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TORQUE LIMIT (TORQUE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

ACCELERATION (ACCEL)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

DECELERATION (DECEL)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Application Notes

24

FWD-STOP-REV switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Reversing with dynamic braking . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Reversing with a DLC600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Independent Adjustable Speeds . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

Adjustable speeds using potentiometers in series . . . . . . . . . . . . . . .28

Multiple fixed speeds

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

RUN/JOG switch

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Leader-follower application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Single speed potentiometer control of multiple drives

. . . . . . . . . . . .32

Troubleshooting

33

Before troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Unconditional Warranty

inside back cover

iii

Contents

250-0060r4.qxd  7/25/01  8:38 AM  Page iii

Содержание MM101U

Страница 1: ...SCR Adjustable Speed Drives for DC Brush Motors USER S MANUAL Models MM101U MM201U...

Страница 2: ...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 f...

Страница 3: ...e 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 sp...

Страница 4: ...ld output 9 Power connections 9 Voltage follower connection 11 Operation 12 Before applying power 12 Drive startup and shutdown 12 To shut down the drive 13 Reversing 13 Starting and Stopping Methods...

Страница 5: ...with a DLC600 26 Independent Adjustable Speeds 27 Adjustable speeds using potentiometers in series 28 Multiple fixed speeds 29 RUN JOG switch 30 Leader follower application 31 Single speed potentiome...

Страница 6: ...ection 25 Figure 10 Reversing with a DLC600 26 Figure 11 Independent Adjustable Speeds 27 Figure 12 Adjustable Fixed Speeds Using Potentiometers in Series 28 Figure 13 Multiple Fixed Speeds 29 Figure...

Страница 7: ...ADC max MM101U 50 100 VDC MM201U 100 200 VDC Maximum Output Field Current 1 ADC Form Factor 1 37 at base speed Accel Time Range for 0 90 VDC Armature Voltage 0 5 8 seconds Decel Time Range for 0 90 VD...

Страница 8: ...2 Dimensions Figure 1 Dimensions...

Страница 9: ...e anodized chassis surface and to reach bare metal Drive components are sensitive to electrostatic fields Avoid direct contact with the circuit board Hold drive by the chassis only Protect the drive f...

Страница 10: ...nd 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 remove...

Страница 11: ...gic 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...

Страница 12: ...gh a 0 38 inch 10 mm hole with the hardware provided Twist the speed adjust potentiometer wires to avoid picking up unwanted electrical noise Figure 2 Speed Adjust Potentiometer Installation Warning B...

Страница 13: ...use holders 501 and 502 FU501 and FU502 When replacing the line fuses use fast acting fuses rated for 250 VAC or higher and 150 of the armature current See Table 1 for recommended line fuse sizes Tabl...

Страница 14: ...ent and 250 volts Connect the power input leads field output and DC motor to the drive s terminal board PCB as shown in Figure 3 page 10 Motor connections Minarik drives supply motor voltage from A1 a...

Страница 15: ...and L1 230 200 F1 and F2 Power connections Connect the AC line power leads to terminals 2 hot and 7 neutral or to a double throw single pole master power switch recommended Warning The field output i...

Страница 16: ...e 3 Power Fuse and Motor Connections NOTES 1 DO NOT CONNECT FIELD OUTPUT IF USING A PERMANENT MAGNET MOTOR REFER TO TABLE 2 PAGE 9 FOR ALTERNATE FIELD CONNECTIONS WARNING DO NOT APPLY 230 VAC IF USING...

Страница 17: ...age signal that is isolated from earth ground Figure 4 Connect the signal input to terminal 9 Connect the signal common to terminal 8 Make no connection to teminal 10 A potentiometer can be used to sc...

Страница 18: ...p and shutdown 1 Set the reference signal or speed adjust potentiometer to minimum speed 2 Apply AC line voltage 3 Slowly turn the speed adjust potentiometer or increase the reference voltage until th...

Страница 19: ...inarik strongly recommends the installation of an emergency stop switch for chassis drives The switch contacts should be rated at a minimum of 250 volts and 200 of maximum motor current To shut down t...

Страница 20: ...Figure 5 may be used to decelerate a motor to a minimum speed Closing the switch between terminals 8 and 9 decelerates the motor from set speed to a minimum speed determined by the MIN SPD trimpot se...

Страница 21: ...6 page 16 For the RUN BRAKE switch use a double pole double throw switch rated for at least the maximum DC armature voltage and maximum braking current Table 3 Recommended Dynamic Brake Resistor Sizes...

Страница 22: ...16 Operation Figure 6 Dynamic Brake Connection...

Страница 23: ...gh voltages can cause serious or fatal injury MM101U and MM201U Series drives have six user adjustable trimpots Each drive is factory calibrated to its maximum current rating Readjust the calibration...

Страница 24: ...18 Calibration Figure 7 Calibration Trimpot Layout MINIMUM SPEED REGULATION I R COMP MAXIMUM SPEED ACCELERATION TORQUE LIMIT DECELERATION...

Страница 25: ...e signal input analog voltage signal or speed adjust potentiometer to zero 5 Apply power to the drive 6 Calibrate the trimpots as follows MINIMUM SPEED MIN SPD The MIN SPD setting determines the motor...

Страница 26: ...etting determines the degree to which motor speed is held constant as the motor load changes It is factory set for optimum motor regulation To calibrate IR COMP exact calibration 1 Turn the IR COMP tr...

Страница 27: ...uld be stopped 5 Set the speed potentiometer or reference signal to maximum speed The motor should remain stopped 6 Slowly rotate the TORQUE trimpot clockwise CW until the ammeter reads 120 of maximum...

Страница 28: ...t the speed adjust potentiometer or reference signal to minimum The motor should run at minimum speed 2 Set the speed adjust potentiometer or reference signal to maximum and measure the time it takes...

Страница 29: ...ust potentiometer or reference signal to maximum The motor should run at maximum speed 2 Set the speed adjust potentiometer or reference signal to minimum and measure the time it takes the motor to go...

Страница 30: ...tween reversals Figure 8 Set the switch to the center position to decelerate the motor to a stop The switch contacts should be rated at a minimum of 250 volts and 150 to 200 of motor nameplate current...

Страница 31: ...sing the motor direction Figure 9 Use a three pole three position switch rated for at least the maximum DC armature voltage and maximum braking current Wait for the motor to stop completely before swi...

Страница 32: ...oller must be inhibited while braking Without the inhibit feature the controller will continue to regulate causing overshoot when the DIGI LOK is switched back to the drive Figure 10 shows the connect...

Страница 33: ...single pole two position switch to select between two independent speeds shown in the forward direction Figure 11 The speed adjust potentiometers can be mounted at two separate operating stations NOTE...

Страница 34: ...t potentiometer with a single pole multi position switch and two or more potentiometers in series with a total series resistance of 10K ohms Figure 12 shows a connection for fixed high and low speed a...

Страница 35: ...peed adjust potentiometer with series resistors with a total series resistance of 10K ohms Figure 13 Add a single pole multi position switch with the correct number of positions for the desired number...

Страница 36: ...n switch for the RUN JOG switch and a single pole normally closed momentary operated pushbutton for the JOG pushbutton as shown in Figure 14 When the RUN JOG switch is set to JOG the motor decelerates...

Страница 37: ...The PCM4 isolates the leader motor from the follower drive and outputs a voltage proportional to the leader motor armature voltage The follower drive uses this voltage reference to set the speed of th...

Страница 38: ...trolled with a single speed adjust potentiometer using a PCM4 at the input of each drive to provide isolation Figure 16 Optional ratio potentiometers can be used to scale the PCM4 output voltage allow...

Страница 39: ...nection is correct and in good condition Verify that there are no short circuits or grounded connections Check that the drive s rated armature outputs are consistent with the motor ratings For additio...

Страница 40: ...s See page 21 for information on adjusting the TORQUE trimpot 4 Send in drive to Minarik repair department 1 Increase speed adjust potentiometer or reference signal setting 2 Check that the speed adju...

Страница 41: ...SPD and MAX SPD are not calibrated 1 MAX SPD setting is too low 2 IR COMP setting is too low 3 Motor is overloaded 3 Verify that the motor is not jammed Increase TORQUE LIMIT setting page 21 4 Apply A...

Страница 42: ...bleshooting Motor pulsates or surges under load 1 IR COMP is set too high 2 Control is in current limit mode 1 Adjust the IR COMP setting slightly CCW until the motor speed stabilizes page 20 2 Check...

Страница 43: ...T C10 010 0050 0 47 MFD 50 VOLT C11 010 0051 0 047 MFD 50 VOLT C12 C13 011 0002 1 0 MFD 35 VDC TANTALUM C14 C16 010 0032 0 1 MFD 250 VOLT D1 071 0012 1N5397 1 AMP 600 VOLT DIODE D245 071 0024 1N914 DI...

Страница 44: ...ATT R6 030 0028 100K OHM 1 4 WATT 5 R7 030 0026 47 K OHM 1 4 WATT R8 030 0008 240 OHM 1 4 WATT R9 R10 030 0005 100 OHM 1 4 WATT 50X R11 R12 030 0021 10K OHM 1 4 WATT R13 030 0016 2 2 K OHM 1 4 WATT R1...

Страница 45: ...TIOMETER KIT CONTENTS 1 EA 10K OHM Potentiometer 5W 5 TOL 120 0009 1 EA 3 8 32 X 1 2 NUT 151 0007 1 EA 3 8IN INT TOOTH LOCK WSHR 152 0007 1 EA POT INSULATING WASHER 156 0022 050 0073 FUSE KIT CONTENTS...

Страница 46: ...Notes...

Страница 47: ...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...

Страница 48: ...son Avenue Glendale California 91201 2011 Tel 800 MINARIK 646 2745 Fax 800 394 6334 www minarikcorp com Document Number 250 0089 Revision 4 Printed in the U S A 5 01 12 00 North America 13 00 Outside...

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