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Fieldbus

iconIntrodution

Fieldbus´Â ½Ç½Ã°£ ºÐ»ê Á¦¾î¿¡ »ç¿ëµÇ´Â »ê¾÷¿ë ÄÄÇ»ÅÍ ³×Æ®¿öÅ© ÇÁ·ÎÅäÄݵéÀÇ Family ·Î¼­ IEC 61158·Î ±¹Á¦Ç¥ÁØ¿¡ Á¦Á¤µÇ¾ú½À´Ï´Ù. Åë»óÀûÀ¸·Î º¹ÀâÇÑ ÀÚµ¿È­ »ê¾÷ ½Ã½ºÅÛ(Á¦Á¶ Á¶¸³ ¶óÀÎ µî)Àº ºÐ»ê Á¦¾î ½Ã½ºÅÛ (½Ã½ºÅÛ ÄÁÆ®·Ñ·¯ÀÇ Á¶Á÷ °èÃþ ±¸Á¶)À» ÇÊ¿ä·Î ÇÕ´Ï´Ù. ÀÌ·¯ÇÑ °èÃþ¿¡¼­´Â Top Level¿¡ ¿î¿µÀÚ°¡ ½Ã½ºÅÛÀ» ¿î¿µÇÏ°í ¸ð´ÏÅÍ ÇÒ ¼ö ÀÖ´ÂHuman Machine Interface (HMI) °¡ À§Ä¡ÇÕ´Ï´Ù. ÀÌ HMI´Â ÀϹÝÀûÀ¸·Î Middle levelÀÇ PLC¿Í Non-time-critical Åë½Å ½Ã½ºÅÛ (¿¹: Ethernet)À¸·Î Link µÇ¾î ÀÖ½À´Ï´Ù. Bottom LevelºÎºÐ¿¡´Â ½ÇÁ¦ ÀÛ¾÷À» ÇÏ´Â Á¦¾î Component (Sensors, Actuators, Electric motors, Console lights, Switches, Valves and Contactors) µé°ú PLC¸¦ Fieldbus°¡ Link Çϰí ÀÖ½À´Ï´Ù. ÀÌ¿Í °°Àº Fieldbus´Â Á¾ÀüÀÇ 4-20mA Åë½ÅÀÇ 1:1 ±¸Á¶¿Í ´Þ¸® ÇöÀçÀÇ LAN ¿¬°á°ú µ¿µîÇÑ ±â´ÉÀ» °¡Áö°í À־ 1:N ±¸Á¶°¡ °¡´ÉÇÕ´Ï´Ù.

filedbus

iconStandardization

Fieldbus±â¼úÀº ISA S50.02ÀÇ ¿Ï¼ºÀ» ±âÁ¡À¸·Î 1988³â Á¤µµ¿¡ µîÀåÇßÁö¸¸, International Standard·Î Á¦Á¤ µÇ±â±îÁö ¿À·£ ±â°£ÀÌ °É·È½À´Ï´Ù. 1999³â, IEC Fieldbus Standard ÃÊ¾È »óÀÇ Â÷À̸¦ ÇØ°áÇϱâ À§ÇØ IEC SC65C/WG6 Standards Committee °¡ °³ÃÖ µÆ´Âµ¥, ÀÌ È¸ÀÇ °á°ú·Î ´ÙÀ½°ú °°Àº 8°³ÀÇ ¼­·Î ´Ù¸¥ Protocol·Î ±¸¼ºµÈ IEC 61158 Standard ÀÇ Ãʱâ ÇüŰ¡ ¿Ï¼ºµÇ¾ú½À´Ï´Ù.

  • Type 1 Foundation Fieldbus H1
  • Type 2 ControlNet
  • Type 3 PROFIBUS
  • Type 4 P-Net
  • Type 5 FOUNDATION fieldbus HSE (High Speed Ethernet)
  • Type 6 SwiiftNet
  • Type 7 WorldFIP
  • Type 8 Interbus

ÀÌ ÈÄ »õ·Î¿î IEC committee SC65C/MT-9°¡ °á¼º µÇ¾î Safety Fieldbus ³ª Real-time Ethernet°°Àº »õ·Î¿î Protocolµµ International Fieldbus Standard ¿¡ Ãß°¡ Çϱâ·Î °áÁ¤ µÇ¾ú½À´Ï´Ù..

iconIEC 61158 specification

Fieldbus ±â¼ú »ó¿¡´Â Ä¡¿­ÇÑ °æÀïÀÌ »óÁ¸Çϰí ÀÖÀ¸¸ç, ÀÌ·Î ÀÎÇØ "ÅëÇÕµÈ À¯ÀÏÇÑ Fieldbus" ¸¦ Á¦Á¤ÇÏ´Â °ÍÀº ¾ÆÁ÷ ½ÇÇöµÇÁö ¸øÇϰí ÀÖ´Â ½ÇÁ¤ÀÔ´Ï´Ù. À̰ÍÀº »ç½Ç ¼­·Î ´Ù¸¥ ÀÀ¿ëºÐ¾ß¿¡¼­´Â ¼­·Î ´Ù¸¥ Fieldbus°¡ »ç¿ëµÈ´Ù´Â Á¡À» »ý°¢ÇÒ ¶§ ¿¹ÃøÇÒ ¼ö ÀÖ´Â °á°ú¿´½À´Ï´Ù. (¿¹¸¦ µé¾î, ÀÚµ¿Â÷¿ë Fieldbus´Â ±â´ÉÀûÀ¸·Î Process plant control°ú´Â ´Ù¸¨´Ï´Ù.) IEC 61158Àº ´ÙÀ½°ú °°Àº ±¸Á¶·Î ±¸¼ºµÇ¾î ÀÖ½À´Ï´Ù.

  • Part 1 Overview and guidance for the IEC 61158 series
  • Part 2 Physical Layer specification and service definition
  • Part 3 Data Link Service Service definition
  • Part 4 Data Link Protocol specification
  • Part 5 Application Layer Service definition
  • Part 6 Application Layer Protocol specification
filedbus

iconFieldbus Advantage

Fieldbus¿¡¼­´Â ÇÊ¿äÇÑ ÄÉÀ̺íÀÇ ¾çÀÌ 4-20mA½Ã½ºÅÛ ¼³Ä¡¿¡ ºñÇØ ÈξÀ Àû½À´Ï´Ù. ±× ¿øÀÎÀº ¾Õ¼­ ±â¼úÇÑ ¹Ù¿Í °°ÀÌ 4-20mA ÀåÄ¡ÀÇ °æ¿ì¿¡¼­´Â °¢ Device ¸¶´Ù °¢°¢ÀÇ Cable Set°¡ ÇÊ¿äÇÏÁö¸¸, Fieldbus¿¡¼­´Â ¸¹Àº ±¹µéÀÌ ¸ÖƼ-µå·Ó ¹æ½ÄÀ¸·Î ÇϳªÀÇ ÄÉÀ̺íÀ» °øÀ¯Çϱ⠶§¹®ÀÔ´Ï´Ù.
¶ÇÇÑ, 4-20mA ¿¡¼­´Â ´ÜÁö ÇϳªÀÇ ÆÄ¶ó¹ÌÅͰ¡ Àü¼Û µÉ ¼ö ÀÖ´Â ¹Ý¸é, Fieldbus¿¡¼­´Â ÇϳªÀÇ Device¿¡ ¿©·¯ °³ÀÇ ÆÄ¶ó¹ÌÅͰ¡ Àü¼Û °¡´É ÇÕ´Ï´Ù. µû¶ó¼­, Fieldbus´Â ¿¹Ãø ¹× ¿¹¹æÀû À¯Áö °ü¸® Àü·«À» ¼¼¿ì±â À§ÇÑ ÁÁÀº ±â¹ÝÀ» Á¦°øÇÕ´Ï´Ù. Fieldbus ÀåÄ¡¿¡¼­ÀÇ Áø´Ü ±â´ÉÀº Device°¡ ½É°¢ÇÑ ¹®Á¦¿¡ óÇϱâ Àü¿¡ ±× ¹®Á¦¸¦ ÇØ°áÇϴµ¥ ÈǸ¢ÇÏ°Ô »ç¿ëµÉ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ¿Í °°ÀÌ, Fieldbus´Â Á¾·¡ÀÇ Hard-Wired ±¸Á¶¿¡ ºñÇØ, Total Coat OwnershipÀ» ±Øµµ·Î °¨¼Ò ½ÃÅ´À¸·Î½á, °øÀå ÀÚµ¿È­ÀÇ Çʼö ¿ä¼Ò·Î ºÎ»óÇϰí ÀÖ½À´Ï´Ù.

filedbus
filedbus