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How it works
STR-21G-SH1
Solar Monitoring Station
With Harmonic Drive®
The STR-21G-SH1 is a solar monitoring station designed for high-precision solar radiation measurement. It delivers unbeatable DNI, GHI, and DHI Accuracy, reliability, and value for solar energy research, monitoring, and meteorological applications.
STR-21G-SH1
The STR-21G-SH1 is designed for high-precision solar radiation measurement and provides industry-leading accuracy, reliability, and value for solar energy research, monitoring, and meteorological applications.
Built on the STR-21G platform, a single-arm, 2-axis sun tracker with an easy, fully automated setup procedure and low power consumption, the STR-21G-SH1 delivers smooth, consistent, and precise tracking.
Together with the ISO 9060:2018 class-leading accuracy and performance of EKO’s signature Class A MS-80SH Pyranometer, and Class A MS-57SH Pyrheliometer, the STR-21G-SH1 with shading disk assembly is an elite solution; proven worldwide in a range of environments and ready to deliver outstanding results.
Key Features:
- Integrated sun-position sensor and GPS for quick, easy and accurate setup
- Efficient, Cost-Saving, Low Power Consumption
- Easy Integration with any DAQ system
- Harmonic Drive® mechanical gear system, for maximum positioning accuracy
- Deployed in Antarctica, proven in extreme climates worldwide
Resources
Accessories
Frequently Paired Together
| Arms | 1 |
|---|---|
| Pointing accuracy Solar elevation: 0 to 87° | < 0.01° |
| Angle resolution | 0.009° |
| Rotation angle Zenith | -15 to 95° |
| Rotation angle Azimuth | 0 to 360° |
| Torque | 12 N⋅m |
| Payload side arms | 7kg |
| Sun sensor FOV | 30° |
| Ingress protection | IP65 |
| Operating temperature range | -40 to 50°C |
| Communication | RS-422 / 232C |
| Power Consumption | < 20W |
| Motor | Stepper motor |
| Driving technology | Harmonic Drive® |
| Tracking modes | Automatic & Manual |
| Tripod | Table tripod |
| Pyrheliometer mount | Adjustable / One sensor position |
| Cable length | 10m |
| Weight | 14.5 kg (with tripod) |