| 型号 | ST530 | 
| 传感器 | Hight sensitive silicon photodiode | 
| 过滤器 | Daylight filter | 
| 光谱反应 | 400~1100 nm | 
| 量程 | 0~2000 W/m2 (0~634 BTU/(ft2xh)) | 
| 准确度(at 25°C 60%RH) | Typically within ±10 W/m2 (±3 BTU/(ft2xh) or ±5% whichever is greater | 
| 解析度 | 0.00~99.99 W/m2: 0.001 W/m2; 100.0~999.9W/m2: 0.01 W/m2; 1000~2000W/m2: 1 W/m2 0.00~99.99 BTU/(ft2xh): 0.01 BTU/(ft2xh); 100.0~634.0 BTU/(ft2xh): 0.1 BTU/(ft2xh) | 
| 角度准确性 | Cosine calibration < 5% (angle < 60°) | 
| 操作环境 | 0~50°C (32~122°F), Less than 80% RH | 
| 储存环境 | -10~60°C (14~140°F), Less than 85% RH | 
| Max/Min/Avg | Yes | 
| 读值锁定 | Yes | 
| 自动关机 | Yes | 
| 低电压警示 | Yes | 
| 背光功能 | Yes | 
| 归零功能 | Yes | 
| 过载指示 | Yes ("- HI -") | 
| 记忆 | Yes (20 points) | 
| 倾斜角度测量 | Yes | 
| 指南针 | Yes | 
| 太阳能传输测量 | Yes | 
| 三脚架安装 | Yes | 
| 尺寸 | Main Instrument: 140 x 49 x 29 cm (5.51 x 1.93 x 1.14 inch) Sensor Probe: 83 x 54 x 26 cm (3.27 x 2.13 x 1.02 inch) | 
| 重量 | 210 g (7.41 oz.) without battery | 
| 附件 | 9V Battery, Carrying case, Instruction Manual |