WISER I Spectroradiometer
Research-grade outdoor spectroradiometer system combining MS-711N and MS-712 for high-accuracy 300–1700 nm UV–VIS–NIR solar spectral irradiance measurement, with temperature-controlled detectors and NIST-traceable calibration.
Typical Applications
- Photovoltaic research
- Solar spectral irradiance monitoring
- Meteorological research
- Plant science
- Material analysis
- Solar resource assessment
- PV performance characterisation
- Outdoor spectral monitoring networks
- Travelling spectral reference measurements
- Direct spectral irradiance measurement with STR-32G
Product Enquiry
WISER I Spectroradiometer
Research-grade outdoor spectroradiometer system combining MS-711N and MS-712 for high-accuracy 300–1700 nm UV–VIS–NIR solar spectral irradiance measurement, with temperature-controlled detectors and NIST-traceable calibration.
Typical Applications
- Photovoltaic research
- Solar spectral irradiance monitoring
- Meteorological research
- Plant science
- Material analysis
- Solar resource assessment
- PV performance characterisation
- Outdoor spectral monitoring networks
- Travelling spectral reference measurements
- Direct spectral irradiance measurement with STR-32G
The WISER I Spectroradiometer is a research-grade outdoor solar spectral irradiance measurement system combining the MS-711N and MS-712 spectroradiometers to provide continuous UV–Visible–NIR measurements from 300 to 1700 nm. The temperature-controlled detector systems, NIST-traceable calibration and rugged all-weather construction provide high stability and long-term reliability for demanding photovoltaic research, meteorological monitoring, plant science and material analysis. WISER I can be operated at fixed monitoring stations or used as a travelling spectral reference and is compatible with the STR-32G Sun Tracker for direct spectral irradiance measurements.
Key Features
- 300–1700 nm broadband spectral measurement
- MS-711N UV–Visible–NIR spectroradiometer
- MS-712 NIR spectroradiometer
- Temperature-controlled detector systems
- All-weather outdoor construction
- NIST-traceable calibration
- Calibration uncertainty budget
- Excellent long-term stability
- 180° field of view
- Separate sensor power supplies
- RS-422 / RS-232 communication
- Nami spectral measurement and analysis software support
- WSDAc data analysis support
- Compatible with STR-32G Sun Tracker
- Suitable for fixed installations and travelling reference measurements
The MS-711N and MS-712 measurement ranges overlap between 900 and 1100 nm, providing a common spectral region when combining the two sensor datasets into one continuous 300–1700 nm solar spectrum.
Product Models

WISER I
- WISER I Outdoor Spectroradiometer System
- Combines MS-711N and MS-712 spectroradiometers
- Measures UV-VIS-NIR spectral irradiance from 300 to 1700 nm
- MS-711N covers the 300 to 1100 nm spectral range
- MS-712 covers the 900 to 1700 nm spectral range
- Temperature-controlled detector units for stable outdoor measurement
- NIST-traceable calibration with calibration uncertainty budget
- All-weather configuration for continuous outdoor solar research
- 180° field of view for hemispherical spectral irradiance measurement
- Standard 10 m cable with 20 m and 30 m options
- RS-422 / RS-232 communication through component sensors
- Nami and WSDAc software support for measurement and data analysis
- Compatible with STR-32G Sun Tracker for direct spectral irradiance
- EKO specifies -10°C to +50°C operating range for the WISER I system
- Suitable for meteorology, PV research, plant science and material analysis
The WISER I Spectroradiometer is a research-grade outdoor solar spectral irradiance measurement system combining the MS-711N and MS-712 spectroradiometers to provide continuous UV–Visible–NIR measurements from 300 to 1700 nm. The temperature-controlled detector systems, NIST-traceable calibration and rugged all-weather construction provide high stability and long-term reliability for demanding photovoltaic research, meteorological monitoring, plant science and material analysis. WISER I can be operated at fixed monitoring stations or used as a travelling spectral reference and is compatible with the STR-32G Sun Tracker for direct spectral irradiance measurements.
Key Features
- 300–1700 nm broadband spectral measurement
- MS-711N UV–Visible–NIR spectroradiometer
- MS-712 NIR spectroradiometer
- Temperature-controlled detector systems
- All-weather outdoor construction
- NIST-traceable calibration
- Calibration uncertainty budget
- Excellent long-term stability
- 180° field of view
- Separate sensor power supplies
- RS-422 / RS-232 communication
- Nami spectral measurement and analysis software support
- WSDAc data analysis support
- Compatible with STR-32G Sun Tracker
- Suitable for fixed installations and travelling reference measurements
The MS-711N and MS-712 measurement ranges overlap between 900 and 1100 nm, providing a common spectral region when combining the two sensor datasets into one continuous 300–1700 nm solar spectrum.
Additional information
| Models | WISER I |
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