Product parameters:

MN427XTM series of integrated tester with pressure, insulation, grounding, leakage, power, start the joint testing of different types of test items in different quantities, to test single-phase, three-phase three-phase four categories of equipment, Phase, when the three-phase apparatus dynamic, static, ABC, AB, BC, AC, NL'A, NL'B, NL'C state to choose from large-size LCD display, high precision, high efficiency.
MN427XTM Safety Integrated Tester Selection Guide:
| model | communicate with Pressure resistance | insulation resistance | Ground resistance | leakage Current | power test | Low Kai test | Built-in isolation transformer capacity | RS232 | RS485 | USB | Expert software |
| MN4276TM (20kVA) | √ | √ | √ | √ | √ | √ | 20kVA | √ | Optional | Optional | Optional |
| MN4276TM (9kVA) | √ | √ | 9kVA | √ | Optional | Optional | Optional | ||||
| MN4274TM (20kVA) | - | - | 20kVA | √ | Optional | Optional | Optional | ||||
| MN4274TM (9kVA) | - | - | 9kVA | √ | Optional | Optional | Optional |
MN4274TM / MN4276TM Safety Integrated Tester Features:
1, three-phase leakage, three-phase power and three-phase start test (optional three-phase four-wire system or three-phase three-wire wiring system)
2, ground, insulation, pressure, leakage, start, power six joint testing, saving 80% of manpower
3, the test fast, six functional test the fastest 6S completed
4, high precision, safety testing basic accuracy of 1.5%, electrical parameters measured 0.5
5, the test voltage and current with a slow down function (time can be set) to meet the different test needs
6, the key indicators with upper and lower limits set function, automatically determine to prevent undetected
7, leakage test, analog impedance options to meet different industry standards
8, 20 test groups, each with 8 test steps, can be programmed between groups can be single-step or continuous testing, to meet the requirements of the second boot test
9, 320 * 240 dot matrix liquid crystal display, intelligent analysis, sound and light alarm
10, the interface is rich in functionality to meet the needs of automated testing
11, standard isolation transformer capacity: three-phase 9kVA / 20kVA, the maximum capacity: three-phase 300kVA
MN4274TM / MN4276TM Safety Integrated Tester Technical parameters:
| Standard models | MN4274TM | MN4276TM |
| Test items | Grounding, insulation, pressure, leakage | Grounding, insulation, pressure, leakage, start, power |
| Grounding resistance test | ||
| Grounding resistance test method | Four-wire system | |
| No-load output voltage | <12V | |
| Output current setting range | AC: 3.00-30.00A continuously adjustable constant current output, 50 / 60Hz dual-frequency optional | |
| Output current resolution | 0.01A | |
| Output current accuracy | 3.00-9.99A: ± (1.5% of the set value + 0.20A) | |
| 10.00-30.00A: ± (1.5% of the set value) | ||
| Ground resistance setting range | Upper limit: 0-600mΩ | |
| Lower: 0-600mΩ, 0 = off | ||
| Grounding resistance measuring range | 3.00A ≤ output current ≤ 10.00A, 0-600mΩ | |
| 10.00A <output current ≤20.00A, 0-300mΩ | ||
| 20.00A <output current ≤ 30.00A, 0-200mΩ | ||
| Grounding resistance measurement resolution | 1mΩ | |
| Resistance to zero | 0 to 200 mΩ | |
| Grounding resistance measurement accuracy | ± (1.5% of reading + 3mΩ) | |
| Test time setting range | 0.0-999.9S 0.0 = Continuous output | |
| Test time resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
| Insulation resistance test | ||
| Rated output load / current | 1VA (1000V / 1mA), 1mA | |
| Output voltage ripple | Resistive load, 1000V / 1mA, <5% | |
| Output voltage setting range | DC: 100-1000V continuously adjustable | |
| Output voltage resolution | 1V | |
| Output voltage accuracy | ± (1.5% of the set value +3 V) | |
| Insulation resistance setting range | Upper limit: 0,1-3000MΩ, 0 = off | |
| Lower limit: 1-3000MΩ | ||
| Insulation resistance measurement range | 0.000-99.99-999.9-3000 M ?. | |
| Insulation resistance measurement resolution | 0.01 M? / 0.1 M? / 1M? | |
| Resistance compensation | > 30MΩ | |
| Insulation resistance measurement accuracy | 100MΩ- 1000MΩ: ± (10% of the reading value + 5MΩ): 100MΩ- 1000MΩ: ± (10% of the reading value +5 MΩ) | |
| 100MΩ- 3000MΩ: ± (5% of the reading value + 2MΩ); 100MΩ-3000MΩ: ± (5% of the reading value + | ||
| delay | 0.5-999.9S | |
| Test time setting range | 0.0-999.9S, 0.0 = continuous output | |
| Test time resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
| AC withstand voltage test | ||
| Type of withstand voltage test | Cold withstand voltage test | |
| Rated output load | 200VA (AC: 5000V / 40mA) | |
| Output voltage regulation | <2% (no load to full load) | |
| Output voltage setting range | AC: 100-5000V; 50Hz / 60Hz dual frequency optional | |
| Output voltage resolution | 1V | |
| Output voltage accuracy | ± (1.5% of the set value +3 V) | |
| Breakdown current setting range | Upper limit: 0.000 to 40.00 mA | |
| Low limit: 0.000-40.00mA, 0 = off | ||
| Breakdown current measurement range | 0.005-9.999-40.00 mA | |
| Breakdown current measurement resolution | 0.001 mA / 0.01 mA | |
| Current zero | 0-2.000 mA | |
| Breakdown current measurement accuracy | ± (1.5% of reading + 0.005mA) | |
| Boost time | 0.1-999.9S | |
| Slow down time | 0.1-999.9S | |
| Test time setting range | 0.0-999.9S, 0.0 = continuous output | |
| Test time resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
| Leakage current test | ||
| Rated load power range | Is determined by the isolation transformer power | |
| Leakage type setting | Static, dynamic, ABC, AB, BC, AC, NL'A, NL'B, NL'C | |
| Analog Impedance Type (Customizable) | GB / T12113 (idtIEC60990) Fig.4 | |
| Leakage current measurement circuit | GB / T12113 (idtIEC60990) Fig.4 | |
| Output voltage ratio | 1.06 times the input voltage (from the isolation transformer output) | |
| Output voltage setting range | AC: 0.0-519.6V | |
| Output voltage measurement range | AC: 5.0V-519.6V | |
| Output voltage measurement resolution | 0.1V | |
| Output voltage measurement accuracy | ± (1.5% of reading + 3V) | |
| Leakage current setting range | Upper limit: 0.001-9.999-20.00A | |
| Lower limit: 0.001-9.999-20.00A, 0.000 = off | ||
| Leakage current measurement range | 0.005 - 9.999 - 20.00 mA | |
| Leakage current measurement resolution | 0.001 mA / 0.01 mA | |
| Current zero | 0-2.000 mA | |
| Leakage current measurement accuracy | 0.05-9.999 mA: ± (1.5% reading + 0.005 mA) | |
| 10.00 to 20.00 mA: ± (1.5% of reading + 0.05 mA) | ||
| Test time setting range | 0.0-999.9S, 0.0 = continuous output | |
| Test Time Resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
| Power test | ||
| Rated load power range | Is determined by the isolation transformer power | |
| Output voltage ratio | 1.00 times the input voltage (from the isolation transformer output) | |
| Output voltage setting range | AC: 0.0-519.6V | |
| Output voltage measurement range | AC: 5.0-519.6V | |
| Output voltage measurement resolution | 0.1V | |
| Output voltage measurement accuracy | ± (0.25% of reading + 0.25% of span value) | |
| Power setting range | Upper limit: 0.000-9.999-20.00KW | |
| Lower limit: 0.000-9.999-20.00KW, 0 = off | ||
| Power measurement range | 0.005-9.999-20.00KW, the actual measurement range by the isolation transformer | |
| Power measurement resolution | 0.001KW / 0.01KW | |
| Power measurement accuracy | ± (0.25% of reading + 0.25% of span value) | |
| Current setting range | Upper limit: 0.001-9.999-30.30A | |
| Lower limit: 0.001-9.999-30.30A | ||
| Current measurement range | 0.050-9.999-30.30A | |
| Current measurement resolution | 0.001 A / 0.01 A | |
| Current measurement accuracy | ± (0.25% of reading + 0.25% of span value) | |
| delay | 0.2-999.9S | |
| Power factor measurement range | 0.100-1.000 | |
| Power factor measurement resolution | 0.001 | |
| Power factor measurement error | ± (0.5% of the reading value +0.01) | |
| Test time setting range | 0.0. 0.1-999.9S, 0.0 = continuous output | |
| Test time resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
| Start the test | ||
| Rated load power range | By the isolation transformer decision | |
| Output voltage ratio | 0.85 times the input voltage (from the isolation transformer output) | |
| Output voltage setting range | AC: 0.0-519.6V | |
| Output voltage measurement range | AC: 5.0-519.6V | |
| Output voltage resolution | 0.1V | |
| Output voltage measurement accuracy | ± (0.25% of reading + 0.25% of range) | |
| Current setting range | Upper limit: 0.001-9.999-30.30A | |
| Lower limit: 0.001-9.999-30.30A | ||
| Current measurement range | 0.001-9.999-30.30A | |
| Current measurement resolution | 0.001 A / 0.01 A | |
| Current measurement accuracy | ± (0.25% of reading + 0.25% of span value) | |
| delay | 0.2-999.9S | |
| Test time setting range | 0.0, 0.1-999.9S, 0.0 = continuous output | |
| Test time resolution | 0.1S | |
| Test time accuracy | ± (0.1% of setting + 0.05s) | |
Note: Optional Please specify when ordering your choice, do not take the default value (specific technical indicators to the user manual as the final standard)
(1) The above technical parameters in the ground, insulation, pressure, leakage as the standard configuration parameters, power, start the parameters to 20KW as an example.Measurement accuracy for the measurement accuracy, measurement to meet the measurement conditions and without test kits and other accessories .
(2) The above test items can be configured according to the needs of users, different types of instrument specifications test function will be different, such as: conventional six-in-one comprehensive test with six test functions, conventional four-in-one comprehensive test with four test functions.
(3) isolation transformer capacity configuration, the user can choose the required capacity according to the product process requirements: 9KVA, 15KVA, 20KVA, 45KVA, 60KVA and above, while expanding the comprehensive test instrument measuring current and power range.
(4) the user's special requirements refer to the two sides signed the technical agreement, from the table without modification.
(5) The above table indicates the start, the power measured three-phase four appliances can be phase pressure or line pressure selection, and three-phase three instrument is displayed when the line voltage.
(6) When using the instrument for testing, we recommend users to ground, insulation, pressure, start, leakage, power measurement sequence test can also be measured according to the actual situation of the product to change the measurement sequence.
MN4274TM / MN4276TM Safety Integrated Tester Other parameters:
| Working conditions | Working power | AC220V ± 10%, 50 / 60Hz ± 5% | |
| Ambient temperature | 0 to 40 ° C | ||
| environment humidity | 20 to 80% RH 40 ° C | ||
| Display method | 320 × 240 dot matrix LCD blue screen | ||
| Isolation transformer capacity | Conventional capacity three-phase 9kVA / 20kVA | ||
| Overcurrent protection | Fuses, circuit breakers, software protection | ||
| Test appliance type setting | Single-phase appliances | ||
| Alarm mode | Sound and light alarm: buzzer, light, three-color warning lights | ||
| Number of test groups | 20 memory groups, each with 8 test steps | ||
| Standard configuration function | External alarm light | Three-color warning lights | |
| Remote control switch function | Remote control switch, can be an external start, stop signal | ||
| Single-group / single-step test function | Single-group testing and single-step testing are possible with editing | ||
| Communication function | RS232 nine-pin interface (to set the communication address, match the combination of different addresses) | ||
| Switch output interface | Start, stop, pass, fail, test | ||
| Optional function | Communication function | RS485 | |
| Host computer communication software | Test data can be remotely transmitted, processed, and automated control | ||
| other | Can be ordered | ||
| Standard Model Dimensions | 500W * 600D * 1270H (without caster) 500W * 600D * 1400H (including caster) | ||
Specific technical indicators to the user manual for the final standard

Founded in 1998, QINGDAO IDI ELECTRONICS CO., LTD. Is a high-tech enterprise based on computer measurement technology. The company has China 's first intelligent integrated safety tester for the chief designer of the expert - level R & D team; Years of commitment to the cause of China's military manufacturing industry as the main body of the military manufacturing experts, manufacturing, quality assurance system; The company has a strong innovation and hard work of the course;
The company has always been faithful to the practice of 'integrity & win-win' business philosophy, has won a wide range of customer respect and trust. The company specializes in research and development and manufacture of intelligent safety measuring instrument, programmable variable frequency power supply and automatic control system.We take the lead in applying LPA (Linear power amplification linear amplifier) in safety testing instrumentation, and create the electromagnetic non- Radiation and interference of the test environment, to avoid the electromagnetic pollution on the environment and the human body against. The first to introduce the accuracy of the leading domestic professional six comprehensive safety tester; The first to introduce technology-leading performance and reliability of the three-phase integrated test instrument; The first to introduce automatic switching power supply monitoring system; The first to introduce application-type PID hardware regulation and control technology of intelligent variable frequency power supply; The first to launch comprehensive security experts, network information platform to achieve online detection, remote electronic control, information center data control processing, in full compliance with import and export commodity inspection system electronic monitoring test data information collection system requirements.
Companies in full accordance with the ISO9000 to establish quality assurance system, and adopted the ISO9001-2000 quality system certification; The company has made the comprehensive test instrument manufacturing measurement equipment permits and the various types of single-test instrument manufacturing measuring instruments permit






The spirit of 'to provide customers with the most satisfied with the products and services' business purpose, the United States and Beijing Instrument solemn promise: to ensure that the advanced equipment, reliability, stability, and constantly improve the quality of service, from sale to sale after the pay Equipment maintenance, technical services, user technical training in all aspects, to ensure that customers can get the best service, customer satisfaction, rest assured.
1. To ensure that equipment packaging in line with moisture, rain, rust, corrosion and shock requirements, marking clear, safe and timely arrival of the item.
2. High-quality, efficient technical services. In order to better ensure the normal operation of equipment, timely answers to questions raised by users to help users solve the problem, the company responsible for the full-time engineers at any time for customers free technical advisory services.
Company Maintenance Center has 24-hour telephone service, by a full-time engineers to receive user calls to ensure that users in the process of using the equipment in a timely manner to get technical support. 24 hours Tel: 18169842580
3. Warranty period Equipment under the contract warranty period for the installation and commissioning is successful 12Months (except for natural disasters and man-made damage) parts, component costs, travel expenses borne by the supplier.
4. Life-long maintenance, to ensure that the interests of users. Warranty, the company provides life-long paid services

Foshan Shunde Jingmei Instrument Co., Ltd. (hereinafter referred to as "Jingmei Instrument") is a comprehensive service provider of production, research and development, sales and agency services. Since its inception, the company has been committed to providing professional services to customers in various industries. High-quality equipment and complete the test solution. Production base is located in Dongguan City.
First, the main production: DC power supply, AC power supply, AC variable frequency power supply, constant temperature and humidity chamber, hot and cold impact test chamber, high and low temperature chamber, walk-in laboratory, salt spray test chamber, UV weathering chamber , Sand and dust chamber, box-type rain chamber, oven, combustion test equipment and other products, at the same time, to undertake custom Gezhongfeibiao test equipment.
Second, the sales agent brands are as follows: Fluke, Tektronix, Keysight, Flir, Testo, Ohaus, Hioki, Gwinstek, Idi, Applent, Caipu, Everfine, Sundoo, and Ningbo Jiuyuan, which are located in the south of the Yangtze River, Qje), etc. The above ranking in no particular order.
Third, the application of US equipment Beijing appliances: home appliances, electrical, LED lighting, new energy, automotive electronics, gas appliances, components, audio and video, security, communications, hardware, electrical and electronic, scientific research institutions, medical equipment, printing and packaging , Textile services, auto parts and other industries and fields.
four, Jingmei equipment business categories are as follows:
1, Safety testing equipment
Safety performance tester, program-controlled pressure tester, insulation resistance tester, grounding resistance tester, electronic transformer special tester, electrical parameters measuring instrument, voltage tester calibrator;
2, The motor /Transformer test equipment
Turn around temperature rise test instrument, transformer tester, coil count, turn to turn the impact of pressure tester, digital turn-to-turn insulation tester, etc.;
3, Oscilloscope /Oscilloscope
Digital oscilloscopes, analog oscilloscopes, handheld oscilloscopes, oscilloscope probes, high pressure probes, etc.;
4, General electronic test equipment
Digital multimeter, desktop multimeter, spectrum analyzer, signal generator, such as micro-resistance;
5, Components testing equipment
LCR Digital Bridge, Capacitance Tester, Inductance Tester, Crystal Tester, Integrated Circuit Tester, etc.;
6, Data acquisition /Logger /Temperature logging devices
Data acquisition, mixed recorder, multi-channel temperature tester;
7, Power supply series
Power supply, precision purification AC power supply, voltage regulator, voltage regulator, DC power supply, programmable power supply, switching DC power supply, electronic load;
8, Environmental testing equipment
Salt spray box, high and low temperature hot and humid Shiyan Xiang, constant temperature and humidity Shiyan Xiang, drying oven, ozone aging Shiyan Xiang,;
9, led Lighting tester
Electronic ballast for Tester, spectral analysis system, light source color temperature, photometer, magnetic components, such as analyzer;
10, With a gas detector
Flue gas analyzer, gas flow with a dedicated leak detector, gas for a gas chromatograph, hand-held thermal anemometer, intelligent leak detector, multi-parameter calorimeter measurement, etc.;
11, Portable instrumentation
Thermometer, air volume detector, noise meter, tachometer, illuminometer, anemometer, temperature and humidity measuring instrument, gage, etc.;
12, Electrical power test category
Multimeter, Clamp Meter, Megohmmeter, Potentiometer, Bridge, Resistor, Wirewound Varistor, etc.;
13, Mechanical equipment
Tensile Testers, Torque Testers, Torque Wrenches, All Kinds of Hardness Testers, and so on.;
14, Optical Instruments
3DMeasuring instrument, the second element, projectors, stereomicroscope, metallographic microscope, magnifying glass, and so on;
15, Paint physical and chemical categories
Paint special equipment, color colorimeter, the standard light on the color box, coating thickness, PH Acidity meter, conductivity meter, viscometer, ion meter, automatic potentiometric analyzer, of glass equipment;
16, Magnetic measuring equipment
Gauss meter, magnetic flux meter, silicon steel iron loss measuring instrument, permanent magnet material automatic measuring device;
17, EMC Test Equipment
Electrostatic discharge generator, pulse generator, lightning surge generator, the cycle drop generator, etc.;
18, Weighing class
Analytical balance, general balance, portable balance, moisture analyzer, electronic counting weight scales, scales, weighbridge, etc.
