|
| 测量要素 |
测量范围 |
报告的分辩力 |
要求的准确度 |
可达到的业务准确度 |
传感器时间常数 |
输出的平均时间 |
观测/测量方法 |
| 温度 |
气温 |
-60―+60℃ |
0.1℃ |
±0.1℃ |
±0.2℃ |
20s |
1min |
I |
气温
极值 |
-60―+60℃ |
0.1℃ |
±0.5℃ |
±0.2℃ |
20s |
1min |
| 湿度 |
露点
温度 |
<-60―+35℃ |
0.1℃ |
±0.5℃ |
±0.5℃ |
20s |
1min |
I |
相对
湿度 |
5―100﹪ |
1﹪ |
±3﹪ |
湿 球 温 度 |
| ±0.2℃ |
20s |
1min |
| 固态或其它 |
| ±3―5﹪ |
40s |
1min |
| 大气压 |
气压 |
920―1080hpa |
0.1 hpa |
±0.1 hpa |
±0.3 hpa |
20s |
1min |
I |
| 趋势 |
|
0.1 hpa |
±0.2 hpa |
±0.2 hpa |
| 云 |
云量 |
0―8/8 |
1/8 |
±1/8 |
±1/8 |
|
|
I |
| 云底高度 |
<30m―30km |
30m |
±10m，≤100m；
±10﹪，＞100m |
≈10m |
| 风 |
风向 |
0―360° |
10° |
±5﹪ |
±5° |
1s |
2min或 10min |
A |
| 风速 |
0―75m/s |
0.5m/s |
±0.5m/s，≤5m/s；
±10﹪，＞5m/s |
±0.5m/s |
距离常数2―5m |
| 阵风 |
5―75m/s |
0.5m/s |
±10﹪ |
±0.5m/s |
|
3s |
| 降水 |
降水量 |
0―＞400mm |
0.1mm |
±0.1mm，≤5mm；
±2﹪，＞5mm |
±5﹪ |
|
|
T |
| 雪深 |
0―10m |
1cm |
±1cm，≤20cm；
±5﹪，＞20cm |
A
I |
| 能见度 |
气象光学视距 |
50m―70km |
50m |
±50m，≤500m；
±10﹪，＞500m |
±10―20﹪
|
3min |
|
I |
跑道视程
≤500m |
<50m-1500m |
25m |
±25m，≤150m;
±50m，＞150m-≤500m
±100m，＞500m-≤1000m
±200m，＞1000m |
1min
和
10min |
A |
|
