L010125 - BLD75-1 Series Users Guide.indd
Contents
1.2. RED Figure 8 AA2793 Transformer Specs 12 FL 4 49 VAC NL 12A FL RED L010125 April 2012 BLUE 14 9V NL c E m 110 1 VAC NOM S VAC MIN BROWN WHITE BRN SAMP 2 BLUE 14 9V NL gt _WHIE BLUE 140VAC MAX BLACK 13 VAC NOM 12 VAC MIN BROWN WHITE BHN lt lt BLUE 14 9V NL WHT BLUE BLACK WHITE BLK 290VAC 230VAC NOM 210 MIN WHIIE BHN WHIT BLUE 2 BLUE NC 14 9V NL WHT BLUE BLACK an gt 1259VAUC MAX 11 NOM 1 MIN WHITE BRN BLUE 14 9V NL WHT BLUE 2 23d3oVAC MAX 2ioVAU NOM 195VAC MIN WHITE BLK nA BROWN WHITE BRN JAMP BLUE 14 9V NL WHTI BLUE 2659VAC MAX 245VAC NOM 229VAU MIN WHITE BLK WHITE BHN Figure 9 Wiring for different line voltages for transformers with a 90 265VAC input L010125 April 2012 Dimension Drawings BED g MOTOR CURRENT TAMPS PHASE CONTINUOUS KICK CURRENT ADJUST 4 nanem BLD75 1 DRIVER MOTON CONTROL MADE EASY 203 DIA 2 PLACES 1 250 All units are in inches Ordering Information Chart Part Number Description AA2791B Transformer Single Output Secondaries 300VA 115VAC in Recommended AA2793 Transformer d Dual output Secondaries 300VA 90 265VAC in AA2977 CE Approved Transformer Single O
3. must be in the 2 3 position for this mode see Figure 4 and Table 1 Physical direction also depends on the motor wiring With the Dual Clock option clock pulses applied to the Clock input Terminal 6 cause the motor to step in the clockwise direction Clock pulses applied to the CCW input Terminal 5 cause the motor to step in the counterclockwise direction Jumper JP2 must be in the 1 2 position for this mode Either positive or negative going pulses may be used by setting jumpers in the appropriate position see Table 1 To determine which setting to use first consider the type of clock pulse output on the pulse generator or indexer controller If the clock output on the controller is open collector type sinking then use the negative going jumper setting If the clock output on the controller is a pnp or p channel sourcing type then use the positive going jumper setting If the clock output on the controller is a TTL CMOS type totem pole then either setting will work but the jumper setting should be chosen based on the level of the clock output when the controller is not pulsing then use the negative going jumper setting The clock inputs Clock and CCW are pulled up to 5VDC through a 10K resistor for negative going clock inputs or pulled down to OVDC through a 10K ohm resistor for positive going clock inputs The pullups pulldowns are followed by an RC filter See Figure 2 and Figure 3 Figure 2 Sourcing Cloc
4. BLD75 1 Bilevel Step Motor Driver User s Guide 910 East Orangefair Lane Anaheim CA 92801 714 992 6990 fax 714 992 0471 e mail info anaheimautomation com website www anaheimautomation com AA ANAHEIM AUTOMATION 4 UTOMATION L010125 April 2012 Features e Unipolar Operation 10 Amps per Phase Operating Current Kick Current 7 Amps per Phase Standstill Current 70 Volt Operation e Short Circuit Open Circuit High Voltage Low Voltage and Over Temperature Fault Detection Inputs accept 24VDC signals e Motor ON OFF Input Half Step and Full Step Operations Bilevel Driver Operation Fault LED and Fault Output e Detachable Terminal Block e Compact and Rugged Available in Driver Packs What is a Step Motor Driver A step motor driver is a device that takes input signals usually Clock and Direction and translates this information into phase currents in the motor Each time the step motor driver receives a pulse the step motor moves one step If the driver receives 200 pulses the motor moves 200 steps The motor steps at the same frequency as the clock pulses FIGURE 1 Step Motor Driver General Description The BLD75 is a step motor driver that can drive motors rated from 1 to 7 amps phase unipolar rating It can handle 6 lead and 8 lead motors This driver features a unipolar bilevel or dual voltage drive technique with short circuit open circuit over and under voltage and o
5. Fault Condition Short or Over Current Open Motor or Connection High Voltage Too High Low Voltage Too Low Over Temperature If a fault occurs reset the fault by applying a logic 0 to the Reset Fault Input 4 for at least 100ms or by cycling power off for at least 15 seconds After resetting try to run the motor again If the driver continues to fault check the conditions listed in the troubleshooting section on page 11 L010125 April 2012 Motor Connections Figure 5 is a hookup diagram for typical BLD75 driver applications The input signal connection must be separate from motor connections and all other possible sources of interference IMPORTANT NOTE When the motor cable between the driver and the step motor extends beyond 25 feet consult the factory Wiring Diagram The wiring diagram in Figure 5 shows the BLD75 with the AA2791 Transformer For wiring with the AA2793 Transformer refer to figure 9 BLACK BROWN ANAHEIM WHT BLK AUTOMATION WHT BRN TRANSFORMER mom QD1 QD2 QD3 QD4 VLV IN VHV IN EXTERNAL PULSE GENERATOR 1 RED ANAHEIM AUTOMATION 4 DIRECTION STEP MOTOR BLD75 1 11 WHITE 2 FAULT OUT 12 GREEN Power Supply Requirements The BLD75 must be powered by a recommended Anaheim Automation transformer The AA2791 transformer and the 2793 transformer are the most commonly used and are both rated for 300VA These transformers have a high volt
6. Input pin 4 for at least 100ms or by cycling power off for at lest 15 seconds After resetting try to run the motor again If the driver continues to fault check the conditions listed below Short One Blink This indicates that the driver or motor has a phase shorted or there is a short in the motor cable or wir ing Check the motor and the physical wiring for shorts If the driver continues to sense shorts after the motor and wiring are determined to be accurate then the output transistors should be checked using a multimeter as follows 1 Set the multimeter to diode test 2 Place the red lead on the ground pin 7 3 Touch the black lead to each phase pins 1 2 12 and 13 4 This should give readings between 0 450V and 0 550V 5 If any readings are significantly less than 0 450V then the unit has been damaged Open Two Blinks This indicates that there is an open or intermittent connection in one of the motor wires Check motor and the wiring for opens Another condition that may cause this type of fault is when a large motor is ramped down too quickly and it loses it position stalls High Voltage Too High Three Blinks This indicates that the input voltage of the transformer is too high Check the input voltage of the trans former to see if it is within the specified range Low Voltage Too Low Four Blinks This indicates that there is an excess amount of current being pulled from the driver or the input vol
7. age winding a low voltage winding and a logic volt age winding The AA2793 has two high voltage windings and two low voltage windings for power ing two BLD75 s The high voltage winding yellow and low voltage winding red plug into the quick disconnects on the back of the BLD75 see hookup diagram in Figure 5 The logic voltage winding orange is used to power up optional controllers When using one of these transform ers the nominal low voltage is 5 0 volts and the nominal high voltage is 60V The transformer voltages are shown in Figures 7 and 8 the physical dimensions are shown in Figure 6 For other transformers refer to ordering information chart or contact the factory L010125 April 2012 Transformer Drawings Figure 6 Transformer Dimensions Note The AA2793 transformer is the same physical size as the AA2791 but it has two sets of secondary windings to power two drivers and a dual primary winding for 115 230V operation BLUE e S1 ORG 15VAC NOM 14 9 VAC NL 50 60 HRTZ au ORG BLACK S1 ORG 105 MIN 10 5 VAC NL BLACK e 115 NOM 2A FL 105VAC MIN ds 125VAC MAX 115VAC NOM E 50 60 HRTZ WHT BLK 125 MAX 3 75A FL 50 60 HRTZ WHT BLK 52 YEL BLK BROWN 55 YEL BLK 39 6 VAC NL 39 6 VAC NL i 115VAC NOM 3 75 FL 125VAC MAX i 50 60 HRTZ WHT BRN Figure 7 AA2791 Transformer Specs sa RED BLK 4 49 VAC NL 24A FL 4 49 VAC NL
8. k Input 220 Figure 3 Sinking Clock Input Motor On Off Input The motor on off input allows de energizing a motor without disturbing the positioning logic After reen ergizing the motor a routine can continue This reduces motor heating and conserves power especially in a applications where motors are stopped for long periods and no holding torque is required If holding torque is required such as when lifting a load vertically then the motor must stay energized L010125 April 2012 Jumper Functions Locations Function JP1 JP2 JP3 3 1 FAULT POWER DENOTES 0VDC SET PROPER KICK CURRENT BEFORE OPERATING MOTOR AUTOMATION 2 3 Figure 4 Jumper Location Drawing Adjusting Kick Current By following the instructions on the cover use a small screwdriver to adjust the potentiometer Line up the potentiometer s arrow to the number corresponding to the motors rated current amps phase 4 4 45 3 79 1 N 17 N Example 1 23D104 Motor Set to 2 0A Example 2 34D314 Motor Set to 7 0A Fault Protection There are five types of fault detection When a fault is detected the driver turns off the motor current the red fault LED indicates which type of fault occurred and the Fault Output pin 10 goes low This output is able to stand off 50V and sink 50mA Refer to the table below for LED fault indications it of LED Blinks
9. nipolar 231 108 Torque Unipolar 180 144 128 112 8 oo m B4 TORQUE 48 32 16 08 200 180 160 140 120 H3MOd 20 25 30 SPEED RPS 250 4 3230308 Torque Unipolar 340109 Torque Unipolar 200008 Power oe 340109 Power 225 175 150 125 100 TORQUE oz in 7B BLD75 Series with 23D309 and 34D109 SHEA H3MOd BLD75 Series with 34N1 12 and 34N214 TOO 12 pee JAN 12 Power 560 Pawg 490 420 TORQUE oz in 210 140 4 ro 20 25 3 SPEED RPS L010125 LInipeolar E MNP 14 Torque Linipolar TORQUE oz in TORQUE TORQUE 250 225 200 175 150 2500 2250 2000 1790 1500 1250 1000 BLD75 Series with 23L210 and 23L31 0 23 210 ioris 23L310 Torque Unipolar 23 210 Power 281310 Z E H3MOd L na e LV 20 25 SPEED RPS BLD75 Series with 34D213 and 34D314 340212 a Unipolar 340974 Tarqua Linemolar 340213 Power 340914 Power 300 270 240 210 180 150 120 H3MOd BLD75 Series with 42N214 and 42K214 400 42N214 Torque Unipolar AIk d Torque Unipolar 260 424 14 Power 426214 Power 320 z280 2 m 200 E 180 4 L 120 20 25 30 SPEED RPS April 2012
10. tage to the transformer is too low to provide the amount of current needed by the low voltage winding Check the input voltage of the transformer to see if the voltage is within the specified range Over Temperature Five Blinks This is caused by the heat sink reaching a temperature of 80 C Make sure proper ventilation or an ad ditional heat sink is provided so the temperature does not reach this level If a factory repair is required contact Anaheim Automation for a RMA 800 345 9401 or 714 992 6990 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 subject 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 its products in life support applications wherein a failure or malfunction of the product may directl
11. to 5VDC OVDC through a 10k ohm resistor based upon JP2 selection Direction Control Pin 5 Logic 1 open CW Logic 0 CCW Excitation Mode Select Pin 8 Logic 1 open Half step Logic 0 Full step Power ON OFF Pin 9 Logic 1 open motor current on Logic 0 motor current off Fault Output Pin 10 This output is an open drain output Conducting pulled to ground with a fault open under normal opera tion 50V Stand Off with current sink of 50mA Max Output Current Rating Pins 1 2 3 11 12 and 13 10 Amps phase maximum operating current 7 0 Amps phase maximum standstill current over the op erating voltage and temperature range Motor phase ratings of 1 0 Amp minimum are required to meet the minimum kick level Power Requirement Anaheim Automation recommended transformer Refer to ordering information chart Operating Temperature 0 to 60 degrees C It is recommended that the aluminum driver baseplate be mounted on a larger aluminum plate or similar heat conducting structure whenever possible This will prevent the driver baseplate from overheating and degrading driver reliability Fan cooling is also recommended to eliminate hot spots on the heat sink Fusing A 5 Amp Fast Blow fuse in series with the primary winding of the transformer is required L010125 April 2012 Troubleshooting If a fault occurs reset the fault by applying a logic 0 to the Reset Fault
12. utput Secondaries 300VA 90 265VAC in L010125 April 2012 13 Pin Terminal Description Terminal Description 6 Lead Motor 8 Lead Motor Motor Phase 1 Red Orange Motor Phase 3 Red White Motor Common 1 amp 3 Orange White amp Black White 7775 Drectioncom id 77 6 eek a ewe HarsspFuiSep _ 0 ramosa _ 77712 wowPmase2 Green oo Motor Compatibility Sample List more motors available Standard Motors D Series High Torque Motors Y Series Part Unipolar Rating Part Unipolar Rating Add suffix S for single ended shaft or suffix D for double ended shaft Notes Other motors not listed above may be compatible with this driver Anaheim Automation carries a full line of standard and high torque step motors Contact the factory re garding compatibility See back cover for speed torque curves L010125 April 2012 Specifications Control Inputs All Pins 5 6 8 9 TTL Compatible Logic 0 0 to 0 8 V Logic 1 3 5 to 24 0V Fault Reset Pin 4 Logic 1 open Driver enabled and Fault detection enabled Logic 0 Resets a Fault condition driver is disabled when this input is low This input must be held low for at least 100ms Clock Inputs Pins 5 and 6 Pulse required 15 microseconds minimum The clock input is pulled up down internally
13. ver temperature detection with a Fault LED and output A transformer is required to power up the driver Bilevel Drive The basic function of a motor driver is to provide the rated motor phase current to the motor windings in the shortest possible time The bilevel driver uses a high voltage to get a rapid rate of current rise in the motor windings in the least amount of time When reaching the present trip current the driver turns off the high voltage and sustains the current from the low voltage supply Half Step Full Step Users have a choice of full step operation of half step operation Full step operation occurs by ener gizing two phases at a time rotating a typical motor 1 8 degrees per step Half step operation occurs by alternately energizing one and then two phases at a time rotating the motor 0 9 degrees per step Full step operation is suggested for applications that specifically require that mode such as when retro fitting existing full step systems L010125 April 2012 Clock Modes The BLD75 has two clock options Clock and Direction or Dual Clock operation Jumper JP2 is used to select the clock option Basically JP2 selects Terminal 5 as either the Direction input or the CCW input With the Clock and Direction option most common option clock pulses applied to the Clock input Termi nal 6 cause the motor to step The direction of the motor is determined by the logic level of the Direction input Terminal 5 Jumper JP2
14. y 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 and is 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 support or if you have problems using any of the equipment covered by this manual please read the manual completely to see if it will 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 L010125 April 2012 Open Loop Torque Speed Curve BLD75 Series with 23L004 and 23L1 3 OO Torque U
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