STR-21G Sun Trackers EKO Instruments Vietnam, STR-21G Sun Trackers EKO Instruments Vietnam, EKO Instruments Việt Nam, EKO Vietnam, EKO Việt Nam, Đại lý EKO Instruments Vietnam, STR-22G, STR-32G
The compact single arm sun tracker is perfectly suited to support all kinds of Global, Diffuse and Direct Radiation measurement sensors. STR-21G is the base of the Solar Monitoring Systems (STR-21G-S), a turnkey measurement solution from EKO. The STR-21G provides a fully automated set up procedure through a GPS receiver providing increased reliability and enhanced functionality.
From sunrise to sunset the compact sun-tracker guarantees accurate sun tracking and pointing of the attached solar sensors. The 2-axis tracker automatically adjusts to the sun’s position by the sun sensor closed-loop control system, even if the tracker is not oriented or leveled properly.
The sun-tracker comes standard with a small table tripod (larger tripod available). The 24 VDC low power consumption tracker can ...
|Pointing accuracy Solar elevation: 0 to 87°||< 0.01 °|
|Angle resolution||0.009 °|
|Rotation angle Zenith||-15 - 95 °|
|Rotation angle Azimuth||0 - 360 °|
|Payload side arms||7 kg|
|Sun sensor FOV||30 °|
|Ingress protection IP||65|
|Operating temperature range||-40 - 50 °C|
|Communication||RS-422 / 232C|
|Power consumption||< 10 W|
|Power supply||21 to 32 VDC / 20W|
|Power supply (Power Adapter)||100 to 240 VAC / 20W|
|Dimensions mm||430 (W) x 380 (L) x 440 (H)|
|Weight||14.5 kg (With tripod)|
|Driving technology||Harmonic drive®|
|Tracking mode||Solar postion / Free positioning|
|Pyrheliometer mount||Adjustable / One position|
|Cable length||10 m|