Climavue™50是一个负担得起的多合一气象传感器,与Campbell Scientific的任何高度灵活且可扩展的数据收集平台配对时,可以简单地满足您的共同天气监测需求。该传感器使用SDI-12报告空气温度,相对湿度,蒸气压,气压压力,风(速度,阵风和方向),太阳辐射,降水和雷击(计数和距离)。它可以在没有运动部件的情况下完成此操作,同时消耗少量功率。内置倾斜传感器可确保长期数据完整性。这种不同的产品非常适合快速部署,对于远程位置,大型网络,作为更复杂系统的一部分,或者如果您只需要简单的东西。
Read More所有传感器都集成到一个小型的小因子单元中,需要最少的安装工作。Climavue™50凭借可防止磨损或结垢而防止错误的强大,无动的零件设计,是长期远程装置的理想选择。
Solar radiation is measured by a pyranometer that is integrated into the lip of the rain gage funnel at the top of the ClimaVUE™50. The miniature pyranometer uses a silicon-cell sensor to measure the total incoming (direct and diffuse) solar radiation. Silicon-cell sensors have excellent response time to changing radiation conditions and acceptable sensitivity across the solar spectrum, which make them well-suited for use on the ClimaVUE™50.
精心开发ensur cosine-correcting头es accurate readings regardless of sun angle, while the painstakingly researched optical filter material balances cost and performance to ensure the silicon-cell provides the ClimaVUE™50 with good accuracy regardless of temperature or sensor age.
雨量量标准下方的空间是Climavue™50测量风速的地方。超声波信号从换能器以直角发出,彼此从多孔烧结的玻璃板上弹起,然后返回到对面的传感器。声速度受风的影响,风速是通过测量声音从发射器到接收器传播的时间的差异来计算的。
The ClimaVUE™50 temperature measurement is made in the center of the anemometer area where a small stainless-steel needle containing a tiny temperature sensor (thermistor) extends from the middle of the four sonic transducers in the center of the anemometer.
Unlike most air temperature measurements, the temperature sensor is not covered with louvered plates to protect it from solar heating. Instead, it sits in open air, susceptible to solar heating of the instrument body. However, the ClimaVUE™50 accurately corrects the measured air temperature because solar radiation and the wind speed are known. These two are the main variables that determine the error between measured air temperature and the actual air temperature. An energy balance equation is then used to calculate what the actual temperature should be to an accuracy of ±0.6°C.
For more information, see the“ Climavue™50 - 对辐射传感器的空气温度测量的纠正”技术论文.
The relative humidity sensor on the ClimaVUE™50 is located behind the circular Teflon™ screen close to the sonic transducers. The Teflon screen protects the sensor from liquid water and dust while allowing water vapor to freely pass to the sensor. The ClimaVUE™50 measures relative humidity and temperature and computes vapor pressure.
The ClimaVUE™50 contains a 9.31 cm (3.67 in.) diameter rain-collection funnel. A spring in the funnel acts as a filter to keep out large particles while allowing enough flow so water does not back up. Rain collected by the funnel exits the funnel through a precision flared hole that forms the rain into drops of a known size. The falling drops hit and momentarily bridge the gap between two gold pins, creating an electrical pulse.
Climavue™50计算脉冲(滴)并计算水量。随着降雨强度的增加,下降量变小,但是Climavue™50固件包含一种算法,可以自动补偿随着雨水的增加而降低的量。
Note:This non-heated sensor is not suitable for solid precipitation measurements or riming environments.
Climavue™50还配备了倾斜传感器。倾斜传感器数据的主要用途是确保Climavue™50始终保持水平。定期检查X和Y倾斜数据,以确保Climavue™50水平;如果倾斜,请返回站点并再次级别。三个度的水平可能会导致雨水和太阳辐射测量值的错误。尽管该传感器的读数可以在安装过程中用于平整仪器,但使用风速计板底部的小气泡水平要容易得多。
The ClimaVUE™50 includes a V-bolt for mounting to a pipe with a nominal outer diameter of 31.8 to 50.8 mm (1.25 to 2.0 in.). This allows the sensor to mount directly to a tripod mast or CM300-series mounting pole, or to a crossarm using the17387 mounting pipe kit.
Measurements Made | Air temperature, barometric pressure, lightning average distance, lightning strike count, precipitation, relative humidity, solar radiation, tilt, wind direction, and wind speed. |
Output | SDI-12 |
Operating Temperature Range | -50° to +60°C (Except the barometer and RH: -40° to +60°C.) |
最小电源电压 | 3.6 Vdc continuous |
Maximum Supply Voltage | 15.0 Vdc continuous |
最低数字输入电压 |
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典型的数字输入电压 |
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最大数字输入电压 |
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典型电流排水 @ 12 VDC | < 1 mA (average) |
典型的测量持续时间 | 110毫秒 |
最大测量持续时间 | 3,000毫秒 |
Maximum Polling Frequency | 10 s |
理事会指令的应用 |
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Standards to Which Conformity Is Declared |
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连接说明 | 25 mm (10 in.) pigtail with M12 male 5-pin 316 stainless-steel knurl |
Diameter | 10 cm (4 in.) including rain gage funnel |
高度 | 34 cm (13.4 in.) including rain gage funnel |
重量 | 839.15 g (1.85 lb) |
能量消耗 |
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静止 | 0.3 mA |
Maximum Peak Current | 33 MA |
Average Using theR7!每10 s命令 | 1.0 MA |
Average Using theR7!每60 s命令(或较慢) | 0.4 mA |
Air Temperature |
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测量范围 | -50° to +60°C |
Resolution | 0.1°C |
准确性 | ±0.6°C |
相对湿度 |
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测量范围 | 0 to 100% |
Resolution | 0.1 |
准确性 | ±3% RH typical (varies with temperature and humidity) |
Barometric Pressure |
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晴雨表工作温度范围 | -40°至 +60°C |
测量范围 | 500 to 1100 hPa |
Resolution | 0.1hPa |
准确性 |
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蒸汽压力 |
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测量范围 | 0 to 47 kPa |
Resolution | 0.01 kPa |
准确性or Repeatability | Varies with temperature and humidity; ±0.2 kPa typical below 40°C. |
风速 |
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风速Maximum | 10 s gust |
测量范围 | 0 to 30 m/s (0 to 67 mph) |
Resolution | 0.01 m/s (0.02 mph) |
准确性or Repeatability | 0.3 m/s或3%(0.67 mph或3%),以较高者为准 |
Wind Direction |
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测量范围 | 0°至359° |
Resolution | 1° |
准确性 | ±5° |
Solar Radiation |
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测量范围 | 0 to 1750 W m-2 |
Resolution | 1 W m-2 |
准确性 | 测量的±5%(典型) |
Spectral Range | 300 - 1150纳米 |
Precipitation |
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测量范围 | 0至400 mm/h(15.75英寸/h) |
Resolution | 0.017 mm |
准确性 | ±5% of measurement (from 0 to 50 mm/h or 0 to 1.97 in./h) |
倾斜 |
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测量范围 | -90° to +90° |
Resolution | 0.1° |
准确性 | ±1° |
雷击数量 |
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测量范围 | 0至65,535罢工 |
Resolution | 1罢工 |
准确性 | > 25% detection at < 10 km typical (variable with distance) |
闪电平均距离 |
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测量范围 | 0至40 km(0至24.9 mi) |
Resolution | 3公里(1.86英里) |
准确性 | Variable |
An example CR1000X program that uses theR7!SDI-12 command to retrieve data. The program adjusts the barometric pressure measurement to sea level. The adjustment is entered as a constant in the beginning of the program. It assumes the site elevation is 1382 m, and a different value is required for different site elevations.
该程序还包括指示,将风测量值设置为最后有效测量值小于0。需要这些说明,因为有雨的大风会暂时干扰声音风测量。
Number of FAQs related toClimaVUE50:10
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在内部到Climavue™50,不断测量降水。每10秒测量一次太阳辐射,风和气温;每60秒测量方向,蒸气压,大气压和相对湿度。比测量间隔更频繁地查询传感器将返回原始值。比测量间隔更频繁地查询会导致重复值,并可能导致数据记录器中的正时问题。
The ClimaVUE™50 is a microclimate sensor, so you should position it to be representative of the climate relevant to the research questions you are asking. FAO56 gives specific guidelines to the positioning and field size of sensors. If you intend to use the sensor for reference ET, follow those guidelines.Refer to the following:http://www.fao.org/docrep/X0490E/X0490E00.htm.
在静止状态和常规10 S风测量期间,Climavue™50的平均电流流量为300 µA。用AR7进行投票!每60秒命令每60秒增加平均电流漏极到0.4 mA。用AR7进行投票!每10秒命令将平均电流排出增加到1 mA。
The ClimaVUE™50 mounting type can be a meteorological stand, pole in cement, or tripod: 31.8 to 50.8 mm, 1.25 to 2.0 in. diameter. The ClimaVUE™50 is fitted with a V-bolt, allowing it to be mounted on top of most posts, poles, tripods, etc. Use a wrench to tighten the bolts, securing the ClimaVUE™50 flat and tight against the top of the stand.
The ClimaVUE™50 collects all the information necessary to correct for absorbed radiation using an energy balance approach.
SDI-12总线能够至少有10个传感器连接到它,每个传感器都有200英尺的电缆。传感器较少,可能会有更长的电缆长度。
We do not have a heated version of the ClimaVUE™50 at this time. The model to correct the air temperature is based on the energy balance and should be good in all situations in which the radiation and wind sensors can collect reliable data; however, unintentional burial in snow and ice may impede the function of both. The ClimaVUE™50 will not be a universally great fit for all climates. If the winter precipitation is critical for your study, other instruments will be necessary.
See the maintenance section of the manual for recommendations.
并非每个传感器都有不同的电缆终止选项。可以通过在传感器产品页面的订购信息区域的两个地方查看特定传感器的选项:
如果在–ET,–ETM,–LC,–LQ或–QD版本中提供传感器,则该选项的可用性反映在传感器型号中。例如,034b以034b-et,034b-etm,034b-lc,034b-LQ和034b-qD提供。
如果有的话,所有其他电缆终止选项均在传感器产品页面的“电缆终止选项”下的“订购信息”页面上列出。例如,如034B-L产品页面的订购信息区域所示,使用–CWS,–PT和–PW选项提供034B-L风集。
Note:As newer products are added to our inventory, typically, we will list multiple cable termination options under a single sensor model rather than creating multiple model numbers. For example, the HC2S3-L has a –C cable termination option for connecting it to a CS110 instead of offering an HC2S3-LC model.
Climavue™50确实需要连续供电,以使常规的风测量值(每10秒)组合起来,以提供风速和方向。如果您只能加强电源并快速获得测量,那么考虑到风的固有可变性质,这些风速和方向测量值将几乎没有价值。Campbell Scientific强烈建议您不断为Climavue™50仪器提供动力,以进行可靠的风测量。在静止状态和常规10 S风测量期间,Climavue™50的平均电流流量为300微型,因此连续功率的电池电量应最小。
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