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OPC UA Tunnelling
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OPC UA(Unified Architecture)´Â MicrosoftÀÇ COM ±â¼úÀ» »ç¿ëÇÏÁö ¾ÊÀ¸¹Ç·Î DCOM ¼³Á¤À» ÇÊ¿ä·Î ÇÏÁö ¾Ê½À´Ï´Ù. ±×·¯³ª ÇöÀç ´ëºÎºÐÀÇ OPC Client´Â DA ±â´É¸¸ Áö¿øÇÏ°í UA´Â Áö¿øÇÏÁö ¾ÊÀ¸¹Ç·Î, UA Server¿¡ ¹Ù·Î ¿¬°áÇÏÁö ¸øÇÕ´Ï´Ù. OPC UA Tunneel±â¼úÀº OPC Server side¿¡ OPC UA Server (Kepware´Â ±âº» Áö¿ø)¸¦ »ç¿ëÇÏ°í, Client side¿¡ OPC UA Client¿Í DA Client¸¦ µ¿½Ã¿¡ »ç¿ëÇÏ¿© (Á¦Ç°Àº Çϳª) OPC UA Server¿Í´Â UA·Î Åë½ÅÇÏ°í, OPC DA Client¿Í´Â DA·Î Åë½ÅÇϵµ·Ï ¼³Á¤ÇϹǷνá, DCOM ¼³Á¤ÀÇ ºÒÆíÇÔÀ» Á¦°ÅÇÏ°í OPC UA ±â¼úÀÇ ÀåÁ¡À» äÅÃÇϸ鼵µ DA ±â¼úÀ» ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ°Ô ÇØ ÁÝ´Ï´Ù.
OPC Server side:
- Kepware OPC Server »ç¿ë (UA & DA Server µ¿½Ã Áö¿ø)
- Kepware OPC DA Client driver »ç¿ë (3rd Party DA-only Server »ç¿ë½Ã)
OPC Client side:
- Kepware OPC Connectivity Suite (¾Æ·¡ Á¦Ç° ¸ðµÎ Æ÷ÇÔ) »ç¿ë
- Kepware UA Client driver (to connect to OPC UA Servers)
- Kepware DA Client driver (to connect to OPC DA Clients such as HMIs)
Benefits
- Eliminate DCOM Configurations
- Firewall Friendly
- Easy Network Management
- Enhanced Security
Protocol
- OPC UA v1.01
(optimized binary TCP) Features
- OPC Tunneling for OPC DA 1.0, 2.05a and 3.0
- Works within the Corporate Network, through Wide Area Networks, over VPNs
and through Firewalls
- Provides remote access for OPC, Native Interfaces, and DDE
- Data Encryption via RSA Standards
- Endpoint Authentication through x509 Certificates
- Automatic Discovery of OPC UA Servers
- Automatic Tag Database Generation
- Ability to set OPC UA Server Priorities
- Poll or Report by Exception (On data change
- Endpoint Management of a Per Connection Basis
- Ability to integrate Third Party Server data with over ALL KEPServerEX
Drivers
- Keep Alive and Watchdog features to ensure reliable connectivity
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