Services Available | |
---|---|
Free Support | No |
PC-OPC服务器使用OPC标准接口,允许第三方兼容OPC的图形包查看LoggerNet服务器的数据。该软件提供了一个简单的浏览器界面,可以选择要显示的值,查看输入位置、最终存储数据和LoggerNet通信服务器统计信息,以及执行控制操作。
PC-OPC 服务器使用简单的浏览器接口:
可从我们网站的下载页面免费下载PC-OPC的试用版。试用版生成随机的数据,而不是下载数据。
Data Access Standard | Supports Data Access Standard 2.05a only. |
Requirement | Licensed copy of LoggerNet or LoggerNetAdmin must be running on the same PC or a remote PC that is accessible via TCP/IP. |
Purchased Separately | Yes |
Dimensions | 12.7 x 14.0 x 0.33 cm (5.0 x 5.5 x 0.13 in.) |
Weight | 45.4 g (0.1 lb) |
Please note: The following shows notable compatibility information. It is not a comprehensive list of all compatible products.
Product | Compatible | Note |
---|---|---|
21X (retired) | The 21X requires three PROMs; two PROM 21X Microloggers are not compatible. | |
CR10X (retired) | LoggerNet is compatible with the mixed array, PakBus, and TD operating systems. | |
CR23X (retired) | LoggerNet is compatible with the mixed array, PakBus, and TD operating systems. | |
CR510 (retired) | LoggerNet is compatible with the mixed array, PakBus, and TD operating systems. |
Requires a licensed copy of LoggerNet running on the same PC or a remote PC that is accessible via TCP/IP.
PC-OPC is compatible with most of our data loggers.
PC-OPC: 5
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The PC-OPC Server demo enables users to verify if an OPC client will work with Campbell Scientific’s OPC server. The trial version doesn't actually connect to a LoggerNet server or provide any true data. It only provides mock data.
The PC-OPC Server works with OPC Data Access Specification 2.05a.
If the OPC client software supports getting data from an SQL server, LoggerNet Database Software (LNDB) may be a more appropriate option than PC-OPC. LNDB stores a complete history of data tables retrieved from the data loggers in an SQL server. In contrast, PC-OPC only provides the last record from each data table in the LoggerNet cache when it is first started and any new records that are collected by LoggerNet while the PC-OPC Server is running. If the OPC client is storing PC-OPC data in its own database, gaps will be created (missing data) in the OPC client database if the PC-OPC Server, the OPC client, or both are not running when LoggerNet collects the data.
The blog article "How to Navigate the World of Software Upgrades, Patches, and Trials" explains the difference between patches (free of charge) and upgrades (for a fee). This example quickly shows the difference between an upgrade and a patch:
Upgrade | Patch |
Major version change, such as 1.3 to 2.0 |
Minor version change, such as 1.3 to 1.4 |
Typically requires purchase for a fee |
Free of charge |
Campbell Scientific data loggers cannot communicate directly with LabVIEW. However, after retrieving data collected by any of the Campbell Scientific data loggers and placing the data in the LoggerNet data cache, the data can be shared with LabVIEW using a LoggerNet client called PC-OPC. A trial version of PC-OPC is available in the Downloads section of the PC-OPC product page.
The PC-OPC Server software provides a standard interface that allows third-party OPC-compatible graphics packages, including LabVIEW, to display the data logger data.
In addition to using the PC-OPC Server and the data socket feature in LabVIEW, communication can also be established using LoggerNet-SDK with ActiveX controls.