显示 21 - 40 of 137 文章
作者： Dirk Baker | 最后更新： 06/21/2021 | 评论： 6
In this article, I'll share my experience collaborating on a research project to record some extreme weather conditions that may even set a world record!
On August 16, 2020, the weather station located at Furnace Creek in Death Valley National Park (California, USA) recorded a temperature...
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作者： Bruce Smith | 最后更新： 04/15/2021 | 评论： 2
Has an electrical surge or other event made you concerned that your COM port or short haul modem may not be operating properly? Do you know how to test for this? In this brief article, we’ll look at some simple tests you can perform to...
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作者： Dana Worley | 最后更新： 04/09/2021 | 评论： 0
Do you currently use SMSSend() in a CRBasic data logger program to send SMS messages through a Campbell Scientific CELL2XX internal or external cellular module? There are some things you should know about the recent improvements we made that affect how SMSSend() works.
With the release...
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作者： Dirk Baker | 最后更新： 03/05/2021 | 评论： 0
In this article, I’ll explain how errors can occur when measuring the precipitation amount, discuss a correction approach, and demonstrate how an algorithm can be used to design high-quality tipping bucket rain gauges.
Introduction
Liquid precipitation (rain) is at once one of the simplest measurements mechanically and...
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作者： Carolyn Ivans | 最后更新： 10/23/2020 | 评论： 0
You may already know that you can add external data storage to your data logger with flash-memory cards. But do you know what kind of card you need—or if you even need one? In this article, I’ll answer these and other memory card questions. In...
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作者： Ajay Singh | 最后更新： 10/13/2020 | 评论： 0
When we are faced with challenges, there is often an opportunity for improvement. In this blog article, learn how our engineers redesigned our back-of-module (BOM) temperature sensor to resolve specific challenges that impacted the quality of bifacial solar photovoltaic (PV) panel performance monitoring.
Bifacial PV panels...
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作者： Timothy Jeppsen | 最后更新： 10/07/2020 | 评论： 0
In 1997, I had my first introduction to using vibrating wire piezometers to measure groundwater fluctuations. A large engineering firm was monitoring water level to ensure that construction of a large pipeline through the San Bernardino Mountains was not intruding on the groundwater. I was...
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作者： Libbie Anderson | 最后更新： 09/21/2020 | 评论： 2
Solar photovoltaic (PV) monitoring projects often use a variety of sensors to gain information about the site performance and its available resources. To obtain this information, solar-monitoring sensors need to be connected to a database that can collect, evaluate, visualize, and interpret data from all...
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作者： Mike Nelson | 最后更新： 09/08/2020 | 评论： 0
There are times during major weather events when we may hear the news reporter indicate the local river is expected to crest in the next 12 hours at an estimated stage level.
What is a crest and a stage level, and how do they affect me?
Basically,...
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作者： Libbie Anderson | 最后更新： 06/29/2020 | 评论： 0
You may have heard of the IEC 61724-1 standard to promote international uniformity in PV (photovoltaic) system performance monitoring. But why was it created, and what does it mean for you? In this interview with PES (Power & Energy Solutions), Matt Perry, Technical Product Manager for...
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作者： Libbie Anderson | 最后更新： 06/10/2020 | 评论： 0
At Campbell Scientific, we understand the value of your solar energy farms and the necessity to keep these energy-producing facilities in top condition. To help you monitor their efficiency, we’ve designed innovative solar monitoring equipment that has been tested through deployments all over the world....
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作者： Ryan Guerrero | 最后更新： 05/29/2020 | 评论： 0
It’s 2020, and yet those of us who need water level monitoring and flood warning systems continue to face the quandary of choosing between easy-to-use stations OR flexible stations that can handle all our measurement and control needs. In the years of self-driving cars and telecommuting jobs,...
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作者： Libbie Anderson | 最后更新： 05/01/2020 | 评论： 0
On every utility-scale solar farm, it’s crucial to answer the fundamental question: how much solar radiation reaches the surface of the photovoltaic (PV) modules? These farms span hundreds of acres and in order to address this question, owners use meteorological monitoring stations and data loggers...
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作者： Timothy Jeppsen | 最后更新： 03/19/2020 | 评论： 4
We recently released the CR1000X Measurement and Control Datalogger, and you may be wondering how it compares with our widely used CR1000 datalogger and our innovative CR6 datalogger. If you’re in the market for a new data logger, how do you know which one is...
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作者： Dirk Baker | 最后更新： 01/30/2020 | 评论： 2
Have you ever been told not to average relative humidity (RH)? Have you ever created a data logger program with Short Cut and noticed that it does not allow you to average RH when you generate your data table? Do you know why?
In this blog...
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作者： Andrew Sandford | 最后更新： 01/06/2020 | 评论： 0
Imagine that you already have a winning sensor that has sold more than 15,000 units. As time passes, you realize that technology has evolved, but your sensor hasn’t. If you are objective in your product evaluation, you may determine that there is justification for the...
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作者： Kevin Rhodes | 最后更新： 12/02/2019 | 评论： 0
Sometimes, it’s hard to let go. But if we don’t let go, we don’t have empty hands ready to embrace something new—even a data logger.
The CR1000 Measurement and Control Datalogger (introduced in 2004) has been incredibly successful with installations on every continent of our planet....
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作者： Robin Deissinger | 最后更新： 11/19/2019 | 评论： 0
Are you ready to get heated? In this interview, Hayden Mahan, Product Manager of the Gas Flux and Turbulence Group, shares his excitement about our heated sonic anemometer (the new CSAT3BH) and why heat matters. Hayden was interviewed by Robin Deissinger, the blog editor. Interview...
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作者： John Markham | 最后更新： 08/13/2019 | 评论： 0
Although there have been vast improvements in our ability to gather and use road-weather data, there are still, unfortunately, significant information gaps we must fill. In this blog article, we’ll look at the issues that hinder our current data acquisition and a solution for obtaining...
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作者： Robin Deissinger | 最后更新： 06/24/2019 | 评论： 0
Patented technology enables a new sensor to measure soil CO2 flux directly, providing you with new flexibility to make your measurements. In this interview, Hayden Mahan, Gas Flux and Turbulence Product Manager, introduces us to the eosFD and explains how this sensor works. Hayden was...
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