SIEMENS

Get TagPrefix WINCC PRO V13-V19

Get TagPrefix WINCC PRO V13-V19

GetServerTagPrefix Description TagPrefix In order for a WinCC client in a distributed system to access tags of the associated server, the tag names must be expanded to include the server prefix. A pointer of type "char" to server prefix, tag prefix, and window prefix is returned in each case. The user is not permitted to change the memory (including no strcat) or release it. Can only be used in C scripting. Syntax void GetServerTagPrefix (char** ppszServerPrefix, char** ppszTagPrefix, char** ppszWindowPrefix); Return value ppszServerPrefix Pointer to a pointer that references the server prefix ppszTagPrefix Pointer to a pointer that references the...

Summary of errors in SIEMENS WINCC V7

Summary of errors in SIEMENS WINCC V7

I. Server not available, Cannot connect to server 1: Check whether SQL status is running or not in SQLServermanager 2:Check the user in Group HMI Let's go to Computer Management - Local Users and Groups - Groups: Groups SIMATIC HMI, SIMATIC HMI CS, SIMATIC HMI VIEWER must have users on your computer! My example has an additional user declared in SIMATIC HMI 3: Restart your computer and get results! In case it still doesn't work, you should check whether your project directory has a database or not! For example, the image below has a database. II.Access to the project is...

PROFIBUS OLM và Cấu Hình PROFIBUS OLM Siemens

PROFIBUS OLM and PROFIBUS OLM Configuration Siemens

What is PROFIBUS OLM? PROFIBUS OLM is designed for use in optical PROFIBUS fieldbus networks. They allow conversion between electrical PROFIBUS (RS-485) to optical interface and vice versa. The modules can be integrated in existing PROFIBUS fieldbus networks with known parameters Advantages of optical transmission technology Complete PROFIBUS fieldbus networks can also be set up with modules in linear (bus), star or ring topology as well as any module connection combination of these topologies. To increase the reliability of the fieldbus network in case of failure, redundant rings are supported. Optical range The power channel is designed as a 9-pin...

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