Displaying 1 - 20 of 23 articles tagged with: CRBasic
Author Jacob Davis | Letzte Aktualisierung: 09/10/2024 | Kommentare: 2
The Campbell Scientific Learning Center is launching as a third training option, bringing self-paced learning to our customers. I am excited for this opportunity to expand our training availability beyond our current offerings: live, in-person training and live, online training.
I hope you can take advantage...
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Author Jacob Davis | Letzte Aktualisierung: 02/22/2017 | Kommentare: 6
Have you come across situations where you want your data logger to initiate data retrieval, rather than your PC? For example, do you have an environmental condition that you want to transmit alarm data for?
Although IP-based communication is prevalent, sometimes you may need data-logger-initiated communication...
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Author Dana Worley | Letzte Aktualisierung: 01/25/2017 | Kommentare: 19
Have you had problems finding an SMTP server to use to send emails from your datalogger? Are compatibility issues causing you to look for a work-around? Keep reading for a solution that may be just what you need.
Some Background
In 2006, we added the ability in...
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Author Paul Smart | Letzte Aktualisierung: 09/02/2016 | Kommentare: 1
Turning your Campbell Scientific data logger into a DNP3 outstation is a great way to allow systems that use the DNP3 protocol to have access to your live measurement data, as well as historical data. When you use your data logger as a DNP3 outstation, the...
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Author Carolyn Ivans | Letzte Aktualisierung: 06/22/2016 | Kommentare: 7
You may have identified the need to add external data storage to your datalogger with flash-memory cards. But do you know which CRBasic instruction to use to do it? In this article, I’ll help you choose the most suitable instruction for your application. In a future...
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Author Gary Roberts | Letzte Aktualisierung: 03/02/2016 | Kommentare: 1
Would it be helpful to include data from a reputable source with your own data? If you have permission to use another source’s data for free or by agreement, how can you easily extract the specific data you want to use without doing a lot...
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Author Janet Albers | Letzte Aktualisierung: 02/10/2016 | Kommentare: 0
Periodically we release new operating systems (OSs) that include new functions and instructions, as well as enhancements or bug fixes for existing functions and instructions. If you are asked to update your OS or need a newly added feature for your application, this article provides...
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Author Paul Smart | Letzte Aktualisierung: 01/20/2016 | Kommentare: 0
Have you heard of DNP3 but been unsure of what it is or what it’s used for? In this brief article, I’ll introduce you to this communications protocol, its role in SCADA applications, and how you can use it with your Campbell Scientific equipment and...
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Author Janet Albers | Letzte Aktualisierung: 01/13/2016 | Kommentare: 16
After you store measurements and other data in your datalogger’s tables, how do you access that data to perform operations in your CRBasic program? Where can you get an all-access pass to your data? This article will explain how you can use a special CRBasic...
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Author Jacob Davis | Letzte Aktualisierung: 01/06/2016 | Kommentare: 2
Do you feel lost when sifting through wind direction data that is listed in degrees? For example, can you picture in your mind what direction 195 degrees is? Would it be easier if your datalogger could put your data in compass directions instead? In this...
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Author Janet Albers | Letzte Aktualisierung: 12/30/2015 | Kommentare: 2
We all know that Campbell Scientific dataloggers are really good at taking measurements and storing data. But did you know that they can also make decisions and control other devices? Often, device control is done based on a time interval. This article briefly illustrates how...
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Author Gary Roberts | Letzte Aktualisierung: 12/09/2015 | Kommentare: 1
Have you ever wanted the ability to control your Raven cellular modem with your data logger? Would it be nice to be able to get data on the health of your cellular modem and its data network? Maybe you even want to reset your Raven...
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Author Janet Albers | Letzte Aktualisierung: 11/11/2015 | Kommentare: 0
When you view your measurement data in tabular format, such as in View Pro or similar software, are your column headings, or field names, helpful to you? At a glance, do your field names quickly identify the data in the columns? If not, you may...
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Author Janet Albers | Letzte Aktualisierung: 10/07/2015 | Kommentare: 2
CRBasic has a full menu of instructions to help you write or edit your data logger program. This article offers a main course of scheduling your data logger actions using the RealTime() instruction with a side dish of making your program easier to read with...
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Author Barbra Utley | Letzte Aktualisierung: 08/12/2015 | Kommentare: 3
You’ve collected your measurement data, but how do you easily make sense out of it? How can you simplify the post-processing of your data and start analyzing it sooner? In this article, I’ll explain how adding some code to your CRBasic program can save you...
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Author Janet Albers | Letzte Aktualisierung: 08/05/2015 | Kommentare: 0
Why should you use a Constant declaration in your CRBasic program? What is a Constant anyway? In a previous article ("Going Public with Your Variables in CRBasic"), we talked about the Public and Dim variable declarations. Variables are just that—variable; they change. Constants, on the other hand, don’t change;...
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Author Janet Albers | Letzte Aktualisierung: 07/21/2015 | Kommentare: 0
Copying or transposing has become easier with OS 28 (CR6 OS 1). This new operating system enables you to copy portions of an array to a new location, such as when transposing rows and columns.
In this example we start with A(3,2) (3 rows, 2 columns) initialized as...
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Author Janet Albers | Letzte Aktualisierung: 07/01/2015 | Kommentare: 0
You can perform more complex scaling in an array without needing a For/Next loop. To take advantage of this feature, use OS 28 (CR6 OS 01) or later.
In this example program, a unique set of multipliers and offsets is applied to the column of an...
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Author Jacob Davis | Letzte Aktualisierung: 06/17/2015 | Kommentare: 3
Through programming, relatively slow SDI-12 measurements can coexist, without problems, alongside fast measurements. To illustrate the need for accommodations in your data logger program, I will share the story of the worst sunburn I ever got. Southern Peru is near the Pacific Ocean, yet is...
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Author Janet Albers | Letzte Aktualisierung: 06/10/2015 | Kommentare: 0
Initializing variables within an array is more flexible than ever with OS 28 (CR6 OS 1). You can think of a single dimensioned array as numbers in a column. Two dimensions, in comparison, puts numbers in rows and columns. The third dimension is a page.
For example:...
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