日本EKO MR-60（Net Radiometer）净辐射表和MF-11（Net Pyradiameter）净辐射表通过直接测量每日的长波辐射和短波辐射，并计算得到净辐射量。用于大气辐射（云层/水蒸气和二氧化碳等发出的辐射）和地球与大气之间的净辐射交换的气象观测。净总辐射（短波+长波）通常由4个净辐射表或者单个净辐射表（其探测器能响应全波段）进行测量。地球长波辐射表使用一个半球朝上的探测器测量向下发射的长波辐射。净长波辐射和地气系统向下的发射辐射可由计算得到。在许气象/光伏/园艺/农业和工业等领域得到了广泛的使用。
【系列传感器优点】：
精度高，响应快；
全天候，高稳定性；
高度集成，易于集成到任何类型的应用中。
【应用领域/Applications】：
气象观测
大气环境监测和研究
农业气象及生态研究
Specifications
Main Body
| Measurement uncertainty | +/-10% in daily total value |
| Maximum Measurement uncertainty |
Pyranometer offset: 10W/m2, +/-2K temperature error from Pt-100 |
| Channel Quantity | mV range x 4ch., 4-wire type Pt-100 x 2ch. |
| Cable Length |
Standard length: 10mOptional length: 20m, 30m, 50m |
| Operating Temperature | -40~+70℃ |
| Dimensions | 60(W) x 190(D) x 106(H)mm (Without the arm) |
| Weight | 2.8kg (With 10m cable) |
Pyranometer
| Classification | ISO Second Class |
| Sensitivity | Approx. 7μV/W/m2 |
| Response Time（95％） | 18sec. |
|
Zero Off-Set |
15W/m2 at 200W/m2 thermal radaition 4W/m2 against the variation of ambient temperature 5K/h |
| Stability | 1%/year |
| Linearity | 2.5% at 1000W/m2 |
| Temperature Response | 6% (-10~+40℃） |
| Tilt Response | 2％ |
| Impedance | 20～140Ω |
| Spectral Range | 305~2800nm (50% points) |
Pyrgeometer
| Sensitivity | Approx. 4μV/W/m2 |
| Response Time（95％） | 18sec. |
| Stability | 1%/year |
| Temperature Response | 6％（-10～+40℃） |
| Tilt Response | Maximum of 3% in downward direction |
| Field Of View | 150° |
| Impedance | 20~140Ω |
| Spectral Range | 3～50μm |
|
Window Offset |
25W/m2 at solar radiation of 1000W/m2 |
Temperature Sensor
| Temperature Sensor | 4-wire type Pt-100 (DIN Class A) |
| Temperature Measurement Accuracy | +/- 0,2K |
