Displaying 1 - 18 of 18 articles
Autor: Timothy Jeppsen | Ultima atualização: 10/07/2020 | Comentários: 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 hired...
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Autor: Dirk Baker | Ultima atualização: 01/30/2020 | Comentários: 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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Autor: Jacob Davis | Ultima atualização: 12/19/2018 | Comentários: 0
Have you experienced a scenario similar to this one? You have an automated weather station with a retired Edlog data logger (such as the CR10X), which has been running great for 20 years. Recently, the data logger stopped transmitting data to your server, so you...
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Autor: Jacob Davis | Ultima atualização: 01/31/2018 | Comentários: 4
At some point, you may have watched the real-time wind readings from your data logger and seen the wind speed bouncing back and forth. Then, you probably wondered if it really was that gusty outside. In many cases, what you are seeing is the resolution...
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Autor: Gary Roberts | Ultima atualização: 05/31/2017 | Comentários: 2
Maybe you’re like me when it comes to skipped scans. I have always disliked seeing skipped scans in my data loggers. I have been trained to watch out for them and do my best to write my CRBasic programs in a way that makes them...
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Autor: Paul Smart | Ultima atualização: 03/08/2017 | Comentários: 4
Have you ever set up a Campbell Scientific data logger as a Modbus slave and discovered that your data was not arriving at your SCADA system as you expected? You may have quickly realized two things: troubleshooting the communication problem is not an easy task,...
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Autor: Robert Hyatt | Ultima atualização: 11/10/2016 | Comentários: 5
Imagine that you have a data logger station three hours away that gathers your measurement data. To physically get to your station, not only do you have to drive for three hours, but then you have to hike for an hour up a snow-covered mountain.
A...
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Autor: Robin Deissinger | Ultima atualização: 05/25/2016 | Comentários: 0
You’ve got your weather station set up and running, your data is coming across just fine, and then a bird decides your station is a wonderful place to make a home. That’s great for the bird, but not so great for the performance of your...
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Autor: Jacob Davis | Ultima atualização: 01/27/2016 | Comentários: 5
Have you had difficulty using a USB to RS-232 adapter to connect your RS-232 device to a computer? If so, you are not alone. Our customers frequently encounter issues with these adapters. In this article, I’ll briefly discuss the origin of these issues and provide...
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Autor: Andrew Sandford | Ultima atualização: 12/23/2015 | Comentários: 0
Do you have a network of devices, connected using MD485 interfaces, so spread out that extremely long cables are required? Are you worried that the distances, and resultant cable lengths, may be causing communication problems? In this brief article, we’ll look at four tips that...
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Autor: Bruce Smith | Ultima atualização: 12/02/2015 | Comentários: 0
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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Autor: Jason Ritter | Ultima atualização: 11/24/2015 | Comentários: 5
Are you having communication problems or seeing readings you don't trust? Is it possible your solar-charged power supply is the cause? How can you find out for sure?
As we mentioned in the “6 Steps to Determine if Your Data Logger Needs Repairing” blog article, many data...
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Autor: Dana Worley | Ultima atualização: 11/18/2015 | Comentários: 0
When you have work to do, there’s nothing more frustrating than being unable to connect to your data logger in the field. We’ve all been there: You’re in LoggerNet’s Connect window pressing the Connect button, and you’re met with nothing but the endless flashing “connecting...
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Autor: Jason Ritter | Ultima atualização: 09/16/2015 | Comentários: 2
Is your data acquisition system recording incorrect measurements, but you’re unsure of the cause? Do you wonder if your data logger may need to be repaired? This article discusses some simple tests that you can perform to help determine if your data logger has a...
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Autor: Janet Albers | Ultima atualização: 08/26/2015 | Comentários: 0
If you need help programming a Campbell Scientific data logger, here are some things you can do to have a more productive conversation with a Customer Support and Implementation Engineer.
At a minimum you’ll want to know: What data logger you’re working with—such as a CR6, CR1000,...
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Autor: Jason Ritter | Ultima atualização: 07/08/2015 | Comentários: 0
Are your current troubleshooting methods not as helpful as you’d like them to be? This article discusses a number of troubleshooting best practices you can use, which may help you determine the source of the problem and resume your data collection more quickly. When I...
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Autor: Jacob Davis | Ultima atualização: 05/29/2015 | Comentários: 6
Your data logger may record great data, but if you can't retrieve it, the data isn’t going to do you much good. To ensure your successful data retrieval, it’s essential that you can troubleshoot possible problems that may arise with PC-to-data-logger communication over a serial...
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Autor: Bruce Smith | Ultima atualização: 05/29/2015 | Comentários: 0
Solar radiation is an important measurement for many researchers and those who are monitoring their evapotranspiration values for irrigation purposes. If you have been wondering how accurate your solar radiation measurement is, Apogee Instruments (an associated company of Campbell Scientific) has a Clear Sky Calculator mobile...
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