Mechanics & Electronics: tough in operation – precise in application ...

HÜBNER HeavyDuty ® TechnologyMechanics & Electronics:tough in operation –precise in application.

... adapted to the applicationRugged constructionProtection against shaft currentsVibration testDust protection testSolid housing made from aluminiumor stainless steel (option).Specially protected unit foroperation in hostile environments:marine air, tropics, dust.Protection up to IP 66.Versions with a flange and shaft,or with a thru-hole hollow-shaftup to 110 mm bore diameter.Incremental encoder disk made ofmetal, wherever possible.High vibration and shockresistance according to IEC 62-2-6and IEC 62-2-27.Temperature range to match the classof application.Cable connection:• terminal box,• internal terminal clamps,• metal connector or• permanently attached cable.Inductive shaftcurrents are preventedin some hollow-shaftencoders by building ininsulated ball bearings.Capacitive shaftcurrents can bediverted to groundby an additional slipringearthing contact(option).HÜBNER spring diskcouplings withinsulated hub protectsolid shaft devices fromshaft currents.Bearings at both endsHigh radial and axial load-bearing capability of the shaft is ensured bymounting the incremental disk and the electronics between the bearings,as far as mechanically feasible.This provides additional advantages:• additional functions can be incorporated, such as combinations,• a second (free) shaft end can be used as an option for attaching further units.The ball bearings are generously dimensioned, and have been adaptedin many cases from the proven LongLife ® DC-tachogenerators.

... that copes with difficult transmission conditionsElectromagneticCompatibility (EMC)EMC test installationExplosionprotectionLogic levelTested for burst immunity with voltage pulses up to4 kV, following IEC 801-4.HTL (high threshold logic) circuitry for signaltransmission over long cables• with short-circuit proof power transistors for peakcurrents up to 300 mA,• with line driver ICs for Digital-Tachos in compactdesign.TTL (transistor-transistor logic) technology forsignal transmission in accordance with RS-422• Operating voltage + 5 V ± 5 %,• Operating voltage +9 ... 26 Vwith internal voltage regulatorfor 5 V.HÜBNER deviceswith explosion protectionwith the label”EEx de IIC T6“ areapproved for operationwith standard industrial cablesin areas with an explosion hazard.Devices fitted with a EURO-flange ® B10or a thru-hole hollow-shaftup to 70 mm diametercan also be deliveredwith LowHarmonics ®sinewave signals.SensingOpto-ASIC forincrementaldisks up to2,500 lines.Specialelectronics forincrementaldisks up to10,000 lines.Redundantscanning withtwo completelyisolated sensingsystems (option).

.. . for special drive tasksLowHarmonics ® TechnologyCombinationsSinewave encoders in HeavyDuty ® technology:very pure sinewave signals,additional absolute signals (option).speciality: large hollow-shaftDevices with bearings at both ends formthe basis of combinations that are distinguishedby using a common shaft.Digital-Tacho+Digital-Tacho (twin encoder)Two separate sensing systems, with (if required)different line counts.Digital-Tacho+Analog-TachoThe advantages of digital and analog techniquesare combined: digital position signals andanalog real-time speed signals.Digital-Tacho+Overspeed switchMechanical overspeed switches monitora single speed, electronic overspeedswitches monitor one to three speeds.EURO-flange ® B10HÜBNER deviceswith a EURO-flange ®B10 have establishedthemselves as anindustry standardin machineryand plant design:Digital-Tachos(incremental encoders),Analog-Tachos(DC-tachogenerators),Overspeed switches(mechanical/electronic),2-year guaranteeas covered by the ZVEIconditions.Combinationsof all these devices.

.. . for tailor-made solutionsComprehensive documentationHeavyDuty ® Technologyin robust designhas its partners in the entireHÜBNER program:LowHarmonics ® Sinus-Tachos (sinewave encoders)Sinewave signals with an especially low harmoniccontent set standards for precision.LongLife ® Analog-Tachos (DC-tachogenerators)with the patented silver track embedded in thecommutator.20 years competence in HeavyDuty ®• Digital-Tachos (Incremental Encoders)• Sinus-Tachos (Sinewave Encoders)Safety ® overspeed switchesmechanical (centrifugal), or electronic with internalor external power supply.Absolute-Tachos (absolute encoders)with digital signals for position andsinewave signals for speed.ExtendedSpeed ® acceleration sensors(rotary/linear) in patented technology,with no speed limitation.Explosion protected devicesDigital, sinewave and analog tachos in explosionproofversions, labelled ”EEx de IIC T6“.12 arguments for LongLife ® technology• Analog-Tachos (DC-tachogenerators)CombinationsDigital tachos, DC-tachogenerators, overspeed switchesand/or acceleration sensors in a single device witha common shaft.The decisive ”plus“In consultation with you,the customer,we adapt ”your“ productmechanically and electricallyto match your particularapplication and the specificinverter technology.EURO-flange ® B10• Product rangeDetailed data sheets andtypical applications can also be foundon the Internet:www.huebner-berlin.deSo that, together, we can achieve the best results foryour customers.And, of course, we are also available to give youprofessional advice over the hotline:+49 (0) 30-6 90 03-111 or -112.

HeavyDuty ® Technology1955 HÜBNER develops and manufactures the first DC-tacho TDP 5,5for rolling mills.The rugged construction proved itself so well that this tacho (in a formthat has undergone further development) is still being produced today,and provided the foundation for the HeavyDuty ® technology.1966DC-tacho TDP 0,2 with EURO-flange ® B10,in LongLife ® technology since 1987,is as up-to-date as ever for machinery and plant.HÜBNER ELEKTROMASCHINEN AGPostbox 61 02 71, D-10924 BerlinPlanufer 92 b, D-10967 BerlinPhone + 49 (0) 30-6 90 03-0Fax + 49 (0) 30-6 90 03-104http://www.huebner-berlin.deeMail: marketing@huebner-berlin.de19781982Digital-Tacho (optical encoder) OG 9 with EURO-flange ® B10 in HeavyDuty ® technology:• rugged design with solid aluminium housing,• bearings at both ends of the shaft, with the electronics between the bearings,• short-circuit proof power transistors for peak currents up to 300 mA,for driving long cables with High Threshold Logic (HTL) signals,• high level of Electromagnetic Compatibility (EMC).Combination Analog -/ Digital-TachoTDP 0,2 + OG 9 with EURO-flange ® B10 on acommon shaft.1983 Digital-Tacho POG 9 with EURO-flange ® B10, originallydeveloped for paper machinery (hence P), has foundwidespread application: here on the drives of an HVACcontrol system.1985Combination: Digital-Tacho +Centrifugal switch POG 9 + FSL.1989 Digital-Tacho in1992Twin encoder(double Digital-Tacho) POG 9 G.Hollow-shaft Digital-Tacho HOG 10with labyrinth seal for protection againstheavy contamination, with insulatedbearings to prevent inductive shaft currents.explosion-proof version,EEx OG 9.1999Digital-Tacho with large-bore thru-hole hollow-shaftin explosion-proof version, EEx HOG 161.2000Digital-Tachos HG 16 ... HG 22 without bearings,with thru-hole hollow-shaft up to Æ 110 mm.