New multi-axis motion and machine controller

Paul Boughton
As the latest and most advanced addition to Trio's Motion Coordinator family, the new MC464 is a multi-axis motion and machine controller featuring a high-performance 64-bit processor in a modular design that provides OEMs and automation system integrators with a flexible choice of servo and stepper drive interfacing combined with a wide selection of Fieldbus protocols - plus programming flexibility that includes Trio's own Trio Basic or industry-standard IEC 61131 runtime.

Suitable for mounting on panels or DIN rail, the MC464 units feature a central controller module with I/O, status display, SD card memory expansion, axis synchronisation and programming ports that combine with a selection of half- and full-height expansion modules to enable motion systems to be created with up to 64 axes.

The MC464 features the advanced 64-bit, 400 MHz Mips processor with 200 MHz DDR memory providing faster and more precise program execution with double floating-point maths, a 64-bit integer position register, and an high-speed servo loop update rate. These factors combine for 125usec servo cycle times to provide precise, smooth motion with significantly enhanced dynamic performance - which results in benefits for the end user such as faster production throughput, increased quality and improved parts accuracy.

A wide choice of axis expansion modules includes two Flexible Axis Interfaces for four or eight axes with 16-bit DAC outputs and 6MHz encoder feedback. A Flexible Axis Interfaces can be combined to provide up to 24 independently configured discrete wired axes for linear or rotary servo motor drives, open-loop steppers, hydraulic and piezoelectric drives, with support for SSI and Endat absolute encoders.

In addition, dedicated third-party drive interfaces are available for Panasonic's Real Time Express (RTE), Sercos II and Control Techniques' SLM. Up to 64-axis network capability is available with RTE and Sercos, while SLM offers 42-axis control. An Ethercat module with 64-axis capability is also in the advanced design stage and will be launched shortly. All axis expansion modules are plug-and-play devices and may be mixed for maximum flexibility, allowing users to select the best drive technology for their application.

Each axis expansion module type features additional digital and analogue machine I/O with full axis mapping and a complement of high-speed registration inputs to realise tight synchronisation for high-performance motion applications including electronic gearbox, flying shear, and circular/helical interpolation.

For factory communications, Trio has selected the Anybus Compactcom interface and designed its own module device to provide machine builders and OEMs with maximum flexibility and cost optimisation for Fieldbus interfacing. A comprehensive selection of Fieldbus and communications modules is available, including Profibus, Devicenet, Canopen, Modbus-TCP and -RTU, CC-Link, USB, Bluetooth and others. The MC464 main controller also includes built-in communication interfaces including Ethernet/IP, Canopen, Devicenet slave, Modbus-TCP and -RTU and Trio I/O.

Multi-tasking capability for the MC464 includes two fast tasks such as high-speed encoder position registration in addition to 18 standard tasks. The combination of Trio Basic and SD card memory capability provides the means for total application scalability, allowing the simple transfer of programs and configuration parameters across machines, thereby helping to reduce development and machine production timescales.

For more information, visit www.triomotion.com

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