RGx00UC SERIES - Minarik Drives
Contents
1. Board Edge ____ _ Board Edge __________ REV FWD REV FWD TORQUE TORQUE TORQUE TORQUE 1HP 2HP Ce 90 VDC B 180 voc 10 0 AMPS 10 0 AMPS P502 Board Edge __________ Board Edge _________ FWD REV FWD TORQUE TORQUE TORQU 1 2 HP 1 HP 90 VDC le le 180 VDC 5 0 AMPS 5 0 AMPS P502 P503 Board Edge ____________ Board Edge ___________ FWD REV FWD TORQUE TORQUE TORQU 1 4 HP 1 2 HP 90 VDC 1s0voc 2 5 AMPS 2 5 AMPS P502 Figure 7 Recommended FWD TORQUE and REV TORQUE Settings actual settings may vary with each application RGxOOUC Series Deadband DB The DB setting determines the time that will elapse between the application of current in one direction before current is applied in the opposite direction The DB affects the resistance that a motor has to changes in the shaft position at zero speed It does this by applying an AC voltage to the motor armature The deadband is factory calibrated to approximately 3 4 of a turn position for 60 Hz AC line operation Recalibrate the trim pot to approximately the 1 4 of a turn position for 50 Hz AC line operation If you hear motor noise humming the deadband might be set too high Turn the DB trim pot CCW until the motor noise ceases DB DB ap ap P511 P511 50 Hz 60 Hz Figure 8 Deadband Settings RGx00UC Series IR Compensation IR COMP The IR COMP setti2. Motor will not reach the desired speed FWD TORQUE REV TORQUE setting is too low Motor pulsates or surges under load Motor bouncing in and out of current limit RGxOOUC Series SUGGESTED SOLUTIONS Place a 01 uF capacitor across terminals 3 and 5 Remove power Reverse connections to Al and A2 Reapply power Increase FWD TORQUE REV TORQUE setting Check motor load Resize the motor and drive if necessary Adjust the IR COMP setting slightly CCW until the motor speed stabilizes Make sure motor is not undersized for load adjust FWD TORQUE REV TORQUE trim pot CW RGxOOUC Series Section 9 Accessories amp Replacement Parts Displays Closed Loop Open Loop Kits Potentiometer amp Connector Pot Kit Fuse 1 5 5 Amp Fuse Kit 1 8 Amp Fuse Kit with Pico Fuse 3 8 Amp Fuse Kit with Pico Fuse 5 15 Amp Fuse Kit Logic Cards Current Sensing Isolation Cards Unidirectional 8 outputs Bidirectional 1 output 202 0003 050 0066 050 0068 050 0069 050 0071 RGxOOUC Series RGx00UC Series Unconditional Warranty A Warranty Minarik Drives warrants that its products will be free from defects in workmanship and material for twelve 12 months or 3000 hours whichever comes first from date of manufacture thereof Within this warranty period Minarik Drives will repair or replace at its sole discretion such
3. RGx00UC SERIES USER MANUAL RG100UC RG200UC www minarikdrives com Dear Valued Consumer Congratulations on your purchase of the RGx00UC Series drive This User Manual was created for you to get the most out of your new device and assist with the initial setup Please visit www minarikdrives com to learn more about our other drives Thank you for choosing Minarik Drives 2013 Minarik Drives All rights reserved No part of this document may be reproduced or transmitted in any form without written permission from Minarik Drives The information and technical data in this document are subject to change without notice Minarik Drives makes 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 assumes no responsibility for any errors that may appear in this document and makes no commitment to update or to keep current the information in this document RGxOOUC Series Safety First SAFETY WARNINGS Text in gray boxes denote important safety tips or warnings 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 elec
4. Single Speed Potentiometer Control Of Multiple Drives Multiple drives can be controlled with a single speed adjust potentiometer using a USIM 8 at the input of each drive to provide isolation Figure 20 Optional ratio potentiometers can be used to scale the USIM 8 output voltage allowing independent control of each drive ratio pot A optional 10K Ohms 10K Ohms ratio pot B optional 10K Ohms ratio pot H optional 10K Ohms Figure 20 Single Speed Potentiometer Control of Multiple Drives RGxOOUC Series Section 8 Troubleshooting Dangerous voltages exist on the drive when it is powered When possible disconnect the drive while troubleshooting High voltages can cause seroius or fatal injury Before Troubleshooting Perform the following steps before starting any procedure in this section Disconnect AC line voltage from the drive Check the drive closely for damaged components Check that no conductive or other foreign material has become lodged on the printed circuit board Verify that every connection is correct and in good condition Verify that there are no short circuits or grounded connections Check that the drive s rated armature is consistent with the motor ratings For additional assistance contact your local Minarik Drives distributor or the factory direct 800 MINARIK or FAX 800 394 6334 RGx00UC Series PROBLEM Line fuse blows Line f
5. RGx00UC Series Section 5 Operation Change voltage switch settings only when the drive is disconnected from AC line voltage Make sure both 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 damage to the transformer If the switches are improperly set to a higher voltage position the motor will overspeed which may cause motor damage or result in bodily injury or loss of life 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 If the motor or drive does not perform as described disconnect the AC line voltage immediately Refer to the Troubleshooting section page 39 for further assistance Before Applying Power 1 Verify that no foreign conductive material is present on the printed circuit board RGx00UC Series Startup Turn the speed adjust potentiometer or input voltage signal to minimum speed Apply AC line voltage Slowly advance the speed adjust potentiometer clockwise CW or increase the input voltage signal The motor slowly accelerates as the potentiometer is turned CW or as the input voltage signal is increased Continue until the desired speed is reached Remove AC line voltage from the drive to coast the motor to a stop RGx
6. Coast to Zero Speed Section 6 Calibration Maximum Speed MAX SPEED Forward Acceleration FWD ACCEL RGxOOUC Series Reverse Acceleration REV ACCEL Forward Torque FWD TORQUE Reverse Torque REV TORQUE Deadband R Compensation IR COMP Current Stability CURRENT STAB Voltage Stability VOLTAGE STAB Section 7 Application Notes Direction Switch Multiple Fixed Speeds Adjustable Speeds Using Potentiometers In Series ndependent Adjustable Speeds ndependent Adjustable Forward and Reverse Speeds RUN JOG Switch Run Brake Connection RUN JOG Switch Potentiometer Connection Leader Follower Application Single Speed Potentiometer Control Of Multiple Drives Section 8 Troubleshooting Before Troubleshooting Section 9 Accessories amp Replacement Parts RGx00UC Series List of Tables Table 1 Recommended Line Fuse Sizes Table 2 Field Output Connections RGxOOUC Series List of Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 2 7 8 9 0 Four Quadrant Operation RG100UC and RG200UC Dimensions Speed Adjust Potentiometer Speed Adjust Potentiometer Connections Analog Input Signal Connections RG100UC and RG200UC Drive Connections Recommended FWD TORQUE and REV TORQUE Settings Deadband Settings Voltage Stabilization Outputs Forwa
7. and REV ACCEL trim pots Open the RB1 and RB2 terminals to accelerate the motor to set speed Coast to Zero Speed If using START and STOP switches see page 13 and Figure 6 on page 16 opening the STOP switch will coast the motor to a stop If START and STOP switches are not used removing the jumper from terminals 10 and 12 will coast the motor to a stop RGxOOUC Series Section 6 Calibration Dangerous voltages exist on the drive when it is powered When possible disconnect the voltage input from the drive before adjusting the trim pots If the trim pots 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 RGxOOUC series drives have user adjustable trim pots Each drive is factory calibrated to its maximum current rating Readjust the calibration trim pot settings to accommodate lower current rated motors All adjustments increase with CW rotation and decrease with CCW rotation Use a non metallic screwdriver for calibration Each trim pot is identified on the printed circuit board RGx00UC Series Maximum Speed MAX SPEED The MAX SPEED setting determines the maximum motor speed when the speed adjust potentiometer or input voltage signal is set for maximum speed To calibrate MAX SPEED Set the MAX SPEED trim pot full CCW Set the speed adjust potentiometer or input voltage s
8. are not used wire a jumper between terminals 10 and 12 to bypass the latching circuit The drive will then operate in a start on power up mode See Figure 6 on page 16 for these switch connections Motor Over Temperature Switch If the O T switch is used the Start Stop switches must be connected to terminals 11 12 and 13 to prevent automatic restart of the motor See Figure 6 on page 16 for switch connections Some motors are available with an internal thermostat which functions as an over temperature switch If not used connect a jumper between terminals 9 and 10 Run Brake Switch See Regenerative Decel to Zero Speed in the Starting and Stopping Methods on pages 18 and 19 for a detailed description of the Run Brake Switch and other braking methods RGxOOUC Series Tachogenerator Feedback Tachogenerator feedback is optional Without tachogenerator feedback load regulation is approximately 2 of base speed with a speed range of 30 1 This is quite acceptable for most applications which do not involve sizable load changes With tachogenerator feedback load regulation is better than 0 5 of base speed with a speed range of 50 1 Calculating the Feedback Resistor Value The following steps are required to convert the control to operate in a closed loop tachogenerator mode 1 The control is factory set for a tachogenerator rated at 50 volts per 1000 RPM with a maximum motor speed of 1800 RPM If th
9. at minimum speed Set the speed adjust potentiometer or input voltage signal for maximum reverse speed Measure the time it takes the motor to go from minimum to maximum speed If the time measured in step 2 is not the desired acceleration time turn the REV ACCEL trim pot CW for a longer acceleration time or CCW for a shorter acceleration time Repeat steps 1 through 2 until the acceleration time is correct RGx00UC Series Forward Torque FWD TORQUE FWD TORQUE should be set to 150 of motor nameplate current rating Continuous operation beyond this rating may damage the motor If you intend to operate beyond the rating contact your Minarik Drives representative for assistance The FWD TORQUE setting determines the maximum torque for accelerating and driving the motor in the forward direction To calibrate FWD TORQUE refer to the recommended FWD TORQUE settings in Figure 7 on page 26 or use the following procedure With the power disconnected from the drive connect a DC ammeter in series with the armature Set the FWD TORQUE trim pot to minimum full CCW Set the speed adjust potentiometer full CW or input voltage signal to maximum speed Carefully lock the motor armature Be sure that the motor is firmly mounted Apply line power The motor should be stopped Slowly adjust the FWD TORQUE trim pot CW until the armature current is 150 of motor rated armature current Turn the speed adjust potentiom
10. overhauling load and to decelerate a load faster than it would to coast to a lower speed RGxOOUC Series Section 2 Specifications Maximum Armature Maximum Armature Voltage Armature Current ADC Range VDC Current ADC HP Range RG100UC Y Chassis RG200UC y Chassis AC Line Voltage Field Voltage RG100UC 50 VDC F1 to L1 100 VDC F1 to F2 RG200UC 100 VDC F1 to L1 200 VDC F1 to F2 Load Regulation with Armature Feedback 2 base speed or better with Tachogenerator Feedback 0 5 of base speed Speed Range with Armature Feedback with Tachogenerator Feedback Vibration 0 5G maximum 0 50 Hz 0 1G maximum gt 50 Hz Ambient Temperature Range RGx00UC Series Section 3 Dimensions 6 900 152 ff _ _ 6 300 160 0 875 22 TEENA 8 auaceszesvezt 198 6 000 176 g O pa iy 2 El 2 El 3 400 86 ALL DIMENSIONS IN INCHES MILLIMETERS Figure 2 RG100UC and RG200UC Dimensions RGx00UC Series Section 4
11. Installation applied Failure to heed this warning may result in fire explosion or serious injury Make sure you read and understand the Safety Precautions on page i before attempting to install this product f Do not install rewire or remove this control with input power WARNING Mounting e Drive components are sensitive to electrostatic discharge Avoid direct contact with the circuit board Hold the drive by the heat sink only Protect the drive from dirt moisture and accidental contact Provide sufficient room for access to the terminals and calibration trim pots 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 the drive with its board in either a horizontal or vertical plane Four 0 19 5 mm wide slots in the heat sink accept 8 pan head screws RGx00UC Series Speed Adjust Potentiometer Be sure that the potentiometer tabs do not make contact with the potentiometer s body Grounding the input will cause damage to the drive If using a remote potentiometer with a chassis drive mount the speed adjust potentiometer through a 0 38 in 10 mm hole with the hardware provided Figure 3 Install the circular insulating disk between the panel and the 10K ohm speed adjust potentiometer Twist the speed adjust potentiometer wire to av
12. OOUC Series Starting and Stopping Methods Regenerative braking coasting to a stop or decelerating to minimum speed 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 lines is the only acceptable method for emergency stopping For this reason Minarik Drives strongly recommends installing an emergency stop switch on both AC line inputs see Figure 6 on page 16 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 Automatic Restart Upon Power Restoration All drives automatically run to set speed when power is applied the Start Stop circuitry is closed and the Run Brake switch is opened Line Starting and Stopping Line starting and stopping applying and removing AC line voltage is recommended for infrequent starting and stopping of a drive only When AC line voltage is applied to the drive the motor accelerates to the speed set by the speed adjust potentiometer or analog signal When AC line voltage is removed the motor coasts to a stop RGx00UC Series Regenerative Decel to Zero Speed Short the RB1 and RB2 terminals to regeneratively brake the motor to zero speed See Figure 6 on page 16 The RB1 and RB2 circuit follows the deceleration rate set by the FWD ACCEL
13. e line fuse may have to be replaced with a lower rated one Fuses should be rated for 250 VAC or higher and approximately 150 of the maximum armature current Refer to Table 1 on page 10 to install a lower rated fuse Table 1 Recommended Line Fuse Sizes 180 VDC Maximum DC AC Line Motor Armature Current Fuse Size Horsepower Horsepower amps amps Minarik Drives offers fuse kits See Section 9 Accessories and Replacement Parts for fuse kit part numbers RGx00UC Series Connections Do not connect this equipment with power applied Failure to heed this warning may result in fire explosion or serious injury Minarik Drives strongly recommends the installation of a master power switch in the voltage input line as shown in Figure 6 page 16 The switch contacts should be rated at a minimum of 200 of motor nameplate current and 250 volts Power Input Connect the AC line power leads to terminals L1 and L2 Minarik Drives recommends the use of a single throw double pole master power switch The switch should be rated at a minimum of 250 volts and 200 of motor current Refer to Figure 6 on page 16 Motor Drives supply motor armature voltage from A1 and A2 terminals 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 the motor does not spin in the desired direct
14. e speed profile through time should be smooth Figure 9 Chart B If the trim pot is set too high there will be oscillation at set speed Figure 9 Chart C OPTIMUM ACCEL AND DECEL SLIGHT ADJUSTMENT STEPPING OSCILLATION PA TIME TIME TIME CHARTA CHART B CHART C Figure 9 Voltage Stabilization Outputs RGx00UC Series Section 7 Application Notes Direction Switch For a Forward Reverse switch use a single pole two position switch with a single speed adjust potentiometer to regeneratively reverse the motor Figure 10 If a Forward Stop Reverse switch is desired use a single pole three position switch Figure 11 The MIN SPD setting is in effect for either direction 10K OHM SPEED ADJUST POTENTIOMETER Figure 10 Forward Reverse Switch 10K OHM SPEED ADJUST POTENTIOMETER Figure 11 Forward Stop Reverse Switch RGxOOUC Series Multiple Fixed Speeds Replace the speed adjust potentiometer with a series of resistors with a total series resistance of 10K ohms Figure 12 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds GH lo GH R2 TOTAL SERIES E t RESISTANCE oa R3 10K OHMS Figure 12 Multiple Fixed Speeds RGx00UC Series Adjustable Speeds Using Potentiometers In Series Replace the speed adjust potentiometer with a series of resistors with a total series resi
15. e tachogenerator output is other than 50 volts per 1000 RPM or the maximum speed is greater than 1800 RPM calculate the value of the feedback resistor R1 using the following equation R1 V rpm mer 5 kQ Connect R1 to terminal TB503 Example Using a tachogenerator rated at 50 volts per 1000 RPM with a maximum speed of 1800 RPM V rpm 50V 1000 RPM 05 RPMmax 1800 Plugging the values into the equation 05 1800 5 Ri 2 3 36 9 kQ RGx00UC Series Set the IR COMP trim pot fully CCW Connect the tachogenerator leads to terminals 1 negative and 2 positive on terminal board TB502 Tachogenerator polarity is that produced with motor running in FORWARD direction If any doubt exists concerning the tachogenerator polarity start the motor very slowly A miswired tachogenerator will cause the motor to accelerate to full speed If this occurs disconnect the control from AC power immediately Interchange the connections at terminals 1 and 2 Reconnect AC power to the control RGx00UC Series AC LINE VOLTAGE oo NOTE DO NOT make any connections to F1 and F2 if using a permanent magnet motor ia STOP SWITCH N C gt START SWITCH N O g MOTOR O T SWITCH 4 RUN STOP SWITCH J 10K OHM SPEED ADJUST POTENTIOMETER HOH TACHOGENERATOR FEEDBACK Figure 6 RG100UC and RG200UC Drive Connections
16. eter CCW or decrease the input voltage signal Remove line power Remove the stall from the motor Remove the ammeter in series with the motor armature if it is no longer needed RGx00UC Series Reverse Torque REV TORQUE REV TORQUE should be set to 150 of motor nameplate current rating Continuous operation beyond this rating may damage the motor If you intend to operate beyond the rating contact your Minarik Drives representative for assistance The REV TORQUE setting determines the maximum torque for accelerating and driving the motor in the reverse direction To calibrate REV TORQUE refer to the recommended REV TORQUE settings in Figure 7 on page 26 or use the following procedure With the power disconnected from the drive connect a DC ammeter in series with the armature Set the REV TORQUE trim pot to minimum full CCW Set the speed adjust potentiometer full CW or input voltage signal to maximum speed Carefully lock the motor armature Be sure that the motor is firmly mounted Apply line power The motor should be stopped Slowly adjust the REV TORQUE trim pot CW until the armature current is 150 of motor rated armature current Turn the speed adjust potentiometer CCW or decrease the input voltage signal Remove line power Remove the stall from the motor Remove the ammeter in series with the motor armature if it is no longer needed RGx00UC Series MODEL RG100UC MODEL RG200UC
17. hielding Guidelines Under no circumstances should power and logic level leads be bundled together Induced voltage can cause unpredictable behavior in any electronic device including motor controls As a general rule Minarik Drives recommends shielding of all conductors If it is not practical to shield power conductors it is recommended to shield all logic level leads If shielding of all 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 controllers must be separated from power lines in the same manner as the logic I O on this drive RGx00UC Series Line Fusing Model RG100UC is preinstalled with a 20 amp fuse Model RG200UC is preinstalled with 20 amp fuses Preinstalled line fuses are rated for maximum horsepower If the horsepower rating of the motor being used is less than the maximum horsepower rating of the drive th
18. ignal for maximum speed Adjust MAX SPEED until the desired maximum speed is reached Forward Acceleration FWD ACCEL The FWD ACCEL setting determines the time the motor takes to ramp to a higher speed in the forward direction or to a lower speed in the reverse direction See Specifications on page 1 for approximate acceleration times FWD ACCEL is factory set for the shortest acceleration time full CCW To set the forward acceleration time 1 Set the speed adjust potentiometer or input voltage signal for minimum speed The motor should run at minimum speed Set the speed adjust potentiometer or input voltage signal for maximum forward speed Measure the time it takes the motor to go from minimum to maximum speed If the time measured in step 2 is not the desired acceleration time turn the FWD ACCEL trim pot CW for a longer acceleration time or CCW for a shorter acceleration time Repeat steps 1 through 2 until the acceleration time is correct RGx00UC Series Reverse Acceleration REV ACCEL The REV ACCEL setting determines the time the motor takes to ramp to a higher speed in the reverse direction or to a lower speed in the forward direction See Specifications on page 1 for approximate acceleration times REV ACCEL is factory set for the shortest acceleration time full CCW To set the forward acceleration time 1 Set the speed adjust potentiometer or input voltage signal for minimum speed The motor should run
19. in the forward direction while turning the potentiometer counterclockwise CCW causes rotation in the reverse direction 10K OHM 10K OHM SPEED POT SPEED POT FWD a Unidirectional Forward b Unidirectional Reverse 10K OHM SPEED POT FWD c Bidirectional Figure 4 Speed Adjust Potentiometer Connections RGx00UC Series Analog Input Signal Instead of using a speed adjust potentiometer the drive may be wired to follow an analog input voltage signal that is isolated from earth ground Figure 5 Connect the signal common to terminal 3 Connect the signal reference to terminal 5 A potentiometer can be used to scale the analog input voltage An interface device such as Minarik Drives model PCM4 may be used to scale and isolate an analog input voltage An analog input voltage range of 12 to 12 VDC is required to produce an armature voltage range of 0 90 VDC with 115 VAC line voltage or 0 180 VDC with 230 VAC line voltage o 5 Ww Signal Reference st D oO Signal Common Figure 5 Analog Input Signal Connections RGx00UC Series Start Stop Switches Switch operation requires a momentary normally open START switch be wired to terminals 10 and 11 and a momentary normally closed STOP switch be wired to terminals 11 and 12 These switches must be used together and are not included with the drive The 10 11 and 12 terminals are on terminal block TB502 If the START STOP switches
20. ion remove power and reverse the A1 and A2 connections Connect a DC motor to terminals A1 and A2 as shown in Figure 6 on page 16 Ensure that the motor voltage rating is consistent with the drive s output voltage RGx00UC Series Field Output Connections The field output is for shunt wound motors only Do not make any connections to F1 and F2 when using a permanent magnet moio See Table 2 for field output connections Use 14 16 AWG wire to connect the field output to a field shunt wound motor Table 2 Field Output Connections Approximate Field Connect Motor LineiVoltage VAG Voltage VDC Field To F1 and L1 F1 and F2 F1 and L1 F1 and F2 RGx00UC Series Speed Adjust Potentiometer Use a 10K ohm 1 4 W potentiometer for speed control The motor can operate in one direction unidirectional or two directions bidirectional depending on how the speed adjust potentiometer is connected to the drive For unidirectional operation in the foward direction connect the speed adjust potentiometer as shown in Figure 4 a For unidirectional operation in the reverse direction connect the speed adjust potentiometer as shown in Figure 4 b For bidirectional operation connect the speed adjust potentiometer as shown in Figure 4 c The motor does not operate when the potentiometer is in the center position Turning the potentiometer clockwise CW from the center position causes the motor to rotate
21. nd JOG pushbutton to terminals 7 and 8 as shown in Figure 17 The motor coasts to a stop when the RUN JOG switch is set to JOG Press the JOG pushbutton to jog the motor Return the RUN JOG switch to RUN for normal operation JOG PUSHBUTTON RUN Terminal 7 e JOG Terminal 8 Figure 17 RUN JOG Switch Run Brake Connection RGx00UC Series RUN JOG Switch Potentiometer Connection Connect the RUN JOG switch and the JOG pushbutton as shown in Figure 18 When the RUN JOG switch is set to JOG the motor decelerates to zero speed Press the JOG pushbutton to jog the motor Return the RUN JOG switch to RUN for normal operation B D cw f f 10K OHM SPEED ADJUST GG POTENTIOMETER I RUN a JOG JOG PUSHBUTTON Figure 18 RUN JOG Switch Speed Adjust Potentiometer Connection RGx00UC Series Leader Follower Application In this application use a PCM4 to monitor the speed of the leader motor Figure 19 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 the follower motor An optional ratio potentiometer may be used to scale the PCM4 output voltage s2 PCM4 orl Follower Drive TB502 S1 10K Ohm optional Figure 19 Leader Follower Application RGx00UC Series
22. ng determines the degree to which motor speed is held constant as the motor load changes Use the following procedure to recalibrate the IR COMP setting 1 Set the IR COMP trim pot to minimum full CCW 2 Increase the speed adjust potentiometer or input voltage signal until the motor runs at midspeed without load for example 900 RPM for an 1800 RPM motor A handheld tachometer may be used to measure motor speed Load the motor armature to its full load armature current rating The motor should slow down While keeping the load on the motor rotate the IR COMP trim pot until the motor runs at the speed measured in step 2 If the motor oscillates overcompensation the IR COMP trim pot may be set too high CW Turn the IR COMP trim pot CCW to stabilize the motor Unload the motor RGx00UC Series Current Stability CURRENT STAB The effect of this adjustment is most apparent in the DC tachogenerator feedback operating mode CURRENT STAB is factory set to midrange and should not require adjustment unless the tachogenerator signal has considerable ripple Then you should turn the CURRENT STAB trim pot clockwise until the motor stabilizes Voltage Stability VOLTAGE STAB The effect of this trim pot is most obvious when tachogenerator feedback is used If the trim pot is set too low stepping will occur during acceleration and deceleration Figure 9 Chart A When optimum adjustment of voltage stabilization is achieved th
23. oid picking up unwanted electrical noise If the speed adjust potentiometer wires are longer than 18 in 46 cm use shielded cable Keep the speed adjust potentiometer wires separate from power leads L1 L2 A1 A2 F1 F2 MOUNT THROUGH A 0 38 IN 10 MM HOLE A NUT STAR WASHER SPEED ADJUST POTENTIOMETER INSULATING DISK POT TAB ASSIGNMENTS PANEL Figure 3 Speed Adjust Potentiometer RGx00UC Series Do not install rewire or remove this control with input 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 or the drive is disabled Opening any one motor lead while the drive is running may destroy the drive This product does not have internal solid state motor overload protection It does not contain speed sensitive overload protection thermal memory retention or provisions to receive and act upon signal from remote devices for over temperature protection If motor over protection is needed in the end use product it needs to be provided by additional equipment in accordance with NEC standards Use 18 24 AWG wire for logic wiring Use 14 16 AWG wire for AC line and motor wiring RGx00UC Series S
24. products that are returned to Minarik Drives 14300 De La Tour Drive South Beloit Illinois 61080 USA This warranty applies only to standard catalog products and does not apply to specials Any returns of 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 product to and from the repair point B Disclaimer The provisions of Paragraph A are Minarik Drives s sole obligation and exclude all other warranties of merchantability for use expressed 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 for breach of any of Minarik Drives s obligations whether expressed or implied and particularly of any other claim or breach of warranty contained in Paragraph A or of any other warranties expressed 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 consequential damages losses or expenses arising in connection with the use of or inability to use Minarik Drive
25. rd Reverse Switch Forward Stop Reverse Switch Multiple Fixed Speeds Adjustable Speeds Using Potentiometers in Series Independent Adjustable Speeds Independent Adjustable Forward and Reverse Speeds Independent Adjustable Forward and Reverse Speeds with RUN JOG Switch Run Brake Connection P RUN JOG Switch Speed Adjust Potentiometer Connection 36 Leader Follower Application Single Speed Potentiometer Control of Multiple Drives RGxOOUC Series Section 1 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 Quadrant II Quadrant operate in Quadrant l Quadrant III Quadrant IV and also in Quadrant III if the drive is reversible see Figure 1 Motors must stop before reversing direction Unless dynamic braking is used non regenerative drives cannot decelerate a load faster than coasting to a MOTOR MOTOR lower speed ROTATION TORQUE A A NOTE ARROWS IN SAME DIRECTION MOTOR ACTION Regenerative drives Operate ARROWS IN OPPOSITE DIRECTION REGENERATIVE ACTION in two additional quadrants Quadrant Il and Quadrant IV In these quadrants motor torque is in the opposite direction of motor rotation Figure 1 Four Quadrant Operation This allows regenerative drives to reverse a motor without contractors or switches to control an
26. s s 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 strict liability 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 law applicable to the sale of equipment or the use thereof must be commenced within one year after the cause of such action arises www minarikdrives com 14300 DE LA TOUR DRIVE SOUTH BELOIT IL 61080 800 MINARIK 250 0096 Rev 5
27. stance of 10K ohms Figure 13 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds Figure 13 Adjustable Speeds Using Potentiometers In Series RGxOOUC Series Independent Adjustable Speeds Replace the speed adjust potentiometer with a single pole multi position switch and two or more potentiometers in parallel with a total parallel resistance of 10K ohms Figure 14 shows the connection of two independent speed adjust potentiometers that can be mounted at two separate operating stations SPEED 1 Figure 14 Independent Adjustable Speeds RGx00UC Series Independent Adjustable Forward and Reverse 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 Figures 15 and 16 show the connection of two independent forward and reverse speed adjust potentiometers that can be mounted at two separate operating stations REV FWD 20K OHM 20K OHM Figure 15 Independent Adjustable Forward and Reverse Speeds Figure 16 Independent Adjustable Forward and Reverse Speeds with Stop RGxOOUC Series RUN JOG Switch Run Brake Connection Use a single pole two position switch for the RUN JOG switch and a single pole normally closed momentary operated pushbutton for the JOG pushbutton Connect the RUN JOG switch a
28. trical 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 using proper grounding techniques 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 AN component failure Minarik Drives 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 trim pots Use approved personal protective equipment and insulated tools if working on this drive with power applied RGx00UC Series Table of Contents Section 1 Regenerative Drives Section 2 Specifications Section 3 Dimensions Section 4 Installation Mounting Speed Adjust Potentiometer Field Output Speed Adjust Potentiometer Analog Input Signal Start Stop Switches Motor Over Temperature Switch Run Brake Switch Tachogenerator Feedback Calculating the Feedback Resistor Value Section 5 Operation Before Applying Power Startup Starting and Stopping Methods Line Starting and Stopping Regenerative Decel to Zero Speed
29. use does not blow but the motor does not run Motor cable or armature is shorted to ground Nuisance tripping caused by a combination of ambient conditions and high current spikes i e reversing Speed adjust potentiometer or input voltage signal is set to zero speed Regenerative brake mode is active Terminal 5 is shorted to terminal 3 Drive is not receiving AC line voltage Motor is not connected 3 SUGGESTED SOLUTIONS 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 FWD TORQUE REV TORQUE settings resize motor and drive i for actual load demand or check for incorrectly aligned mechanical components or jams See pages 24 or 25 for information on adjusting the FWD TORQUE REV TORQUE Increase the speed adjust potentiometer setting or input voltage signal Remove the short from the 7 and 8 terminals Verify that the motor is not jammed Increase FWD TORQUE REV TORQUE setting if set too low Apply AC line Remove power Connect the motor to A1 and A2 Reapply PROBLEM i Motor does not id Noise on logic wires stop when the A speed adjust potentiometer is full CCW Motor connections to A1 and A2 are reversed Motor runs in the opposite direction Motor runs too fast
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