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1. see Mechanical SDecEHTCaPIOTIS oso casio ian n oto DEN EINE EH Eraadon op Lean uio ves Eee erae ts cim er retin restr iut redu cere nrrt Es bro pue ads er 3 Pin Assignment and Description saisai a a a E a Connector P1 Conn Surations 3 o toe WO OOo IIS selecting Active Pulse Edge or Active Level and Control Signal Mode Connector P2 Contreuratiolis uoc dedi i e ime dte rem b o p eb rds 4 Control Signal Connector CP T Interface 2 oe crise ences 5 Connecting the MOoLOE GS Goss a ui t uie e amete o iss E Led ic tdeo de COnne e ODIS 1O A lead IVI OLOBS iode en ms i HEEL EDU ENDE FH RUNU ERN D IER ELENA DUI Hed o0dE Connections to 6 lead Motors ccccceceeessessssnnneceeeeeeeeeeeeeesseeeeeeesssnsaeeeeeeeeeeeeeeees Palt Coll Config uEAHODS oett rc eee terere ttm ps Full Coil Configurations ssc ihc wishes ee ese este Res Connections to S2lcad MOLOTS cei reri i ob Mtr b tede ood rho b DEES C ONMECIIONS terran EE EE Parallel Ote CHON ect coi pude depen a 6 Power Supply Selection sess ee tuse utn ts Guo io diee Reoulated or Unregulated Power SUDDIY acoso OE HE OO TE Ote M l ple DIVES os aser dos EHE DR HOUR EHE HORE BR EIE MORE ORE OO Selec ne SUDDIV Volla BO uat Saree Sansa Aan ad Sassen feme panda nq d eam tackles uma 7 Selecting Microstep Resolution and Drive Output Current sss Microstep Resolution Selecion suse aded eia oio oL on p th ater ora iet ad abies ay CUTE ME SC ELITID Soa2. be used to supply the Drive However unregulated power supplies are preferred due to their ability to withstand current surge If regulated power supplies such as most switching supplies are indeed used it is important to have large current output rating to avoid problems like current clamp for example using 4A supply for 3A motor Drive operation On the other hand if unregulated supply is used one may use a power supply of lower current rating than that of motor typically 5096 70 of motor current The reason is that the Drive draws current from the power supply capacitor of the unregulated supply only during the ON duration of the PWM cycle but not during the OFF duration Therefore the average current withdrawn from power supply is considerably less than motor current For example two 3A motors can be well supplied by one power supply of 4A rating Multiple Drives It is recommended to have multiple Drives to share one power supply to reduce cost if the supply has enough capacity To avoid cross interference DO NOT daisy chain the power supply input pins of the Drives Instead please connect them to power supply separately Selecting Supply Voltage The power MOSFETS inside the M550 can actually operate within 20 50VDC including power input fluctuation and back EMF voltage generated by motor coils during motor shaft deceleration Higher supply voltage can increase motor torque at higher speeds thus helpful for avoiding los
3. control signal terminal Figure 10 Typical connection 10 Sequence Chart of Control Signals In order to avoid some fault operations and deviations PUL DIR and ENA should abide by some rules shown as following diagram t 25ps t to High Level gt 3 5V l I l PUL PUL CW High Level gt 3 5V l Low Level lt 0 5V JIR CCW t 25Ls Low Level lt 0 5V ENA ENA PUL DIR CW CCW Figure 11 Sequence chart of control signals M550 Microstepping Driver Manual V1 0 Remark a tl ENA must be ahead of DIR by at least 5us Usually ENA and ENA are NC not connected See Connector P1 Configurations for more information b t2 DIR must be ahead of PUL effective edge by 5us to ensure correct direction c t3 Pulse width not less than 1 5us d t4 Low level width not less than 1 5us 11 Protection Functions To improve reliability the Drive incorporates some built in protections features Short voltage and Over voltage protection When power supply voltage is lower than 16VDC short voltage protection will be activated and the power indicator LED will turn off When the power supply voltage is back to normal operation range the Drive will automatically reset and power indicator LED will turn on When power supply voltage exceeds 52VDC over voltage protection will be activated and power indicator LED will turn red Over current Protection Protection will be
4. e mail customer service to Inadequate heat sinking cooling obtain a returned material authorization number RMA before returning product for service function not being utilizec Please include a written description of the problem along with contact name and address Send Current is set too high failed product to Rayne Motors Also enclose information regarding the circumstances prior to product failure M550 Microstepping Driver Manual V1 0
5. 1 490 OF OF OFF OF Current Settings For a given motor higher Drive current will make the motor to output more torque but at the same time causes more heating in the motor and Drive Therefore output current is generally set to be such that the motor will not overheat for long time operation Since parallel and serial connections of motor coils will significantly change resulting inductance and resistance it is therefore important to set Drive output current depending on motor phase current motor leads and connection methods Phase current rating supplied by motor manufacturer is important in selecting Drive current however M550 Microstepping Driver Manual V1 0 the selection also depends on leads and connections The first three bits SWI 2 3 of the DIP switch are used to set the dynamic current Select a setting closest to your motor s required current Dynamic current setting BAKA ON ON OFF OFF ON 500A STA OFF Notes Due to motor inductance the actual current in the coil may be smaller than the dynamic current setting particularly under high speed condition Standstill current setting SW4 is used for this purpose OFF meaning that the standstill current is set to be half of the selected dynamic current and ON meaning that standstill current is set to be the same as the selected dynamic current The current automatically reduced to 60 of the selected dynamic current one second after the last pulse Theo
6. GE EE nana d 9 25 0 364 75 5 2 972 47 8 1 882 112 4 409 Figure 1 Mechanical specifications Recommend use side mounting for better heat dissipation Elimination of Heat Drive s reliable working temperature should be lt 70 C 158 F and motor working temperature should be lt 80 C 176 F M550 Microstepping Driver Manual V1 0 It is recommended to use automatic idle current mode namely current automatically reduce to 60 when motor stops so as to reduce Drive heating and motor heating The Drive must be mounted vertically to maximize heat sink area as shown in the following picture Use forced cooling method to cool the system if necessary Drive Case Important NOTE The driver must be mounted vertically onto a plate or a heat sinking to maximize heat sink area as shown in the above picture Please use additional heat sinking or cool fan if necessary 3 Pin Assignment and Description The M550 has two connectors connector P1 for control signals connections and connector P2 for power and motor connections The following tables are brief descriptions of the two connectors More detailed descriptions of the pins and related issues are presented in section 4 5 9 Connector P1 Configurations M550 Microstepping Driver Manual V1 0 DIR signal In single pulse mode this signal has low high voltage levels representing two directions of motor rotation in double pulse mode set b
7. User s Manual For M550 CE A High Performance Microstepping Drive Version 1 0 2009 All Rights Reserved Attention Please read this manual carefully before using the Drive The content in this manual has been carefully prepared and is believed to be accurate but no responsibility is assumed for inaccuracies Rayne Motors reserves the right to make changes without further notice to any products herein to improve reliability function or design Rayne Motors does not assume any liability arising out of the application or use of any product or circuit described herein neither does it convey any license under its patent rights of others Rayne Motors general policy does not recommend the use of its products in life support or aircraft applications wherein a failure or malfunction of the product may directly threaten life or injury According to Rayne Motors terms and conditions of sales the user of Rayne Motors products in life support or aircraft applications assumes all risks of such use and indemnifies Rayne Motors against all damages Contents Table of Contents 1 Introduction Features and Applications ssseee dha Te eye 0 e A 01a dm Dod sect m sk LL M AM LL MAC IU LU MEAM LU M M D mI LUE E PRC BOING Eee ortus eie D orto tib Dd ortus eine OT eden Dd oun E eden 2 PECICA ONS iuri Electrical SpecrIHiC ados sco rena Paar MM eee Operating Environment and other Specifications
8. activated when continuous current reaches to 16A Short Circuit Protection Protection will be activated 1n case of short circuit between motor coils or between motor coil and ground When above protections are active the motor shaft will be free or the LED will turn red except short voltage protection Reset the Drive by repowering it to make it function properly after removing above problems 12 Frequently Asked Questions In the event that your Drive doesn t operate properly the first step 1s to identify whether the problem is electrical or mechanical in nature The next step is to isolate the system component that is causing the problem As part of this process you may have to disconnect the individual components that make up your system and verify that they operate independently It is important to document each step in the troubleshooting process You may need this documentation to refer back to at a later date and M550 Microstepping Driver Manual V1 0 M550 Microstepping Driver Manual V1 0 these details will greatly assist our Technical Support staff in determining the problem should you need assistance APPENDIX Many of the problems that affect motion control systems can be traced to electrical noise controller Twelve Month Limited Warranty software errors or mistake in wiring Rayne Motors warrants its products against defects in materials and Problem Symptoms and Possible Causes workmanship for a period of 12 months fro
9. e driven motors can run with smaller noise lower heating smoother movement and have better performances at higher speed than most of the Drives in the markets It is suitable for driving 2 phase and 4 phase hybrid stepping motors Features High performance cost effective Automatic idle current reduction Supply voltage up to 45 VDC Output current up to 5 0A 16 selectable resolutions in decimal and binary up to 51 200 steps rev Suitable for 2 phase and 4 phase motors Support PUL DIR and CW CCW modes Short voltage over voltage over current Pure sinusoidal current control technology Self adjustment technology Pulse input frequency up to 300 KHz TTL compatible and optically isolated input protections Applications Suitable for a wide range of stepping motors from NEMA size 17 to 34 It can be used in various kinds of machines such as X Y tables engraving machines labeling machines laser cutters pick place devices and so on Particularly adapt to the applications desired with low noise low heating high speed and high precision 2 Specifications Electrical Specifications T 25 C 77F M550 Microstepping Driver Manual V1 0 Operating Environment and other Specifications Environment Avoid dust oil fog and corrosive gases D 40 RH 90 RH Vibration 5 9m s Max Approx 280g 10 oz Mechanical Specifications unit mm inch 118 4 646 112 4 409 da CENE A m ME
10. eed me te aed m toe ae te deer meten adc emet eb cens UE Contents Dyna mie caren setin ooo teo adue furens fran s pana ina aes 10 Standstill eutrent Sell ID escis m es e e e a m e oa m ea 10 Bo WE NOE a noob ast saat teet olet sath eh etd cat 10 9 Lypical COE IOT ec reb mt asters to dim dto mb dde mtb ees tst eb os 11 LO Sequence Chart or Control Signals o o o PU pU ME E 11 LT Protection PUHcllons source E uuu EE 12 Short voltage and Over voltage protection eeeeeeeseeseeeeeeel 12 Oyerc rrent POLE C OBI ors dosi eden PERPE M aUo Ex Dt SEMEL Mantas ea Miet Ss 12 SBOFECTECUIE DPEOUSCLIOT uet oti e asta Rp asd nup cs mM cae ee 12 12 Frequently Asked Questions ioi io ma o af o 68685056656 12 Problem Symptoms and Possible Causes muriendo 13 APPEND d 14 Twelve Month Limited Warranty sogenannte ate a are es 14 EXCIUSIONS Ie HT 14 ODININ Warran y Ser VICOS ascii ae DOR 14 Warranty LEinrtations i ei E EE e LEX EE UEE 14 rore US NU mienineasunshaiinndaiamsh midnnueiansi hong E E 15 I M550 Microstepping Driver Manual V1 0 1 Introduction Features and Applications Introduction The M550 is a high performance microstepping Drive based on pure sinusoidal current control technology Owing to the above technology and the self adjustment technology self adjust current control parameters according to different motors th
11. ing steps However higher voltage may cause bigger motor vibration at lower speed and it may also cause over voltage protection or even Drive damage Therefore it is suggested to choose only sufficiently high supply voltage for intended applications and it is suggested to use power supplies with theoretical output voltage of 20 45VDC leaving room for power fluctuation and back EMF 7 Selecting Microstep Resolution and Drive Output Current This Drive uses an 8 bit DIP switch to set microstep resolution and motor operating current as shown below M550 Microstepping Driver Manual V1 0 Dynamic Current Microstep Resolution 11213 4 5 6 7 8 Standstill Current half full Microstep Resolution Selection Microstep resolution is set by SWS 6 7 8 of the DIP switch as shown in the following table Microstep Steps rev for 1 8 motor SWS SW SW7 SW8 002 40 ON ON ON ON 004 800 OFF ON ON ON 0 8 1 ON X OF ON ON 16 9 OFF OF ON ON 03 4 ON ON OF ON 6 M80 OF ON OF OON Q8 2590 ON OF OFF ON 2356 5800 OFF OFF OFF ON 008 09 ON ON ON O Ooo 209 OF ON ON OF 03 4 ON Or ON om 015 5000 OF OF ON OF 4 52 0 80 ON ON OF ORF 580 1400 OF ON OFF OR 30 5 0 2090 ON oF OF OF 29
12. l configuration uses 50 of the motor phase windings This gives lower inductance hence lower torque output Like the parallel connection of 8 lead motor the torque output will be more stable at higher speeds This configuration is also referred to as half chopper In setting the Drive output current multiply the specified per phase or unipolar current rating by 1 4 to determine the peak output current P2 A 2 NC B B NC Figure 6 6 lead motor half coil higher speed connections Full Coil Configurations The full coil configuration on a six lead motor should be used in applications where higher torque at lower speeds is desired This configuration is also referred to as full copper In full coil mode the motors should be run at only 70 of their rated current to prevent over heating P2 A MC B B Figure 7 6 lead motor full coil higher torque connections M550 Microstepping Driver Manual V1 0 Connections to 8 lead Motors 8 lead motors offer a high degree of flexibility to the system designer in that they may be connected in series or parallel thus satisfying a wide range of applications Series Connections A series motor configuration would typically be used in applications where a higher torque at lower speeds is required Because this configuration has the most inductance the performance will start to degrade at higher speeds In series mode the motors should also be run at only 70 of their rated current
13. logic inputs which are located on connector P1 to accept line Drive control signals These inputs are isolated to minimize or eliminate electrical noises coupled onto the drive control signals Recommend use line Drive control signals to increase noise immunity of the Drive in interference environments In the following figures connections to open collector and PNP signals are illustrated Driver VCC R 0 if VCC 5V R 1K Power gt 0 125W if VCC 12V R 2K Power gt 0 125W if VCC 24V R must be connected to control signal termina Figure 4 Connection to PNP signal common cathode 5 Connecting the Motor The M550 can drive any 2 pahse and 4 pahse hybrid stepping motors Connections to 4 lead Motors 4 lead motors are the least flexible but easiest to wire Speed and torque will depend on winding inductance In setting the Drive output current multiply the specified phase current by 1 4 to M550 Microstepping Driver Manual V1 0 determine the peak output current P2 A B B Figure 5 4 lead Motor Connections Connections to 6 lead Motors Like 8 lead stepping motors 6 lead motors have two configurations available for high speed or high torque operation The higher speed configuration or half coil is so described because it uses one half of the motor s inductor windings The higher torque configuration or full coil uses the full windings of the phases Half Coil Configurations As previously stated the half coi
14. m shipment out of factory During the warranty period Rayne Motors will either at its option repair or replace products which proved to be defective Exclusions The above warranty does not extend to any product damaged by reasons of improper or inadequate handlings by customer improper or inadequate customer wirings unauthorized modification or misuse or operation beyond the electrical specifications of the product and or operation beyond environmental specifications for the product Obtaining Warranty Service To obtain warranty service a returned material authorization number RMA must be obtained from customer service before returning product for service Customer shall prepay shipping charges for products returned to Rayne Motors for warranty service and Rayne Motors shall pay for return of products to customer Warranty Limitations Rayne Motors makes no other warranty either expressed or implied with respect to the product Rayne Motors specifically disclaims the implied warranties of merchantability and fitness for a particular purpose Some jurisdictions do not allow limitations on how long and implied warranty lasts so the above limitation or exclusion may not apply to you However any implied warranty of merchantability or fitness is limited to the 12 month duration of this written warranty Acceleration is set too high Shipping Failed Product ower supply voltage too low If your product fail during the warranty period
15. retically this will reduce motor heating to 36 due to P I R of the original value If the application needs a different standstill current please contact Rayne Motors 8 Wiring Notes In order to improve anti interference performance of the Drive it 1s recommended to use twisted pair shield cable To prevent noise incurred in PUL DIR signal pulse direction signal wires and motor wires should not be tied up together It is better to separate them by at least 10 cm otherwise the disturbing signals generated by motor will easily disturb pulse direction signals causing motor position error system instability and other failures If a power supply serves several Drives separately connecting the Drives is recommended instead of daisy chaining M550 Microstepping Driver Manual V1 0 It is prohibited to pull and plug connector P2 while the Drive is powered ON because there is high current flowing through motor coils even when motor is at standstill Pulling or plugging connector P2 with power on will cause extremely high back EMF voltage surge which may damage the Drive 9 Typical Connection A complete stepping system should include stepping motor stepping Drive power supply and controller pulse generator A typical connection 1s shown as figure 10 Controller 20 45 VDC Stepping Motor B R 0 if VCC 5V R 1K Power gt 0 125W if VCC 12V R 2K Power gt 0 125W if VCC 24V R must be connected to
16. to prevent over heating P2 A A B B Figure 8 8 lead motor series connections Parallel Connections An 8 lead motor in a parallel configuration offers a more stable but lower torque at lower speeds But because of the lower inductance there will be higher torque at higher speeds Multiply the per phase or unipolar current rating by 1 96 or the bipolar current rating by 1 4 to determine the peak output current Figure 9 8 lead motor parallel connections 6 Power Supply Selection The M550 can match medium and small size stepping motors from NEMA frame size 17 to 34 made by Rayne Motors or other motor manufactures around the world To achieve good driving performances it is important to select supply voltage and output current properly Generally speaking supply voltage determines the high speed performance of the motor while output current determines the output torque of the driven motor particularly at lower speed Higher supply voltage will allow M550 Microstepping Driver Manual V1 0 higher motor speed to be achieved at the price of more noise and heating If the motion speed requirement is low it s better to use lower supply voltage to decrease noise heating and improve reliability Note MEANWELL DRP 240 24 24VDC 240Watt power supply must be selected in order to make the whole system comply with UL standards for safety Regulated or Unregulated Power Supply Both regulated and unregulated power supplies can
17. y inside jumper J3 this signal is counter clock CCW pulse active at high level or low level set by inside jumper J1 J2 For reliable motion response DIR signal should be ahead of PUL signal by Sus at least 4 5V when DIR HIGH 0 0 5V when DIR LOW Please note that rotation direction is also related to motor Drive wiring match Exchanging the connection of two wires for a coil to the Drive will reverse motion direction Selecting Active Pulse Edge or Active Level and Control Signal Mode There are three jumpers J1 J2 and J3 inside the M550 specifically for selecting active pulse edge or effective level and control signal mode as shown in figure 2 Default setting is PUL DIR mode and rising edge active NPN and PNP control signal is on the contrary Afele nel 3032 J33 J2 a J1 J2 J3 open circuit b J1 J2 open circuit J3 short circuit PUL DIR mode and Active at rising edge NPN PUL DIR mode and active at falling edge NPN e e 2 EIU J3 42 HM 415 3231 c J2 J3 open circuit J1 shirt circuit d J1 J2 J3short circuit CW CCW mode and active CW CCW mode and active at low level The fixed level at high level The fixed level Figure 2 J1 J2 and J3 jumpers Connector P2 Configurations M550 Microstepping Driver Manual V1 0 4 Control Signal Connector P1 Interface The M550 can accept differential and single ended inputs including open collector and PNP output The M550 has 3 optically isolated
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