by Robert Schreiber
Berlin, Germany (SPX) Dec 19, 2025
SEVEN introduces the newly developed Class A Thermopile Pyranometer – a cutting-edge resolution designed for high-precision photo voltaic radiation monitoring in PV crops, meteorological stations, and analysis functions.
SEVEN Sensor Options: A International Chief in Sensor Know-how
SEVEN Sensor Options is a number one producer of high-quality sensors primarily designed to observe the efficiency of PV Vegetation (Photovoltaic Plant). As an organization specialised in sensor manufacturing, SEVEN has efficiently expanded into different fields, together with meteorological and silo-related functions.
Due to its big selection of sensors, SEVEN Sensor has efficiently reached greater than 85 international locations worldwide, from Japan to the USA, and from Sweden to South Africa.
Pushed by a robust concentrate on R&D, SEVEN has been granted two patents for its progressive sensor applied sciences.
SEVEN is well-known available in the market for its high-quality Reference Cells and Soiling Sensors, that are put in worldwide in numerous environmental situations – from extraordinarily scorching areas to freezing chilly climates, from extremely humid areas to arid zones, and from tropical climate to snowy areas.
Recognizing the rising market demand, SEVEN developed a brand new Thermopile Pyranometer to ship high-accuracy irradiance measurement and meet trade requirements.
Options of the SEVEN Class A Thermopile Pyranometer
The Class A pyranometer of SEVEN Sensor is totally compliant with IEC 61724-1:2021 and ISO 9060:2018 requirements, guaranteeing high-precision irradiance measurements for correct efficiency ratio calculations. The low zero-offset and the minimal non-stability are key standards that outline a Class A pyranometer. To attain these efficiency standards, SEVEN developed its pyranometer by utilizing the white diffuser as a substitute of a standard black physique and a single dome.
What’s the distinction between Black Physique and White diffuser for Pyranometer?
The black disc sensor has been used for many years by nearly all pyranometer producers. This sensor is a comparatively low-cost strategy to make a thermal sensor to soak up radiation. It’s made by portray a soldered wire thermopile, a comparatively low-cost technique. The disadvantages of this sensor is the lengthy response time as a result of its dimension and thermal mass – about 10-20s, later the response time was artificially improved in digital fashions by approximating the measurements, leading to about 5 s response time. One other large drawback with this know-how is the truth that the paint will change its properties with time when uncovered to UV mild. This occurs particularly strongly within the first years of use. That’s the reason why pyranometers utilizing this know-how must be recalibrated each 1-2 years.
Alternatively, utilizing a white quartz diffuser protects the sensor from thermal results in an identical method that the internal dome does in conventional pyranometers with a black physique design. For this reason the SEVEN Pyranometer requires solely a single dome.
In response to the ISO 9060:2018 customary, response time is a key criterion for Class A classification. Due to its progressive white diffuser design, the SEVEN Pyranometer gives a speedy response time of simply 0.5 seconds.
Moreover, this design is extremely steady over time and doesn’t require frequent recalibration. Consequently, SEVEN recommends recalibration solely as soon as each 5 years, considerably lowering upkeep efforts and long-term operational prices.
With its progressive design, the SEVEN Class A Pyranometer enhances measurement stability, reduces thermal offsets, and improves angular response for superior information accuracy.
Moreover, the SEVEN Thermopile Pyranometer is provided with a LED indicator.
LED Indicator for Straightforward Management
The LED indicator on SEVEN Pyranometer gives real-time suggestions on its operational standing. This ensures customers can shortly confirm that the sensor is functioning correctly, lowering downtime and enhancing system reliability.
Whereas checking a Pyranometer on web site could be difficult because it typically requires to be related to the pc which isn’t all the time obtainable, SEVEN determined to eradicate the checks associated to Energy by including a LED indicator seen on the Pyranometer. If the Inexperienced LED is on, which means that the Pyranometer is effectively powered and if a communication concern arises whereas the LED is inexperienced, customers could be assured it’s not power-related.
SEVEN Sensor Class A Pyranometer: Excessive High quality Resolution
To sum up, the important thing options & advantages of the brand new SEVEN Class A Pyranometer are:
- Worldwide Normal Compliant — “ISO 9060:2018, fast-response, spectrally flat and Class A” and “IEC 61724-1:2021 Class A”.
- White diffuser know-how — Enhances stability, minimizes temperature results.
- Quick Response — Ensures correct and real-time photo voltaic radiation measurements.
- Constructed-in LED indicator — Fast sensor checking.
- Superior thermal efficiency — Reduces measurement errors beneath fluctuating situations.
- Straightforward integration — Totally appropriate with SCADA methods and dataloggers.
- Climate-resistant — Designed for long-term outside Operation.
- Quick set up — Plug-and-play setup for minimal downtime.
With SEVEN’s Class A Thermopile Pyranometer, you get the most recent innovation in photo voltaic monitoring know-how, guaranteeing correct efficiency ratio calculations and optimized PV plant effectivity.
Check with the technical datasheet for extra particulars.
Associated Hyperlinks
SEVEN Sensor Solutions
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