supports the auto range and manual range.
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- The meter supports reading holding.
- The meter supports maximum measurement.
- The meter supports minimum measurement.
- The meter supports relative measurement.
- The meter supports Bluetooth.
- The meter supports data storage.
- The meter supports back-light and clamp lamp.
- The meter supports automatic shutdown.
- The meter supports low voltage indicator.
2.1 Name of parts
(1) Current clamp: for current measurement. (2) Clamp lamp (3) Faceplate (4) Trigger
(5) Button for data storage and switch of auto and manual range
(6) Button for maximum/minimum selection (7) Button for function switch (8) Button for reading holding/back-light
(9) Button for frequency and duty ratio measurement, inrush current and up
(10) Button for Bluetooth function, relative measurement and down
(11) Change-over switch (12) NCV indicator light (13) LCD display
(14) Input jack of resistance, capacitance, voltage, frequency, diode and continuity.
(15) Jack of common terminal
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2.2 Descriptions of switch, button and input jack
FUNC button: for switching the measurement
function.
B.L/HOLD button: the readings will be held by the short press, and the back-light will be turned on by long press. The back-light and clamp lamp will be turned on at the same time by pressing the B.L/HOLD button in the current gear and in the power gear on the current interface.
REC/RANGE button: short press for switching between auto and manual range mode, and long press for data storage.
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2
3
4
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8 9 10
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12
13
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15
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LINK/REL/▼ button 1）Long press for validating Bluetooth in all gears. 2）Short-press in the harmonic measurement
interface at KW and W gears to scroll down, and to switch between the 1st harmonic and 20th harmonic. At the KW and W gears, short-press the function key in the maximum/minimum value measurement interface to scroll down, and switch and display the maximum/minimum value.
3）Short press on alternating current, AC/DC voltage and capacitance for relative value measurement mode.
Hz%/INRUSH/▲button
1) Short press on alternating current, alternating
voltage and HZ% gear for the switch among alternating current or alternating voltage, frequency and duty ratio.
2) Short-press on the harmonic measurement interface at KW and W gears to scroll up, and switch between the 1st harmonic and 20th harmonic. At the KW and W gears, short-press the function key in the maximum/minimum value measurement interface to scroll up, and switch and display the maximum/minimum value.
3) Long press on the alternating current gear for switching to the measurement mode of inrush current.
MAX/MIN button: for the switch between the maximum/minimum measurement.
OFF gear: for power off.
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INPUT jack: input terminal of voltage, resistance, frequency, duty ratio, capacitance, diode and circuit continuity.
COM jack: common terminal of voltage, resistance, frequency, duty ratio, capacitance, diode and circuit continuity.
Change-over switch: for selection of functions and ranges.
2.3 LCD display
AC, DC
Alternating current/Direct current
.
Diode and continuity
AUTO
Auto range mode
MAX
Status of maximum measurement
MIN
Status of minimum measurement
REL
Status of relative measurement
Status of automatic shutdown
LOW BATTERY
HOLD
Status of reading holding
HZ
Frequency measurement
%
Percentage (duty ratio)
mV, V
Millivolt, volt (voltage)
A
Ampere (electric current)
nF,μF, mF
Nano farad, microfarad and millifarad
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Ω, kΩ, MΩ
Ohm, kilo-ohm and megohm (resistance)
Hz, kHz, MHZ
Hertz, kilohertz and megahertz (frequency)
NCV
Non-contact voltage detection
W, KW
Watt and kilowatt (active power)
VA, KVA
Unit of apparent power
Var, KVAr
Reactive power
o
Phase angle
PEAK
Peak value measurement
THD
Total harmonic distortion
H01F
Total harmonic distortion F (relative to fundamental wave)
H01r
Total harmonic distortion r (relative to actual effective value)
COSФ
Power factor
Phase
Phase
INR
Status of inrush current measurement
REC
Data recorder
Bluetooth function LEAD
Leading phase angle
LAG
Lagging phase angle
h
Hour (time unit)
Negative sign
3. Specification
Recalibrate the meter under the conditions of 18°C~28°C and the relative humidity less than 75%, with the calibration cycle of 1 year.
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3.1 General
Auto range and manual range. Full-scale overload protection. Maximum allowable voltage between measured
end and the ground: 1,000 V DC or 750 V AC.
Working height: less than 2,000 m. Displayer: LCD. Maximum displayed value: 5999 dgt. Polar indication: self-indicating, "-" means
negative polarity.
Over-range display: '0L' or '-0L'. Sampling time: around 3 times/s. Unit display: display the functions and the unit
of electric quantity.
Time of automatic shutdown: 30 minutes. Power supply: DC power supply 9 V. Type of battery: NEDA 1604 or 6F22.
Under-voltage indication of battery: LCD
display symbol.
Temperature coefficient: less than 0.1×degree
of accuracy/°C.
Working temperature: 18°C~28°C. Storage temperature: -10°C～50°C. Dimension: 238×92×50 mm. Weight: around 420 g (including battery).
3.2 Technical specifications
Environmental temperature: 235°C relative humidity: ≤ 75%
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3.2.1 Alternating current
Range
Resolutio
n
Accuracy
60A
0.01A
(2.0% rdg+ 8 dgt)
600A
0.1A
1000A
1A
- Maximum input current: 1,000A AC
- Frequency range: 40~400 Hz
3.2.2 Inrush current
Range
Resolutio
n
Accuracy
60A
0.01A
< 60 A (for reference
only)
600A
0.1A
(5% rdg+ 60 dgt)
1000A
1A
Integral time: 100 ms; measurement range: 20~1,000 A; frequency range: 40~400 Hz
3.2.3 DC voltage
Range
Resoluti
on
Accuracy
6V
0.001V
(0.5% rdg+ 5 dgt)
60V
0.01V
600
0.1V
1000V
1V
(0.8% rdg+ 4 dgt)
- Input impedance: 10M
- Maximum input voltage: 750 V AC (effective value) or 1,000 V DC.
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3.2.4 AC voltage
Range
Resoluti
on
Accuracy
6V
0.001V
(0.6% rdg+ 4 dgt)
60V
0.01V
600V
0.1V
750V
1V
(0.8% rdg+ 4 dgt)
- Input impedance: 10M
- Maximum input voltage: 750 V AC (effective value) or 1,000 V DC.
- Frequency range: 40~400 Hz.
Note:
Under the small voltage range, there might be reading on the meter before the probe is connected to the measured circuit.
The above phenomenon is normal because the meter has high sensitivity and it has no influence on the actual measurement result.
3.2.5 Frequency
3.2.5.1 Frequency measurement with clamp (at
A gear):
Range
Resolutio
n
Accuracy
99.99Hz
0.01Hz
999.9Hz
0.1Hz
(1.5% rdg+ 5 dgt)
- Measurement range: 10 Hz~1 kHz
- Range of input signal: ≥ 20A AC (the input current is increased with the measured frequency)
- Maximal input current: AC 1000 A (effective value)
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3.2.5.2 At V gear:
Range
Resolutio
n
Accuracy
99.99Hz
0.01Hz
999.9Hz
0.1Hz
(1.5% rdg+ 5 dgt)
9.999kH
z
0.001kHz
- Measurement range: 10 Hz~10kHz
- Range of input voltage: ≥ 1 V AC (effective value) (the input voltage is increased with the measured frequency)
- Input impedance: 10M
- Maximum input voltage: 750 V AC (effective value)
3.2.5.3 At HZ/DUTY gear:
Range
Resolutio
n
Accuracy
9.999Hz
0.001Hz
(0.3% rdg+ 5 dgt)
99.99Hz
0.01Hz
999.9Hz
0.1Hz
9.999kH
z
0.001kHz
99.99KH
Z
0.01kHZ
999.9KH
Z
0.1KHZ
9.999M
HZ
0.001MH
Z
- Overload protection: 1,000 V DC or 750 V AC (effective value)
- Range of input voltage: ≥ 2 V (the input voltage is increased with the increase of the measured frequency)
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