显示 41 - 54 of 54 文章
作者: Jacob Davis | 最后更新: 05/18/2016 | 评论: 2
When was the last time you checked the air pressure on your automobile’s spare tire? What if you were driving along, got a flat tire, and discovered that your spare tire was flat as well? We don’t often think about our spare tire until we... 阅读更多作者: Jacob Davis | 最后更新: 04/21/2016 | 评论: 0
Have you ever had a sensor work on a P (pulse) data logger terminal, but not on a C (control) terminal? Is the list of choices for the PConfig parameter in the PulseCount() instruction daunting? Campbell Scientific data loggers offer several options for measuring pulse... 阅读更多作者: Robin Deissinger | 最后更新: 03/16/2016 | 评论: 3
In this short interview, Kevin Rhodes, the product manager for the new CR300, tells us how this new data logger will be helpful to Campbell Scientific customers and why he thinks the CR300 is a great value. Kevin is the Director of Product Management at... 阅读更多作者: Gary Roberts | 最后更新: 12/09/2015 | 评论: 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... 阅读更多作者: Janet Albers | 最后更新: 09/09/2015 | 评论: 0
Our retired data loggers are still in use, and some of them use the Edlog programming language. Do you have an Edlog data logger with a .dld compiled program file that you don’t know how to read? Does your .dld file have codes that you... 阅读更多作者: Janet Albers | 最后更新: 07/21/2015 | 评论: 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... 阅读更多作者: Jacob Davis | 最后更新: 07/15/2015 | 评论: 0
Your data is valuable, and sometimes that value is reduced if unauthorized users have access to it. For this reason, Campbell Scientific data loggers have numerous methods of restricting access to your data. This article is an overview of four available methods for securing your... 阅读更多作者: Jason Ritter | 最后更新: 07/08/2015 | 评论: 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... 阅读更多作者: Janet Albers | 最后更新: 07/01/2015 | 评论: 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... 阅读更多作者: Janet Albers | 最后更新: 06/10/2015 | 评论: 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:... 阅读更多作者: Jacob Davis | 最后更新: 05/29/2015 | 评论: 9
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... 阅读更多作者: Janet Albers | 最后更新: 05/29/2015 | 评论: 0
A keyboard display, such as the external CR1000KD or on-board display of the CR850 and CR3000, is a powerful tool you can use in the field. A keyboard display enables you to interrogate and program a data logger independent of other telecommunication links. Most keys on... 阅读更多作者: Janet Albers | 最后更新: 05/29/2015 | 评论: 0
When programming your Campbell Scientific data logger, have you ever wondered whether you should be using a Dim variable declaration or a Public one? What is the difference between them, and when is it best to use each one? Dim and Public variables are temporary holding... 阅读更多作者: Janet Albers | 最后更新: 05/29/2015 | 评论: 0
The newest operating system released by Campbell Scientific for its data loggers is OS 28 for the CR800, CR1000, and CR3000. (The comparable operating system version for the CR6 datalogger is OS 01.) This powerful data logger OS has been enhanced so that you can... 阅读更多