RGM SERIES - American Control Electronics
Contents
1. Bottom Board SW503 Input Voltage Select SW501 SW502 oe Top Board Figure 10 Select Switch Locations RGM 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 RGM 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 American Control Electronics strongly recommends installing an emergency stop switch on both AC line inputs see Figure 7 on page 14 WARNING Frequent starting and stopping can produce high torque This may caus2. 8 9 0 1 2 3 4 5 Four Quadrant Operation RGM Dimensions HSK 0001 Dimensions Speed Adjust Potentiometer Quick Disconnect Terminal Block Cage Clamp Terminal Block Power and Motor Connections bottom board Speed Adjust Potentiometer Connections Analog Input Signal Connections Select Switch Locations Inhibit Switch Settings Regenerative Brake Switch Run Stop Switch Enable Switch Settings Inhibit Enable Locations Recommended FWD TQ REV TQ and IR COMP Settings Deadband Settings Forward Reverse Switch Forward Stop Reverse Switch Direction Switch With End Of Travel Limit Switches Multiple Fixed Speeds Adjustable Speeds Using Potentiometers in Series Independent Adjustable Speeds Independent Adjustable Forward and Reverse Speeds Independent Adjustable Forward Reverse Speeds with Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 RGM Series RUN JOG Switch Inhibit Connection RUN JOG Switch Speed Adjust Potentiometer Connection 43 Leader Follower Application Single Speed Potentiometer Control of Multiple Drives Diagnostic LED Locations RGM Series List of Tables Table 1 Recommended Line Fuse Sizes Table 1 Short Circuit Current Ratings RGM Series Section 1 Regenerative Drives Most variable speed DC drives control current flow to a motor in one direction The direction of current flow is the same direct
3. Select Switches Input Voltage Select SW501 SW502 Feedback Select SW503 Armature Voltage Select SW504 Startup Starting and Stopping Methods Line Starting and Stopping Inhibit Regenerative Brake to Zero Speed Regen Brake Regenerative Decel to Zero Speed Regenerative Decel to Minimum Speed Enable Coast to Zero Speed Section 6 Calibration RGM Series Minimum Speed MIN SPD Maximum Speed MAX SPD Forward Torque FWD TQ Reverse Torque REV TQ R Compensation IR COMP Forward Acceleration FWD ACC Reverse Acceleration REV ACC Deadband DB Tachogenerator TACH Section 7 Application Notes Direction Switch Direction Switch With End Of Travel Limit Switches Multiple Fixed Speeds Adjustable Speeds Using Potentiometers In Series ndependent Adjustable Speeds ndependent Adjustable Forward and Reverse Speeds RUN JOG Switch Inhibit Connection RUN JOG Switch Potentiometer Connection Leader Follower Application Single Speed Potentiometer Control Of Multiple Drives Section 8 Diagnostic LEDs Section 9 Troubleshooting Before Troubleshooting Section 10 Accessories amp Replacement Parts Unconditional Warranty RGM 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 Figure 2 Figure 2 Figure 2 Figure 2 Figure 2 7
4. 1 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 ISO202 1 output voltage 9 150202 1 o Follower Drive TB502 RB1 10K Ohm optional EL Figure 28 Leader Follower Application RGM Series Single Speed Potentiometer Control Of Multiple Drives Multiple drives can be controlled with a single speed adjust potentiometer using a 150101 8 at the input of each drive to provide isolation Figure 29 Optional ratio potentiometers can be used to scale the 150101 8 output voltage allowing independent control of each drive ratio pot A optional 10K Ohms 10K Ohms ratio pot B optional 10K Ohms 150101 8 ratio pot H optional 10K Ohms Figure 29 Single Speed Potentiometer Control of Multiple Drives RGM Series Section 8 Diagnostic LEDs RGM series drives are equipped with three diagnostic LEDs Power POWER Green LED lights whenever AC line voltage is applied to the drive Forward Current Limit FWD CL Red LED lights whenever the drive reaches current limit in the forward direction Reverse Current Limit REV CL Red LED lights whenever the drive reaches current limit in the reverse direction ARMATURE FE
5. 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 direction remove power and reverse the A1 and A2 connections Connect a DC motor to terminals A1 and A2 Refer to Figure 7 Ensure that the motor voltage rating is consistent with the drive s output voltage NOTE ADD FUSE TO L2 58508 8 8508 SCRSUS SCRSD 5 8502 WITH 230 INPUT ONLY FUSE 5 2 mE Qo eua INPUT 115 230 Figure 7 Power and Motor Connections bottom board RGM 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 conn
6. Reverse switch is desired use a single pole three position switch Figure 19 The MIN SPD setting is in effect for either direction SO S1 S2 10 0 REV S3 ou 241 FWD Figure 18 Forward Reverse Switch 50 S1 S2 2 10KQ REV S3 Cw STOP O 0O FWD Figure 19 Forward Stop Reverse Switch RGM Series Direction Switch With End Of Travel Limit Switches Use a single pole two position switch with a single speed adjust potentiometer for a direction switch as shown in Figure 20 Wire a normally closed limit switch in series with 51 forward limit and another reverse limit in series with S3 If you desire any type of automatic cycling with the limit switches use switching logic board 200 0386A 50 51 52 53 Reverse Limit Switch Forward Limit Switch Forward Reverse Switch Figure 20 Direction Switch With End Of Travel Limit Switches RGM Series Multiple Fixed Speeds Replace the speed adjust potentiometer with a series of resistors with a total series resistance of 10K ohms Figure 21 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds TOTAL SERIES RESISTANCE 7 R3 10K OHMS R4 Figure 21 Multiple Fixed Speeds RGM Series Adjustable Speeds Using Potentiometers In Series Replace the speed adjust p
7. 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 American Control Electronics 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 American Control Electronics 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 ORAID RGM400 1 5 RGM400 10 AMERICAN CONTROL ELECTRONICS www americancontrolelectronics com 14300 DE LA TOUR DRIVE SOUTH BELOIT IL 61080 844 AMCNTRL MAN 0009 Rev 2
8. composed of a 10 pin header block and 10 screw terminal plug Figure 5 on page 13 To use the quick disconnect terminal block 1 Carefully pull terminal plug from header block 2 With a small flat head screwdriver turn terminal plug screw counterclockwise to open wire clamp Insert stripped wire into the large opening in front of the plug Turn the terminal plug screw clockwise to clamp the wire Repeat steps 2 4 for each terminal until all connections are made 6 Insert plug into header until securely fastened Cage Clamp Terminal Block RGM series drives use a cage clamp terminal block for the enable and inhibit connections To connect a wire to the cage clamp terminal block see Figure 6 use a small screwdriver to press down on the lever arm Insert a wire stripped approximately 0 25 inches 6 mm into the opening in front of the terminal block Release the lever arm to clamp the wire RGM Series Terminal Plug Figure 5 Quick Disconnect Terminal Block Press down on the lever arm using small screwdriver Insert wire into the wire clamp Release the lever arm to clamp the wire Figure 6 Cage Clamp Terminal Block RGM Series Power Input Connect the AC line power leads to terminals L1 and L2 American Control Electronics 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 7
9. for 250 VAC or higher and 150 of maximum armature current Fuse HOT L1 only when the line voltage is 115 VAC Fuse both L1 and L2 when the line voltage is 230 VAC Table 1 lists the recommended line fuse sizes Table 1 Recommended Line Fuse Sizes 180 VDC Maximum DC AC Line Motor Armature Current Fuse Size Horsepower Horsepower 1 15 1 8 1 8 See Section 10 Accessories and Replacement Parts for fuse kit part numbers RGM Series Short circuit current rating SCCR is the maximum short circuit current that the speed control can safely withstand when protected by a specific over current protective device s Table 2 Short Circuit Current Ratings Short Circuit Current Rating Maximum Types of Branch Rating of Drive Model Maximum Maximum Circuit Protection Overcurrent Current A Voltage V Inverse Time RGM400 10 10 000 240 V ead Circuit Breaker Protection RGM Series Connections Do not connect this equipment with power applied Failure to heed this warning may result in fire explosion or serious injury American Control Electronics strongly recommends the installation of a master power switch in the voltage input line as shown in Figure 7 page 14 The switch contacts should be rated at a minimum of 200 of motor nameplate current and 250 volts Quick Disconnect Terminal Block The quick disconnect terminal block used for logic connections on the top board is
10. pot full CCW Set the speed adjust potentiometer or input voltage signal for maximum speed Adjust MAX SPD until the desired maximum speed is reached Note Check the MIN SPD and MAX SPD adjustments after recalibrating to verify that the motor runs at the desired minimum and maximum speed RGM Series Forward Torque FWD TQ FWD TQ should be set to 120 of motor nameplate current rating Continuous operation beyond this rating may damage the motor If you intend to operate beyond the rating contact your American Control Electronics representative for assistance The FWD TQ setting determines the maximum torque for accelerating and driving the motor in the forward direction To calibrate FWD TQ refer to the recommended FWD TQ settings in Figure 16 on page 32 or use the following procedure With the power disconnected from the drive connect a DC ammeter in series with the armature Set the FWD TQ 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 TQ trim pot CW until the armature current is 120 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
11. potentiometer through a 0 38 in 10 mm hole with the hardware provided Figure 4 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 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 MOUNT THROUGH A 0 38 IN 10 MM HOLE NUT STAR WASHER SPEED ADJUST POTENTIOMETER INSULATING DISK POT TAB ASSIGNMENTS PANEL Figure 4 Speed Adjust Potentiometer RGM 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 e
12. speed Drive is not receiving AC line voltage Motor is not connected MIN SPD setting is too high Noise on logic wires 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 REV TQ settings resize motor and drive for actual load demand or check for incorrectly aligned mechanical components or jams See pages 29 or 30 for information on adjusting the FWD TORQUE REV TQ trim pot Increase the speed adjust potentiometer setting or input voltage signal Remove the short from the inhibit terminals Verify that the motor is not jammed Increase FWD REV TO setting if set too low Remove power Connect the motor to A1 and A2 Reapply Decrease MIN SPD setting Place a 01 pF capacitor across terminals SO and S2 PROBLEM Motor connections to A1 and A2 are reversed Motor runs in i the opposite direction Motor runs too fast Motor will i not reach the desired speed FWD REV TQ setting is too low Motor pulsates i or surges under load i Motor bouncing in and out of current limit RGM Series SUGGESTED SOLUTIONS Remove power Reverse connections to A1 and A2 Reapply power Increase FWD REV TQ setting Check motor load Resize the motor and drive
13. the motor armature if it is no longer needed RGM Series Reverse Torque REV TQ REV TQ should be set to 120 of motor nameplate current rating Continuous operation beyond this rating may damage the motor If you intend to operate beyond the rating contact your American Control Electronics representative for assistance The REV TQ setting determines the maximum torque for accelerating and driving the motor in the reverse direction To calibrate REV TO refer to the recommended REV TQ settings in Figure 16 on page 32 or use the following procedure With the power disconnected from the drive connect a DC ammeter in series with the armature Set the REV TQ 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 TQ trim pot CW until the armature current is 12096 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 RGM Series IR Compensation IR COMP The IR COMP setting determines the degree to which motor speed is held constant as the motor load changes Use the following procedure to recalibrate the
14. 15 Inhibit Enable Locations RGM 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 RGM 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 RGM Series Minimum Speed MIN SPD The MIN SPD setting determines the minimum motor speed unidirectional operation when the speed adjust potentiometer or input voltage or current signal is set for minimum speed To calibrate the MIN SPD 1 Set the speed adjust potentiometer or input voltage signal for minimum speed Adjust MIN SPD until the desired minimum speed is reached or is just at the threshold of rotation Maximum Speed MAX SPD The MAX SPD setting determines the maximum motor speed when the speed adjust potentiometer or input voltage signal is set for maximum speed To calibrate MAX SPD Set the MAX SPD trim
15. AMERICAN CONTROL Xa ELECTRONICS RGM SERIES USER MANUAL RGM400 1 5 RGM400 10 www americancontrolelectronics com Dear Valued Consumer Congratulations on your purchase of the RGM 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 americancontrolelectronics com to learn more about our other drives Thank you for choosing American Control Electronics No part of this document may be reproduced or transmitted in any form without written permission from American Control Electronics The information and technical data in this document are subject to change without notice American Control Electronics 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 American Control Electronics 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 RGM 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 equip
16. EDBACK 90 180 ARM TACH Forward Current Reverse Current Limit LED Limit LED Figure 30 Diagnostic LED Locations RGM Series Section 9 Troubleshooting 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 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 American Control Electronics distributor or the factory direct 844 AMCNTRL or FAX 800 394 6334 RGM Series PROBLEM Line fuse blows Line fuse does not blow but the motor does not run Motor does not stop when the speed adjust potentiometer is full CCW 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
17. Figure 13 Run Stop Switch RGM Series Enable Coast to Zero Speed Activate the ENABLE terminals to coast the motor to zero speed The enable bypasses both the MIN SPD trim pot and the deceleration rate set by the FWD ACC or REV ACC trim pots Deactivate the ENABLE terminals to accelerate the motor to set speed See Figure 15 on page 26 for ENABLE terminal location For a normally open connection leave pins 3 and 4 open on JP502 For a normally closed connection jumper pins 3 and 4 on JP502 Twist enable wires and seperate them from other power carrying wires or sources of electrical noise Use shielded cable if the enable 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 ENABLE SETTINGS CONFIGURATION DRIVE RESPONSE ENABLE MODE MOTOR COASTS TO A STOP WHEN INHIBIT TERMINALS ARE CLOSED INVERT ENABLE ENABLE E CLOSED INVERT ENABLE MODE MOTOR COASTS TO A STOP Tu WHEN INHIBIT TERMINALS ARE OPENED c INVERT ENABLE CLOSED Figure 14 Enable Switch Settings RGM Series INVERT INHIBIT amp INVERT ENABLE Jumper Settings JP502 RMATURE FEEDBACK 0 ARWETACH E fo INVERT 8 INHIBIT A d peg v Figure
18. 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 COMP trim pot may be set too high CW Turn the IR COMP trim pot CCW to stabilize the motor 5 Unload the motor See Figure 16 on page 32 for recommended IR COMP settings RGM Series 9 9 2 IR COMP COMP 1 HP e amp amp amp 180 VDC 5 ADC 18 COMP IR COMP 3 4 HP amp e 69 6 65 180 3 8 ADC IR COMP IR COMP 1 2 HP 5 6 t80voc 2 5 ADC REV TQ IR COMP REV TQ IR COMP Figure 16 Recommended FWD TQ REV TQ and IR COMP Settings actual settings may vary with each application RGM Series Forward Acceleration FWD ACC The FWD ACC setting determines the time the motor takes to ramp to either a higher speed in the forward direction or a lower speed in the reverse direction within the limits of available
19. NFIGURATION DRIVE RESPONSE JP502 TB503 INHIBIT MODE INVERT 1 9 INHIBIT MOTOR REGENERATIVELY BRAKES WHEN INHIBIT TERMINALS ARE CLOSED 2 INVERT INHIBIT MODE INVERT INHIBIT GLOSED MOTOR REGENERATIVELY BRAKES WHEN INHIBIT TERMINALS ARE OPENED Figure 11 Inhibit Switch Settings RGM Series Regen Brake Regenerative Decel to Zero Speed Short the RB1 and RB2 terminals to regeneratively brake the motor to zero speed See Figure 12 The RB1 and RB2 circuit follows the deceleration rate set by the FWD ACC and REV ACC trim pots Open the RB1 and RB2 terminals to accelerate the motor to set speed Figure 12 Regenerative Brake Switch RGM Series Regenerative Brake to Minimum Speed The switch shown in Figure 13 may be used to decelerate a motor to a stop Closing the switch between SO and S2 decelerates the motor from a set speed to a stop at a deceleration rate determined by the FWD and REV ACC trim pots Set the switch to the Run position to accelerate the motor to set speed Figure 13 shows the switch with a potentiometer wired for unidirectional forward mode For other possible wiring setups see pages 15 and 36 10K OHM SPEED ADJUST POTENTIOMETER DECEL TO MIN SPEED
20. Tachogenerator Feedback 0 1 of base speed or better Speed Range Vibration 0 5G maximum 0 50 Hz 0 1G maximum gt 50 Hz Safety Certifications RGM Series Section 3 Dimensions wax n 8 Cou 8 i tu wo B 7 D b e e e e e e e e e Bea m 1 96 50 1 66 E ee ke 30 109 ALL DIMENSIONS IN INCHES MILLIMETERS Figure 2 RGM Dimensions RGM Series 6 90 175 Ha 6 30 160 5 90 150 ___ gt 112 3 00 76 1 75 44 8 390 100 gt H 0 7 18 ALL DIMENSIONS IN INCHES MILLIMETERS Figure 3 HSK 0001 Dimensions E RGM Series Section 4 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 Do not install rewire or remove this control with input power WARNING Heat Sinking Model RGM400 10 requires an additional heat sink when the continuous armature current is above 5 amps Use American Control Electronics heat sink kit par
21. e 17 Deadband Settings RGM Series Tachogenerator TACH WARNING Calibrate the TACH setting only when a tachogenerator is used The TACH setting like IR COMP setting determines the degree to which motor speed is held constant as the motor load changes To calibrate the TACH trim pot 1 Connect the tachogenerator to T1 and T2 The polarity is positive for T1 and negative for T2 when the motor is running in the forward direction Set the feedback select switch SW503 to ARM for armature feedback Set the speed adjust potentiometer or input voltage signal to maximum forward speed Measure the armature voltage across A1 and A2 using a voltmeter Set the speed adjust potentiometer or input voltage signal to zero speed Set SW503 to TACH for tachogenerator feedback Set the IR COMP trim pot to full CCW Set the TACH VOLTS trim pot to full CW Set the speed adjust potentiometer or input voltage signal to maximum forward speed Adjust the TACH trim pot until the armature voltage is the same value as the voltage measured in step 3 Check that the TACH is properly calibrated The motor should run at the same set speed when SW503 is set to either ARM or TACH RGM 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 18 If a Forward Stop
22. e 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 and the the Enable Regen Brake and Inhibit are set to run 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 RGM Series Inhibit Regenerative Brake to Zero Speed Activate the INHIBIT terminals to regeneratively brake the motor to zero speed The inhibit bypasses both the MIN SPD trim pot and the deceleration rate set by the FWD ACC or REV ACC trim pots Deactivate the INHIBIT terminals to accelerate the motor to set speed See Figure 15 on page 26 for INHIBIT terminal location For a normally open connection leave pins 1 and 2 open JP502 For a normally closed connection jumper pins 1 and 2 on JP502 Twist inhibit wires and seperate them from other power carrying wires or 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 INHIBIT SETTINGS CO
23. e range of 90 to 90 VDC with 115 VAC line voltage or 180 to 180 VDC with 230 VAC line voltage SIGNAL COMMON SIGNAL REFERENCE Figure 9 Analog Input Signal Connections American Control Electronics offers a field installable isolation adder board part number 150402 1 to convert a RGM400 into a RGM403 This adder board allows the drive to follow 8 10 to 10 VDC or 4 20 mA analog input signal that is isolated or non isolated RGM Series Enable Regen Brake and Inhibit See the Starting and Stopping Methods section on pages 21 through 26 for a detailed description of the Enable Inhibit and Regen Braking connections Tachogenerator Feedback Using tachogenerator feedback improves speed regulation from approximately 1 of motor base speed to approximately 0 1 of motor base speed Use tachogenerators rated from 7 VDC per 1000 RPM to 50 VDC per 1000 RPM Connect the tachogenerator to terminals T1 and T2 of terminal block TB501 The polarity is positive for T1 and negative for T2 when the motor is running in the forward direction Place SW503 in the TACH position The TACH trim pot must be adjusted prior to operating with tachogenerator feedback Refer to the Calibration section for instructions on calibrating the TACH trim pot RGM 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 c
24. ect the speed adjust potentiometer as shown in Figure 8 a For unidirectional operation in the reverse direction connect the speed adjust potentiometer as shown in Figure 8 b For bidirectional operation connect the speed adjust potentiometer as shown in Figure 8 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 in the forward direction while turning the potentiometer counterclockwise CCW causes rotation in the reverse direction 10K OHM 10K OHM SPEED POT SPEED t cw FWD cw REV a Unidirectional Forward b Unidirectional Reverse 5 FWD Lr 10K OHM SPEED POT cw REV c Bidirectional Figure 8 Speed Adjust Potentiometer Connections RGM 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 9 Connect the signal common RB1 Connect the signal input to S2 A potentiometer can be used to scale the analog input voltage An analog input voltage range of 10 to 10 VDC is required to produce an armature voltag
25. if necessary Adjust the IR COMP setting slightly CCW until the motor speed stabilizes Make sure motor is not undersized for load adjust FWD REV TQ trim pot CW RGM Series Section 10 Accessories amp Replacement Parts Displays Closed Loop Open Loop Heat Sinks HSK 0001 Kits Potentiometer amp Connector 10K Pot Insulating Washer 9 Pin Terminal Block 5 Insulated Tabs 2 Jumpers included with RGM models Fuse 2 1 5 Amp 250V Fast blow Glass Fuses 2 3 Amp 250V 3AG Fast blow Glass Fuses 2 5 Amp 250V 3AG Fast blow Glass Fuses 2 8 Amp 250V 3AG Fast blow Glass Fuses 2 10 Amp 250V 3AB Normal blow Ceramic Fuses 2 15 Amp 250V 3AB Normal blow Ceramic Fuses Logic Cards Current Sensing Isolation Cards Adder Board Unidirectional 8 outputs OLD100 1 CLD100 1 HSK 0001 KTP 0001 KTP 0007 KTF 0001 KTF 0002 KTF 0003 KTF 0004 KTF 0005 KTF 0006 CMC100 5 CMC100 20 150402 1 150101 8 RGM Series Unconditional Warranty A Warranty American Control Electronics 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 American Control Electronics will repair or replace at its sole discretion such products that are returned to American Control Electronics 14300 De La Tour Drive South Beloit Illinois 61080 USA This warra
26. ion as the motor rotation Non regenerative drives Quadrant II Quadrant operate 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 NOTE ARROWS IN SAME DIRECTION MOTOR ACTION Regenerative drives operate ARROWS IN OPPOSITE DIRECTION REGENERATIVE ACTION in two additional quadrants Quadrant 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 overhauling load and to decelerate a load faster than it would to coast to a lower speed RGM Series Section 2 Specifications Maximum HP Range HP Range Armature with 90 VDC with 180 VDC Current ADC Enclosure 1 20 1 8 1 10 1 4 Chassis RGM400 10 Chassis Heat sink kit part number HSK 0001 must be used when the continuous current output is over 5 amps AC Line Voltage 115 230 VAC 10 50 60 Hz single phase DC Armature Voltage with 115 VAC Line Voltage with 230 VAC Line Voltage 0 180 VDC 1815 50 to 52 Form Factor 1 37 at base speed Load Regulation with Armature Feedback 1 base speed or better with
27. ment Follow the National Electrical Code and all other applicable electrical and safety codes including the provisions of the Occupational Safety and Health Act OSHA when installing equipment Reduce the chance of an electrical fire shock or explosion by 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 American Control Electronics ACE 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 RGM Series Table of Contents Section 1 Regenerative Drives Section 2 Specifications Section 3 Dimensions Section 4 Installation Heat Sinking Mounting Speed Adjust Potentiometer Connections Quick Disconnect Terminal Block Cage Clamp Terminal Block Power Inputs Speed Adjust Potentiometer Analog Input Signal Enable Regen Brake and Inhibit Tachogenerator Feedback Section 5 Operation Before Applying Power
28. nd 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 RGM Series Shielding 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 it is recommended to shield 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 RGM Series Line Fusing Drives should be fused for protection Use fast acting fuses rated
29. ndependent Adjustable Forward and Reverse Speeds with Stop RGM Series RUN JOG Switch Inhibit 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 and JOG pushbutton to the inhibit terminals as shown in Figure 26 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 NN JOG Figure 26 RUN JOG Switch Inhibit Connection RGM Series RUN JOG Switch Potentiometer Connection Connect the RUN JOG switch and the JOG pushbutton as shown in Figure 27 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 10K OHM SPEED ADJUST POTENTIOMETER RUN JOG PUSHBUTTON Figure 27 RUN JOG Switch Speed Adjust Potentiometer Connection RGM Series Leader Follower Application In this application use a 150202 1 to monitor the speed of the leader motor Figure 28 The 150202
30. nty 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 American Control Electronics 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 American Control Electronics s sole obligation and exclude all other warranties of merchantability for use expressed or implied American Control Electronics 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 Americn Control Electronics 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 American Control Electronics by lawful authority American Control Electronics shall under no circumstances be liable for any consequential damages losses or expenses arising in connection with the use of or inability to use American Control Electronics s product for
31. orrect 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 47 for further assistance Before Applying Power 1 Verify that no foreign conductive material is present on the printed circuit board Ensure that all switches and jumpers are properly set RGM Series Select Switches Input Voltage Select SW501 SW502 Set the input voltage select switches SW501 and SW502 to either 115 or 230 to match the AC line voltage See Figure 10 Feedback Select SW503 Set the feedback select switch SW503 to either ARM for armature feedback or TACH for tachogenerator feedback See Figure 10 Armature Voltage Select SW504 Set the armature voltage select switch SW504 to either 90 or 180 to match the maximum armature voltage See Figure 10
32. otentiometer with a series of resistors with a total series resistance of 10K ohms Figure 22 Add a single pole multi position switch with the correct number of positions for the desired number of fixed speeds Cw Figure 22 Adjustable Speeds Using Potentiometers In Series RGM 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 23 shows the connection of two independent speed adjust potentiometers that can be mounted at two separate operating stations SPEED 1 Figure 23 Independent Adjustable Speeds RGM 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 24 and 25 show the connection of two independent forward and reverse speed adjust potentiometers that can be mounted at two separate operating stations 50 S1 S2 FORWARD FWD 10K OHM CW 55 REVERSE Figure 24 Independent Adjustable Forward and Reverse Speeds 50 S1 FORWARD 52 t O O STOP FWD 10K OHM Cw 55 REVERSE REV OHM Figure 25 I
33. t number HSK 0001 All other chassis drives have sufficient heat sinking in their basic configuration Use a thermally conductive heat sink compound such as Dow Corning 340 Heat Sink Compound between the chassis and the heat sink surface for optimum heat transfer RGM Series Mounting Drive components are sensitive to electrostatic discharge Avoid direct contact with the circuit board Hold the drive by the chassis or 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 Eight 0 19 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 should be earth grounded Use a star washer beneath the head of at least one of the mounting screws to penetrate the anodized surface and to reach bare metal RGM 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
34. torque The FWD ACC setting is factory set for its fastest forward acceleration time Turn the FWD ACC trim pot CW to increase the forward acceleration time and CCW to decrease the forward acceleration time Reverse Acceleration REV ACC The REV ACC setting determines the time the motor takes to ramp to either a higher speed in the reverse direction or a lower speed in the forward direction within the limits of available torque The REV ACC setting is factory set for its fastest reverse acceleration time Turn the REV ACC trim pot CW to increase the reverse acceleration time and CCW to decrease the reverse acceleration time RGM Series Deadband DB The deadband trim pot determines the time that will elapse between the application of current in one direction before current is applied in the opposite direction The deadband trim pot affects the resistance that a motor has to changes in shaft position at zero speed It does this by applying AC voltage to the motor armature Deadband is factory calibrated with the notch at approximately the 3 o clock position for 60 Hz AC line operation Recalibrate the deadband with the notch at the 9 o clock position for 50 Hz AC line operation If you hear motor noise humming the deadband might be set too high Turn the deadband trim pot CCW until the motor noise ceases 60 Hz 50 Hz Applications Applications DB D INDICATOR Figur
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