标准摘要
Please note that this part is also available as part of a special CD-ROM containing IEC 61158-2 (with 2 amendments), IEC 61158-3, IEC 61158-4, IEC 61158-5 and IEC 61158-6 for a price of CHF 459,00
英文名称Digital data communications for measurement and control - Fieldbus for use in industrial control systems - Part 4: Data Link protocol specification