User Manual - Galco Industrial Electronics
Contents
1. sms 10905 809 SLL OE7 08 41 n WON NNW ISL wozonsit vor 8015091559808 a 01880118 BANDI WU 4 om Nod 05090101 ve SNOLINGHSNd ts 6 18840011 Post 2 50108910 arowa Qi NW 91104 45 188472 aa 4 Jann aan 1123 wx 106 SONY ISOL yer 11 P 8 wo 880 uno N t boveox 5 08450887 EO3Q EDO Laas xvn nouos MS 151101096 PT 9 9 XN 5 6 WY ovy WIN 11280 390A VEOH HOWL 4 25 5 081 06 0915 vini Figure 21 300 Series Block Diagram Replacement Parts Troubleshooting 53 Replacement parts are available from Minarik Corporation and its distributors for this drive series Model No MM301U MM311U MM301A Table 3 Replacement Parts Symbol D501 502 503 1C503 R501 SCR501 502 T501 FU501 502 Same as MM301U except2. NO Stat Stop NOTE IF PUSHBUTTONS ARE NOT USED CONNECT B1 TO B3 SWITCH l FIELD OUTPUT TACHOGENERATOR SHUNT WOUND OPTIONAL MOTORS ONLY AC LINE SEE NOTE 4 VOLTAGE NOTES 1 L1 IS THE HOT TERMINAL 2 L2 115 IS THE NEUTRAL TERMINAL FOR 115 VAC INPUT 3 TYPICAL FIELD CONNECTIONS SHOWN REFER TO TABLE 2 PAGE 14 FOR ALTERNATE FIELD CONNECTIONS Figure 6 MM301U and MM311U AC Line Motor and Field Connections 13 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 6 page 13 The switch contacts should be rated at a minimum of 250 volts and 20096 of maximum drive current Field output The field output is for 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 MM300 Series requires a momentary normally open STOP pushbutton be wired to terminals B2 an
3. ev B2 B3 51 52 S3 12 ARMATURE SIGNAL VOLTAGE SOURCE SELECT SELECT SW503 SW504 Figure 8 Slide Switches FEEDBACK SELECT SWITCH SW505 Installation 19 Enclosed drive Mounting The NEMA 4X enclosed drive comes with 0 88 inch 22mm conduit knockout holes at the bottom of the enclosure The units may be vertically wall mounted using the four 0 19 inch 5 mm slotted holes on the attached heat sink For motor loads less than 5 ADC the drive may be bench mounted horizontally or operated without mounting Mount the drive as follows 1 Install the mounting screws 2 For access to the terminal strip 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 Carefully remove the conduit knockouts by tapping them into the enclosure and twisting them off with pliers 4 Install conduit hardware through the 0 88 inch 22 mm knockout holes Connect external wiring to the terminal block 5 Grasp the slotted screw and tilt the front cover back into place Avoid pinching any wires between the front cover and the enclosure 6 Turn the slotted screw clockwise until tight to secure the front cover 7 Set the POWER switch to the OFF position before applying AC
4. 11 6 MM301U and MM311U AC Line Motor and Field Connections 13 T Signal Follower Connection 16 8 Slide Switches slack dad nce i acr eo REF den 18 9 MM301A Connections 2 23 10 Current Limit and 26 11 Run Decelerate to Minimum Speed 28 12 Dynamic Brake Connection 29 13 Calibration Trimpot Layout 33 14 Typical CURRENT LIMIT and IR COMP Settings for MM300 Series actual settings may vary wtih each application 38 15 Fixed 12 55 e erred 42 16 Adjustable Fixed Speeds Using Potentiometers in Series 43 17 Independent Adjustable Speeds 44 18 Reversing Circuit Connection 45 19 RUN JOG Switch Connection to Speed Adjust Potentiometer 46 20 Reversing with 600 47 21 300 Series Block Diagram 52 VI Tables Fig Description Page 1 Recommended Line Fose SOS e ere e reed eek 9 2 Field Output Connections for Chassis Driv
5. 300 MODELS MM311U MM301U MM301A s Jesp Isolated Input Dual Voltage Variable Speed SCR Drives for Brush Motors Copyright O 2013 by Minarik Drives rights reserved No part of this manual may be reproduced or transmitted in any form without written permission from Minarik Drives The information and technical data in this manual are subject to change without notice Minarik Drives 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 Drives 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 Safety Warnings This symbol denotes 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 of an electrical fire shock or explosion by proper grounding over current protection thermal protection and
6. CURRENT LIMIT LED IL501 TACHOGENERATOR TERMINAL BLOCKS SPEED ADJUST POTENTIOMETER TERMINAL BLOCKS START STOP TERMINAL BLOCKS LINE VOLTAGE SELECTOR SWITCHES Sws01 SW502 10 TURN MAXIMUM AND MINIMUM SPEED TRIMMER POTENTIOMETERS P501 P502 CURRENT VOLTAGE SIGNAL SELECTOR AC LINE FUSES SWITCH 1205 54504 0501 0502 ARMATURE VOLTAGE SELECTOR SWITCH SW503 AC LINE VOLTAGE ARMATURE TERMINAL BLOCKS TERMINAL BLOCKS FIELD TERMINAL BLOCKS Figure 3 MM300 Series Layout 6 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 gener
7. protected by a specific over current protective device s The rating for models rated more than 1 HP is tabulated below Short Circuit Current Rating Maximum Maximum Current kA 10 000 Maximum Rating of Overcurrent Protection Types of Branch Circuit Protection Drive Model No Inverse Time Circuit Breaker 240V Non time Delay K5 Fuse Inverse MM301A 10 000 240V Non time Delay K5 Fuse Time Circuit Breaker Dimensions 0 19 5 446 1131 PE In i 0 70 18 0 60 15 0 77 1191 1 90 481 0 98 25 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 1 00 1178 SOUTH BELOMT IL 4 1 45 37 al 0 11211 231 0 12 1 50 38 fe 1 50 38 THREE 0 88 22 KNOCKOUTS ALL DIMENSIONS IN INCHES MILLIMETERS Figure 2 MM301A Dimensions Layout 5 ACCEL AND DECEL TRIMMER POTENTIOMETERS P503 P504 IR COMP TRIMMER POTENTIOMETER P506 FEEDBACK SELECTOR SWITCH SW505 CURRENT LIMIT TRIMMER POTENTIOMETER P505 POWER LED 1502 TACHOGENERATOR VOLTAGE TRIMMER POTENTIOMETER P507
8. 28 Cw 53 10 52 SPEED ADJUST POTENTIOMETER 1 RUN DECEL TO MIN SPEED Figure 11 Run Decelerate to Minimum Speed Switch Dynamic Braking Dynamic braking may be used to rapidly stop a motor Figure 12 page 29 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 Operation 29 Warning Wait for the motor to completely stop before switching it back to RUN This will prevent high armature currents from damaging the motor MM300 Series Drive A1 A2 B1 B3 DYNAMIC BRAKE RESISTOR 5 Figure 12 Dynamic Brake Connection 30 Operation Enclosed drive operating modes WARNING If you run the drive in AUTO mode you must recalibrate the MIN SPD trimpot to offset any motor drift caused by the input signal Refer to the Calibration section page 32 for more information The mode selector switch on the drive mounted on its cover provides the option of operating in either MANUAL mounted speed potentiometer or
9. Enclosed Drive Operalion 543 zs REED ERE SU RSS RES eee 31 Calibration i5 eor PERDERE EN Ouen DIESE eRe ESERIA 32 Drive Calibration Procedure esee hh rna 34 MINIMUM SPEED MIN SPD 2 5 x emt ERE PNE D PORE MS 35 MAXIMUM SPEED MAX 35 CURRENTIEIMIM 36 IR COMPENSATION COMP 37 ACCELERATION ACCEL Meee ee DERE 39 DECEEERATION 39 VOLTS Application Notes Multiple fixed speeds R wee 42 Adjustable speeds using potentiometers in series 43 Independent adjustable speeds 44 orsus S Rete he tie ne b etas due 45 RUN JOGISWIC lt icacs sage caw ad eee SR 46 Reversing with DIGIZLOK Controller Model DLC600 47 IV Troubleshooting Unconditional Warranty m py Illustrations Fig Description Page 1 MM301U and MM311U Dimensions 3 2 MM301A Dimensions 2 2 2 2 44 44 Ra e se 4 3 MM300 Series Layout 5 4 Speed Adjust Potentiometer 10 5 Cage Clamp Terminal
10. R501 FU501 502 Same as MM301U except Knob 240V Pilot Light DPST Power Signal Manual Switch Power Signal Manual Boot Potentiometer Description Minarik P N 20 A 800 V Diode D8020L 071 0039 150122 IC 060 0106 01 Ohm 5 W Resistor 032 0129 800 V 20 SCR 580201 072 0043 DST 436 Transformer 230 0072 15 A Fuse Normal Blow 050 0018 Heat Sink 223 0252 10K Ohm Potentiometer Kit 202 0003 63mA Pico fuse 050 0081 0 1 Ohm 5 W Resistor 032 0100 5A Fast Acting Fuse 050 0022 140 0013 040 0043 080 0037 155 0078 10 kOhm 5 596 Tolerance 120 0009 54 Unconditional Warranty A Warranty Minarik Drives warrants that its products 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 Minarik Drives 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 Minarik Drives is not responsible for removal installation or any other incidental expenses incurred in shipping the products to and from the repair point B Disclaimer The provisions of Paragraph A are Minarik Drives s sole oblication and exlude all other warranties of merchantability
11. line voltage 20 Installation Heat sinking The enclosed MM300 Series drive contains sufficient heat sinking in its basic configuration No additional heat sinking is necessary when installed in accordance with the guidelines specified in this manual Line fusing WARNING Most code requires that upstream branch protection be provided to protect input power wiring Failure to observe this precaution could result in severe bodily injury or loss of life This MM300U Series has 15 amp line fuses preinstalled on fuse holders 501 and 502 FU501 and FU502 When replacing the line fuses use fast acting fuses rated for 250 VAC or higher See Figure 3 page 5 for fuse holder location and Table 1 page 9 for recommended line fuse sizes Installation 21 Connections WARNING A single fault like a power device short may cause motor rotation when in the stop mode The user is responsible for assur ing safe conditions for operating personal by providing suitable guards audio or visual al arms or other devices Failure to observe these precautions could result in bodily injury WARNING To provide the motor with over load protection local national and inter national codes e g NEC CEC require that a motor thermostat internal to the motor be installed or an electronic thermal motor over load relay sized to protect the motor instal led between the motor and the drives out put terminals WARNING Do not conn
12. or armature is shorted to ground Nuisance tripping caused 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 49 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 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 50 Troubleshooting Problem 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 82 is shorted to S1 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 curre
13. 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 1 and B3 if no START STOP switches 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 26 Operation Analog signal input with START STOP pushbuttons 1 Set the analog signal so that it is at its lowest level 0V 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 Press STOP pushbutton to coast motor to a stop Diagnostic LEDs MM300 Series drives are equipped with two diagnostic LEDs see Figure 10 for LED location The red curre
14. AUTO external signal source mode Manual mode Set the mode selector switch to MANUAL if you wish to control the motor speed using the speed adjust potentiometer mounted on the drive cover In MANUAL mode the motor speed is controlled by the speed adjust knob located on the drive cover Setting the speed adjust knob to zero causes the motor to run at the minimum speed dictated by the MIN SPD trimpot setting Refer to the Calibration section page 32 for information on calibrating the MIN SPD trimpot Set SIGNAL SELECT switch SW504 to VOLT when in manual mode Auto mode IMPORTANT When switching betveen MANUAL and AUTO modes you must balance the MIN SPD trimpot for both operating modes Set the mode selector switch to AUTO if you wish to follow an external signal independent of the speed adjust knob setting In AUTO mode the drive will control motor speed in proportion to either a 0 10 VDC analog voltage or a 4 20 mADC current signal You must set select switch SW504 to either VOLT to follow a 0 10 VDC analog voltage or to CURR to follow a 4 20 mADC current signal Operation 31 Enclosed drive operation WARNING For frequent starts and stops open the B1 and B3 decelerate to a minimum speed or apply a dynamic brake to the motor Do not use any of these methods for emergency stopping They may not stop a drive that is malfunctioning Removing AC line power both L1 and L2 is the only acceptable method for emerg
15. C 2 5 ADC CURRENT IR CURRENT IR LIMIT LIMIT 1 4 1 4 90 VDC 90 VDC B 62 1750 RPM 65 62 1750 14 ADC 1 2 ADC Figure 14 Typical CURRENT LIMIT and IR COMP Settings for MM300 Series actual settings may vary with each application Calibration 39 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 40 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
16. OWN REFER TO TABLE 2 PAGE 14 REMOVE THE 510 OHM INTERNAL RESISTOR CONNECTED BETWEEN TERMINALS 8 amp 9 IF YOU ARE USING A 0 10V REMOTE INPUT SIGNAL AUN Figure 9 MM301A AC Line Motor and Field Connections 24 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 3096 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 25 2 Apply line voltage 3 Slowly advance 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
17. ae 12 e Ne DE d Ron BUR Ku ns 14 eate ERE ee we es qo 14 START STOP puShbutions cae E SEE 15 Tachomielter feedback cere chem iy eR XR ANEKERE ES 15 Voltage or current folloWer 2 EAR eee ER 16 Slide SWIIChes gt te NANECO REEE PERASA Ede 17 Endosed Drives MM301A edd LINES ERE 19 Ee 19 Fleatsib zs tod 20 line BUSING RARE 20 Oonneclions 529 924 mda eke Pe ee fa a bs Sesto 85 5 21 Operation pae Eer 24 Before applying power all models 24 Chassis Drives MM301U 3110 24 Speed adjust potentiometer input with START STOP pushbuttons 25 Diagnostic LEDE dece Ga ete bh 26 Line starting and line stoppihg 22522 e Dp Ex 27 Decelerating to minimum speed 27 Dynamic braking ace INDE PESE DNO Eee d 28 Dynamic brake resistor value 28 Enclosed Drive Operating Modes Manual Auto 30
18. alibrate IR COMP refer to Figure 13 page 33 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 38 Calibration MM311U CURRENT IR CURRENT IR LIMIT COMP LIMIT 1 8 HP 1 4 180 eo REM 1750 RPM 1 3 ADC CURRENT IR CURRENT IR LIMIT LIMIT COMP 1 10 HP 1 8HP 90 VDC 180 VDC 1750 RPM 1750 RPM 5 ADC 0 8 ADC CURRENT IR LIMIT 1 15 HP 90 VDC 1750 RPM 0 75 ADC MM301U and MM301A CURRENT IR CURRENT IR LIMIT LIMIT COMP 1HP 1HP 90 VDC 180 VDC 1750 RPM 1750 RPM 10ADC 5 CURRENT IR CURRENT IR LIMIT 1 2 HP 1 2 HP 90 VDC 180 VDC 1750 RPM 1750 RPM 5AD
19. ated by a device on the drive ground the shield at the end away from the drive Do not ground both ends of the shield Installation 7 Shielding guidelines Warning Under no circumstances should power and logic leads be bundled together Induced voltage can cause unpredictable behavior in any electronic device including motor controls As a 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 on this drive 8 Installation Chassis Drives MM301U MM311U Mounting Mount the drive with its board in either a horizontal or vertical plane Four 0 188 inch 4 8 mm wide sl
20. ble 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 non metallic screwdriver for calibration Each trimpot is identified on the printed circuit board Refer to Figure 13 for trimpot layouts LIMIT 58505 ARM 1501 CURRENT UMIT Calibration 33 1502 C505 1 504 10505 P505 P506 C506 TACH VOLTS B2 3 51 52 53 12 E L 8 8 E 1 11 14 RE POS 8 8 2 3 P502 i i P501 501 50 3 8 8 ONLY C 10503 18501 1 12 115 L2 250 F1 F2 A1 A2 13 Calibration Trimpot Layout TACH VOLTS DECELERATION ACCELERATION MINIMUM SPEED MAXIMUM SPEED 34 Calibration Drive Calibration Procedure Prepare the MM300 series drive for calibration as follows This procedure 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 ga
21. d 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 TB502 If the START STOP pushbuttons are not used wire a jumper between terminals B1 and B3 to bypass the latching circuit The drive will then operate in a power up start mode See Figure 6 page 13 for these switch connections Tachometer feedback Using tachometer feedback improves speed regulation from approximately 196 of motor base speed to approximately 0 196 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 6 page 13 for tachometer connections The TACH trimpot trim pot must be adjusted prior to operating with tachometer feedback Refer to 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 voltage input see Slide swi
22. e three position switch rated for at least the maximum DC armature voltage and maximum braking current Wait for the motor to stop completely before switching it to either the forward or reverse direction See the Dynamic braking section page 28 for sizing the dynamic brake resistor Dynamic Brake Resistor Figure 18 Reversing Circuit Connection 46 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 19 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 19 RUN JOG Switch Connection to Speed Adjust Potentiometer Application Notes 47 Reversing with Controller 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 dr
23. e 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 36 Calibration CURRENT LIMIT The CURRENT LIMIT setting determines the maximum armature current output of the drive It is factory set at 12096 of rated motor current To calibrate CURRENT LIMIT refer to Figure 13 page 33 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 12096 of motor rated current 7 the speed adjust potentiometer or input signal for zero speed 8 Remove power from the drive 9 Remove the stall from the motor Calibration 37 IR COMPENSATION IR COMP The IR COMP setting determines 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 c
24. e motor should run at the same set speed when SW503 is set to either armature or tachometer feedback 42 Application Notes Multiple fixed speeds Replace the speed adjust potentiometer with series resistors with a total series resist ance of 10K ohms Figure 15 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds R1 53 R2 TOTAL SERIES 52 RESISTANCE R3 10K OHMS 51 4 Figure 15 Multiple Fixed Speeds Application Notes 43 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 16 shows a connection for fixed high and low speed adjust potentiometers OHM Figure 16 Adjustable Fixed Speeds Using Potentiometers in Series 44 Application Notes 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 17 shows the connection of two independent speed adjust potentiometers that can be mounted at two separate operating stations Cw 20K SPEED 1 OHM Figure 17 Independent Adjustable Speeds Application Notes 45 Reversing A dynamic brake may be used when reversing the motor direction Figure 18 Use a two pol
25. ect this equipment with power applied Failure to observe this precaution may result in fire or serious injury 22 Installation Connections Motor Warning Under no circumstances should power and logic leads be bundled together Induced voltage can cause unpredictable behavior in any electronic device including motor controls Connect a motor to terminals A1 and A2 as shown in Figure 9 page 23 Ensure that the motor voltage rating is consistent with the drive s output voltage Minarik Drives motor speed controls supply motor voltage from A1 and A2 terminals It is assumed throughout this manual that when 1 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 23 TOO 20 TAO 420 120 230 VAC MOTOR SEE NOTES 1 ARMATURE 2 AND3 8 115 EARTH GROUND GREEN SCREW 115 230 VAC FIELD REF LINE VOLTAGE INPUT COIL 4 20 mADC SEE INPUT SIGNAL L1 1S THE HOT TERMINAL L2 115 IS THE NEUTRAL TERMINAL FOR 115 VAC INPUT L2 230 IS THE NEUTRAL TERMINAL FOR 230 VAC INPUT TYPICAL FIELD CONNECTIONS SH
26. 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 Warriings reU Ces eee hd i Specifications Wer EN SES sd 1 DIMENSIONS Sha A REIA AVAAN DE EE 3 dens enixe etae ens eoe ess 6 eS 6 Shielding Guidelines ety VERE EE eee eee ee IRE ES E Chassis Drives MM301U MM311U 8 ip mi S DC DW Eee LE EI eae 8 FleatsinkinG 5 oce ret 9 LING FUSING usu ree sees ee eet ER y 9 Speed adjust potentiometer 10 Cage clamp terminals ORUM eee sas UI EX 11 5065 820 eer edat tuse b ehe ds aS due tul 12 w
27. ency stopping WARNING Frequent starting and stopping can produce high torque This may cause damage to motors especially gearmotors that are not properly sized for the application To run the motor 1 Setthe speed adjust potentiometer to 0 full CCW Apply AC line voltage Set the POWER switch to the ON position Slowly advance the speed adjust potentiometer clockwise CW increase the external reference signal The motor will slowly accelerate to follow the speed adjust potentiometer or external reference signal Continue until the desired speed is reached To stop the motor 1 Rotate the speed adjust potentiomter to zero full or set the external reference signal to zero The motor will slowly decelerate until minimum speed is reached 2 Setthe POWER switch on the front panel to OFF 32 Calibration WARNING Dangerous voltages exist on the drive when it is powered and up to 30 seconds after power is removed and the motor stops When possible disconnect the voltage input from the drive before adjusting the trimpots 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 WARNING The control circuit is at line potential when the drive is energized Exercise extreme caution as hazardous voltage exists MM300 Series drives have seven user adjusta
28. es 14 3 Replacement DUI estet Ded 53 Specifications Max Armature HP Range HP Range Current with 115 VAC with 230 VAC Model Amps DC Applied Applied MM311U 3 0 1 20 1 8 1 10 1 4 MM301U 10 0 1 4 1 1 2 2 MM301A 10 0 1 4 1 1 2 2 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 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 51 to 52 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 Cased 10 C 45 C Weight Open Chassis 2 1 Ibs 953 grams Cased 7 75 105 3 5 kilograms Tachogenerator Feedback Voltage Range 7 50 VDC per 1000RPM Short circuit current rating SCCR is the maximum short circuit current that the speed control can safely withstand when
29. for use express or implied Minarik Drives 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 or breach of any of Minarik Drives s obligations whether express or implied and particularly of any other claim or breach of warranty contained in Paragraph A or of any other warranties express or implied or claim of liability that might despite Paragraph B be decided against Minarik Drives by lawful authority Minarik Drives shall under no circumstances be liable for any consequantial damages losses or expense arising in connection with the use of or inability to use Minarik Drives product for any purpose whatsoever An adjustment made under warranty does not void the warranty nor does it imply an extension of the original 12 month warranty period Products serviced and or parts replaced on a no charge basis during the warranty period carry the unexpired portion of the original warranty only If for any reason any of the foregoing provisions shall be ineffective Minarik Drives s liability for damages arising out of its manufacture or sale of equipment or use thereof whether such liability is based on warranty contract negligence stict l
30. iability in tort or otherwise shall not in any event exceed the full purchase price of such equipment Any action against Minarik Drives based upon any liability or obligation arising hereunder or under any lap applicable to the sale of equipment or the use thereof must be commenced within one ear after the cause of such action arises 55 5 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 10 Printed in the U S A July 2013
31. in 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 MINIMUM SPEED MIN SPD b MAXIMUM SPEED MAX SPD CURRENT LIMIT d IR COMPENSATION IR COMP ACCELERATION ACCEL f DECELERATION DECEL g TACH VOLTS if used Calibration 35 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 motor 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 th
32. ive Figure 20 shows the connection of the reversing circuit to a MM300 series drive 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 20 Reversing with a DLC600 48 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 On dual voltage drives check that the slide switches are set to the correct posi tion The motor must be rated for the drive s rated armature all motors and field out puts shunt wound motors only Do not make any connections to F1 and F2 when a permanent magnet motor is used Terminal block connections should be consistent with the connections shown in this manual 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
33. nt 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 SCRS502 CURRENT LIMIT 1502 CL LED 2 505 Q POWER 501 1502 LED URRENT Figure 10 Current Limit and Power LEDs 27 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 11 page 28 may be used to decelerate a motor to a mini mum 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 trimpot is set full CCW the motor decelerates to zero speed when the switch between 51 and 52 is closed DECEL setting determines the rate at which the drive decelerates By opening the switch the motor accelerates to set speed at a rate deter mined by the ACCEL trimpot setting
34. nt set ting Check connections to input Verify that connec tions 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 L1 and L2 Connect motor to A1 and A2 7 Connect B1 to B3 Troublshooting 51 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 Block Diagram 52
35. oten tiometer is used MOUNT THROUGH A 0 38 IN 10 MM HOLE 24 WASHER SPEED ADJUST POTENTIOMETER INSULATING DISK POT TAB ASSIGNMENTS PANEL Figure 4 Speed Adjust Potentiometer Installation 11 Cage clamp terminals Logic connections are made to a cage clamp terminals To insert a wire into the cage 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 5 Cage Clamp Terminal 12 Installation Connections Motor Warning Under no circumstances should power and logic leads be bundled together Induced voltage can cause unpredictable behavior in any electronic device including motor controls Connect a motor to terminals A1 and A2 as shown in Figure 6 page 13 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 A1 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 NOTE DO NOT make any connections to F1 and F2 if using a permanent magnet motor
36. ots 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 the 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 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 Installation 9 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 Serie
37. potentiometer or input signal for minimum speed and measure 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 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 41 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 Th
38. s drives have line fuses mounted on fuse holders 501 and 502 FU501 and 502 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 20096 of the armature current See Figure 3 page 5 for fuse holder location and Table 1 for recommended line fuse sizes 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 2 6 8 1 3 3 4 3 5 8 1 2 1 5 0 10 3 4 11 2 7 6 15 Minarik Drives offers 63 mA pico fuse part number 050 0081 which protects 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 4 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 p
39. tches section 0 10VDC VOLTAGE SIGNAL OR COM 4 20 CURRENT SIGNAL rove Figure 7 Signal Follower Connection Installation 17 Slide switches Warning Change slide switch settings only when the drive is disconnected from the AC line volt age Make sure both line voltage and motor switches are set to their correct 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 current 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 8 for all slide switch locations VOLTAGE SELECT SWITCHES SW501 SW502 5 E 23 lv P504
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