Fieldbus & Industrial Networking


Latest Articles

New generation of Profibus-PA measuring devices
September 2000, KROHNE
Most of the Profibus-PA measuring devices from Krohne are designed and certified according to Profile B, Version 2,0, the Coriolis mass flowmeter to Version 3.0. The 10 mA base current is optimal for ...

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Simplified network planning and improved data transmission
September 2000, Rockwell Automation
Rockwell Automation introduces the Allen-Bradley modular DeviceNet starter auxiliary (MDSA). This state-of-the-art communication system has been specially designed for satisfying the needs arising when ...

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DeviceNet becomes a standard in Europe with CENELEC vote
September 2000, Rockwell Automation
Following a vote in the European Committee for Electrotechnical Standardisation (CENELEC), DeviceNet has been officially adopted as a European standard. The new standard is known as EN 50325, 'Industrial ...

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ASI valve connector for switching currents up to 2 A
September 2000
In automation, practical solutions are required for fieldbus systems. The flexibility of AS-Interface makes it a popular fieldbus system. The Murrelektronik ASI-valve connector can drive up to four inductive ...

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More communication options for Modbus
September 2000, Opto Africa Holdings
Opto 22, a manufacturer and marketer of industrial I/O systems, announced Modbus/TCP support for its new, award-winning SNAP Ethernet I/O product line. The SNAP-B3000-ENET Ethernet I/O brain with Modbus/TCP ...

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Sending signals reliably
September 2000, Industrial Automation & Control (IAC)
With its OZD FIP and OZD Genius, Richard Hirschmann, Germany, has now produced two fibre-optic interfaces specially for reliable FIP or WorldFIP and Genius-Bus networks. They are intended for use anywhere ...

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LAN testing tool gets top rating
September 2000
Fluke's Network Inspector 4.0 has received rave reviews for its intuitive monitoring capabilities and ease-of-use since its release in 1998. After Version 4.0's release, the United Kingdom PC Magazine's ...

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Thin server extends ATM life - and provides versatile networking ability for many other uses
July 2000
Some years ago the banking industry revolutionised banking by introducing automatic teller machines(ATM's). Customers could now withdraw and deposit funds without being limited by the banks' hours of ...

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CAN/GSM modem for CANopen network
July 2000
In the case of mobile machines this service can only be provided via a radio link. Among the radio links the GSM network (global system for mobile communication) is at present one of the best in telecommunication. ...

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Endress + Hauser urges Fieldbus Foundation to insist members advise of all patents that may impact the use IEC 61158
May 2000, Endress+Hauser South Africa
Endress + Hauser is urging the Fieldbus Foundation (FF) to use all influence and power to prevail upon members to provide to IEC and CENELEC immediately their complete and final list of all patents and ...

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Interbus- increased communication efficiency
April 2000
The considerable difficulties involved in both operation and installation are however, often not mentioned. The approach of designing more efficient protocols, and thus achieving high net data rates ...

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Electronic data transfer: The history and a solution for the current serial to Ethernet interface dilemma
April 2000
The years around the Second World War led to many advances in technology. The invention of the transistor paved the way for the digital revolution that started in the sixties. IBM introduced a ‘compatible ...

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Interfacing digital electrical measurement devices into the modern plant.
April 2000
This article considers the issues around which interface types are available and their pros and cons.

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New fast Ethernet rail switch
April 2000, Industrial Automation & Control (IAC)
Industrial Automation & Control supply a newly developed fast Ethernet rail switch, RS2. It is designed for realtime capable medium-large and large fast Ethernet networks in unprotected production environment. ...

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High performance driver for scada/HMI
April 2000, Adroit Technologies
Adroit Technologies now offers a LonWorks driver for its Adroit scada/HMI package. Supporting both standard network variable type (SNVTs) and user-definable network variable type (UNVTs), the driver offers ...

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Safe AS-i operation thanks to earth leakage monitor
April 2000, Phoenix Contact
The new ASI-PSCM 100-240 AC AS interface power supplies from Phoenix Contact are characterised by an integrated earth leakage monitor for safe system operation. This enables dangerous states for human ...

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Low power VHF radios for water telemtry and industrial comtrol systems
April 2000
A range of low power VHF transceivers of relatively uncluttered radio frequencies between 125 and 180 MHz has been introduced by Wood & Douglas. With a maximum transmitter output of just 10 mW and a range ...

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Range of Ethernet communications products now available
April 2000
In a new and exclusive southern African agency agreement, Systems and Automation Management (SAM) will be distributing a range of German designed and manufactured communications products for the remote ...

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Copper and cobalt harvesting project bassed on fieldbusses
April 2000
Honeywell Southern Africa has been awarded the control system contract for Anglovaal Mining’s (AVMIN) cobalt and copper from slag project on the Copperbelt in Zambia. Cosac, as the project is known, ...

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Automation of French motorway - 40 workstations on fibre optic network
April 2000, Adroit Technologies
A busy French motorway system is using Adroit scada MMI software for effective traffic control and streamlined toll management. The A14 motorway is the first urban toll motorway in France. Linking the ...

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