Portable IV Curve Tester

1.Introduction to Portable IV Curve Tester

Portable IV Curve Tester can accurately complete single-component to string power detection and IV curve testing, suitable for outdoor verification of photovoltaic batteries and other occasions.The product is Portable IV Curve Tester, which can accurately detect the power generation efficiency and conversion rate of components and strings within the 1500V range.It can quickly detect the working characteristics of photovoltaic strings under natural light.The equipment is simple to operate and easy to carry.It is equipped with a high-precision irradiation meter and temperature sensor, which can provide accurate parameters such as on-site irradiation values and ambient temperature.

The PV31 portable IV tester adopts integrated packaging technology, with clear operating interface function descriptions, one-click detection data export, single-block component/string detection speed is completed in 10 seconds, and the fast, accurate and comprehensive detection function can be used as the preferred configuration for third-party detection agencies and power station operation and maintenance.The whole machine is equipped with a more accurate capacitive/resistive load, and is equipped with a faster irradiator operation module and corresponding IV curve analysis software.It can analyze IV curves in a higher definition while having the advantages of continuous IV uninterrupted scanning, which helps the detection of the entire photovoltaic power station.

2.Portable IV Curve Tester product information

1.Application areas

1) Single component test, string test, radiation test, power generation test

2.Testable performance indicators

Shadow occlusion, dust attenuation, STC comparison, fill factor, IV curve, maximum power, maximum power voltage, maximum power current, irradiance, ambient temperature, component temperature, PV curve, conversion efficiency, power generation

3.Product advantages of Portable IV Curve Tester

1.10~1500V high-precision curve test

Using our new resistance testing module, the single-component detection is more accurate, and it can test the IV curve test of a series of 1500V and the series parallel test of a series of 30A series.

2.STC nominal parameter conversion test

IV test matches the current specifications of more than 95% of the photovoltaic panels, quickly switches component parameters of different specifications, and automatically calculates the current power generation efficiency and conversion rate of the panel, helping users to more accurately understand the real parameters of the components.

3.String test

The photovoltaic power station string test can quickly test the power generation efficiency, short circuit, power generation, etc.of the photovoltaic whole string, and quickly screen the electrical performance between different strings.

4.Single component testing

The PV31Portable IV Curve Tester has a unique component power generation test function, which can adapt to the component identification and testing specified in IEC61853 currently used in Europe and the United States, or be used for local Rizhao resource inspection.

The tester provides high-resolution test mode up to 400 points and Ethernet monitoring function that complies with the Modbus/tcp protocol to meet scientific research needs.

5.National Standard Industry Benchmark

The equipment complies with international and industry implementation standards and can be used as a basis for third-party measurement.

◎IEC 61215-2005 Crystal silicon photovoltaic modules for ground use—design identification and shape

◎IEC 61646-2008 Specifications for design and identification of thin film batteries for floors

◎CGC/GF003.1:2009 Technical specifications for grid-connected photovoltaic power generation system engineering acceptance Part 1: Electrical equipment

◎GB4793.1-2007/IEC 60010-1 Safety requirements for testing, control and laboratory electrical equipment

◎IEC60904-22007 Requirements for standard solar cells

◎IEC60891-2009 Temperature and irradiance correction method for IV measured characteristics of photovoltaic devices

6.Continuity test

PV31 can continuously test photovoltaic cell IV data, and automatic detection in 20 seconds can help users continuously monitor and compare the performance parameters of the components.

7.iV compensation function

Supports outdoor verification of photovoltaic cell sheets and adapts to the experimental stage of photovoltaic cell outdoor performance testing in engineering applications.

8.Environmental monitoring function

It has environmental detection functions such as ambient temperature detection, panel temperature detection, solar irradiance detection, and can provide user-selected irradiation meter matching.

9.Long-lasting endurance

The PV31 provides a built-in high-capacity lithium battery module, which can be replaced easily and provides sufficient power for testing.

10.Range switching

For the current voltage of components/serials of different specifications, the PV31 can automatically switch the test range to provide a more accurate test range and provide overvoltage and overcurrent protection.

11.High expansion capacity

The PV31 internal unit reliably stores more than 2,000 test waveforms, and provides an SD card slot, which supports storage space expansion, and can store data through USB synchronous host to analyze software.

12.Photovoltaic module correction database

A rich built-in solar cell module correction model database covers most component manufacturers' products, provides reference for the conversion ratio of test results and provides users with comprehensive parameter setting functions that can be added manually.

13.High voltage isolation design is safer

The equipment has a high-voltage partition wall power supply design, providing users with reliable safety assurance.The maximum open circuit voltage test range can reach 1500V, and provides up to 30KW photovoltaic array testing function.

14.Touch screen panel operation

The host operating panel adopts a touch screen and a keyboard operation method.The highlighted LCD screen can be displayed clearly in the sun.The entire machine includes a rich peripheral connection and provides a variety of extended online functions.

4.Portable IV Curve Tester host parameters

1.Overall parameters

Overall equipment diagram
Device control interface

2.Specifications and parameters

3.Hardware parameters

5.Portable IV Curve Tester main irradiation meter parameters

Overall equipment diagram
Irradiation	Measurement range	50 to 1400W/m2
	Resolution	1W/m2
	Measurement accuracy	±(5%+5 digits)
Temperature measurement	Ambient temperature measurement range	-30℃~100℃ (-22°F to 212°F)
	Resolution	0.1°C (0.2°F/1°F under >100°F)
	Test accuracy	±1°C (±2°F) (under conditions of -10°C to 75°C (14°F to 167°F)), +2°C (±4°F) (under conditions of -30°C to -10°C (-22°F to 14°F) and 75°C to 100'C (167 to 212°F))
inclination	Measurement range	-90°~90°
	Resolution	0.1°
	Measurement accuracy	±1.5° (at -50° to +50°) ±2.5° (at -85° to -50° and +50° to +85°) ±3.5° (at -90° to -85° and +85° to +90°)
compass	Measurement range	0° to 360°
	Resolution	1°
	Measurement accuracy	±7°
Note: a) The measurement value is suitable for situations where the device inclination range is -20° and +20” to horizontal.When this range is exceeded, the result of "---" on the LCD is displayed b) is called magnetic north.
temperature	Operating temperature of IRR1-SOL	-20℃ to 50℃ (-4℃ to 122℃F) (humidity <80%), no condensation
	80PR-IRR operating temperature	-30°C to 60°C (-22°F to 140°F) (Humidity <80%)
	Storage temperature	-30°C to 60°C (-22°F to 140°F) (Humidity <80%)
	altitude	0m to 2000m maximum

6.Portable IV Curve Tester Accessories List