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Reference Tables
Detailed and extensive content for special project adaptation.
Driver Characteristics
The driver characteristics overview tables.
Characteristics - Single Driver
IEC
IEC 61850

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The process connection to the actual machines/sensors.
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Reference Tables
Detailed and extensive content for special project adaptation.
- WinCC OA Configuration Files
  Several configuration files are used in a WinCC OA project. This chapter gives you a brief overview of the different configuration files.
- Manager options, basics
  An introduction to using the manager options available in WinCC OA.
- Internal data point types
  The overview of the internal data point types available in WinCC OA.
- Data point configs
- Data Types
  An overview of the data types available in WinCC OA.
- Driver Characteristics
  The driver characteristics overview tables.
  - Comparison - All Drivers
  - Characteristics - Single Driver
- Drivers
- Driver Specific Functions
- Error Messages
  The overview of error messages available in WinCC OA.
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IEC 61850

General


Driver	Protocol	Protocol standard / version	Official protocol certification	Included in Base License Package?	Additional Licensing Requirements	License Key (Code Meter)	Operating System
IEC 61850 Driver	MMS over TCP/IP conform to IEC 61850-8-1:2011	IEC 61850-7-x, IEC 61850-8-x, IEC 61850-9-x; all Edition 2	✔	❌	IO based	IEC61850	Windows \| Linux

Network


Driver	Encrypted communication to periphery device	Client Or Server / TCP or UDP	Default Port	Firewall Direction
IEC 61850 Driver	❌	TCP Client	102	outbound

Configuration Details


Driver	Recommended/technical limit of connections per driver	Multiple driver instances	Redundant network	Redundant devices	Special hardware requirements
IEC 61850 Driver	60 with 20 RCBs each (technical limit 200 connections in total)	✔	✔	✔	❌

Communication


Driver	Polling	Poll on use	Single query	Unsolicited communication	Driver redundancy: Only active driver polls	Buffering¹
IEC 61850 Driver	✔	✔	✔	✔	configurable	✔ (Only for BRCBs)

Engineering


Driver	Direct browsing of configuration/address data from connected devices	Import functionality of configuration/address data from external tools	Deletion of internal connection DP is supported
IEC 61850 Driver	✔ (Including live data preview for all tag address contained in data sets.)	✔ (Import and configuration of server (IED) connection parameters and preassigned RCBs.)	✔

Special Telegrams


Driver	Native alarm transfer from connected devices / PLCs	Connection establishment without active address
IEC 61850 Driver	❌	✔

Timestamps and Synchronization


Driver	Timestamp transfer from periphery device	Time synchronization (WinCC OA to PLC)
IEC 61850 Driver	✔	❌ (Driver is automatically synchronized using SNTP according to IEC 61850 standard. )