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【产品型号及参数/Specifications】：
Model | STR-21G | STR-22G | STR-32G |
Arm | Single Arm | Double Arm | Double Arm |
Pointing accuracy | < 0.01° (Solar Elevation: 0 to 87°) | ||
Angle resolution | 0.009° | 0.0036° | |
Rotation angle | Elevation-angle(-15° to +95°), Azimuth-angle(0° to +/-180°) | ||
Torque | 12 Nm | 24 (12+12) Nm | 60 (30 +30) Nm |
Payload | 7kg balanced | 15kg balanced | 60kg balanced |
Tracking mode | Sun-sensor mode and Calculation mode are automatically switched. | ||
Tracking accuracy of Sun-sensor mode | +/- 0.01° | ||
Sun-sensor field of view | +/- 15° | ||
GPS Receiver | Integrated receiver | ||
GPS Sensor measurement accuracy | Horizontal Position: Below 15m (2drms). GPS Positioning | ||
GPS Sensor positioning start time | < 5min. (depends on the recieving condition.) | ||
Temperature range | From -30 to +50°C | ||
Altitude for solar position calculation | No Limitation | ||
Communication | RS-232C, 9600bps, 8N1 | ||
Power requirement | AC100 to 240V, 50/60Hz, 50VA | ||
DC19 to 32V, 20W for DC optional Sun Tracker (10W, under normal load and operating conditions @ 25°C) | |||
Dimension | 430(W) x 380(D) x 440(H) mm | 430(W) x 380(D) x 250(H) mm | |
Weight | 14.5 kg | 15.5 kg | 15 kg |
Sun sensor | Integrated with Sun tracker | ||
Pyrheliometer mount | Standard | Optional | |
Levelling tripod | Standard | Optional |