User`s Manual
Contents
1. 11 Voltage follower 15 Voltage follower PCM models 16 Polarity reversal switch PCM models 16 15 and 15 terminals 18 Line frequency switch 19 Operation 20 Before applying power 20 Startup and shutdown 21 To start the drive ee 21 Automatic restart upon power restoration 22 Starting and Stopping Methods 22 Decelerate stop 23 Regenerative brake 24 Calibration MAX SPD 22 560 FORWARD TORQUE REVERSE TORQUE ba kaku 2 2 55552 FWD SIG ADJ PCM models REV SIG ADJ PCM models Application Notes Connection to Minarik DLC600 FWD REV switch FWD STOP REV switch Independent Adjustable Speeds Independent forward and reverse speeds Independent foward and reverse speeds with FWD STOP REV switch Troubleshooting Before applying power Replacement Parts Certificate of Compliance AC Line2. C503 C509 C505 ped C507 C T501 Figure 12 RUN STOP Switch 24 Operation Regenerative brake Short the INHIBIT terminals to regeneratively brake the motor see Figure 13 for INHIBIT terminal location Reopening the INHIBIT terminals causes the motor to accelerate to set speed Minarik Corporation offers two accessory plug harnesses for the INHIBIT terminals Minarik Part Number Description 201 0024 Inhibit plug with 18 in 46 cm wires 201 0079 Inhibit plug with 36 in 91 cm wires Twist inhibit wires and separate them from other power carrying wires or other sources of electrical noise Use shielded cable if the inhibit wires are longer than 18 in 46 cm If shielded cable is used ground only one end of the shield to earth ground Do not ground both ends of the shield 50501 INHIBIT o C501 Terminals Mew P501 P502 P503 P504 P505 0 Figure 13 INHIBIT Terminals 25 Calibration A Warning Dangerous voltages exist on the drive when it is powered 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 MMRG Series drives have five user adjustable trimpots MAX SPD
3. Models MMRGS30U MMRG31U MMRG40U MMRG30U PCM MMRG31U PCM MMRG40U PCM enue A ssn Four Quadrant Regenerative Drives for DC Motors Automation amp Control Copyright O 2001 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 Safety Warnings X X AVOID AVOID DRY VIBRATION This symbol AN denotes an important safety tip or warning Please read these instructions carefully before performing any of the procedures contained in this manual DO NOT INSTALL REMOVE OR REWIRE THIS EQUIPMENT WITH POWER APPLIED Have a qualified electrical 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 H
4. 2 87 73 m e K 0 96 24 i 3 80 97 Ll P 4 30 109 4 42 112 ALL DIMENSIONS IN INCHES MILLIMETERS MOUNTING SLOTS 0 19 X 3 4 5 X 9 Figure 2 MMRG Dimensions Dimensions 3 6 90 175 6 30 160 5 90 150 4 40 112 3 70 94 0 70 18 p 1 mac n 3 87 98 gt 0009 em e ALL DIMENSIONS IN INCHES MILLIMETERS MOUNTING SLOTS 0 19 X 3 4 5 X 9 Figure 3 MMRG Dimensions Drive mounted on 223 0159 heat sink kit 4 Dimensions 4 10 104 3 375 86 4 30 109 4 42 112 ALL DIMENSIONS IN INCHES MILLIMETERS MOUNTING SLOTS 0 19 X 3 4 5 X 9 Figure 4 MMRG PCM Dimensions Installation Mounting A Warning Do not install rewire or remove this control with input power applied Doing so may cause fire or serious injury Make sure you have read and understood the Safety Warnings on page i before attempting installation Drive components are sensitive to electrostatic fields Avoid direct contact with the circuit board Hold drive by the chassis only Protect the drive from dirt moisture and acci
5. Unidirectional Operati Forward Direction ion c Unidirectional Operation Reverse Direction Figure 7 Speed Adjust Potentiometer Connections Installation 15 Voltage follower The drive may be wired to follow a floating isolated 0 to x 10VDC signal that is isolated from earth ground instead of using a speed adjust potentiometer Connect the signal input to S2 and the signal common to 50 see Figure 8 SIGNAL x10 VDC COMMON SIGNAL ee E V 51 510 vi C511 y C503 C509 C505 Figure 8 Voltage Follower Connection 16 Installation Voltage follower PCM models PCM series drives can be configured to follow a grounded non isolated voltage signal To configure the drive to follow a voltage signal connect the signal leads to the SIGNAL INPUT POS and SIGNAL INPUT NEG terminals observing proper polarity Note There are two locations where signal input connections be made either to terminals TB501 or to the fast on terminal posts located below TB501 see figure 9 page 17 Polarity reversal switch PCM models To reverse the output voltage polarity without changing the input polarity connect DIR to COM single pole single throw switch can be used as a polarity reversal switch Close the switch to reverse the output voltage polarity Open the switch to return the output voltage back to its original pola
6. csu Mar CJ Corporation N cum BN e A 500000 Line sone Frequency se Switch mo 88 asii PSOl P502 P503 504__ PS0S 7 52 se en zx DEC IR REVERSE FORWARD mE SPD Q TORQUE TORQUE Q T T T T T T T Figure 11 Line Frequency Switch 20 Operation A Warning Dangerous voltages exist on the drive when it is powered BE ALERT High voltages can cause serious or fatal injury For your safety use personal protective equipment PPE when operating this drive Before applying power Verify that no conductive material is present on the printed circuit board Ensure that all jumpers are properly set Operation 21 Startup and shutdown To start the drive 1 Set the speed adjust potentiometer for zero speed or the reference voltage to zero if in voltage follower mode 2 Apply AC line voltage 3 Slowly turn the speed adjust potentiometer clockwise or counterclockwise to rotate the motor in the forward or reverse direction If in voltage follower mode increase reference voltage in the positive or negative direction Continue until the desired speed is reached 4 To decelerate the motor from set speed to a stop reset the speed adjust potentiometer for zero speed If in voltage follower mode decrease reference voltage to zero To coast the motor from set speed to a sto
7. ACC DEC FORWARD TORQUE REVERSE TORQUE and IRCOMP MMRG PCM series drives have two additional user adjustable trimpots FWD SPD ADJ and REF SPD ADJ Each drive is factory calibrated to its maximum current rating Readjust the calibration trimpot settings to accommodate lower current rated motors See Figure 14 page 26 for trimpot locations 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 26 Calibration FWD SIGNAL ADJUST REV SIG ADJ POM MODELS ONLY REV SIGNAL ADJUST FWD SIG AD INHIBIT P501 P502 P503 P504 P505 ACC DEC MAX SPD IR COMP REVERSE FORWARD TORQUE TORQUE Figure 14 Calibration Trimpot Layout Calibration 27 MAX SPD The MAX SPD trimpot setting determines the maximum forward and reverse 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 3 Adjust the MAX SPD trimpot until the desired maximum motor speed is reached 28 Calibration FORWARD TORQUE A Warning Although FORWARD TORQUE can be set to 120 of drive nameplate current rating continuous operation beyond th
8. Filters Armature Filters Unconditional Warranty Tables Table 1 Recommended Line Fuse Sizes Table 2 Replacement Parts Table 3 AC Line Filters Table 4 Armature Filters 25 MR ae 27 28 29 Ho DRE 30 doa E Se E pana a 31 32 32 34 34 35 T IHE 36 Web hcec al eras dert 37 feet 38 inside back cover iv Illustrations Figure 1 Four Quadrant Operation vi Figure 2 MMRG Dimensions 2 Figure 3 MMRG Dimensions Drive mounted 223 0159 heat sink kit 3 Figure 4 MMRG POM Dimensions 4 Figure 5 Speed Adjust Potentiometer 9 Figure 6 Power and Motor Connections 13 Figure 7 Speed Adjust Potentiometer Connections 14 Figure 8 Voltage Follower Connection 15 Figure 9 Voltage Follower Connection PCM Models 17 Figure 10 15 and 15 Terminal Locations 18 Figure 11 Line Frequency Switch 19 Figure 12 RUN STOP Switch 23 Figure 13 INHIBIT Terminals 24 Figure 14 Calibration Trimpot Layout 26 Figure 15 Recommended IR COMP
9. external line fuse and a DC motor to the drive s printed circuit board PCB as shown in Figure 6 page 13 Installation 11 Motor Minarik drives 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 Connect a DC motor armature to PCB 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 Power input Connect the AC line power leads to terminals L1 and L2 or to a double throw single pole master power switch recommended Line fuse Minarik drives require fuses for protection Use fast acting fuses rated for 250 VAC or higher and approximately 150 of the maximum armature current Fuse L1 only when the line voltage is 115 VAC Fuse both L1 and L2 when the line voltage is 230 VAC 12 Installation Wire an external line fuse between the stop switch if installed and the terminal board An additional line fuse should be installed on L2 if the input voltage is 230 VAC Refer to the line fuse chart below for fuse ratings Table 1 Recommended Line Fuse Sizes 90 VDC Motor 180 VDC Motor Max DC Armature AC Line Fuse Horsepower Horsepower Cur
10. shown in Figure 20 to select between independent forward and reverse speeds eu REV 10K OHMS cw FWD 10K OHMS FWD REV B 99 Mne S Figure 20 Independent Forward and Reverse Speeds Application Notes 39 Independent foward and reverse speeds with FWD STOP REV switch Use a single pole three position switch to stop the motor when the switch is in the center position Figure 21 4 C503 C509 C505 I 159 1 Figure 21 Independent Forward and Reverse Speeds with Forward Stop Reverse Switch 40 Troubleshooting A 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 Before applying power Check the following steps before proceeding 1 The AC line voltage must be connected the proper terminals Check that the voltage switches and jumpers are set correctly The motor must be rated for the drive s rated armature voltage and current Check that all terminal block connections are correct For additional assistance contact your local Minarik distributor or the factory direct 1 800 MINARIK 646 2745 or Fax 1 800 394 6334 Troubleshooting 41 Prob
11. MRG31U does not require additional heat sink Installation 9 Speed adjust potentiometer A Warning Be sure that the potentiometer tabs do not make contact with the potentiometer enclosure Grounding the input will cause damage to the drive Mount the speed adjust potentiometer through a 0 38 in 10 mm hole with the hardware provided Figure 5 Install the circular insulating disk between the panel and the 10K ohm speed adjust potentiometer Twist the speed adjust potentiometer wire to avoid picking up unwanted electrical noise If speed adjust potentiometer wires are longer than 18 in 457 mm use shielded cable Keep speed adjust potentiometer wires separate from power leads L1 L2 Al A2 MOUNT THROUGH A 0 38 IN 10 MM HOLE w NUT LJ STAR WASHER SPEED ADj UST POTENTIOMETER INSULATING DISK POT TAB ASSIGNMENTS PANEL Figure 5 Speed Adjust Potentiometer 10 Installation Connections A Warning Do not connect this equipment with power applied Failure to heed this directive may result in fire or serious injury Minarik strongly recommends the installation of 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 200 of motor nameplate current and 250 volts Power fuse and motor connections Connect the power input leads an
12. REVERSE TORQUE and FORWARD TORQUE Settings 33 Figure 16 MMRG Connection to DLC600 34 Figure 17 Forward Reverse Switch 35 Figure 18 Forward Stop Reverse Switch 36 Figure 19 Independent Adjustable Speeds Forward Direction 37 Figure 20 Independent Forward and Reverse Speeds 38 Figure 21 Independent Forward and Reverse Speeds with a Forward Stop Reverse Switch 39 Regenerative Drives Most non regenerative variable speed DC drives control current flow to a motor in one direction The direction of current flow is the same direction as the motor rotation Non regenerative drives operate in Quadrant 1 and also in Quadrant 3 if the drive is reversible see Figure 1 Motors must stop before reversing direction Unless dynamic braking is used non regenerative drives cannot oppose an overhauling load and cannot decelerate a load faster than coasting to a lower speed Regenerative drives operate in two additional quadrants Quadrant 2 and Quadrant 4 In these quadrants motor torque is in the opposite direction of motor rotation This allows regenerative drives to reverse a motor without contactors or switches to control an overhauling load and to decelerate a load faster than it would take to coast to a lower speed vi Regenerative Drives Figure 1 Four Quadrant Op
13. age to L1 and L2 Connect motor to Al and A2 Troubleshooting 43 Problem Motor runs too fast Possible Causes MAX SPD not calibrated Suggested Solutions Calibrate MAX SPD Motor will not reach the desired speed 1 MAX SPD setting is too low IR COMP setting is too low Motor is overloaded 1 Increase MAX SPD setting Increase IR COMP setting Check motor load Resize the motor and drive if necessary Motor pulsates or surges under load IR COMP is set too high Motor bouncing in and out of current limit Adjust the IR COMP setting slightly CCW until the motor speed stabilizes Make sure motor is not undersized for load adjust FORWARD TORQUE and REVERSE TORQUE trimpot CW Motor makes a humming or buzzing noise Line frequency switch is set for wrong frequency Set line frequency switch for correct frequency 44 Troubleshooting Replacement Parts Replacement parts are available form Minarik Corporation and its distributors for this drive series Table 2 Replacement Parts Model No MMRG30U MMRG30U PCM MMRG3IU MMRG31U PCM MMRG40U MMRG40U PCM Fuse Kits Inhibit Plugs Not supplied required for PCM models Symbol R503 SCR501 508 T501 R503 SCR501 508 T501 R503 SCR501 508 T501 Description 0 01 ohm 5 W Resistor 800 V 25 A SCR 3FS 436 Transformer 10K ohm Potentiometer Kit Cha
14. d 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 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 5 Unload the motor Calibration 31 ACC DEC The ACC DEC trimpot setting determines the time the motor takes to accelerate to a higher speed or decelerate to a lower speed in the forward or reverse direction within the limits of available torque The ACC DEC setting is factory set for its fastest forward acceleration and deceleration time full CCW Turn the ACC DEC trimpot CW to increase the acceleration and deceleration time or CCW to decrease the acceleration and deceleration time 32 Calibration FWD SIG ADJ PCM models The FWD SIG ADJ setting determines the speed that the motor will achieve when the signal is at its maximum voltage It is factory set to deliver a 90 VDC armature output with a 10 VDC input signal Adjust the FWD SIG ADJ trimpot when the motor is set to run in forward direction To change this setting apply the maximum voltage signal and rotate the FWD SIG ADJ trimpot until the desired motor speed is reached REV SIG ADJ PCM models The REV SIG ADJ setting determines the speed that t
15. dental contact Provide sufficient room for access to the terminal block and calibration trimpots Mount the drive away from heat sources Operate the drive within the specified ambient operating temperature range Prevent loose connections by avoiding excessive vibration of the drive Mount drive with its board in either a horizontal or vertical plane Six 0 19 in 5 mm wide slots in the chassis accept 8 pan head screws Fasten either the large base or the narrow flange of the chassis to the subplate The chassis must be earth grounded Use a star washer beneath the head of at least one of the mounting screws to penetrate the anodized chassis surface and to reach bare metal 6 Installation Wiring A Warning Do not install remove or rewire this equipment with power applied Failure to heed this warning may result in fire explosion or serious injury Circuit potentials are at 115 or 230 VAC above ground To prevent the risk of injury or fatality avoid direct contact with the printed circuit board or with circuit elements Do not disconnect any of the motor leads from the drive unless power is removed and the drive is disabled Opening any one motor lead may destroy the drive Use 18 AWG wire for speed adjust potentiometer wiring Use 16 AWG wire for field F1 F2 wiring Use 14 AWG wire for AC line L1 L2 and motor A1 A2 wiring Installation 7 Shielding guidelines A Warning Under no circu
16. ealth Act OSHA when installing equipment Reduce the chance of an electrical fire shock or explosion by proper grounding over current protection thermal protection and enclosure Follow sound maintenance procedures It is possible for a drive to run at full speed as a result of a component failure Minarik strongly recommends the installation of a master switch in the main power input to stop the drive in an emergency 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 Use approved personal protective equipment and insulated tools if working on this drive with power applied Contents Regenerative Drives v Specifications 1 Dimensions 2 Installation 5 Mounting 2 BEG PEER Sindee rica augu 5 Wiring tret A u asa ede aaa eel ads 6 Shielding guidelines 7 Heat SInklng io eee te e epe c RT Rea les 8 Speed adjust potentiometer 9 Power fuse and motor connections 10 Motor eh ass Meee Wa AERA EAR EAE MEER 10 Connections re E rur e ede ASK S ee eR LA 10 Power Input S ones rere rani etui sie at gt oe 11 Line TUSO
17. eration Specifications Maximum Armature Armature Voltage Model Current Horsepower Range Amps DC Range Volts DC MMRG30U MMRG30U PCM 5 0 1 8 1 2 0 90 MMRG31U MMRG31U PCM 3 0 1 20 1 8 0 90 MMRG40U MMRG40U PCM 5 0 1 4 1 0 180 Max Armature Current 10 ADC Max Horsepower 1 hp when mounted to heat sink kit part number 223 0159 Max Armature Current 10 ADC Max Horsepower 2 hp when mounted to heat sink kit part number 223 0159 AC Line Voltage MMRG30U MMRG30U PCM 115 VAC 10 50 60 Hz single phase MMRG31U MMRG31U PCM 115 VAC 10 50 60 Hz single phase MMRG40U MMRG40U PCM 230 VAC 10 50 60 Hz single phase Form Factor 1 37 at base speed Acceleration Time Range 0 5 6 seconds Deceleration Time Range 0 5 6 seconds Analog Input Voltage Range signal must be isolated S1 to S2 0 10 VDC Input Impedance 50 to 52 30 kohms Load Regulation 196 base speed Vibration 0 5G max 20 50 Hz 0 1G gt 50 Hz Ambient Temperature Range 10 C 55 C Weight 1 1 Ib With the PCM option a drive can be configured to follow a grounded non isolated voltage signal 2 Dimensions 0 99 25 SOO m X Hoe m 3 72 94 Ji 3 1 75 44 1 1 mre
18. etermines the maximum current limit for driving the motor in the reverse direction It is factory set at 120 of maximum rated motor current Refer to Figure 15 on page 33 for recommended settings or use the following procedure to recalibrate REVERSE TORQUE 1 With the power disconnected from the drive connect a DC ammeter in series with the armature 2 Set the REVERSE TORQUE trimpot to mminimum full CCW 3 Set the speed adjust potentiometer to maximum full CW 4 Carefully lock the motor armature Be sure tha the motor is firmly mounted 5 Apply line power The motor should be stopped 6 Slowly adjust the REVERSE TORQUE trimpot CW slowly until the armature current is 120 of motor rated armature current 7 Set the speed adjust potentiometer to minimum 8 Remove the power from the drive and unlock the motor shaft 9 Remove the ammeter in series with the motor armature if it is no longer needed and re apply power to the drive 30 Calibration IR COMP The IR COMP trimpot setting determines the degree to which motor speed is held constant as the motor load changes It is factory set for optimum motor regulation Refer to Figure 15 on page 33 for recommended settings or use the following procedure to recalibrate the IR COMP setting 1 Set the IR COMP trimpot to minimum full CW 2 Rotate the speed adjust potentiometer until the motor runs at midspeed without load for example 900 RPM for an 1800 RPM motor A han
19. he motor will achieve when the signal is at its maximum voltage It is factory set to deliver a 90 VDC armature output with a 10 VDC input signal Adjust the REV SIG ADJ trimpot when the motor is set to run in reverse direction To change this setting apply the maximum voltage signal and rotate the REV SIG ADJ trimpot until the desired motor speed is reached Calibration MMRG31U MMRG30U 1 HP vs HP 2 10 ADC P on 13 ADC COMP REVERSE FORWARD IR COMP REVERSE FORWARD TORQUE TORQUE TORQUE TORQUE 3 4 Z y15 HP AE ze 7 6 ADC a e EF 0 85 ADC IR COMP REVERSE FORWARD IR COMP REVERSE FORWARD TORQUE TORQUE TORQUE TORQUE y2 HP 120 HP s 0 00 8086 5 ADC m 0 56 ADC COMP REVERSE FORWARD IR COMP REVERSE FORWARD TORQUE TORQUE TORQUE TORQUE MMRG40U xs 10 ADC COMP REVERSE FORWARD TORQUE TORQUE 0 0 E 5 ADC COMP REVERSE FORWARD TORQUE TORQUE 3 4 HP 6 T 3 8 ADC IR COMP REVERSE FORWARD TORQUE TORQUE Figure 15 Recommended IR COMP REVERSE TORQUE and FORWARD TORQUE Settings 34 Application Notes Connection to Minarik DLC600 DLC600 50 51 52 52 53 MMRG DRIVE Figure 16 MMRG Connection to DLC600 Applica
20. in Table 3 as well as a line to line capacitor connected between L1 and L2 The capacitor must be rated at 2 2 microfarads and 250 volts minimum Use model 5VV1 with drives rated for 3 ADC or below and model 20VV1 with drives rated for 10 ADC or below Table 3 AC Line Filters Corcom Model Number 5VV1 20VV1 Rated Current 5A 20A Inductance 1 032 mH 0 88 mH Capacitance Line to Line 0 303 mF 0 303 mF Line to Ground 0 011 mF 0 011 mF Discharge Resistor 680k ohms 680k ohms Wire the AC line filter within 0 25 meters of the drive 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 Use of a CE approved motor the correct filter from Table 3 in addition to the line to line capacitor is all that is necessary to meet the EMC directives listed herein CE Compliance 47 Armature Filters If the end user is not using a CE approved motor a filter must also be used on the armature See Table 4 for recommended armature filters Use model CE4RG with drives rated for 3 ADC or below and model CE20RG with drives rated for 10 ADC or below Table 4 Armature Filters Minarik Model Number CE4RG CE20RG Rated Current 4A 20A Inductance 1200 mH Capacitance C1 and C2 0 1 mF 400W VDC Discharge Resistor 680KOHMS Wire the armature filter to the DC output of the drive as close to the drive as possible The ground connectio
21. inarik Corporation 901 East Thompson Avenue Glendale CA 91201 2011 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 Corporation is not responsible for removal installation or any other incidental expenses incurred in shipping 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 breach of any of the Corporation s obligations whether express or implied and particularly of any other claim or breech 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 the Corporation by lawful authority the Corporation shall under no circumstances be liable for any consequential damages losses or expense arising in connection with the use of or inability to use the Corporation s product for any purpose what
22. is rating may damage the motor If you intend to operate beyond this rating contact your Minarik representative for assistance The FORWARD TORQUE setting determines the maximum current limit for driving the motor in the forward direction It is factory set at 120 of maximum rated drive current Refer to Figure 15 on page 33 for recommended settings or use the following procedure to recalibrate FORWARD TORQUE 1 With the power disconnected from the drive connect a DC ammeter in series with the armature 2 Set the FORWARD TORQUE trimpot to minimum full CCW Set the speed adjust potentiometer to maximum full CW gt 4 Carefully lock the motor armature Be sure that the motor is firmly mounted 5 Apply line power The motor should be stopped 6 Slowly adjust the FORWARD TORQUE trimpot CW slowly until the armature current is 12096 of motor rated armature current 7 Set the speed adjust potentiometer to minimum oo Remove the power from the drive and unlcok the motor shaft 9 Remove the ammeter in series with the motor armature if it is no longer needed and re apply power to the drive Calibration 29 REVERSE TORQUE A Warning Although REVERSE TORQUE can be set to 120 of motor nameplate current rating continuous operation beyond this rating may damage the motor If you intend to operate beyond this rating contact your Minarik representative for assistance The REVERSE TORQUE setting d
23. lem Line fuse blows Possible Causes 1 Line fuse is the wrong size Motor cable or armature is shorted to ground Nuisance tripping caused by a combination of ambient conditions and high current spikes i e reversing Suggested Solutions 1 Check that the line fuse is correct for the motor size Check motor cable and armature for shorts Add a blower to cool the drive components decrease FORWARD TORQUE and REVERSE TORQUE settings or resize motor and drive for actual load demand or check for incorrectly aligned mechanical components or jams 42 Troubleshooting Problem Line fuse does not blow but the motor does not run Possible Causes 1 Speed adjust potentiometer or reference voltage is set to zero speed Speed adjust potentiometer or reference voltage is not connected to drive input properly connections are open INHIBIT terminals are jumpered S2 is shorted to SO Drive is in current limit Drive is not receiving AC line voltage Motor is not connected Suggested Solutions 1 Increase the speed adjust potentiometer setting or reference voltage Check connections to input Verify that connections are not open Remove jumper from the INHIBIT terminals Remove short Verify that motor is not jammed Increase FORWARD TORQUE or REVERSE TORQUE setting if they are set too low Apply AC line volt
24. mstances 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 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 8 Installation Logic wires from other input devices such as motion controllers and PLL velocity controllers must be separated from power lines in the same manner as the logic I O on this drive Heat sinking MMRG Series drives require an additional heat sink when the continuous armature current is above 5 ADC Use Minarik heat sink kit part number 223 0159 Use a thermally conductive heat sink compound such as Dow Corning 340 Heat Sink compound between the drive chassis and the heat sink surface for optimum heat transfer Model M
25. n 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 this addendum to comply with CE 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 48 CE Compliance 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 Using CE approved wiring practices like proper shielding and the filters should assure the drive will meet EN55014 1993 emissions standard and EN50082 1 1992 immunity standard 49 NOTES 50 NOTES Unconditional Warranty A Warranty Minarik Corporation referred to as the Corporation 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 the Corporation will repair or replace at its sole discretion such products that are returned to M
26. p remove AC line voltage from the drive If the motor or drive does not perform as described disconnect the AC line voltage immediately Refer to the Troubleshooting section for further assistance 22 Operation Starting and Stopping Methods A Warning Decelerating to minimum speed regenerative braking or coasting to a stop is recommended for frequent starts and stops 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 emergency stopping For this reason Minarik strongly recommends installing an emergency stop switch on both the L1 and L2 inputs see Connections section page 11 Frequent decelerating to minimum speed or regenerative braking produces high torque This may cause damage to motors especially gearmotors that are not properly sized for the application Automatic restart upon power restoration All drives automatically run to set speed when power is applied Operation 23 Decelerate to a stop The RUN STOP switch in Figure 12 may be used to decelerate a motor to a stop Closing the switch between S2 and SO decelerates the motor from set speed to a stop The ACC DEC trimpot setting determines the rate at which the drive accelerates and decelerates Set the switch to the RUN position to accelerate the motor to set speed RUN STOP
27. rent 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 5 8 1 3 3 4 3 5 8 1 2 1 5 0 10 3 4 11 2 7 5 15 1 2 10 20 Minarik Corporation offers two fuse kits part number 050 0069 3 8A Fuse Kit and 050 0073 5 20A Fuse Kit Both fuse kits include a 1 2A pico fuse part number 050 0064 which protects the transformer and logic Installation 13 MMRG BOTTOM BOARD O19 10 tof EARTH N E E GOD E T D gt FUSE g H o M 3 E L ue dor dor 115 VAC 90 VDC MOTOR Switch MMRG30U MMRG30U PCM MMRG31U MMRG 31U PCM or 230 VAC MMRG40U MMRG 40U PCM MMRG30U MMRG30U PCM MMRG31U MMRG31U PCM or 180 VDC MOTOR MMRG40U Add fuse to L2 with 230 VAC input only Figure 6 Power and Motor Connections 14 Installation REVERS E FORWARD Cose C511 ONES s a Bidirectional Operation FORWARD cw REVERSE cw C c51 C511 Y A Cc sie C jeu b
28. rity See Figure 9 page 17 for polarity reversal switch connections Installation 17 REV FWD SIG ADJ 7502 25 DIR SWTCH DR OPEN OR CLOSE TO CHANGE DIRECTION TB501 NEG 1000 DIR FAST ON TERMINALS PARALLEL TB501 5 NEG 0 TO 10 VDC VOLTAGE SIGNAL INPUT Figure 9 Voltage Follower Connection PCM Models 18 Installation 15 and 15 terminals A Warning Do not short the 15 and 15 terminals for any reason Shorting these terminals may damage the drive The MMRG Series drives can supply a regulated 15 and 15 VDC signal each sourcing 15 mA maximum to isolated external devices See Figure 10 for the voltage supply terminal locations 53 50 C oC C505 15V 81 TERMINAL 2 Al 15V ji TERMINAL COSL Figure 10 15 and 15 Terminal Locations Installation 19 Line frequency switch SW501 of the top board is the line frequency switch see Figure 11 Set the switch to 50HZ if the line frequency is 50 Hz or to 60HZ if the line frequency is 60 Hz 1 1 1 1 1 1 Minarik S csi V J
29. soever 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 the Corporation 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 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 u Automation amp Control 901 E Thompson Avenue Glendale CA 91201 2011 Tel 1 800 MINARIK 646 2745 Fax 1 800 394 6334 www minarikcorp com Document number 250 0240 Revision 4 Printed in the U S A 3 01 North America 12 00 Outside North America 15 00
30. ssis 0 1 ohm 5 W Resistor 800 V 25 A SCR 3FS 436 Transformer 10K ohm Potentiometer Kit Chassis 0 01 ohm 5 W Resistor 800 V 25 A SCR 3FD 436 Transformer 10K ohm Potentiometer Kit Chassis 3 8A Fuse Kit 5 20A Fuse Kit 1 2A Pico Fuse Inhibit Plug with 18 in 46 cm wires Inhibit Plug with 36 in 91 cm wires inarik P N 032 0129 072 0042 230 0071 202 0003 222 0191 032 0100 072 0042 230 0071 202 0003 222 0191 032 0129 072 0042 230 0072 202 0003 222 0191 050 0069 050 0073 050 0064 201 0024 201 0079 45 Certificate of Compliance Minarik Corporation hereby certifies that its series drives has been approved to bear the CE mark provided the conditions of approval have been met by the end user The MMRG series has been tested to the following test specifications EN55011 1991 emissions and EN50082 1 1992 immunity Compliance allows the MMRG series drives 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 being operated 2 The Original Equipment Manufacturer OEM will implement the product as a component of the machine being manufactured 46 CE Compliance AC Line Filters In addition to EMI RFI safeguards inherent in the MMRG design external filtering is required Minarik requires the Corcom AC line filters listed
31. tion Notes 35 FWD REV switch Use a single pole two position switch with a single speed adjust potentiometer to plug reverse the motor Figure 17 10K OHMS NJ pc VOLTAGE Qe 2S pa DC VOLTAGE Figure 17 Forward Reverse Switch 36 Application Notes FWD STOP REV switch Use a single pole three position switch with a single speed adjust potentiometer to stop a motor between reversal Figure 18 Set the switch to the center position to decelerate the motor to a stop 10K OHMS pa DC VOLTAGE 9 r DENOTA NOWwo D 05 Un E C511 PO Figure 18 Forward Stop Reverse Switch Application Notes 37 Independent Adjustable Speeds Connect two speed adjust potentiometers with a single pole two position switch to select between two independent speeds shown in the forward direction Figure 19 The speed adjust potentiometers can be mounted at two separate operating stations SPEED SPEED 2 20 K OHMS SPEED 1 20 K OHMS oC C511 or Uu pa DC VOLTAGE es NJ pc VOLTAGE C509 Figure 19 Independent Adjustable Speeds Forward Direction 38 Application Notes Independent forward and reverse speeds Connect two speed adjust potentiometers as
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