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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.

S1

S2

C509

S0

SPEED 2

SPEED 1

SPEED 2

20K OHMS

SPEED 1

20K OHMS

CW

CW

P1

P2

C510

+

1

5

C512

S3

C511

COMMON

DC VOLTAGE

DC VOLTAGE

Figure 19. Independent Adjustable Speeds (Forward Direction)

Application Notes

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Summary of Contents for MMRG Series

Page 1: ...MMRG30U MMRG31U MMRG40U MMRG30U PCM MMRG31U PCM MMRG40U PCM MMRG SERIES User s Manual Four Quadrant Regenerative Drives for DC Motors...

Page 2: ...ut 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...

Page 3: ...e shock or explosion by proper grounding over current protection thermal protection and enclosure Follow sound maintenance procedures SHOCK HAZARD AVOID HEAT KEE DR OID ATION It is possible for a driv...

Page 4: ...e and motor connections 10 Motor 11 Power input 11 Line fuse 11 Voltage follower 15 Voltage follower PCM models 16 Polarity reversal switch PCM models 16 15 and 15 terminals 18 Line frequency switch 1...

Page 5: ...s 32 REV SIG ADJ PCM models 32 Application Notes 34 Connection to Minarik DLC600 34 FWD REV switch 35 FWD STOP REV switch 36 Independent Adjustable Speeds 37 Independent forward and reverse speeds 38...

Page 6: ...gure 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...

Page 7: ...nless 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...

Page 8: ...ive Drives ARROWS IN OPPOSITE DIRECTION REGENERATIVE ACTION NOTE ARROWS IN SAME DIRECTION MOTOR ACTION MOTOR TORQUE ROTATION MOTOR Quadrant III Quadrant II Quadrant IV Quadrant I Figure 1 Four Quadran...

Page 9: ...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...

Page 10: ...1 PL2 S1 S2 C509 S0 C510 C505 50HZ 15V T501 15V C512 S3 C511 INHIBIT P505 P504 P503 SO501 TORQUE FORWARD IR COMP TORQUE REVERSE P502 P501 MAX SPD ACC DEC SW501 C513 C502 DC VOLTAGE DC VOLTAGE COMMON D...

Page 11: ...9 S0 C510 C505 50HZ 15V T501 15V C512 S3 C511 INHIBIT P505 P504 P503 SO501 TORQUE FORWARD IR COMP TORQUE REVERSE P502 P501 MAX SPD ACC DEC SW501 C513 C502 DC VOLTAGE DC VOLTAGE COMMON DC VOLTAGE DC VO...

Page 12: ...99 25 1 75 44 3 72 94 0 96 24 3 375 86 4 30 109 4 42 112 4 10 104 FWD SIG ADJ DIR NEG COM POS REV SIG ADJ DIR NEG TB501 T502 T501 Figure 4 MMRG PCM Dimensions ALL DIMENSIONS IN INCHES MILLIMETERS MOUN...

Page 13: ...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 o...

Page 14: ...vent 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...

Page 15: ...ble 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 groun...

Page 16: ...ive 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 s...

Page 17: ...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 A1 A2 WIPER CW W SPEED ADJUST POTENTIOMETER INSU...

Page 18: ...ure 6 page 13 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 powe...

Page 19: ...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 lea...

Page 20: ...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 trans...

Page 21: ...ND C502 T501 SCR506 SCR507 SCR508 C505 MMRG SO504 L2 T502 T503 AC VOLTAGE AC VOLTAGE DC VOLTAGE DC VOLTAGE EARTH GND FUSE FUSE EARTH GROUND 115 VAC MMRG30U MMRG30U PCM MMRG31U MMRG31U PCM OR 230 VAC M...

Page 22: ...11 C512 S3 S0 C510 S1 S2 DC VOL DC VOL COMMON REVERSE CW C511 C512 S3 S0 C510 S1 S2 DC VO DC VO COMMON FORWARD CW REVERSE Figure 7 Speed Adjust Potentiometer Connections a Bidirectional Operation b Un...

Page 23: ...ted from earth ground instead of using a speed adjust potentiometer Connect the signal input to S2 and the signal common to S0 see Figure 8 Figure 8 Voltage Follower Connection IC501 IC502 C509 T501 C...

Page 24: ...ons can 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 c...

Page 25: ...EG COM POS REV SIG ADJ DIR COM POS NEG TB501 T502 T501 DIR SWITCH NEG POS OPEN OR CLOSE TO CHANGE DIRECTION 0 to 10 VDC VOLTAGE SIGNAL INPUT FAST ON TERMINALS PARALLEL TB501 Figure 9 Voltage Follower...

Page 26: ...r the voltage supply terminal locations 15 and 15 terminals Warning Do not short the 15 and 15 terminals for any reason Shorting these terminals may damage the drive C503 MMRG C506 PL1 C507 C508 S1 S2...

Page 27: ...z or to 60HZ if the line frequency is 60 Hz C503 MMRG C506 PL1 C507 C508 60HZ C501 PL2 S1 S2 C509 S0 C510 C505 50HZ 15V T501 15V C512 S3 C511 INHIBIT P505 P504 P503 SO501 TORQUE FORWARD IR COMP TORQUE...

Page 28: ...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...

Page 29: ...tage 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 adjus...

Page 30: ...od 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...

Page 31: ...elerate 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 S0 decelerates the motor from set speed to a stop The ACC DEC trimpot s...

Page 32: ...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 shi...

Page 33: ...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 print...

Page 34: ...P501 P502 REVERSE TORQUE IR COMP P503 P504 FORWARD TORQUE INHIBIT P505 SO501 S3 S0 COMMON FWD SIG ADJ DIR NEG COM REV SIG ADJ DIR COM POS NEG TB501 T502 T501 ACC DEC MAX SPD IR COMP REVERSE TORQUE FW...

Page 35: ...rd 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...

Page 36: ...ng 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 3 Set the...

Page 37: ...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 r...

Page 38: ...ed adjust potentiometer 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 i...

Page 39: ...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...

Page 40: ...pply 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 the motor will achi...

Page 41: ...750 RPM 5 ADC IR COMP REVERSE TORQUE FORWARD TORQUE IR COMP REVERSE TORQUE FORWARD TORQUE IR COMP REVERSE TORQUE FORWARD TORQUE IR COMP REVERSE TORQUE FORWARD TORQUE IR COMP REVERSE TORQUE FORWARD TOR...

Page 42: ...34 Application Notes Connection to Minarik DLC600 DLC600 S1 S2 MMRG DRIVE S0 S1 S2 S3 Figure 16 MMRG Connection to DLC600...

Page 43: ...ngle pole two position switch with a single speed adjust potentiometer to plug reverse the motor Figure 17 S1 S2 C509 S0 CW 10K OHM SPEED POTENTIOMETER FWD REV C510 15V C512 S3 C511 COMMON DC VOLTAGE...

Page 44: ...le 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 S1 S2 C509 S0 CW 10K OHM SPEED POTENTIOMETER FWD REV ST...

Page 45: ...endent speeds shown in the forward direction Figure 19 The speed adjust potentiometers can be mounted at two separate operating stations S1 S2 C509 S0 SPEED 2 SPEED 1 SPEED 2 20K OHMS SPEED 1 20K OHMS...

Page 46: ...S CW CW C510 15V C512 S3 C511 D COMMON DC VOLTAGE DC VOLTAGE Independent forward and reverse speeds Connect two speed adjust potentiometers as shown in Figure 20 to select between independent forward...

Page 47: ...tion switch to stop the motor when the switch is in the center position Figure 21 S1 S2 C509 S0 REV STOP FWD REV 10K OHMS FWD 10K OHMS CW CW C510 15V C512 S3 C511 COMMON DC VOLTAGE DC VOLTAGE Figure 2...

Page 48: ...lowing steps before proceeding 1 The AC line voltage must be connected to the proper terminals 2 Check that the voltage switches and jumpers are set correctly 3 The motor must be rated for the drive s...

Page 49: ...gh current spikes i e reversing 1 Check that the line fuse is correct for the motor size 2 Check motor cable and armature for shorts 3 Add a blower to cool the drive components decrease FORWARD TORQUE...

Page 50: ...5 Drive is in current limit 6 Drive is not receiving AC line voltage 7 Motor is not connected 1 Increase the speed adjust potentiometer setting or reference voltage 2 Check connections to input Verif...

Page 51: ...nd out of current limit 1 Line frequency switch is set for wrong frequency 1 Calibrate MAX SPD 1 Increase MAX SPD setting 2 Increase IR COMP setting 3 Check motor load Resize the motor and drive if ne...

Page 52: ...1 MMRG31U R503 0 1 ohm 5 W Resistor 032 0100 MMRG31U PCM SCR501 508 800 V 25 A SCR 072 0042 T501 3FS 436 Transformer 230 0071 10K ohm Potentiometer Kit 202 0003 Chassis 222 0191 MMRG40U R503 0 01 ohm...

Page 53: ...ons 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 wil...

Page 54: ...w Table 3 AC Line Filters Corcom Model Number 5VV1 20VV1 Rated Current 5 A 20 A 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 Resist...

Page 55: ...1 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 connection from the filter must be wired to sol...

Page 56: ...e 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...

Page 57: ...NOTES 49...

Page 58: ...50 NOTES...

Page 59: ...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 i...

Page 60: ...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 5 Printed in the U S A August 2002...

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