User `s Manual
Contents
1. 91 0 ni iB WON INT t a 79046 o BI smogas vor 801501559808 OLEBOLIB BANDI 0000 10 KINOSHOLOW ve SNOLINGHSNd yoy n i 0 i Qi NW 5 45 4 DON ek 501501 Mos 3 018 amp Am 1 n 10080 JLIROWD SNITITN Wand WIISWOLLNLOd ws 094087 Lads xww MEM ISO GRE Ly poi dio 9 9 5 NOL 6 TW OSX ovy WIN A Coa 2480334 390A 2 0 a m x 081 06 oss 5 OMS vini o Figure 19 MM301U and MM311U Block Diagram Troubleshooting 47 Replacement Parts Replacement parts are available from Minarik Corporation and its distributors for this drive series Table 3 Replacement Parts Model No Symbol Description Minarik P N MM301U D501 502 503 20 800 Diode D8020L 071 0039 503 150122 060 0106 R501 01 Ohm 5 W Resistor 032 0129 SCR501 502 800 20 SCR S8020L 072 0043 T501 DST 436 Transformer 230 0072 FU501 502. UI 10979 Zosms Losms LN S3HO1IMS Ode sasn4 ov 39VLI0A INN 0SMS HOLIMS 30193736 BOVLIOA 3 inivWalv Sx9018 TIWNIWHSLL IYNLYWYY 50018 TWNIWH3L 07914 39079 BOVLIOA Figure 2 300 Series Layout Installation Wiring Use 12 AWG wire for the AC line voltage L1 and L2 motor armature A1 and A2 and dynamic brake resistor if used Use 18 AWG wire for logic field output speed adjust potentiometer tachogenerator etc Twist logic wires to avoid picking up unwanted electrical noise Use shielded cable if wires are longer than 12 inches 30 cm Do not bundle logic wires with power carrying wires This can cause erratic operation Keep logic wires in a conduit separated by at least 2 inches from power carrying wires Do not allow logic wires to travel in parallel to power carrying wires for more than 1 inch It may be necessary to earth ground the shielded cable If noise is produced by devices other than the drive ground the shield at the drive end If noise is generated by a device on the drive ground the shield at the end away from the drive Do not ground both ends of the shield 6 Installation Shielding guidelines Warning Under no circumstances should power and logic leads be bun dled together Induced voltage can cause unpredictable behav ior any electronic device including motor controls As a
3. Installation 9 Table 1 Recommended Line Fuse Sizes 90 VDC Motor 180 VDC Motor Max DC Armature AC Line Fuse Horsepower Horsepower Current amps Size amps 1 20 1 10 0 5 3 1 15 1 8 0 8 3 1 8 1 4 1 5 5 1 6 1 3 1 7 5 1 4 1 2 26 8 1 3 3 4 3 5 8 1 2 1 5 0 10 3 4 11 2 7 6 15 Corporation offers a 63 mA pico fuse part number 050 0081 which protects the the transformer and logic 10 Installation Speed adjust potentiometer Install the circular insulating disk between the mounting panel and the 10K ohm speed adjust potentiometer see Figure 3 Mount the speed adjust potentiometer through a 0 38 inch 10 mm hole with the hardware provided Twist the speed adjust poten tiometer wire to avoid picking up unwanted electrical noise If potentiometer leads are longer than 18 inches 46 cm use shielded cable Alternate speed adjust potentiometer connections may be found in the Application Notes section of this user guide Note The user may choose to install a 5K ohm speed adjust potentiometer howev er the MIN SPD and MAX SPD trimpots must be recalibrated if the 5K ohm poten tiometer is used MOUNT THROUGH 0 38 10 HOLE SPEED ADJUST POTENTIOMETER INSULATING DISK POT TAB ASSIGNMENTS PANEL Figure 3 Speed Adjust Potentiometer Installation 11 Cage clamp terminals Logic connections are made to a cage clamp terminals To insert a wire into the cage
4. clamp terminal 1 Press down on the lever arm using a small screwdriver 2 Insert wire into the wire clamp 3 Release the lever arm to clamp wire Figure 4 Cage Clamp Terminal 12 Installation Connections Motor Connect a motor to terminals A1 and A2 as shown in Figure 5 Ensure that the motor voltage rating is consistent with the drive s output voltage Minarik drives supply motor voltage from A1 and A2 terminals TB501 It is assumed throughout this manual that when is positive with respect to A2 the motor will rotate clockwise CW while looking at the output shaft protruding from the front of the motor If this is opposite of the desired rotation simply reverse the wiring of A1 and A2 with each other Installation 13 10K Ohm Speed Adjust Potentiometer T N O N C Start Stop PUSHBUTTONS Connect B1 to B3 if pushbuttons are not used ARMATURE TACHOGENERATOR OUTPUT optional 230 VAC Field Output Shunt wound motors only See Field Output section for connections See Note 4 Figure 5 MM301U and MM311U AC Line Motor and Field Connections 14 Installation Power Input Connect the AC line power leads to terminals L1 and L2 and install a master power switch in the voltage input line as shown in Figure 5 The switch contacts should be rated at a minimum of 250 volts and 200 of maximum drive current Field output The field output is f
5. RPM 1750 RPM 5 ADC 2 5 ADC 1 4 1 4 90 VDC 90 VDC 1750 RPM 1750 RPM 1 4 ADC 1 2 ADC Figure 12 Typical CURRENT LIMIT IR COMP Settings for MM311U and 3010 actual settings may vary with each application Calibration 33 ACCELERATION ACCEL The ACCEL setting determines the time the motor takes to ramp to a higher speed within the limits of available torque The ACCEL setting is factory set for its fastest acceleration time full CCW To calibrate ACCEL 1 Set the speed adjust potentiometer or input signal for minimum speed The motor should run at minimum speed 2 Set the speed adjust potentiometer or input signal to maximum speed and meas ure the time it takes the motor to go from minimum to maximum speed 3 If the time measured in step 2 is not the desired acceleration time turn the ACCEL trimpot CW for a slower acceleration time or CCW for a faster acceleration time Repeat steps 1 through 3 until the acceleration time is correct DECELERATION DECEL The DECEL setting determines the time the motor takes to ramp to lower speed with in the limits of available torque The DECEL setting is factory set for its fastest decel eration time full CCW 34 Calibration To calibrate DECEL 1 Set the speed adjust potentiometer or input signal for maximum speed The motor should run at maximum speed Set the speed adjust potentiometer or input signal for minimum speed and measure
6. by a combination of ambi ent conditions and high current spikes i e reversing Field circuit is open MIN SPD and MAX SPD settings are too high Motor field connections are loose shunt wound motors only Motor is demagnetized Tachometer leads are reversed Troubleshooting 43 Suggested Solutions 1 Check that line fuses are correct for motor size page 9 2 Check motor cable and armature for shorts 3 Add a blower to cool the drive components or decrease the duty cycle of the system 4 Send drive to Minarik repair department 1 Recalibrate MIN SPD and MAX SPD 2 Check motor field connec ions 3 Check for proper braking echnique and method by which power is cycled 4 Check tachometer connec ions 44 Troubleshooting Line fuse does not blow but the motor does not run Possible Causes Speed adjust pot voltage input signal or current input signal set to zero speed Speed adjust pot voltage input signal or current input signal not connected to drive input properly connec tions are open 52 is shorted to 51 Drive is in current limit Drive is not receiving AC line voltage Motor is not connected B1 not connected to B3 if START STOP push buttons are not used Suggested Solutions 1 Increase the speed adjust pot voltage or current set ting Check connections to input Verify that connec tions
7. eet eee e Pep es Eire a 34 Application Notes 36 Multiple fixed speeds IRR PLE bd 36 Adjustable speeds using potentiometers in series 36 Independent adjustable speeds 37 hori MOT 38 RUN JOG SWIICh o e Pe Herr ee PLI Ete e 40 Reversing with a DIGI LOK Controller Model DLC600 41 IV Troubleshooting Certificate of Compliance Unconditional Warranty Illustrations Fig Description Page 1 MM301U and MM311U Dimensions 3 2 MM300 Series Layout 4 3 Speed Adjust Potentiometer 10 4 Cage Clamp Terminal 11 5 MM301U and MM311U AC Line Motor and Field Connections 13 6 Signal Follower Connection 16 7 Slide Switches ei EH ead 18 8 Current Limit and 21 9 Run Decelerate to Minimum Speed Switch 23 10 Dynamic Brake Connection 24 11 Calibration Trimpot Layout 27 12 Typical CURRENT LIMIT and IR COMP Settings for MM311U an
8. either armature or tachometer feedback 36 Application Notes Multiple fixed speeds Replace the speed adjust potentiometer with series resistors with a total series resist ance of 10K ohms Figure 13 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds TOTAL SERIES RESISTANCE 10K OHMS Figure 13 Multiple Fixed Speeds Adjustable speeds using potentiometers in series Replace the speed adjust potentiometer with a single pole multi position switch and two or more potentiometers in series with a total series resistance of 10K ohms Figure 14 shows a connection for fixed high and low speed adjust potentiometers Application Notes 37 CW 5K OHM CW 5K OHM Figure 14 Adjustable Fixed Speeds Using Potentiometers in Series Independent adjustable speeds Replace the speed adjust potentiometer with a single pole multi position switch and two or more potentiometers in parallel with a total parallel resistance of 10K ohms Figure 15 shows the connection of two independent speed adjust potentiometers that can be mounted at two separate operating stations 38 Application Notes 20K SPEED 1 OHM Figure 15 Independent Adjustable Speeds Reversing A dynamic brake may be used when reversing the motor direction Figure 16 Use a two pole three position switch rated for at least the maximum DC armature voltage and maximum braking curr
9. general rule Minarik recommends shielding of all conductors If it is not practical to shield power conductors Minarik recommends shielding all logic level leads If shielding logic level leads is not practical the user should twist all logic leads with themselves to minimize induced noise It may be necessary to earth ground the shielded cable If noise is produced by devices other than the drive ground the shield at the drive end If noise is generated by a device on the drive ground the shield at the end away from the drive Do not ground both ends of the shield If the drive continues to pick up noise after grounding the shield it may be necessary to add AC line filtering devices or to mount the drive in a less noisy environment Logic wires from other input devices such as motion controllers and PLL velocity con trollers must be separated from power lines in the same manner as the logic I O on this drive Installation 7 Chassis Drives MM301U 3110 Mounting Mount the drive with its board in either a horizontal or vertical plane Four 0 188 inch 4 8 mm wide slots in the chassis accept 8 pan head screws The chassis units do not have to be earth grounded If you choose to ground the chas sis use a star washer beneath the head of at least one of the mounting screws to pen etrate the anodized chassis surface and to reach bare metal Drive components are sensitive to electrostatic fields Avoid contact with th
10. unexpired portion of the original war ranty only If for any reason any of the foregoing provisions shall be ineffective the Corporation s liabili ty for damages arising out of its manufacture or sale of equipment or use thereof whether such liability is based on warranty contract negligence strict liability in tort or otherwise shall not in any event exceed the full purchase price of such equipment Any action against the Corporation based upon any liability or obligation arising hereunder or under any law applicable to the sale of equipment or the use thereof must be commenced within one year after the cause of such action arises 52 Notes OTHER PRODUCTS MINARIK DRIVES nm C4XL3200A DLC600 MINARIK DRIVES www minarikdrives com 14300 De La Tour Drive South Beloit IL 61080 Phone 800 646 2745 Fax 800 624 6960 Document number 250 0175 Revision 8 Printed in the U S A 10 05
11. 2 15 Fuse Normal Blow 050 0018 Heat Sink 223 0252 10K Ohm Potentiometer Kit 202 0003 63mA Pico fuse 050 0081 MM311U Same as MM301U except R501 5 W Resistor 032 0100 FU501 502 5A Fast Acting Fuse 050 0022 48 Certificate of Compliance Minarik Corporation hereby certifies that its MM300 series drives have been approved to bear the CE mark provided the conditions of approval listed in Exhibit have been met by the end user The MM300 series has been tested to the following test specifications EN55011 1991 emissions EN50082 1 1992 immunity Compliance allows Minarik s MM300 series to bear the CE mark The end user as described herein falls into one of two categories 1 The Consumer will deploy a stand alone unit as an integral yet external portion of the machine he she is operating 2 The Original Equipment Manufacturer OEM will implement the product as a com ponent of the machine being manufactured Exhibit A In addition to EMI RFI safeguards inherent in the MM300 series design external filtering is required Minarik requires the Corcom filters listed in Table 6 If the exact filter is not available the specifications are as follows L 1 73 0 03 milliHenries 0 27 0 54 microFarads X 0 0055 microFarads R 330Kohms Rated current 1 4 times maximum DC motor current Filter type Balanced 2 section Certificate of Compliance Table 4 Corco
12. MM300 Series MODELS MM301U MM311U s Jesp Isolated Input Dual Voltage Variable Speed SCR Drives for Brush Motors Copyright 2005 by Minarik Corporation All rights reserved No part of this manual may be reproduced or transmitted in any form without written permission from Minarik Corporation The information and technical data in this manual are subject to change without notice Minarik Corporation and its Divisions make no warranty of any kind with respect to this material including but not limited to the implied warranties of its merchantability and fitness for a given purpose Minarik Corporation and its Divisions assume no responsibility for any errors that may appear in this manual and make no commitment to update or to keep current the information in this manual Printed in the United States of America A Safety Warnings This symbol A denotes an important safety tip or warning Please read these sec tions carefully prior to performing any of the instructions contained in that section Have a qualified electrical maintenance technician install adjust and service this equipment Follow the National Electrical Code and all other applicable electrical and safety codes including the provisions of the Occupational Safety and Health Act OSHA when installing equipment Reduce the chance an electrical fire shock or explosion by proper grounding over current protection thermal protection an
13. Press STOP pushbutton to coast motor to a stop Diagnostic LEDs 300 Series drives are equipped with two diagnostic LEDs see Figure 8 for LED location The red current limit LED turns on whenever the drives reaches current limit and stays off whenever the drive is not in current limit normal operation The green power LED turns on whenever AC line voltage is applied to the drive and stays off whenever there is no AC line voltage applied to the drive u SCR502 CURRENT LIMIT o CL LED C505 91 POWER Se 50 PWR LED URRENT Figure 8 Current Limit and Power LEDs 22 Line starting and line stopping Line starting and line stopping applying and removing AC line voltage is recom mended for infrequent starting and stopping of a drive only When AC line voltage is applied to the drive and a START is commanded the motor accelerates to the speed set by the speed adjust potentiometer or analog input signal When AC line voltage is removed the motor coasts to a stop Decelerating to minimum speed The circuit shown in Figure 9 may be used to decelerate a motor to a minimum speed Closing the switch between S1 and S2 decelerates the motor from set speed to a minimum speed determined by the MIN SPD trimpot setting If the MIN SPD trim pot is set full CCW the motor decelerates to zero speed when the switch between S1 and S2 is closed The DECEL trimpot setting determines the rate at which the d
14. The OEM may choose to provide alternative filtering that encompasses the Minarik drive and other electronics within the same panel The OEM has this liberty because CE is a machinery directive Whether or not every component in the OEM s machinery meets CE the OEM must still submit his machine for CE approval Thus no component must necessarily meet CE within the machine as long as the OEM takes the necessary steps to guarantee the machine does meet CE By the same token even if every component in the OEM s machine does meet CE the machine will not necessarily meet CE as a machine Use of CE approved wiring practices such as proper shielding and the filters listed in Exhibit A guarantee the drive will meet EN55011 1991 emissions standard and EN50082 1 1992 immunity standard 51 Unconditional Warranty A Warranty Minarik Corporation referred to as the Corporation warrants that its prod ucts will be free from defects in workmanship and material for twelve 12 months or 3 000 hours whichever comes first from date of manufacture thereof Within this warranty period the Corporation will repair or replace at its sole discretion such products that are returned to Minarik Drives 14300 De La Tour Drive South Beloit IL 61080 USA This warranty applies only to standard catalog products and does not apply to specials Any returns for special controls will be evaluated on a case by case basis The Corporati
15. Voltage 230 VAC 100 VDC F1 to L1 200 VDC F1 to F2 Maximum Field Current 1 ADC Acceleration Time Range with no load 1 11 seconds Deceleration Time Range with no load 1 11 seconds Analog Input Voltage Range S1 to S2 0 10 VDC or 4 20 mADC Input Impedance S1 to S2 gt 100K ohms Load Regulation of base speed with Armature Feedback with Tachogenerator Feedback 1 or better 0 1 Vibration 0 5G max 0 50 Hz 0 1G max gt 50 Hz 2 Specifications Ambient Temperature Range Open Chassis 10 C 55 C Weight Open Chassis 2 1 Ibs 953 grams Tachogenerator Feedback Voltage Range 7 50 VDC per 1000RPM Dimensions 0 76 19 4 46 113 3 00 76 1 9 48 4 e 19 0 98 25 6 30 160 6 90 175 SIX 6 MOUNTING SLOTS 0 18 5 WIDE x 0 30 8 DEEP ALL DIMENSIONS IN INCHES MILLIMETERS Figure 1 MM301U and MM311U Dimensions Dimensions 2054 S9018 TWNINYAL 9934 3015 1913 WANINIW ONY SOC IB pasa o sr POSMS HLOIMS 30193195 Mal3WoliNarod INNOIS J9VNONLNIYYND isnrav aaads 2018 WNIWYAL HO1VH3N39OHOVL 09 si313WOLIN310d S3AWIMLL HOLVH3N390HOVL 0Sd SH3LAWOILNSLOd M3WI4L13930 1329V 4313 AOL N310d S3WIAPHL LIN INS 90Sd H3LAWOILNALOd
16. are not open Remove short Verify that motor is not jammed Increase CUR RENT LIMIT setting if it is set too low Apply AC line voltage to 11 and L2 Connect motor to A1 and A2 7 Connect B1 to B3 Troublshooting 45 Possible Causes Problem Suggested Solutions 1 Line fuses are the wrong size 1 Check that line fuses are Line fuse blows Motor runs too fast at maximum speed setting Motor cable or armature is shorted to ground Nuisance tripping caused by a combination of ambient condi tions and high current spikes i e reversing Field circuit is open MIN SPD and MAX SPD set tings are too high Motor field connections are loose shunt wound motors only Motor is demagnetized Tachometer leads are reversed correct for motor size page 9 Check motor cable and armature for shorts Add a blower to cool the drive components or decrease the duty cycle of the system Send drive to Minarik repair department Recalibrate MIN SPD and MAX SPD Check motor field connec ions Check for proper braking echnique and method by which power is cycled 4 Check tachometer connec ions Troubleshooting 46
17. d MM301U actual settings may vary wtih each application 32 13 Matpa Fiod Speeds ces cmt arme uta 36 14 Adjustable Fixed Speeds Using Potentiometers in Series 37 15 Independent Adjustable Speeds 38 16 Reversing Circuit Connection 39 17 RUN JOG Switch Connection to Speed Adjust Potentiometer 40 18 Reversing with 600 41 19 3010 and MM311U Block Diagram 46 Tables Fig Description Page 1 Recommended Line Fuse Sizes 9 2 Field Output Connections for Chassis 14 3 Replacement Paris tr dh Oe 47 4 Corcom Filters 2 iccc eno eee ta tee 49 5 Minarik Filters tex t ee Sed Sew Se Baie tek Ae kd 49 Specifications Max Armature HP Range HP Range Current with 115 VAC with 230 VAC Model Amps DC Applied Applied MM301U 10 0 1 4 1 1 2 2 MM311U 3 0 1 20 1 8 1 10 1 4 AC Line Voltage 115 VAC or 230 V AC 50 or 60 Hz 1 Phase Armature Voltage 115 VAC Input 0 90 VDC Armature Voltage 230 VAC Input 0 180 VDC Form Factor 1 37 at base speed Field Voltage 115 VAC 50 VDC F1 to L1 100 VDC F1 to F2 Field
18. d enclosure Follow sound mainte nance procedures It is possible for a drive to run at full speed as a result of a component failure Please ensure that a master switch has been placed in the AC line to stop the drive in an emergency This drive is isolated from earth ground Circuit potentials are at 115 VAC or 230 VAC above earth ground Avoid direct contact with the printed circuit board or with circuit elements to prevent the risk of serious injury or fatality Use a non metallic screwdriver for adjusting the calibration trimpots Contents Safety Warrilnigs Asst tas 62 i eus seeds oe As i Specifications Ert YI E xls EI AH Ot 1 DIMENSIONS Hh EINE NIB BE EISE goes en 3 Installation RES VO IR Erde etis 5 223 Ao es athe A heme et iat 5 Shielding Guidelines 7 253 0e Peed E Uds BOE 6 Chassis Drives MM301U MM311U 7 ordered etra tag F Heatsinking airna e wd sok eh E Bs NAA Md E 8 line FUSING z xa det ext ENOK E aha Get hea 8 Speed adjust potentiometer 10 Gage clamp terminals CERE WERL 11 Gonfiecliors i ssec eem Af IR EA es 12 MONO i os ale pete E e EUR ake Un dade tate eae e 12 Power Inp
19. e circuit board directly Hold the drive by the chassis only Protect the drive from dirt moisture and accidental contact Provide sufficient room for access to the terminal block and calibration trimpots Mount the drive away from other heat sources Operate the drive within the specified ambient operating temperature range Prevent loose connections by avoiding excessive vibration of the drive 8 Installation Observe the following guidelines when installing an isolation transformer A power disconnecting device must be installed between the power line and primary of the transformer If the power disconnecting device is a circuit breaker the circuit breaker trip rating must be coordinated with the in rush current 10 12 times full load current of the transformer Heatsinking The MM301U and MM311U contain sufficient heat sinking in its original configuration No additional heat sinking is necessary when installed in accordance with the guide lines specified in this instruction manual The chassis plate acts as the thermal heatsink Line fusing MM300 Series drives have line fuses mounted on fuse holders 501 and 502 FU501 and FU502 See the Replacement Parts section for preinstalled line fuse size When replacing the line fuses use fast acting fuses rated for 250 VAC or higher and at least 20095 of the armature current See Figure 2 page 4 for fuse holder location and Table 1 for recommended line fuse sizes
20. e the speed adjust potentiometer clockwise CW The motor slowly accelerates as the potentiometer is turned CW Continue until the desired speed is reached 4 Remove AC line voltage to coast the motor to a stop Speed adjust potentiometer input with START STOP pushbuttons 1 Turn the speed adjust potentiometer full counterclockwise CCW 2 Apply AC line voltage 3 Press the START pushbutton 4 Slowly advance the speed adjust potentiometer clockwise CW The motor accel erates as the potentiometer is turned clockwise Continue until desired speed is reached 5 Press STOP pushbutton to coast motor to a stop Analog signal input no START STOP pushbuttons It is necessary to wire a jumper between B1 and B3 if no START STOP switches are to be used 1 Set the analog signal so that it is at its lowest level OV or 4mA 2 Apply AC line voltage 3 Slowly increase the analog signal The motor accelerates as the signal is increased Continue increasing signal until desired speed is reached 4 Remove AC line voltage to coast the motor to a stop Operation 21 Analog signal input with START STOP pushbuttons 1 Set the analog signal so that it is at its lowest level OV or 4mA 2 Apply AC line voltage 3 Press the START pushbutton 4 Slowly increase the analog signal and press the start pushbutton The motor accel erates as the signal is increased Continue increasing signal until desired speed is reached 5
21. ent Wait for the motor to stop completely before switching it to either the forward or reverse direction See the Dynamic braking section page 23 for sizing the dynamic brake resistor Application Notes 39 Dynamic Brake Resistor Figure 16 Reversing Circuit Connection 40 Application Notes RUN JOG switch Using a RUN JOG switch is recommended in applications where quick stopping is not needed and frequent jogging is required Use a single pole two position switch for the RUN JOG switch and a single pole normally closed momentary operated pushbut ton for the JOG pushbutton Connect the RUN JOG switch and the JOG pushbutton as shown in Figure 17 When the RUN JOG switch is set to JOG the motor decelerates to minimum speed mini mum speed is determined by the MIN SPD trimpot setting Press the JOG pushbut ton to jog the motor Return the RUN JOG switch to RUN for normal operation 10K OHM SPEED POT JOG PUSHBUTTON Figure 17 RUN JOG Switch Connection to Speed Adjust Potentiometer Application Notes 41 Reversing with a DIGI LOK Controller Model DLC600 A DIGI LOK controller model DLC600 can be used in a reversing application The DIGI LOK must be inhibited while braking Without the inhibit feature the DIGI LOK will continue to regulate This will cause overshoot when the DIGI LOK is switched back to the drive Figure 18 shows the connection of the reversing circuit to a MM300 series dr
22. ive and to a DLC600 Note Only one DLC option Optical Encoder or Magnetic Pickup may be used at a time MINARIK DRIVE Dynamic Brake Resistor DLC600 Inhibit Leads Common Optical Encoder Magnetic Pickup Figure 18 Reversing with a DLC600 42 Troubleshooting Warning Dangerous voltages exist on the drive when it is powered When possible disconnect the drive while troubleshooting High voltages can cause serious or fatal injury Check the following steps before proceeding 1 The AC line voltage must be balanced and match the voltage on the drive name plate 2 On dual voltage drives check that the slide switches are set to the correct posi tion 3 The motor must be rated for the drive s rated armature all motors and field out puts shunt wound motors only 4 Do not make any connections to F1 and F2 when a permanent magnet motor is used 5 Terminal block connections should be consistent with the connections shown in this manual 6 Check that line fuses FU501 and F502 are properly sized and not blown For additional assistance contact your local Minarik distributor or the factory direct PHONE 800 MINARIK or 800 646 2745 FAX 800 624 6960 Line fuse blows Motor runs too fast at maximum speed setting Possible Causes 1 Line fuses are the wrong size Motor cable or armature is shorted to ground Nuisance tripping caused
23. m Filters 49 Nameplate Current of Motor Wired to the Drive Corcom Filter Part Number 0 to 4 amps 6VV1 4 1 to 13 amps 20VV1 The filters in Table 6 must be wired to the AC output of the drive as close to the drive as possible The ground connection from the filter must be wired to solid earth ground resistance less than 500 ohms not machine ground This is very important If the end user is using a CE approved motor the correct filter from Table 6 is all that is necessary to meet the EMC directives listed herein If the end user is not using a CE approved motor Minarik CEXXMM fil ter must be deployed on the output XX is the rated current on the filter The CE20MM is a Real Pole Balanced Pi 3 pole filter If the exact filter is not available the specifications are as follows 8 11 2 0 8 milliHenries C amp C1 2 0 1 microFarads 400W VDC Rin 0 1 ohm Rout 1 2 ohm Table 5 Minarik Filters Nameplate Current of Motor Wired to the Drive Minarik Filter Part Number 0 to 4 amps CE04MM 4 1 to 13 amps CE20MM 50 Certificate of Compliance The filters in Table 5 must be wired to the DC output of the drive as close to the drive as possible The ground connection from the filter must be wired to solid earth ground resistance less than 500 ohms not machine ground This is very important The end user must use the filtration listed in Exhibit A to comply with CE
24. mines the degree to which motor speed is held constant as the motor load changes It is factory set at optimum motor regulation for the high est motor horsepower To calibrate IR COMP refer to Figure 12 page 32 or use the following procedure 1 Turn the IR COMP trimpot full CCW 2 Set the speed adjust potentiometer or input signal until the motor runs at midspeed without load for example 900 RPM for an 1800 RPM motor A hand held tachometer may be used to measure motor speed 3 Load the motor armature to its full load armature current rating The motor should slow down 4 While keeping the load on the motor rotate the IR COMP trimpot until the motor runs at the speed measured in step 2 Approximate calibration If the motor does not maintain set speed as the load changes gradually rotate the IR COMP trimpot CW If the motor oscillates overcompensation the IR COMP trimpot may be set too high CW Turn the IR COMP trimpot CCW to stabilize the motor speed 32 Calibration MM311U CURRENT IR CURRENT IR LIMIT COMP LIMIT COMP DS HD 1 4 180 VDC OREM 1750 RPM 1 3 ADC 1 4 ADC CURRENT IR LIMIT COMP LIMIT COMP 1 10 HP 1 8 HP 90 VDC 180 VDC 1750 RPM 1750 RPM 5 ADC 0 8 ADC CURRENT IR LIMIT COMP 1 15 HP 90 VDC 1750 RPM 0 75 ADC MM301U CURRENT IR CURRENT IR LIMIT COMP LIMIT COMP 1HP 1HP 90 VDC 180 VDC 1750 RPM 1750 RPM 10 ADC 5ADC 1 2 1 2 90 VDC 180 VDC 1750
25. ncy stopping Frequent starts and stops coasting to a stop decelerating to minimum speed and dynamic braking produce high current This may cause dam age to motors especially gearmotors that are not properly sized for the application 26 Calibration Warning Dangerous voltages exist on the drive when it is powered When possi ble disconnect the voltage input from the drive before adjusting the trim pots If the trimpots must be adjusted with power applied use insulated tools and the appropriate personal protection equipment BE ALERT High voltages can cause serious or fatal injury The control circuit is at line potential when the drive is energized Exercise extreme caution as hazardous voltages exist MM300 Series drives have seven user adjustable trimpots Each drive is factory cali brated to its maximum current rating Readjust the calibration trimpot settings to accommodate lower current rated motors All adjustments increase with CW rotation and decrease with CCW rotation Use a non metallic screwdriver for calibration Each trimpot is identified on the printed circuit board Refer to Figure 11 for trimpot layouts Calibration 27 CURRENT LIMIT ACCELERATION DECELERATION TACH VOLTS IR COMP QU 5 MINIMUM SPEED MAXIMUM SPEED Figure 11 Calibration Trimpot Layout 28 Calibration Drive Calibration Procedure Prepare the MM300 series drive for calibration as follows This p
26. on is not responsible for removal installation or any other incidental expenses incurred in ship ping the product to and from the repair point B Disclaimer The provisions of Paragraph A are the Corporation s sole obligation and exclude all other warranties of merchantability for use express or implied The Corporation further disclaims any responsibility whatsoever to the customer or to any other person for injury to the person or damage or loss of property of value caused by any product that has been subject to misuse negligence or accident or misapplied or modified by unauthorized persons or improperly installed C Limitations of Liability In the event of any claim for breech of any of the Corporation s obligations whether express or implied and particularly of any other claim or breech of war ranty contained in Paragraph A or of any other warranties express or implied or claim of liability that might despite Paragraph B be decided against the Corporation by lawful authority the Corporation shall under no circumstances be liable for any consequential dam ages losses or expense arising in connection with the use of or inability to use the Corporation s product for any purpose whatsoever An adjustment made under warranty does not void the warranty nor does it imply an exten sion of the original 12 month warranty period Products serviced and or parts replaced on a no charge basis during the warranty period carry the
27. or shunt wound motors only Do not make any connections to F1 and F2 TB501 when using a permanent magnet motor See Table 2 for field output connections Table 2 Field Output Connections for Chassis Drives Line Voltage Approximate Connect Motor VAC Field Voltage VDC Field To 115 50 F1 and L1 115 100 F1 and F2 230 100 F1 and L1 230 200 F1 and F2 Installation 15 START STOP pushbuttons Pushbutton operation of the MM301U requires a momentary normally open STOP pushbutton be wired to terminals B2 and B3 and a momentary normally closed START pushbutton wired to terminals B1 and B2 These switches must be used together and are not included with the drive The B1 B2 and B3 terminals are on terminal block 502 the START STOP pushbuttons are not used wire jumper between terminals 1 and B3 to bypass the latching circuit The drive will then operate in a power up start mode See Figure 5 page 13 for these switch connections Tachometer feedback Using tachometer feedback improves speed regulation from approximately 1 of motor base speed to approximately 0 1 of motor base speed Use tachometers rated from 7 VDC per 1000 RPM to 50 VDC per 1000 RPM Connect the tachometer to terminals T1 and T2 of terminal block 502 TB502 Place SW504 in the TACH position See Figure 5 page 13 for tachometer connections The TACH trimpot trim pot must be adjusted prior to operating with tachometer feedback Refer to
28. or speed when the speed adjust potentiome ter or input signal is set for maximum speed It is factory set for maximum rated motor speed To calibrate MAX SPD 1 Set the MAX SPD trimpot full CCW 2 Turn the speed adjust potentiometer full CW or set the input signal for maximum speed 3 Adjust the MAX SPD trimpot until the desired maximum motor speed is reached Note Check the MIN SPD and MAX SPD settings after recalibrating to verify that the motor runs at the desired minimum and maximum speeds 30 Calibration CURRENT LIMIT The CURRENT LIMIT setting determines the maximum armature current output of the drive It is factory set at 120 of rated motor current To calibrate CURRENT LIMIT refer to Figure 12 page 32 or use the following proce dure 1 With the power disconnected from the drive connect a DC ammeter in series with the armature 2 Set the CURRENT LIMIT trimpot to minimum full CCW 3 Lock the motor armature Be sure that the motor is firmly mounted 4 Connect power to the drive The motor should remain stopped 5 Set the speed adjust potentiometer or input signal for maximum speed 6 Adjust the CURRENT LIMIT trimpot slowly CW until the armature current is 120 of motor rated current 7 Set the speed adjust potentiometer or input signal for zero speed 8 Remove power from the drive 9 Remove the stall from the motor Calibration 31 IR COMPENSATION IR COMP The IR COMP setting deter
29. rive decelerates By opening the switch the motor accelerates to set speed at a rate deter mined by the ACCEL trimpot setting Operation 23 10K OHM SPEED ADJUST POTENTIOMETER DECEL TO MIN SPEED Figure 9 Run Decelerate to Minimum Speed Switch Dynamic Braking Dynamic braking may be used to rapidly stop a motor Figure 10 For the RUN BRAKE switch use a three pole double throw switch rated for at least the maxi mum DC armature voltage 15 amps For the dynamic brake resistor use a 40 Watt minimum high power wirewound resistor Dynamic Brake Resistor Value Sizing the dynamic brake resistor depends on load inertia motor voltage and braking time Use a lower value higher wattage dynamic brake resistor to stop a motor more rapidly A good starting point is a 40 Ohm 40 Watt 24 Operation A Warning Wait for the motor to completely stop before switching it back to RUN This will prevent high armature currents from damaging the motor MM301 MM311U Dynamic Brake Resistor RUN Figure 10 Dynamic Brake Connection Operation 25 Warning For frequent starts and stops use coasting to a stop with a STOP push button decelerating to minimum speed shorting S2 and S1 to each other or dynamic braking Do not use any of these methods for emer gency stopping They may not stop a drive that is malfunctioning Removing AC line power both L1 and L2 is the only acceptable method for emerge
30. rocedure applies to both chassis and enclosed drives 1 Ensure that no power is applied to the drive 2 If you use an enclosed drive you must open the drive cover to gain access to the trimpots Turn the slotted screw on the front cover counterclockwise until it is free from the enclosure The right side of the cover is hinged to the enclosure Pull the slotted screw to open the enclosure 3 Set all trimpots except CURRENT LIMIT and TACH VOLTS full counterclockwise CCW 4 Set the CURRENT LIMIT trimpot full clockwise CW 5 Make no adjustment to the TACH VOLTS trimpot unless tachometer feedback is used If you use tachometer feedback set the TACH VOLTS trimpot to the center of travel 12 o clock position 6 Adjust the trimpots in the following order a MINIMUM SPEED MIN SPD b MAXIMUM SPEED MAX SPD c CURRENT LIMIT d IR COMPENSATION IR COMP e ACCELERATION ACCEL f DECELERATION DECEL 9 TACH VOLTS if used Calibration 29 MINIMUM SPEED MIN SPD The MIN SPD setting determines the motor speed when the speed adjust potentiome ter or input signal is set for minimum speed It is factory set to zero speed To calibrate MIN SPD 1 Turn the speed adjust potentiometer full CCW or set the input signal for minimum voltage or current 2 Adjust the MIN SPD trimpot until the motor has stopped or is running at the desired minimum speed MAXIMUM SPEED MAX SPD The MAX SPD setting determines the mot
31. rrent input signal or VOLT for voltage input signal or speed adjust potentiometer input 18 Installation FEEDBACK SW505 Select the appropriate feedback option ARMATURE for armature feedback or TACH for tachometer feedback See Figure 7 for all slide switch locations LINE VOLTAGE SWITCHES SW501 SW502 FEEDBACK SWITCH SW505 SW503 SW504 Figure 7 Slide Switches 19 Operation Before applying power 1 Set LINE VOLTAGE SELECT switches SW501 and SW502 to either 115V or 230V to match the AC line voltage 2 Set ARMATURE VOLTAGE SELECT switch SW503 to either 90V or 180V to match the maximum armature voltage 3 Set SIGNAL SELECT switch SW504 to CURR if using a 4 20 mADC current sig nal set it to VOLT if using a 0 10VDC voltage signal or the speed adjust poten tiometer 4 Verify that no conductive material is present on the printed circuit board 5 If using a 90 VDC or 130 VDC motor with 230 VAC line voltage derate the name plate motor torque by at least 30 The form factor will increase beyond the typi cal value causing increased motor heating Contact the factory for details Chassis Drives MM301U MM311U Speed adjust potentiometer input no START STOP pushbutton It is necessary to wire a jumper between B1 and B3 if no START STOP switches are to be used 1 Turn the speed adjust potentiometer full counterclockwise CCW 20 Operation 2 Apply AC line voltage 3 Slowly advanc
32. the Calibration section for instructions on calibrating the TACH trimpot 16 Installation Voltage or current follower Instead of using a speed adjust potentiometer MM300 Series drives may be wired to follow an analog input signal see Figure 6 for connections This input signal can be in the form of voltage 0 10 VDC or current 4 20 mA Because these drives have built in isolation the input signal can be either grounded or ungrounded The signal slide switch must also be set for current or voltage input see Slide switches section HI 0 10 0 VOLTAGE SIGNAL OR 4 20 CURRENT SIGNAL rove Figure 6 Signal Follower Connection Installation 17 Slide switches A Warning Change slide switch settings only when the drive is disconnected from the AC line voltage Make sure both line voltage and motor switches are set to their cor rect position If the switches are improperly set to a lower voltage position the motor will not run at full voltage and may cause transformer damage If the switches are improperly set to a higher voltage position the motor will over speed which may cause motor damage LINE VOLTAGE SW501 and SW502 Select the appropriate line voltage 115 for 115 VAC line voltage or 230 for 230 VAC line voltage MOTOR SW503 Select the maximum armature voltage 90V for 90 VDC motors or 180V for 180 VDC motors SIGNAL SW504 Select the input signal being used CURR for cu
33. the time it takes the motor to go from maximum to minimum speed If the time measured in step 2 is not the desired deceleration time turn the DECEL trimpot CW for a slower deceleration time or CCW for a faster deceleration time Repeat steps 1 through 3 until the deceleration time is correct TACH VOLTS Calibrate the TACH VOLTS setting only when a tachometer is used The TACH VOLTS setting like the IR COMP setting determines the degree to which the motor speed is held constant as the motor load changes To calibrate the TACH VOLTS trimpot 1 Connect the tachometer to T1 and T2 The polarity is for T1 and for T2 when the motor is running in forward direction Set switch SW505 to ARM for armature feedback Set the speed adjust potentiometer or input signal to maximum speed Measure the armature voltage across A1 and A2 using a voltmeter Calibration 35 5 Set the speed adjust potentiometer or input signal to minimum speed 6 Remove power from the drive 7 Set SW505 to TACH for tachometer feedback 8 Connect power to the drive 9 Set the IR COMP trimpot full CCW 10 Set the TACH VOLTS trimpot full CW 11 Set the speed adjust potentiometer or input signal to maximum speed 12 Adjust the TACH VOLTS trimpot until the armature voltage is the same value as the voltage measured in step 3 Check that the TACH VOLTS trimpot is properly calibrated The motor should run at the same set speed when SW503 is set to
34. uts 3 3c tases te oe MSN 14 Eield Output csc Ute ay eed oe 14 START STOP pushbuttons 15 Tachometer feedback 55 ihe See deeds RESTE els Jae 15 Voltage or current follower 16 Slide ete teed wees Shee Dawes ahs 17 Operation nu nion Bl prs 19 Before applying power all models 19 Chassis Drives MM301U 3110 19 Diagnostic LEDS A cfs ase eave dete igirur ES eet EDU 21 Line starting and line stopping 22 Decelerating to minimum speed 22 Dynamic braking 23 Dynamic brake resistor value 23 Calibration ie ear abi fue Rr En 26 Drive Calibration Procedure 28 MINIMUM SPEED MIN SPD 29 MAXIMUM SPEED MAX 29 CURRENT LMT atte site distin dai 30 IR COMPENSATION IR COMP 31 ACCELERATION ACCEL 33 DECELERATIONADEGEL Ae e quer 33 TACEFVOLTS fein rdi tula
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