Motion Control & Drives


Latest Articles

Three-axis quadrature encoder and counter card
October 2002
The PCL-833 from Advantech is a three-axis quadrature encoder and counter add-on card for PC/AT compatible computers. Optically isolated up to 2500 V, it allows a PC to perform position monitoring for ...

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Solid-state contactors and thyristors for any loads
October 2002
One of the advantages of the Eurotherm 7100 range of solid-state switching devices is that it is available for simple resistive loads, short wave infrared (SWIR) loads, or virtually any load including ...

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Drives improve bottle handling at SAB
August 2002
The VLT 2800 series comprises compact, multipurpose drives that offer high stability and flexibility in low power industrial applications

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Automotive industry fuels growth of AC servo drives sales
August 2002
Exceptional growth in the local automotive market for Tectra Automation is believed to be the result of a world-class product offering, the Indramat range of AC servo drives. The latest addition to the ...

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Starter for smoothing stops and starts
August 2002
Danfoss has strengthened its Decentral Drive range with the addition of a universal motor switch that is compatible with all standard AC motors. Available in the power range 0,18 to 3 kW, the DMS 300 ...

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Compact inverters for synchronous servomotors
August 2002, SEW-EURODRIVE
Comprehensive concepts accommodating the widest variety of drive control requirements make the job of finding a 'custom-built', economical drive solution easier - a plus factor for project planning machines ...

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Drive solves major problems associated with standard variable speed drives
August 2002, Varispeed (A Division of Hudaco Trading)
The new Varispeed G7, is the first general-purpose VSD setting a new global standard to feature 3-level control method which approaches sine wave output voltage.       Features of the 3-level control method...

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Drive systems for the construction industry
August 2002, SEW-EURODRIVE
SEW Eurodrive is familiar with the demands of the construction and building materials industry. Machinery, systems and technology must be robust, withstand high torque loads and meet the demands of advancing ...

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Torque motor with torque of up to 7500 Nm
July 2002, Siemens South Africa
In the field of machine tool drives, Siemens Automation and Drives (A&D) is offering the 1FW6 torque motor series with an increased torque range of up to 7500 Nm. Torque motors are rotary motors, designed ...

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Compact and innovative soft starters offer real three-phase control
June 2002, Rockwell Automation
The new Allen-Bradley SMC-3 and SMC-Delta starters provide reliable and accurate motor protection together with advanced diagnostics

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Keeping up with AC drive technology
April 2002, Rockwell Automation
The most recent advances in AC drive technology focus on size and performance improvements of the power switching devices known as isolated gated bipolar transistors, or IGBTs

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Drives covering a range of power requirements
April 2002
Ana-Digi Systems is offering a range of AC drives from LG Industrial Systems - a manufacturer specialising in AC drives and PLCs. The iS5 and the iH are two variable frequency drives from the Starvert ...

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Compact motor drive controller
April 2002
The Red Lion motor drive controller (MDC) regulates motor speed by varying an isolated DC control signal to the motor drive system. This controller has two modes of operation, master and follower. Master ...

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Versatile AC drive with PC-based software tools
April 2002
Including features that are standard in both small and medium inverters, the iG5 from LG Industrial Systems is a versatile and flexible AC drive. Suitable for a broad range of applications ranging from ...

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Compact motor drive for up to 3,7 kW (5 hp)
April 2002, Rockwell Automation
Available in power ratings from 0,2 to 3,7 kW (0,25-5 hp) and in voltage classes of 115, 230 and 480 V, the Allen-Bradley PowerFlex 4 AC drive is designed to meet global OEM and end-user demands for flexibility, ...

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Angular synchronising of open loop drives
March 2002
Production lines often require synchronisation of sequential motors, either for 100% angular synchronisation or to generate precision 'stretch' values. Normally these functions would have to be provided ...

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General-purpose LV motor protection relays
November 2001
NewElec's locally designed and manufactured KA range of relays offer economical solutions for general-purpose LV motor protection. The KA relays are compact in size providing protection against overload, ...

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Affordable motor protection
November 2001
The locally designed and manufactured N Series motor protection relays, from NewElec, range from the NC relay offering basic protection to the more sophisticated NJ model. All types provide simple operation ...

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New range of versatile and user-friendly inverters is launched
October 2001
The Micromaster 440 is the top model among the frequency inverters in the series

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The drive for better crane control
August 2001, Nidec Control Techniques
For both OEM cranes and for the very buoyant retrofit market, the trend is now towards distributed control - that means with the processing being as close as possible to the motors ie in the drives themselves

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