Servostep®
Contents
1. Pinout Terminal Name Description 1 2 3 4 5 6 7 8 9 10 11 12 block En DC power supply 1 DC Positive pole 2 DC Negative pole Avoid stress on the connector by hanging cables as this may lead to connector over heating Keep clear in mind that input power supply must been as stable as possible and is extremaly important that it never exceeds 45 DC volts Everytime the supply voltage rises above the limit even for a time it can causes drive s damage 22 SMD103 Version 2 0 Wiring notes 5 2 4 The plug connector terminals will accept 16 to 30 AWG wire but AEC recom mends to use 16AWG or heavier for power supply and motor wiring In multi axis configurations don t daisy chain power connections but reach any device with a single power supply line It is advisable to connect an EMC filter placed on the secondary side of transfor mer to suppress noises from the mains Note Never insert or disconnect mating connector terminals when the de vice is powered up Anyway make sure the terminals screws are tightened down firmly on the wiring to avoid contacts damages Transformer selecting 5 2 5 Transformer s size required depends on the application and on the maximum shaft power delivered by the motors To optimize the power supply design the supply current can be measured2. A NES o B Current setting notes 5 2 9 Every connection type have a different current setting Motor Type Connection Type Phase current 8 wires parallel connection Iph x v2 8 wires serial connection Iph N2 4 wires 6 wires 1 winding per phase Iph Iph Phase current declared by manufacturer 26 SMD103 Motor wiring identification tables Version 2 0 5 2 10 The following tables riassumes serial and parallel connection information of most common stepper motor used A B B Notes Blk amp Wh Or Yel amp Wh Red Wh Yel amp Red Blue Green Red Red Yellow Blue White Wh amp Yel N C Blk amp Or Grn amp Yel Red amp Brw Wh amp Bl Black Green Red Blue Wh amp Yel N C Blk Wh amp Or Blk amp Wh Or Yel amp Wh Red Wh Yel amp Red Black Orange Yellow Red Grn Wh Grn Red Wh Red Wh amp Blk N C Sanyo Denki Blk Wh amp Or BIk amp Wh Or Yel amp Wh Red Wh Yel amp Red Sanyo Denki Orange Blue Red Yellow Wh amp Blk N C Sanyo Denki Orange Blue Red Yellow Pacific Scientifi Blk Wh amp Or Blk amp Wh Or Yel amp Wh Red Wh Yel amp Red SLO SYN Wh Grn Green Wh Red Red Wh amp Blk N C SLO SYN Blk Wh Blk Wh Red Red Sonceboz Gm amp Blk Wh Or amp Gm
3. SMD103 d is Stepping Motor Drive AGF Aert ve User s manual Version 2 0 Servostep QQE Motion Control Equipment AEC s r l Via Zambon 2 4 z a Loc Spessa 36051 Creazzo Vicenza Italy Phone 39 0444 370088 Fax 39 0444 574958 SMD103 Stepping motor drive Reference manual Version 2 0 January 2005 http www aec smd it e mail info aec smd it SMD103 Version 2 0 Aboutithisfmanuall 120 Overview 1 0 1 This book is a technical reference manual for the SMD103 stepper drive It describes the operation and installation of the amplifier manufactured by AEC s r l Information about cautions 1 0 2 This book may contain cautions This is an example of caution statement A caution statement points up a critic situation where par ticular care is needed and warnings WARNING This is an example of warning statement When you ll meet this message box would be there risks for users or the drive Related documentation 1 0 3 POTIND User s manual It describes the serial communication protocol For further informations see AEC website www aec smd it Copyrights 1 0 4 All the informations and concepts included in this user guide are copyright by AEC srl and are supplied to the user with the understanding that it may not be copied disclosed or duplicated in whole or in part for any purpose not authorised by the factory Validity 1 0 5 Since AEC srl is constantly
4. 43 43 43 SMD103 Version 2 0 Productlfeatures Aal The SMD103 stepper drive is one of the smallest and powerful drives now available The drive is capable to obtain the maximum power from the motor and have optimal performances where the conditions are particularly difficult For being able to use in every type of installation the drive implements some protection circuit status indicators and input output Protection circuits Motor short circuits phase to phase phase to ground phase to H V Over voltage Under voltage Drive over temperature Status indicators LED High Voltage status Current Off status Current Full status Fault status Inputs and outputs Step input Direction input Current Off input Current Reduction input Fault output 10 SMD103 Version 2 0 Agency approvals 4 2 0 CE Compliance 89 336 EEC Electromagnetic EN 55011 Compatibility EN 550082 1 98 37 EC Safety of Machinery EN 60204 1 CONDITIONS OF ACCEPTABILITY 1 The devices shall be installed in compliance with the enclosure moun ting spacing and segregation requirements of the ultimate applica tion 2 These devices are intended as open type equipment The need to re peat a temperature test shal be considered in final end use application 3 Motor overload protection is not provided and should be considered in the end product 4 These devices are suitable for field wiring Power Input 4 2 1 M
5. 1 8 to 6 A rms selectable through eight levels This control automatically reduce the output motor current to the 50 of the nominal value 100 ms after the last input step pulse occurs The current will return at its nominal value at the next step pulse Allows to selection if the step occurs during the rising edge or during the falling edge of the step signal 15 SMD103 Version 2 0 iypicalpnecaliation A damz UNIT mo mmumaz SIGNAL GROUND 16 SMD103 Version 2 0 Warrantsfconditions 415 All AEC s equipment have two years warranty against defect in materials and assembly Wrong installation miswiring incorrect settings up fuse blown up phisical mishandling modifying by the customer avoid warranties Attention 4 5 1 Don t try to remove the label any tampering will result in warranty voiding WARNING Risk of damage and or personal injury AEC s drives doesn t contain any user serviceable part At tempting to open the case or to replace any internal com ponent may result in damage to the unit and or personal injury This may also void the warranty WARNING Risk of damage and or personal injury Motor overload protection is not provided and should be con sidered in the end product 17 SMD103 Version 2 0 Installation 510 Responsability 5 0 1 As the end user or installer applying this equipment it is your responsability to determine the suitab
6. 2 5 14 Protections 4 2 6 15 Status LED indicators 4 2 7 15 Mechanical and environment 4 2 8 15 SMD103 features 4 3 16 Typical installation 4 4 17 Warrants conditions 4 5 18 Attention 4 5 1 18 Installation 5 0 19 Responsability 5 0 1 19 Shielding and grounding 5 0 2 19 Ambient conditions 5 0 3 20 Drive cooling 5 0 4 20 Mechanical installation 5 1 21 Mounting guidelines 5 1 1 21 Electrical installation 5 2 22 Caution 5 2 1 22 Keep in mind 5 2 2 22 Power supply connections 5 2 3 23 Wiring notes 5 2 4 24 Transformer selecting 5 2 5 24 Motor connections 5 2 6 25 Caution 5 2 7 25 Motor connection types 5 2 8 26 8 SMD103 Current setting notes Motor wiring identification tables Digital signal interface Control signals Connection diagram Setting up the drive Current motor setting Step resolution Equalization Automatic current reduction Step IN edge Drive LEDS indications Testing the installation Caution Mechanical test Wiring test Voltage level test Setting up checking Signal test Need help Appendix A Axis outlines Speed vs Time profile Boost Hardware summary Drive specifications SMD103 Environment specifications SMD103 5 2 9 5 2 10 5 2 11 5 2 12 5 2 13 5 3 5 3 1 5 3 2 5 3 3 5 3 4 5 3 5 5 4 5 5 5 5 1 5 5 2 5 5 3 5 5 4 5 5 5 5 5 6 5 9 F 6 0 6 0 1 6 0 2 6 0 3 7 0 7 0 1 7 0 2 Version 2 0 27 28 30 31 32 33 34 34 34 35 35 36 38 38 38 38 38 38 39 39 40 40 41 42
7. 75 C copper wire only Pinout block 3 Motor phase A 4 Motor phase A 5 Motor phase B Motor phase B 4 5 6 7 8 9 10 11 12 Avoid stress on the connector by hanging cables as this may lead to connector over heating Caution 5 2 7 Power supply and motor cables are sources of heavy radiated noise It is advisable to keep them separate from any other low level control signal cables to avoid any interference with control si gnals If power cables are not shielded the control signal cables must be kept almost 300 mm 12 in away from power cables 24 SMD103 Version 2 0 Motor connection types 5 2 8 With the AEC s stepper motor drives can be used indipendently 4 6 or 8 wires serial o parallel configuration stepper motors 4 wires motor connection A XE 3 B i Ej 9 S v 8 wires motor parallel connection 995 7 8 wires motor serial connection 9 Sr 25 SMD103 Version 2 0 6 wires motor serial connection
8. Common C Off C Red SIGNAL SOURCE Dir Step Connection diagram in PNP configuration 31 SMD103 Version 2 0 Settingjupitheydriy e 583 Before powering up the drive you must setting up the current level the step resolution and all the parameters All the drive settings can be changed by the dip switches SW A N N Pil S LITT m m h pale c 33c 336 33 LZ y PArz sunwog z 9 z no 330 33 5 z gu C N C 9 m PArZ WH E Jd 33 c INOISSSNNOO NO NO 44 15 230 340 N EE roxa a ro fear oaa n 330 mn N N N 3H 11s 4ld IHHBBHHI S A 1 2 3 A ON QUARTER 4 32 SMD103 Version 2 0 Current motor setting 5 3 1 The 1St 2nd and 31d positions of Dip switch A allow to change curret level choo sing it between eight Current should be compatible with motor current requirements Note Higher the current higher power dissipation of the drive so increase coo ling at high current levels to keep heatsink below 70 C 158 F Step resolution 5 3 2 Step resolution defines the minimal angle of rotation per step It can be setted choosing it between four sizes available The common used step size is half step that in 1 8 stepper motor corresponds to 400 steps per revolution Step per revolution can be obtained
9. E mew T EI ERI S d 30 90 mn 818 QQC oo o LLL Spring fixing o hole for omega guide f eel a gt Sl S Dimensions are expressed in millimeters The SMD103 I drives can be installed either in profile or flat using the relative grooves on the heat sink and the supplied brackets Mounting guidelines 5 1 1 Vertical orientation for the device e Minimum unobstructed space of 5 cm 2 in all around the unit Flat surface capable of supporting the approximate 630 g mass of the drive or 1 4 Ib weight Free of excessive vibrations Maximum heat sink temperature 70 C 158 F 20 SMD103 Version 2 0 Electricalfinstallation BB The drive must be installed in an enclosure to protect the electronic parts from atmospheric contaminants In no case the acces to the device must be possible while it is powered up Metal cabinets are ideally suited for housing the AEC s equipments since they can provide operator protection EMC screening and can be fitted with inter locks to remove all hazardous powers when the cabinet is open In no case interlocks must open motor phase connections while system is still powered as this could cause damages to the contacts and the drive During the installation use normal precautions against damages caused by electrostatic dischar
10. Version 2 0 LEDS Any function of the drive can be monitored by the drive status LED The SMD103 have 4 indications leds that display current status voltage sta tus faults or over temperature Everytime your system has malfunctions check the led s status on the top of the drive Py pzue ozzpas AN3HIGO3 21H0412313 DIP SWITCHE If no leds are turned on verify that power supply is turned on and that the M1 terminal block is correctly inserted When drive is correctly supply all con nectors are inserted but the leds are still turned off disconnect the drive wait for a while to descharge any accumulator device and control the power supply H V LED In normal operation this led is light up if it is off indicates something wrong in power supply or the fuse is blowned up C OFF LED Everytime the drive output current is enabled this LED is light up When the LED s turned off motor phases are not energized 35 SMD103 Version 2 0 C FULL LED This LED light up when the output current is at its nominal value and not re duced FAULT LED This LED indicates any type of drive s malfunctioning there are many reason that can create a system fault first of all wrong connections Fault condition maybe due to any of the following causes wrong co
11. by a current meter when the motor is producing the highest shaft power If is it too hard to make this measurement assume load current equals the nominal current selected by dip switches However the RMS current demanded to the transformer is even lower because the drive works in chopper mode supplying pulses of current at 20 KHz to the motor The maximum absorbable power from the SMD103 I is approximatively 80 VA In multi axis configurations the peak current requests depend on the maxi mum number of the axis running simultaneously drives who are stop or statio nary used little power if are in the current reduction or current off state Often especially in limited series is not convenient spend a lot of time and re sources to calculate the minimum possible rating but is preferable to be slightly generous in sizing transformer In high volume series measure the supply cur rent will give a useful guide to the transformer dimensioning 23 SMD103 Version 2 0 Motor connections 5 2 6 AEC recommend a 16 AWG wire size to connect motor to the drive Use cables with two twisted or screened pairs for motor phase excitation and a fifth wire for motor case grounding To reduce radiation noise is possible shield the motor cable connecting the brai ded screens to the ground Description Female single row 12 ways Manufactorer PN Phoenix Contact GmbH MSTB 2 5 12 ST Wire size 14 18 AWG Tightening torque 2 41b 9 18N Use only 60
12. outputs Type Sinking optoinsulated open collector Logic 5 24Vdc PNP Scan time 1 ms Function Fault Electrical characteristics Au voltages are referred to Digital Commom Min Typ Max Units HIGH Logic state 24 Vdc Aux Voltage 2W external load 5 0 1 2 Ouput Voltage V Absolute maximum lout 350mA L 2 0mH surge s 500ms 0 5 35 LOW Logic state Leakage current 5 0 200 uA Output current HIGH Logic state 350 Shutdown Threshold 370 500 mA amp Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device Extended periods exposure to absolute maximum rating may affect device reliability 13 SMD103 Version 2 0 Protections 4 2 12 Min Typ Max Units Current short circuit or overload 3 A Temperature Maximum surrounding air 50 C c Status LED indicators 4 2 7 Led Color Meaning ON Normal operation supply voltage within the range H V Green OFF Undervoltage or fuse blowned up ON Power output disable C OFF Green OFF Power output enable motor energized ON Nominal setted current supplied C FULL Green 3 OFF Half setted current supplied ON Wrong motor phase connection Short circuit between phase and ground or H Volt FAULT Red Undervoltage when HV light on OFF Normal operation Mechanical and environment
13. 4 2 8 Min Typ Max Units Dimensions Width x Lenght x Height 80 x 100 x 30 mm Weight 200 g Operating 0 50 ge Ambient Temperature Storage not powered 40 85 Humidity Non condensing 0 95 RH Contaminants Pollution degree 2 or better Cover material Flammability rating Aluminum meet 94 V O Cooling Convection or forced cooling required for continuous power output 14 SMD103 Version 2 0 1OSKfeatures 453 Bipolar chopper drive Protection circuits Optocoupled inputs Motor current Automatic current reduction Step edge PWM pulse width modulation chopping electronically controls the motor windings current at 20 KHz obtain ing a powerful energizing of the motor phase The SMD103 optimizes the re circulating current to obtain the best possible performances in stepper motor driving Many protection circuits have been implements to guarantee a good drive protection in every situation The drive is protect against short circuit on the motor outputs over voltage over temperature Every time that the drive goes in protection it disables the current output to the motor phases All the control inputs output are optocoupled and per mit a wide range of solutions during installation All the inputs can be used in NPN or PNP logic and can accept input voltages between 5 and 36 Vdc without any external components The output motor current can be setting using SWA dipswitches from
14. Or amp Gm Wh Red amp Wh Bik8Wh Red Japan servo Brown Yellow Orange Red amp Bl N C Japan servo Blue Yellow White ESCAP Green Red Blue Wh amp Yel N C ESCAP Green Red Blue Zebotronics Blk amp Red Blue amp Gry Yel amp Gm Bodine Key Blk Black Gry Grey Brn Brown Or Orange Wh White Yel Yellow Orange Red Yellow Motor connections Windings in series 28 SMD103 Version 2 0 Digital signal interface 5 2 11 The digital signal interface accepts control signals from many different sources like indexeres PLC Digital signal generator or other any sources The control signals can be either NPN or PNP logic All digital inputs outputs refer to terminal 2 Digital common Manufactorer PN Phoenix Contact GmbH MSTB 2 5 12 ST Tightening torque 2 41b 9 18N Use only 60 75 C copper wire only Pinout 12345 67 8 910 12 Terminal Name Description block c l 7 N C No Connection T 8 Fault Drive fault output 9 CUR OFF Current null 10 CUR RED Current reduction 11 DIR Direction 12 STEP IN Steps input 29 SMD103 Version 2 0 Control signals 5 2 12 STEP INPUT Terminal 12 Input used to command motor ro
15. Wh Red amp Wh Bk amp Wh Red Japan servo Black Brown Yellow Orange Red amp Bl N C Japan servo Red Blue Yellow White ESCAP Black Green Red Blue Wh amp Yel N C ESCAP Black Green Red Blue Zebotronics Bm amp Wh Blk amp Red Blue amp Gry Yel amp Gm Bodine Bm amp Wh Or Wh Bm amp Or Wh Red amp Yel Red amp Wh Yel DPM Red Blue Green Black DPM Key Blk Black Gry Grey Brn Brown Or Orange Wh White Yel Yellow Red White 27 Green Yellow Motor connections Windings in parallel SMD103 Version 2 0 Notes LinkWh Bk amp Wh Or lik Wh Red amp Wh Yel Red Yellow White Wh amp Yel N C Green Red Blue Link Yel amp Or link Wh amp Brn Green Red Blue Wh amp Yel N C Orange Red Yellow LinkWh Bk amp Wh Or link Wh Red amp Wh Yel Orange Yellow Red Wh Grn Red Wh Red Wh amp BIk N C Sanyo Denki Orange Red Yellow LinkWh Bk amp Wh Or lik Wh Red amp Wh Yel Sanyo Denki Blue Red Yellow Wh amp Blk N C Sanyo Denki Blue Red Yellow Pacific Scientifi Orange Red Yellow Link Wh Bk amp Wh Or link Wh Red amp Wh Yel SLO SYN Green Wh Red Red Wh amp Blk N C SLO SYN Wh Blk Wh Red Red Sonceboz
16. ce with all local safety laws and regulations The device have to be enclosed such that any part is not be accessi ble while the system is powered on AEC srl strongly reccomend to follow these recommendations in or der to avoid wrong uses of the equipment that may be impaired all the protections provided by the device SMD103 Version 2 0 CONTACTS BO For technical assistance AEC s r l Motion Control Division Via Zambon 2 4 z a Loc Spessa 36051 CREAZZO Vicenza Italy Phone 39 0444 370088 Fax 39 0444 574958 E mail support aec smd it For engineering assistance AEC s r l Motion Control Division Via Zambon 2 4 z a Loc Spessa 36051 CREAZZO Vicenza Italy Phone 39 0444 370088 Fax 39 0444 574958 E mail r amp d aec smd it Sales office AEC s r l Motion Control Division Via Zambon 2 4 z a Loc Spessa 36051 CREAZZO Vicenza Italy Phone 39 0444 370088 Fax 39 0444 574958 E mail sales aec smd it 7 SMD103 Version 2 0 CONTENTS About this manual 1 0 5 Overview 1 0 1 5 Informations about cautions 1 0 2 5 Related documentations 1 0 3 5 Copyright 1 0 4 5 Validity 1 0 5 5 Important notes 2 0 6 Caution 2 0 1 6 Contacts 3 0 7 Contents 8 Overview of the Servostep serie 4 0 10 Product features 4 1 11 SMD103 technical specifications 4 2 12 Agency approvals 4 2 0 12 Power input 4 2 1 12 Power output 4 2 2 12 Control 4 2 3 13 Digital inputs 4 2 4 13 Digital outputs 4
17. d reccomended that connections to the motor power I O and serial signals be made using shield cables They help to reduce the emmissions from the drive and help to protect the internal cir cuits from interferences due to external sources of electrical noise A good system shielding is also required for CE compliance Cable shields should be tied to earth or system ground Ambient conditions 5 0 3 AEC s power drives are intended only for use in close loca tions guarded from operator contact in an ambient that compliance with these characteristics operating tempera ture of maximum 50 C Humidity limits between 5 to 95 non condensing Pollution degree 2 or better The drives have to be supplied from an isolating transfor mer or a DC isolated power supply For environment temperature above 50 C 122 F forced air cooling is required See hardware reference Drive cooling 5 0 4 The drive is natural convection air flow cooled To ensure the drive cooling and make the installation easier for the operator it must be installed vertically leaving a free space of at least 5 cm 2 in on each side of the device Avoid mounting heat producing equipment in the nearest of the drive or any other device that can obstruct natural or forced convention air flow 19 SMD103 Version 2 0 installation Mount the drive vertically 1 2 3 4 5 6 7 8 9 10 1 12 T
18. ges wear earth wrist straps Remember to include a circuit breaker wich must be clearly marked as the di sconnecting device and should be within easy reach of the operator Caution 5 2 1 All the circuits in the SMD103 I are potential sources of severe electrical shock so follow these rules to avoiding possible personal injury 1 Power off the drive and wait until all the leds are turned off before touching removing connecting or any other critical action 2 Tied the motor case to earth ground before powering up the drive 3 Never disconnect any connectors before powering down the drive Keep in mind 5 2 2 In case of doubt or in any case you don t know as to behave yourself before access to the drive power off the device and wait until all the leds are turned off May you have attention when you touch the drive because it may be hot 21 SMD103 Version 2 0 Power supply connections 5 2 3 The SMD103 need only a DC power supply for the drive It can be supply in DC voltages between 10V and 36V Normally the powering voltage is obtained directly from the a rectified secon dary winding of an isolating transformer Note Ifthe drive is DC voltage powered the power supply must be isolated from the mains Manufactorer PN Phoenix Contact GmbH MSTB 2 5 12 ST Tightening torque torque 2 41b 9 18N Use only 60 75 C copper wire only
19. ility of the product for any your s application AEC s r l will never be responsable or liable for any damage resulting from a wrong installation or a wrong use of this products Be sure that all wiring complies the local or standard wiring codes Danger Hazardous voltages Exercise caution when installing and setting up Failure to heed this warning may cause damage injury or death With the exception of M1 and M2 plug connectors all of other circui ts are mains connected and must never be grounded Failure to heed this warning may cause device damage Shielding and grounding 5 0 2 SMDIO3 DC zz Power M gt 3 Supply 2g d G o f U g Dg ER ep IN Direction sE EJIE a urrent control go E 3 Fault C The control circuit share a common circuit ground so it s enough to connect only a point to ground all the internal circuits analog serial All the ground paths shall be the shortest paths possible in order to minimize noise Never ground secondary transformer in order to avoid internal diode short cir cuit 18 SMD103 Version 2 0 Case and shield terminal internal wired has to be connected to the system chassis ground keeping the wire as short as possible This improve the shielding effect of the case and provide a good path to ground noise currents that may occur in the cable shields Shielding It is har
20. in Typ Max Units Nominal values including ripple up to 10 12 24 36 Vdc Main Voltage Absolute maximum values continuous 10 40 Vdc Nominal value 1 6 A Supply current Peak 0 12 3 A The power supply voltage has to be a DC isolated voltage 11 SMD103 Power Output Versi on 2 0 4 2 2 Min Typ Max Units RMS current 0 5 3 A Output current Absolute maximum values continuous 0 5 3 A Control 4 2 3 Output stage Control mode Dual MOSFET H bridges Bipolar chopper Chopper frequency 20 KHz Voltage Compensation Changes in voltage do not affect current control Digital inputs The SMD103 drive is provided of four control digital inputs 4 2 4 Type Optoinsulated with constant current absortion Logic 5 24Vdc PNP or NPN no resistors needed Scan time Real time Debounce fixed Electrical characteristics au voltages are referred to Digital Commom Min Typ Max Units LOW Logic state 5 0 1 2 Input Voltage HIGH Logic state 24 24 30 V Absolute maximum surge s 500ms amp 10 50 LOW Logic state 0 0 2 Input current mA HIGH Logic state 8 General purpose inputs 5 KHz Input Frequency High speed inputs 80 KHz 12 SMD103 Version 2 0 Digital outputs 4 2 5 The SMD103 drive is provided of one NPN Fault digital
21. m lacks and load inertia 41 SMD103 Version 2 0 Hardwaretreferences Drive specifications SMD103 9 0 1 Functional description Value dip switches selectable between 200 to 800 steps per revolution 5 A mms dip switches selectable between 0 5 to 3 A rms in 8 levels 5096 of nominal value automatic or external HV status current status Fault Motor inductance range 0 5 10mH recommended Environment specifications SMD103 11 0 1 All drive of servostep series Environment Pollution degree 2 Installation category III Operating temperature range O to 50 C ambient Storage temperature range dip switches selectable between 200 to 800 steps per revolution Humidity 5 to 95 non condensing Anodized aluminium Forced cooling is required everytime the heatsink exceed 70 C 158 F 42
22. nnection Motor phases have been connected in wrong way or the motor cables have been wrong coupled short circuit between phases and ground or phases and Power sup ply under voltage Input supply voltage level too low to powering up the system when the HV LED is turned off 36 SMD103 Version 2 0 rhestingsthefinstallation 535 After the system installation before powering up the drive please check care fully all connections voltage levels and all the requirements you have to met Caution 5 5 1 It is highly reccomended to perform the first power up with motor shaft disconnected from any load to avoid any undesired motion and prevent things damages and personal injuries Be ready to power off the drive if undesired motion control oc curs Mechanical test 5 5 2 Check that drive is firmly fixed with a free space all around of 5 cm 1 97in that there aren t other heat sorces closed to the drive and without barriers who stop natural or forced air convection Take a look carefully that there aren t burrs in the nearest of the drives Wiring test 5 5 3 Check that all the wires are tightly connected in the right place and that the wiring meet all safety guidelines and is in accordance with all local safety laws and regulations Voltage level test 5 5 4 Before inserting M1 connector control that voltage level is into the right values and not exceed maximum absolute ratings It is very impor
23. ressed in steps per square second The START STOP speed is that certain number of steps per second at which the motor when activated with its load does not lose steps when passing from zero speed to the START STOP speed The general value is 300 600 steps per second The HOME position can be obtained in three different ways 1 when the backwards limit switch BLS is reached invert the direction until the same limit switch is disabled 2 when the backward limit switch BLS is reached invert the direction until the optic fork or the zero top of an encoder TOP is enabled 3 when the zero TOP sensor is reached invert the direction until the same sensor is disabled 40 SMD103 Version 2 0 Boost 6 0 3 Speed Acc ramp RUN Dec ramp L li T T I I I I I I I I I ij I J I I 1 I I I I I I I I 1 I I I I I I I I I Ii I l N i I I i I I H d 1 Time i I l TO T1 T2 T3 T4 Il l ij I I I I To increase the performance of a stepper motor it is possible to act on the phase current in a dynamic manner With the boost instruction you obtain an increase in current but only during acceleration and deceleration During the run the current remains reduced TO T2 T4 Current reduction T1 T3 Current full During the run phase T2 the current is reduced to a minimum value when the motor turns at a constant speed This is necessary for overcoming syste
24. tant to do this because if supply voltage exceed 45 Vdc it causes drive breackdown Setting up checking 5 5 5 Control that all the dip switches are correctly setted and the setup current never exceed motor ratings Need help 5 5 6 If you need further assistance wuth your installation please contact us or your local distributors 37 SMD103 Version 2 0 Signal test 5 5 6 After successfuly perform all the aforesaid tests power on the drive and verify that HV LED light up and motor has holding torque by attempting to rotate the shaft Give input step signal and control if motor rotation is in right direction If not power off the system and exchange the phase A with the phase A Changing the direction signal polarity the motor shaft should invert its rota tion Need help 5 5 7 If you need further assistance wuth your installation please contact us or your local distributors 38 SMD103 Version 2 0 Appendix Axis outlines 6 0 1 Carriage D CT LLLI WREE doe ee EE Stepper AXIS E gt Direction movement 39 SMD103 Version 2 0 Speed vs Time profile 6 0 2 RUN Maximum Speed Q Speed step s Acceleration step s A gQ g F x A o o hs Start stop Speed Time The speed of stepper motors is expressed in steps per second The acceleration ramps should be either linear or S shaped as smooth as possible and are exp
25. tation A step is taken forward during signal transition from high to low logic level or low to high logic level dip switch 8 Minimum impulse duration 15 microseconds It is advisable whenever possible to use a 50 duty cycle DIRECTION Terminal 11 Input used to change the direction of motor rotation If the motor is correctly connected the motor will turn clockwise if DIR is disa ble counterclockwise if enable The logic level must be valid for at least 50 microseconds before the step signal and staying unchanged for at least 50 microseconds after the last step impul se CURRENT OFF Terminal 9 Input used to enable or disable the power current output of the drive When this input is at a low logic level current is present at the motor s phases If the logic level is high the current at the phases is annulled EXTERNAL CURRENT REDUCTION Terminal 10 Input used to reduce current output to the motor When this input is at a high logic level the drive supplies the current set with the dip switches If at a low logic level the erogated current is reduced by 50 see application notes DRIVE FAULT Terminal 8 Output used to carry out the drive status Normally low this signal moves to high logic level when a protection occurs The relative alarm LED lights up to show the event 30 SMD103 Version 2 0 Control signals 5 2 13 Common C Off SOURCE C Red Dir Step Connection diagram in NPN configuration
26. using the following table only for 1 8 step pe motor 200 physical step per revolution Step resolution full 2 phase ON wave 1 phase ON quarter Equalization 5 3 3 Resonance phenomenas typical of all stepping motor at medium frequencies increase when physical step is divided by the drive To avoid this phenomenon AEC s drives have implemented an equalization functionality that increase motor current when is working a phase alone Dip switch A position 4 generally set at OFF In case of resonance at medium frequencies approx 1000 step at half step and approx 2000 step at quarter step setat ON 33 SMD103 Version 2 0 Automatic current reduction 5 3 4 INIM AIDA OINOALOI13 192 A PEE 134 3HO21IMS dlQ JP1 JP2 Automatic current reduction reduces output current every time the motor is not moving The switch to the reduced current level occurs 100 ms after the last step impulse received If JP2 is set for automatic current reduction OPEN each time the motor stops the current decreases by 50 of the nominal current Automatic current reduction must only be excluded in full cognition of facts Input polarity selection 5 3 5 With JP2 jumper it is possible to define the polarity NPN or PNP of the stepper drive 34 SMD103
27. working to improve all of its equipments we reser ve to modify products and user guide without prior notice SMD103 Version 2 0 IMPORT NTSNOTES 210 iPleasejreadithesejnotes carefullyjbeforepoweringiupitheldrive It is very important meet all applicable safety requirements during installation and operating of any AEC s motion control equipment Any installer has to assume the responsibility to ensure that he recognizes and complies all the relevant safety standards Any installation not meeting the safety requirements may damage the equip ment or injury the user AEC s motion control equipment shoul be handled installed setted up and maintenanced only by competent personnel expert and trained in the installa tion of motion control electronic equipment Such technicians should be aware of potential electrical and mechanical hazards AEC s r l shall never be liable or have any responsability if the products have been improperly stored installed used or maintened or if the costumer has permitted any unauthorized modifications adjustments and or repairs to the products CAUTION 2 0 1 Users must keep well clear in mind that AEC s motion control equi pment is capable of producing high forces and rapid movement so they must be used with attention especially during the application program s development AEC s motion control equipments are sold as end users products to be installed only by practical staff in accordan
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