1. Киришүү
The MASTFUYI Digital Clamp Meter Multimeter is a versatile and high-precision instrument designed for electrical measurements. It features True RMS technology, intelligent anti-burn protection, and a wide range of functions including AC/DC current and voltage, resistance, capacitance, frequency, duty cycle, temperature, continuity, diode testing, NCV detection, and live wire recognition. This manual provides essential information for safe and effective use of your clamp метр.
Image: MASTFUYI Digital Clamp Meter Multimeter highlighting its features.
2. Коопсуздук маалыматы
▲ ЭСКЕРТҮҮ
Special care should be taken when using this meter as improper use may result in electric shock or damage to the meter. The usual safety procedures should be followed and the safety measures specified in this instruction manual should be fully observed during use.
This instrument is designed and manufactured in accordance with the safety requirements for electronic measuring instruments and hand-held digital multimeters as per the International Electrotechnical Safety Standard IECI 61010. The instrument conforms to GB/T13978-92 general technical conditions for digital multimeters, and GB4793.1-1995 (IEC-61010-1) safety requirements for electronic measuring instruments, which is a level 2 pollution, and the over-voltagстандарттык CAT III 600V болуп саналат.
2.1 Коопсуздук нускамалары
- For your personal safety, use the test pens supplied with the meter. Check and make sure they are intact before use.
- Do not use the meter when the meter or the meter pen has a damaged appearance.
- The safety functions provided by the meter may become ineffective if the meter is not used correctly.
- Ачык кондукторлордун же автобустардын айланасында иштөөдө өтө этият болуу керек.
- It is prohibited to use the meter near explosive gases, vapors, or dust.
- Өлчөө үчүн туура киргизүү, функция жана диапазон колдонулушу керек.
- Do not exceed the input limits specified for each range to prevent damage to the meter.
- Эсептегич текшерилип жаткан линияга кошулганда пайдаланылбаган киргизүүлөргө тийбеңиз.
- Ченелген көлөм качанtage exceeds 60V DC or 30V AC RMS, operate carefully to prevent electric shock.
- When measuring with the test pen, place your fingers behind the guard ring of the test pen.
2.2 Коопсуздук символдору
Symbols used on the meter body and in the instruction manual:
- ▲ WARNING: Important safety symbols, refer to the instruction manual before use. Incorrect use can result in damage to the device or its components.
- ~: AC (өзгөрмө ток)
- ---: DC (түз ток)
- ~---: Alternating current or direct current
- ⏚: Жерге туташтыруу
3. Продукциянын өзгөчөлүктөрү
The MASTFUYI Digital Clamp Meter offers a robust set of features for professional and DIY electrical work:
- Multi-Function Testing: Capable of measuring AC/DC Current, AC/DC Voltage, Resistance, Capacitance, Frequency, Duty Cycle, Temperature, Continuity, and Diode.
- Чыныгы RMS: Синусоидалуу эмес толкундар үчүн так окууну камсыз кылат.
- Жогорку тактык: Up to 6000 counts display for enhanced measurement accuracy.
- Күйүүгө каршы акылдуу коргоо: Full-range smart protection prevents damage from misconnections, ensuring safety during testing.
- NCV Detection & Live Wire Recognition: Байланышсыз томtage (NCV) detection and live wire identification for safe and easy testing.
- Жогорку Voltage Red Alarm: The screen turns red when measuring high voltage, providing a clear visual warning.
- Ири Clamp Жаак: 25mm/26mm clamp jaw opening for versatile usage on various wire sizes.
- Колдонуучуга ыңгайлуу дизайн: Features non-slip knobs, silicone buttons, a clear LCD display, data hold function, and a bright flashlight for working in low light conditions.
- Авто өчүрүү: Кыймылсыз турган убакыттан кийин автоматтык түрдө өчүп, батареянын иштөө мөөнөтүн үнөмдөйт.
Image: Intelligent Anti-Burn Protection for safe usage.
4. Functional Identification
Familiarize yourself with the components of your clamp метр:
Image: Functional Identification & Key Components Guide (FY211D).
- NCV Sensing Antenna: Used for Non-Contact Voltage аныктоо.
- Clamp: Ток өлчөө үчүн бир өткөргүчтү курчоого ачат.
- Кол чырак: Жумуш аймагын жарык кылат.
- Function Selector Rotary Switch: Керектүү өлчөө функциясын тандайт.
- Clamp Триггер: cl ачуу үчүн басыңызamp баш.
- Zero Reset / Flashlight Button: Used for zero calibration and activating the flashlight.
- Data Hold / Backlight Button: Holds the current reading on the display and controls the backlight.
- Function Selector Button (SEL): Toggles between different functions within a rotary switch position (e.g., AC/DC, Resistance/Continuity).
- LCD дисплей: Өлчөө көрсөткүчтөрүн жана көрсөткүчтөрүн көрсөтөт.
- COM Jack: Common input terminal for test leads (black).
- INPUT Jack: Positive input terminal for test leads (red).
5. Иштөө нускамалары
Before operating, ensure the meter is in good condition and test leads are properly connected. Always select the correct function and range before making measurements.
5.1 Жалпы операция
- Күйгүзүү/өчүрүү: Rotate the Function Selector Rotary Switch from 'OFF' to any desired measurement function to turn on the meter. Rotate back to 'OFF' to power off. The meter also features auto power off after approximately 15 minutes of inactivity.
- Функция тандоо: Use the Function Selector Rotary Switch to choose the primary measurement mode (e.g., V~ for AC Voltage, A~ for AC Current). For modes with multiple functions (e.g., Resistance, Continuity, Diode), press the 'SEL' button to cycle through them.
- Дайындарды кармоо: Дисплейдеги учурдагы көрсөткүчтү тоңдуруп коюу үчүн 'HOLD' баскычын басыңыз. Чыгаруу үчүн кайра басыңыз.
- Арткы жарык: Press and hold the 'HOLD' button to turn the backlight on/off.
- Кол чырак: Press the Flashlight button to turn the flashlight on/off.
- Нөл калибрлөө: For certain measurements (e.g., DC current), press the 'ZERO' button to zero the display before measurement.
5.2 Өлчөө режимдери
Here are common measurement procedures:
AC Current Test
1. Rotate the Function Selector to the AC Current (A~) position.
2. cl басыңызamp клапанды ачуу үчүн триггерamp жаак.
3. Enclose only one current-carrying conductor within the clamp head. Ensure the conductor is centered for accurate readings.
4. Read the AC current value on the LCD display.
Image: AC/DC Current Measurement with 26mm Clamp Jaw.
DC Current Test
1. Rotate the Function Selector to the DC Current (A---) position.
2. cl басыңызamp клапанды ачуу үчүн триггерamp жаак.
3. Enclose only one current-carrying conductor within the clamp head. Ensure the conductor is centered for accurate readings.
4. Read the DC current value on the LCD display.
AC Voltage Test
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the AC Voltage (V~) position.
3. Connect the test leads across the circuit or component to be measured.
4. AC томун окуtage value on the LCD display. The High Voltage Red Alarm will activate if voltagэ жогору.
Image: High Voltage Red Alarm during AC Voltage өлчөө.
DC Voltage Test
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the DC Voltage (V---) position.
3. Connect the test leads across the circuit or component to be measured, observing polarity.
4. Read the DC voltage дисплейдеги e мааниси.
Каршылык сыноо
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the Resistance (Ω) position. Press 'SEL' if needed to select Resistance.
3. Ensure the circuit is de-energized. Connect the test leads across the component.
4. Read the resistance value on the LCD display.
Үзгүлтүксүздүк тести
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the Continuity (Ω) position. Press 'SEL' until the continuity symbol (buzzer icon) appears.
3. Ensure the circuit is de-energized. Connect the test leads across the component.
4. If resistance is less than 50Ω, the buzzer will sound, indicating continuity.
Диод сыноо
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the Diode (Ω) position. Press 'SEL' until the diode symbol appears.
3. Ensure the circuit is de-energized. Connect the red test lead to the anode and the black test lead to the cathode of the diode.
4. Read the forward voltage drop on the LCD display.
Capacitance Test
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the Capacitance (mF) position.
3. Ensure the capacitor is discharged before testing. Connect the test leads across the capacitor.
4. Read the capacitance value on the LCD display.
Frequency / Duty Cycle Test
1. Insert the red test lead into the INPUT jack and the black test lead into the COM jack.
2. Rotate the Function Selector to the Frequency (Hz) position. Press 'SEL' to toggle between Frequency and Duty Cycle.
3. Connect the test leads across the signal source.
4. Read the frequency or duty cycle value on the LCD display.
Температура сыноо
1. Insert the temperature probe into the INPUT and COM jacks (observing polarity if applicable).
2. Rotate the Function Selector to the Temperature (°C/°F) position.
3. Place the probe on/in the object whose temperature is to be measured.
4. Read the temperature on the LCD display.
NCV (контактсыз томtagд) Тест
1. Rotate the Function Selector to the NCV position.
2. Bring the NCV sensing antenna (top of the clamp башы) өткөргүчкө же розеткага жакын.
3. The meter will indicate the presence of AC voltage with an audible beep and visual indication (EF on display, changing frequency grunt).
Image: NCV Detection & Live Wire Recognition for safe testing.
Түз эфирдеги зым сыноосу
1. Insert the red test lead into the INPUT jack.
2. Rotate the Function Selector to the Live Wire (LIVE) position.
3. Touch the red test lead to the live wire or live terminal of an outlet.
4. The meter will display 'H' and emit an alarm sound for a live wire. No response for a neutral line.
5.3 Операциянын демонстрациялык видеосу
Video: A demonstration of various measurement functions including AC/DC current, voltage, frequency, duty cycle, live wire, NCV, continuity, resistance, diode, capacitance, and temperature tests.
6. Техникалык шарттар
6.1 Жалпы спецификациялар
| Атрибут | Нарк |
|---|---|
| Дисплей түрү | Digital Only (6000 counts for FY211D, 3999 counts for FY211A/C) |
| Өлчөмдөр | 185x67x35мм |
| Иштөө температурасы | 0-40℃ |
| Сактоо температурасы | -10°C to 50°C (<70%RH, remove battery) |
| Бийиктик | <2000 м |
| Булгануу деңгээли | 2 |
| Көлөмүtage Стандарт | CAT III 600V |
| DIY Supplies | Электрдик |
| Сертификация | CE, FCC, RoHS |
| Электр камсыздоо | 2 × 1.5V AAA батарейкалар (кошулбаган) |
| Салмагы | Болжол менен 178 г (батареясыз) |
| Аралыктагы көрсөткүч | LCD экранда "OL" көрсөтүлөт |
| Батареянын көлөмү азtage көрсөткүчү | Батарея белгиси көрсөтүлөт |
6.2 Measurement Ranges and Accuracy (Model FY211D)
| Функция | Диапазон | Резолюция | Тактык |
|---|---|---|---|
| DC Voltage | 600V | 0.001В - 1В | ±(0.8%+3) |
| AC Voltage | 600V | 0.001В - 1В | ±(1.0%+10) |
| AC тогу | 600A | 0.01A - 1A | ±(2.5%+10) |
| Каршылык | 60МΩ | 0.1Ω - 0.01MΩ | ±(1.2%+3) – ±(2.0%+5) |
| Сыйымдуулук | 60мФ | 0.001нФ - 0.1мФ | ±(4.0%+50) – ±(4.0%+3) |
| Жыштык | 10 МГц | 0.01Гц - 0.01МГц | ±(0.1%+3) |
| Температура | -20°Cден 1000°Cге чейин (-4°Fтен 1832°Fге чейин) | 1°C/1°F | ±(2.5%+5) |
| Диод | Ооба | Алдыга карай үн көлөмүн көрсөтөтtagд тамчы | |
| Үзгүлтүксүздүк | Ооба | Buzzer sounds if <50Ω | |
| Live Wire Mode | Ооба | ||
| NCV | Ооба | ||
| Маалыматтарды кармоо | Ооба | ||
| Фонарь/Арткы жарык | Ооба | ||
| Авто өчүрүү | Ооба | ||
| Ашыкча жүктөн коргоо | Ооба |
Image: Specification Comparison of FY211A, FY211C & FY211D (for detailed model differences).
7. Эсептегичти тейлөө
This section provides basic maintenance information, including instructions for replacing batteries. Do not attempt to service the meter unless you are an experienced service person and have the relevant calibration, performance testing, and maintenance information.
7.1 Жалпы тейлөө
▲ ЭСКЕРТҮҮ
To avoid electric shock or damage to the meter, do not wet the inside of the meter. Before opening the case or battery cover, the test pens and input signal connections must be removed.
- Periodically clean the instrument case with a damp кездеме жана бир аз сандагы жуучу каражат; абразивдерди же химиялык эриткичтерди колдонбоңуз.
- Input jacks that are dirty or wet may affect readings.
Киргизүү уячаларын тазалоо үчүн:
- Эсептегичти өчүрүп, бардык сыноо калемдерин киргизүү уячаларынан ажыратыңыз.
- Домкраттан бардык кирди алып салыңыз.
- Clean each jack with a cotton ball moistened with a cleaner or lubricant; the lubricant prevents moisture-related jack contamination.
7.2 Батареяны алмаштыруу
▲ ЭСКЕРТҮҮ
To avoid erroneous readings that could result in electric shock or personal injury, the batteries should be replaced immediately when the battery symbol appears on the display while the meter is in use.
To avoid electric shock or personal injury, turn off the instrument and check that the test pen is disconnected from the measurement circuit before opening the battery cover to replace batteries.
Батареяларды алмаштыруу үчүн төмөнкү кадамдарды аткарыңыз:
- Эсептегичти өчүрүңүз.
- Бардык сыноо калемдерин киргизүү уячаларынан ажыратыңыз.
- Батареянын капкагын бекитүүчү бурамалар бошотуш үчүн бурагычты колдонуңуз.
- Батареянын капкагын алып салыңыз.
- Take away the old batteries.
- Жаңы 2 x 1.5V AAA батарейкалары менен алмаштырыңыз.
- Батарея капкагын орнотуп, бурамалар менен бекемдеңиз.
8. Колдонуучунун кеңештери
- Always double-check your function and range selection before connecting the meter to a circuit to prevent damage to the meter or inaccurate readings.
- cl менен токту өлчөгөндөamp, ensure only a single conductor passes through the clamp jaw for correct readings. Measuring multiple conductors will result in a zero or incorrect reading.
- Utilize the data hold function when working in hard-to-reach areas to capture the reading for later review.
- The flashlight and backlight features are very useful in dimly lit environments, improving visibility and safety.
- Remember to discharge capacitors before testing their capacitance to avoid potential damage to the meter or the component.
9. Кыйынчылыктарды
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Эсептегич күйбөйт | Dead batteries; Incorrect rotary switch position | Replace batteries; Ensure rotary switch is not on 'OFF' |
| Дисплейде "OL" көрсөтүлөт | Over-range measurement; Incorrect range selected | Select a higher range; Ensure measurement is within meter's limits |
| Так эмес окуулар | Low battery; Incorrect function/range; Poor test lead connection; Electromagnetic interference | Replace batteries; Verify function/range; Check connections; Move away from interference sources |
| Үзгүлтүксүздүк сигналы жок | Circuit resistance too high; Open circuit | Check for breaks in the circuit; Ensure resistance is below 50Ω |
| NCV/Live Wire not detecting | Том жокtage present; Weak signal; Incorrect mode | Verify power is present; Ensure correct mode is selected |
10. Кепилдик жана колдоо
The accuracy of this meter is guaranteed for one year from the date of leaving the factory, provided it is used under benchmark conditions (ambient temperature 18°C to 28°C, relative humidity not greater than 80%).
For specific warranty claims, technical support, or service, please contact the seller or manufacturer directly. Always refer to the official product documentation for the most up-to-date warranty terms and conditions.
For additional guides and documents, you may refer to the official user manual PDF: Колдонуучунун колдонмосу (PDF).
