Catalogue 2022
20
Highlights 2022
21
Ethernet-APL: easy, quick, digital Data boost with Profinet for process instrumentation
Services System components Automation Optical analysis Temperature Liquid analysis Flow Pressure Moisture Digitalization Plant safety Level
Benefits • Suitable for the process industry: power supply and communication combined in a single two-wire cable, cable length up to 1,000 m, installation in hazardous areas (Ex zone 2 or Ex zone 1) including intrinsic safety • High-speed data transfer: top performance with 10 Mbps full-duplex, for data access in real time, quick configuration and data backup • Standardized network: seamless data access with less hardware and without protocol conversion • Increased plant availability: use of data from smart devices (e.g. self-diagnostics) to avoid plant downtime • Greater production performance: more process variables with increased measurement accuracy • State-of-the-art technology: easy to connect with screw and spring terminals or M12 push-fit connection, easy installation and commissioning, easy device integration, robust communication • Basis for NAMUR Open Architecture (NOA): data access from smart field devices in parallel with process control for monitoring and optimization (2nd channel) • Smart APL field devices: integrated web server for easy device access. Integration via FDI packages in compatible asset management systems Note on the availability of field devices with Profinet APL interface: Endress+Hauser’s first Profinet-enabled APL devices are expected to be available in the course of 2022.
During planning and operation, process plant operators strive for efficient engineering and reliable production quality, rapid start-up and fast commissioning. Working with plant equipment, especially field instru mentation, built around older technologies like HART or Profibus is often a complex issue. There is increasing demand for higher data performance but also for driving down costs for devices and system integration. With digitalization, the commonly used fieldbus technol ogy Profibus has been pushed to its limit for some years now – low bandwidth, lack of speed and complicated pro tocol conversions. This is similarly the case with the even more dated analog 4–20 mA measurement technology with HART protocol. HART, however, is dogged by even greater performance losses as soon as the equipment is expected to produce high data rates for automation tasks. The newly introduced APL (advanced physical layer) for industrial Ethernet protocols, such as Profinet or even EtherNet/IP, has seen a kind of paradigm shift. This new technology makes it possible to use the aforementioned protocols directly even in the harsh environment of process automation. Ethernet-APL is an advanced physical layer for Ethernet. The technology fulfills all the requirements of process plants and effectively brings Ethernet and its benefits into the field of process automation. Ethernet-APL enables complete digitalization in the process industry and in all life-cycle phases.
More information available at: www.endress.com/apl www.ethernet-apl.org
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