MLA10641 (User`s Guide)
Contents
1. E xs i Dimensions 4 9 6 T rue ott te 3 anne EE 16 ooo Hl 211 ous h 250 TERMINAL WITH V dS HOL ALES 250 TERMINAL WITH 2 D9 X 185 SLOT Lot0460 4 at EL lei E June 2012 10EMC1 Filter Continued Typical Insertion Loss Measured in closed 50 Ohm System 10EMC Common Mode Asymmetrical L G Differential Mode Symmetrical L L Minimum Insertion Loss Common Mode Assemetrical Line to Ground pm Frequency MHz Rating os oz a1 45 1 2 10 20 10 s 2 24 72 72 se so Differential Mode Symmetrical Line to Line Rm Frequency MHz Rating os oz 15 1 2 10 20 30 1A 14 15 12 33 54 58 47 34 Ordering Information Manufacturer Mouse SSD Power Line Fits TOA THI FASTON FLANGE MOUNT TE Goneciviy Coron EMG Power Dne Fiers 108 FASTON FLANGE MOUNT Darker COWITATND FILTER LINE RFT COMPACT DUAL TOA Mouser EALDNF4 250F18 3K Terminals DISCO FEMALE FULLY Peated Dea Paraat DFIR2SUF3K Terminals DISCO FEMALE FULLY nedted Discoenacls EA a 1010460 June 2012 Absolute Maximum Ratings Input Voltage 132 VAC Ouput Current 10 0 AMPS PEAK Max Plate Temperature 70 C Storage Temperature2. A10641 High Performance rostepp User s Guide ANAHEIM AUTOMATION 910 East Orangofair Lane Anaheim 92801 714 992 6990 fax 714 992 0471 e mail info anaheimautomation com website wwiwanahelmautomation com Lot0460 June 2012 MLA10641 High Performance Microstepping Driver Features Size 5 50 L x 2 96 W x 5 54 H High Torque Output Output Current 10 0 Amps Peak 200 to 12 800 stepsirev 1 2 5 8 10 16 32 and 64 selectable step operations Short Circuit Protection Over Temperature and Over Voltage Shutdown No Minimum Inductance Optical Isolation Motor ON OFF Input Introduction The MLA10641 high performance microstepping driver has an output current capability from 2 0 Amps minimum to 10 0 Amps maximum Peak Rating The MLA10641 driver operates with an AC voltage of 90 132 Volts The inputs are optically isolated with a minimum sourcing of 7 0 mA per input 5VDC minimum to 24VDC maximum The clock input is set to receive either positive or negative edge clocks with a maximum frequency of 400KHz The MLA10641 driver offers direction control and motor current ON OFF capabilities The Reduce Current Enabled function automatically reduces motor current to 50 of set value after the last step is made The driver has builtin features to indicate power on Green LED Clocks being received Yellow LED and fault conditions Red LED With the MLA10641 various step resolutions can be implem
3. 0 to 50 C Input Voltage For Isolated Inputs 24V at 7mA Fault Output Signal Open Collector max 30V 50mA optically isolated Electrical Specifications Dimension Drawing 1 i i iG Y 20188 4 PLCS gt dam L i MLATOSAT All units are in inches Figure 1 MLA10641 Dimensions 1010460 June 2012 Hook Up Drawings PULSE seneRaTon CLOCK clock 5 DIRECTION DIRECTION ONIOFF ONIOFF AC INPUT 90 132VAC FLT C yy FLT E HoT NEUTRAL EGND MLA10641 PHASE 1 PHASE A PHASE 2 B PHASE 4 B MOTOR GND Figure 2 Hook up for curent sinking inputs 1 Swi cumewr cLock seme 2laoc Ow swe m DIRECTION 4 too ON OFF Es 5 wore PHASE 1 A Fur 2 PHASE3 PWR I0ENCI PHASE 2 B AC INPUT HoT 1 Hor re 90 132VAC _ neurea 2 PHASE 4 3 t9 MLA10641 Figure 3 Hook up for current sourcing inputs 1010460 ANAHEIM AUTOMATION STEP MOTOR ANAHEIM AUTOMATION STEP MOTOR O June 2012 Motor Selection The MLA10641 is a bipolar microstep driver that is compatible with both bipolar and unipolar motor configurations i e 8 and 4 lead moto
4. 340A 85 100 15 75 75 180A 70 100 16 80A 360A 75 100 19 95A 95 190A 90 100 22 noa moa 220 100 100 25 125 125 250A 100 100 Figure 6 Table selection for Anaheim Automation molor current setings Anaheim Automation offers motor cable making hook ups quick and easy Contact the factory or visit our website for more motor and cable offerings Lot0460 June 2012 Microstep Selection DIP Settings Switches 2 3 and 4 of the DIP switch select the microstep resolution of the driver Table 7 shows the standard resolution values along with the associated positions for the select switches The standard waveforms are sinusoidal The steps rev are based on a 200 step rev motor 1 20 OFF ON ON Disabled 2 400 oF on o Disabled 5 1000 oF oF ON Disabled 8 1600 or or OFF Disabled 10 2000 or oF on on Disabled 16 3200 oF oF OFF Disabled 32 6400 or orc or on Disabled 64 12800 OFF OFF OFF OFF Disabled 1 20 on on ON Enabled 2 400 on Enabled 5 1000 on or Enabled on oe OFF Enabled 10 2000 on oF on on Enabled 16 a20 ON OF Enabled 32 6400 oF oF on Enabled 64 12800 oF or OFF Enabled Tabie 7 Microstep selecion on swich 1 Setting th
5. Wire and Over Current Conditions If it is found that there is a condition that causes on over current in the driver phase transistors the Red LED will turn on solid and power will be shut off to the motor To reset the drive turn power off check wiring and turn power back on Over Temperature and Over Voltage Conditions If it is found that there is an over temperature on the internal heat sink or an over voltage on the motor bus voltage the Red LED will blink and power will be shut off to the motor To reset the drive turn power off check wiring and turn power back on Lo10460 June 2012 Torque Speed Curves am b m MLA10641 with 34Y112 120VAC 60 Series m oria 888 Wih TAVA Parallel 00 oe X 5 ox x m reser Spedb 3472145 LW8 WIMLA10641 Divby 5 Parallel im Pa 1010460 June 2012 COPYRIGHT Copyright 2007 by Anaheim Automation All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of Anaheim Automation 910 E Orangefair Lane Anaheim CA 92801 DISCLAIMER Though every effort has been made to supply complete and accurate information in this manual the contents are s
6. e Output Current The output current on the MLA10641 is set by an onboard potentiometer This potentiometer determines the per phase peak output current of the driver The relationship between the output current and the potentiometer value is as follows Current 2 008 0 6 808 60 2 30A 10 750A 3 008 20 840A 4 008 30 950A 480A 40 70 004 575A 50 Table 8 Potentiometer values with respect to the output current Roter to Table 6 for specific motor current settings Although the MLA10841 has an internal fan current settings above 8 4Amps 80 may require additional cooling 1010460 June 2012 Reducing Output Current Reducing the output current is accomplished by setting switch 1 of the DIP switch to the ON po sition This should occur approximately after the last positive going edge of the step clock input The amount of current per phase in the reduction mode is approximately 50 of the set current Determining Output Current The output current for the motor used when microstepping is determined differently from that of a full half step unipolar driver In the MLA10641 a sine cosine output function is used in rotating the motor The output current for a given motor is determined by the motor s current rating and wiring configuration There is a current adjustment potentiometer used to set the output current of the MLA10641 This sets the peak output current of the sine cosine waves T
7. ented by the onboard DIP switch These divi sions range from 200 steps per revolution to 12 800 steps per revolution The bipolar drive configuration handles 4 6 and 8 lead motors Protection devices have been added to this driver for Phase to Phase Short Circuit Motor Mis Wire Over Temperature and Over Voltage conditions Pin Descriptions The Inputs on the MLA10641 are optically isolated with the anode and cathode both brought out to the user With no current going through the opto diode the input is considered high To enable the input a minimum of 7 0 mA needs to be sourced or sinked through the opto diode This is done simply by plac ing a voltage range of 5 to 24VDC across the two inputs of the opto diode If sinking current then all three anodes should be tied together to the voltage as shown in Figure 2 If sourcing current into the inputs all three cathodes should be tied together and grounded as shown in Figure 3 The MLA10641 also has an optically isolated Fault Output Signal This output has an open collector maximum voltage of 30V and can sink up to 50mA Optically Isolated Inputs and Output The following inputs and output to the MLA10641 are Optically Isolated Clock 182 Direction 3 amp 4 Oniot 5 amp 6 FautOu 7 amp 8 Table 1 Optically Isolated Pinout To enable an input apply a DC voltage source of 5VDC to 24VDC across the inputs The Anodes are pins 1 3 and 5 and the Cathode
8. hase 3 of the Step Motor Phase 2A Phase 2 of the Step Motor Phase 2B Phase 4 of the Step Motor Tabie 4 Pin descriptions for motor terminal block connector TBS Power Supply Requirements The MLA10641 has an input line voltage ranging from 90 132VAC 2 pin 1 is used as the hot terminal and is internally fused TB2 pin 2 is used as the neutral terminal and TB2 pin 3 is the EGND terminal The EGND terminal must be connected NOTE The 10EMC1 Filter is required at the power input of the MLA10641 driver 1010460 June 2012 10 1 Filter ications The 10EMC1 filter is required at the power input of the MLA05641 driver The 10ENCH filter is designed to remove EML RFI noise from the power line such as common and differential mode noises A fiter is usually located in a system right where the power meets the unit or driver so that EMI RFI does not affect the unit or be emitted from the power source such as a cord The 10 1 filter helps prevent damages to the system Max leakage current each Line to Ground Hipot rating one minute 120 VAC 60 Hz 21 mA Line to Ground 2250VDC 250 VAC 50 Hz 43 Line to Line 1450VDC Rated Voltage max 250 Operating Frequency 50 60 Hz Rated Current 10 rated current In Operating Ambient Temperature Range 10 C to 40 C Electrical Schematic LINE LOAD
9. he specified motor current which is the unipolar value is multiplied by a factor of 1 0 1 4 or 2 0 depending the motor configuration series half coil or parallel respectively Step Motor Configurations Step motors can be configured as 4 6 or 8 leads Each configuration requires a different current Refer to the lead configurations and procedures to determine their output current Warning Step motors will run hot even when configured correctly Damage may occur to the motor if a higher than specified current is used Most specified motor currents are maximum values Care should be taken to not exceed these ratings 6 Lead Motors When configuring a 6 lead motor in a half coil configuration connected from one end of the coil to the center tap multiply the specified per Phase or unipolar current rating by 1 4 to de termine the current setting potentiometer value This configuration will provide more torque at higher speeds when compared to the series configuration P1 P2 L P3 5 P4 x When configuring the motor is a series configuration connected from end to end with the cen ter tap floating use the specified per Phase or unipolar current rating to determine the current setting potentiometer value P1 P2 COM 1 3 X COM 24 IM A P3 P4 1010460 June 2012 4 Lead Motors Multiply the specified series motor current by 1 4 to determine the current adjustment potentiom eter value Four Lead Motors are usual
10. ly rated with their appropriate series current as opposed to the Phase Current which is the rating for 6 and 8 lead motors P1 P P4 8 Lead Motors Series Connection When configuring the motor windings in series use the per Phase or uni polar current rating to determine the current setting potentiometer value PA PD P2 OT p4 Parallel Connection When configuring the motor windings in parallel multiply the per Phase unipolar current rating by 2 0 to determine the current setting potentiometer value P1 P2 L annd P3 P4 NOTE After the current has been determined according to the motor connection above use Table 8 to choose the proper setting for the current setting potentiometer 1010460 June 2012 Connecting the Step Motor Phase 1 and 3 of the step motor is connected between pins 1 and 2 on the motor connector TB3 Phases 2 and 4 of the step motor are connected between pins 3 and 4 on the motor con nector TB3 The motor s case should be grounded to pin 5 on the motor connector TB3 for protection Refer to Figures 2 and for TYPICAL APPLICATION HOOK UP NOTE The physical direction of the motor with respect to the direction input will depend on the connection of the motor windings To reverse the direction of the motor with respect to the direc tion input swap the wires on Phase 1 and Phase 3 WARNING Do not connect or disconnect motor wires while power is applied Short Circuit Mis
11. rs and 6 lead center tapped motors Step motors with low current ratings and high inductance will perform better at low speeds pro viding higher low end torque Motors with high current ratings and low inductance will perform better at higher speeds providing more high end torque Higher voltages will cause the current to flow faster through the motor coils This in turn means higher step rates can be achieved Care should be taken not to exceed the maximum voltage of the driver Since the MLA10641 is a constant current source it is not necessary to use a motor that is rated at the same voltage as the supply voltage What is important is that the MLA10641 is set to the appropriate current level based on the motor being used Refer to the following chart for setting the current potentiometer based on the current code in the part number of the motor Examples of motor part numbers are shown below Anaheim Automation offers a comprehensive line of step motors in various frame sizes Contact the factory to verify motor compatibility with the MLA10641 Step Motor Current Setting Guide 02 10 2 08 E 15 304 20 04 204 20 404 0 30 05 25 25 50A 12 42 06 304 304 60 20 52 or 35 35A TOA 25 65 08 40A 40A 80A 30 75 09 ASA 45 904 85 10 50A 50A 100A 42 100 55 55 110A AT 100 12 60A 60 320A 52 100 13 65 180A 60 100 14 TOA 70A
12. s are pins 2 4 and 6 Lot0460 June 2012 1 8 Pin Input Terminal Description Step Clock Input Anode A positive going edge on this isolated input advances the motor by increment The size of the increment is dependent on the Microstep Select Inputs of Switch 1 2 Step Clock Input Cathode Direction Anode This isolated input is used to change the direction of the motor Physical direction also depends on the connection of the motor windings 4 Direction Cathode ONIOFF Anode This isolated input is used to enable and disable the output section of the 5 driver When HIGH open the outputs are enabled However this input does not inhibit the step clock ONIOFF cathode Fault Out C This is the collector of the optically Isolated fault output When NO fault occurs this 7 output will conduct current into the emitter Care must be taken to not pass more than SOmA of current through this transistor 8 Faut Out E This is the emitter of optically isolated fault output Table 2 Pin descriptions for input terminal block connector 1 TB2 3 Pin AC IN Terminal Description Pin Description 1 AC IN Hot 2 ACIN Neutral EARTH GROUND Must be connected Table 3 Pin descriptions for input terminal block connector TB2 TB3 5 Pin Input Terminal Description Pin Motor Ground Phase 1A Phase 1 of the Step Motor Phase 1B P
13. ubject to change without notice or obligation to inform the buyer In no event will Anaheim Automation be liable for direct indirect special incidental or consequential damages arising out of the use or inability to use the product or documentation Anaheim Automation s general policy does not recommend the use of it s products in life support applications wherein a failure or malfunction of the product may directly threaten life or injury Per Anaheim Automation s Terms and Conditions the user of Anaheim Automation products in life support applications assumes all risks of such use and indemnifies Anaheim Automation against all damages LIMITED WARRANTY All Anaheim Automation products are warranted against defects in workmanship materials and construction when used under Normal Operating Conditions and when used in accordance with specifications This warranty shall be in effect for a period of twelve months from the date of purchase or eighteen months from the date of manufacture whichever comes first Warranty provisions may be voided if products are subjected to physical modifications damage abuse or misuse Anaheim Automation will repair or replace at its option any product which has been found to be defective andis within the warranty period provided that the item is shipped freight prepaid with previous authorization RMA to Anaheim Automation s plant in Anaheim California TECHNICAL SUPPORT If you should require technical s
14. upport or if you have problems using any of the equipment covered by this manual please read the manual completely to see if it wll answer the questions you have If you need assistance beyond what this manual can provide contact your Local Distributor where you purchased the unit or contact the factory direct ANAHEIM A OMATION 1010460 June 2012
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