electronic controls advanced applications www.atos.com

digital electronic controls The new line of Atos digital electronic controls is designed and fully tested on advanced electrohydraulics applications, featuring: • efficient control of modern machines through associated Atos proportionals • modular flexible design, also on “integral-to-valve” versions • wo different functions: drivers of proportional valves and/or axis motion t controllers for high performance machines & systems • full & easy software programming and settings …plus all the typical benefits of digital electronics: fast & powerful data processing, high immunity to electromagnetic...

easy software programming Atos new digital electronics are equipped with standard RS232 or USB port to be interfaced with the user-friendly PC software E-SW for the programming of all functional parameters E-SW programming software allows to set the electronics’ functional parameters. It is supplied in dvd format and can be easily installed on a desktop or a notebook computer 123 software setting of proportional 124 scale, bias & threshold current 127 bias & scale setting The software graphic interface is organized in pages and levels related to different specific functional groups and allows...

digital electrohydraulics with on board electronics introduce new funcionalities and distributed intelligence within the conventional control architectures, integrating several logics and functions thus making feasible and inexpensive its introduction in the hydraulic system E-RI-TES aluminium cover power supply in/out signals • better performances: hysteresis, response time, linearity and stability • easy & repeatitive numerical software setting of scale, bias, ramps PWM driver digital controller • dditional settings: compensation of valve’s non-linearities, a dynamic performances, fail safe...

electronic drivers Atos digital electronic drivers supply proportional valves with a proper PWM current to align the valve regulation to the reference signal driver DIN-rail panel with integral transducer pressure control European Directive Fwd/Jog+ Bwd/JogMode Machine control unit Machine control unit F F = position transducer speed Digital input ON Digital input OFF (3) also available in stainless steel execution above drivers are available both in integral or separate execution (1) ontrol loop: O open; c C closed; D double closed without integral transducer valve model Digital input commands...

axis motion controllers Atos axis motion controllers are the up-to-date efficient solution for cycle control in machines and systems. They can be easily PC programmed to best manage position, speed or force of any electrohydraulic axis by closed-loop digital proportionals. They improve motion performance, simplify the automation architecture and may be interfaced with fieldbus Integral axis controller TEZ is a compact simple solution for motion control of an electrohydraulic axis, like a servoactuator, see page 7 details on tables G330, G340, G345 Z-RI-TEZ Integral axis controller including integral...

digital servoactuators Atos digital servoactuators perform the axis motion cycle with position closed-loop plus optional speed/ pressure/force control. They are smart machines’ elements ready to use after piping to the hydraulic source and wiring to the electronic system speed speed gains (Gs) position gains (Gp) speed error window speed gains (Gs) position gains (Gp) V2 internal reference generation a servocylinder with position transducer, b servoproportional valve DLHZO with c integral digital controller Z-RI-TEZ, d position feedback signal, e connections to electric power, electronic signals...

pressure reference speed reference digital applications pressure reference speed reference pressure reference speed reference plastic injection position reference The Atos “plastic” axis card performs injection, holding and position reference M back pressure functions with high dynamics and precision. Just one digital servoproportional operates the whole injection cycle with fine regulation of pressure and flow position feedback pressure reference clamp motion position reference position feedback flow reference pressure reference P/Q integral electronic drivers increase mould speed and provide...

wood processing position reference The peeling knife of veneer lathes is hydraulically driven by ruggedized servoproportionals ensuring resistance to M high shock and vibration. The Atos digital axis card provide position feedback the speed/position control of knife actuators with relevant synchronization and parallelism position reference energy turbines Modern power systems - with steam, gas or water turbines are actuated by digital servovalves coupled to Atos axes card equipped with proper safety functions 146 vertical presses ex-proof case Hydraulic forming presses require combined force/speed...

Top drives motion control in oil platforms are actuated by high flow 2 or 3 way hydraulic proportional servocartridges. Digital P/Q function combines speed and force control on the same actuator flow reference pressure reference position reference coal dosing Coal dosing systems in power generation plants are actuated by hydraulic servoactuators with integral controller for repeatitive positioning, withstanding the typical harsh environment by IP69 protection, ECP surface corrosion protection and special painting marine stabilization & control control unit Ship control and comfort are enhanced...

wind mill generators position reference Pitch position control of wind mill generators is provided by “rugged” - CALT tested - servoproportionals specifically designed to withstand high vibration and extreme temperature ranges position feedback virtual simulators position reference Integral controllers manage repetitive and reliable position and position reference speed controls through fieldbus networking to the control unit. Atos servoproportionals perform quick accelerations and decelerations for a perfect illusion of reality M position feedback flow reference concrete pumps ex-proof case...