1/6 – 5 HP - Control Techniques
Contents
1. 21 Motor Speed Potentiometer 31 1 0 19 N T National Electrical Code 1 4 TACHOMETER 24 34 Sator a RI Ms 1 3 Torque Current Limit 33 TORQUE CONTROL ESS 20 O TORQUE REGULATOR eee 34 trarisfort gt 3 Oscillating load en 27 tiarislents sioe dsd 3 4 Overload Capacity ete 31 TROUBLESHOOTING 2 5 Twisted Cable la 4 PARTS TIS ee rien 29 U power bridge s aiii 34 1 POWER 2 34 power factor correction capacitors 3 V power wiring conos 4 5 RR 3 34 R 3 VOLTAGE TRANSIENT PROTECTION 34 RATINGS AND SPECIFICATIONS 31 Relative Humidity 32 w 21 RUN e 19 WIRING PRACTICES 4 5 7 SELECTABLE CAPABILITIES 34 ZERO SPEED 44140004 19 40 www fincor net2. 24 Current Torque Limit potentiometer 24 current torque reference pot 6 CURRENT LIMIT nee 24 current limiting fuses 3 CURRENT LOOP TRANSDUCERS 21 D DECEL potentiometer 23 DECELERATION re ee 23 Deceleration 33 enne 6 disconnect switch 3 Displacement Power Factor 32 7 31 Dynamic braking 19 E Efficiency einer 32 electrical 4 Index 39 BOOK 0959 B F FIELD 33 tullzwave 4 nons 5 etu a 3 GENERAL DESCRIPTION 1 ground o eret a 4 GROUNDING 20d 4 half wave shunt field voltage 5 2 31 I INITIAL STARTUD eerte 17 INOPERATIVE MOTOR 21 INSTALLATION GUIDELINES 3 INSTALLING THE CONTROLLER 5 INTRODUCTION 1 IR Load Compensation 33 IR COMPENSATIO 23 IR COMP potentiometer 23 ISOLATION
3. a HIGH INERTIA LOADS MAY EXTEND BRAKING TIME AND CAUSE THE WATTAGE RATING OF THE DYNAMIC BRAKING RESISTORS TO BE EXCEEDED An antiplug feature is included with optional Armature Contactor Reversing With Dynamic Braking Option 1004 This feature prevents restarting the motor before the motor has braked to a stop SPEED CONTROL Motor speed is directly proportional to the setting of the MOTOR SPEED potentiometer or the magnitude of an external speed reference signal as applicable This potentiometer or the speed reference signal may be adjusted while the motor is running or may be preset before the motor is started The rates of acceleration and deceleration are preset by the ACCEL and DECEL potentiometers respectively located on the controller control board Maximum speed and minimum speed are preset by the MAX SPD and MIN SPD potentiometers respectively located on the control board TORQUE CONTROL Motor torque is directly proportional to the setting of the CURRENT LIMIT potentiometer or the magnitude of an external torque reference signal as selected by dip switch SW3 position 3 This potentiometer or the current reference signal may be adjusted while the motor is running or may be preset before the motor is started Note that if the process demands less torque then the torque reference is commanding motor speed will continue to increase up to maximum speed JOG If a RUN STOP JOG switch is used place the
4. 4 J JO 20 Speed sania eh re 33 JOG SPEED potentiometer 20 Jumper Jan ae atte 5 Jumpers 11 72 and J3 5 L Line Frequency Vartation 32 33 Line Fuse Interrupting Capacity 31 Tine 31 line Starting 5 5 iia 6 19 LINE 58 34 EINESUPPEY gt 3 Line Voltage Varlation 32 LOAD MONITOR 21 Low inductance 5 SPD potentiometer 23 Maximum Speed 33 BOOK 0959 B MAXIMUMSPEED 23 Service Fact iii init iii 31 MIN SPD potentiometer 24 shielded wire 4 Minimum Speed 33 shipping damage nennen 5 MINIMUM SPEED eere 24 Short circuit 3 minimum transformer 1 2 3 Signal 4 2 SPEED AND CURRENT STABILITY 24 MOTOR CONTACTOR 34 SPEED CONTROL er ee 20 Motor a rrt i 17 Speed Regulation sse 32 MOTOR SELECTION esses SPEED REGULATOR INPUT
5. 7 8 Logic Connection Diagram Run Stop Jog 9 Logic Connection Diagram Forward Reverse Switch and Run Stop Jog Switch 9 Logic Connection Diagram Run Stop Pushbuttons and Run Jog Switch 10 Logic Connection Diagram Run Stop Controlled Stop Pushbuttons and Run Jog Switch 10 Logic Connection Diagram Optional Unidirectional Contactor Using Run Jog Switch 11 Logic Connection Diagram Optional Unidirectional Contactor Using Run Stop 11 Pushbuttons and Run Jog Switch Logic Connection Diagram Optional Armature Contactor Reversing Using Switches 12 Logic Connection Diagram Optional Armature Contactor Reversing Using Pushbuttons 12 and Run Jog Switch Logic Connection Diagram Line Starting With Motor Speed Potentiometer 13 Signal Connection Diagram Motor Speed Potentiometer 13 Signal Connection Diagram Tachometer Feedback sss 14 Signal Connection Diagram Current Torque Reference Potentiometer 14 Signal Connection Diagram Line Starting Without a Motor Speed Potentiometer 14 Signal Connection Diagram 4 20mA Interface 15 Signal Connection Diagram 4 20mA Transducer with Auto Manual Switch 15 Signal Connection Diagr
6. 2613 DRIVE FIGURE 2 CONTROLLER MOUNTING DIMENSIONS 7 BOOK 0959 B 1 FIGURE 2 CONTROLLER MOUNTING DIMENSIONS 8 BOOK 0959 B OOO Figure 4 Logic connection diagram Forward Reverse Switch and Run Stop Jog Switch 9 BOOK 0959 B Figure 6 Logic connection diagram Run Stop Controlled Stop Pushbuttons and Run Jog Switch 10 BOOK 0959 B 5 6 XK lt 5 9 8 Figure 8 Logic connection diagram Optional Unidirectional Contactor using Run Stop Pushbuttons and Run Jog Switch 11 BOOK 0959 B 8 e Figure 9 Logic connection diagram Optional Armature Contactor Reversing using Switches LEVERSING Figure 10 Logic connection diagram Optional Armature Contactor Reversing using Pushbuttons and Run Jog Switch 12 BOOK 0959 B 9 gt Figure 11 Logic connection diagram Line Starting with Motor Speed Potentiometer Figure 12 Signal Connection Diagram Motor Speed Potentiometer 13 BOOK 0959 B Figure 13 Signal Connection Diagram Tachometer Feedback Figure 14 Signal Connection Diagram Current Torque Reference Potentiometer Figure 15 Signal Connection Diagram Line Starting Without a Motor Speed Potentiometer 14 Figure 16 Signal Connection Diagram 4 20 Interface Figure 18 Signal Connection Diagram Transducer with External Burden Resistor 15
7. v so 50 Q vy i gt 20VAC MONTOR 2 Ko o SUFERVSORY o 5 3 1 AN Loci Ses ol 9 OPEN FOR BESPRT 7812 TU LINE START 2 13 O ZERO SPEED TA 10 1067716 Figure 22 Functional Schematic Series 2610 36 CALIBRATION POT 5POSITION DIP SWITCH SW3 All set in closed Position ARMATURE TACH FEEDBACK 3 POSITION JUMPER J6 J7 J8 Set on Armature MOTOR CURRENT JUMPER J4 SET 100 90 1 80VAC JUMPERS J2 8 3 Shown in 180V Position 115 230 JUMPER Shown in 230V Position AC LINE FUSE F1 5HP SEE FIG 24 CONNECTOR 1 CONNECTOR E2 BOOK 0959 B CURRENT STABILITY VOLTAGE STABILITY OPTION CONNECTOR 5 POT POT m DECELERATION POT ACCELERATION POT MAXIMUM SPEED MINIMUM SPEED POT BI COLOR LED GREEN POWER ON RED CURRENT LIMIT N m LOGIC amp SIGNAL CONNECTION TERMINALS 00 8 8 y 3 AC LINE CONNECTION TERMINALS n E BHP SEE FIG 24 MOTOR SHUNT FIELD w 5 il lt L 112 0 z o 283 115 gt 01 230V ARM R4B MOTOR ARMATURE CONNECTION TERMINALS SEE FIG 24 CONTROL BOARD 1067039 DC1 REV C SHUNT RESISTORS SEE FIG 24 Figure 23 Series 2610MKII Control Board 1 6 3HP 37
8. 115 230 lt lt 37 10V 180v e 12 ARM 90 180 lt 0 a 90v 62K TACH OPEN FOR 2 0 j ARM BACKUP YM ARM J6 7 8 SETBY e TCH AOS ONE PIECE JUMPER 48 100K J 100 IR 7 100K ae RS MAX SPD FIELD 4 CONNECTIONS yoo We ARM TACH 7 SHUNT P ABSOLUTE a CURRENT VALUE SOLAOR RA 5 60 1 40 6 0 0 14 em FL 1V SPD REG 7 NODE U3B T 32 6 1 15 go 2 420m EX ACCEL SPD REG NODE BURDEN 150K 3 ACCEL ov 0 110 30 SEC 4 T 8 POWER CONNECTIONS TB1 150K 10 IN 1 ACCEL 27061 Eo 24 CUSTOMER INIERFACE TB2 150K no STABLITY 324 F 0 e e v 5 SPADE CONNECTOR NOT ON VER z CURRENT FS 7 5V 160K 4 EK E STABLITY L T INPUT 108 5 OPEN FOR 1 6 OFEN FOR 594 v 0 100 10V op CURRENT 1 100 cur UM LINE VOLTAGE SELECTION 25 Y 9 lt IRESET T Sen 230V lt gt G 115V E 1 gt 8 230 cae m ENABLE O e o 10 2 0 24V 1 4 e ON CURRENT 5 RUNS 6 47 10 LOAD ae
9. 131 degrees F Minimum air temperature is 0 degree C 32 degrees F for enclosed and open chassis controllers 3 CONTROLLER CONSTRUCTION The small controller base is made of die cast aluminum with a powdered epoxy finish and the cover is made of a die cast aluminum alloy The larger controller base is made of extruded aluminum the cover is made of Noryl a strong engineering plastic with outstanding mechanical thermal and electrical properties The controller enclosure is totally enclosed non ventilated and complies with NEMA Type 4 and 12 standards There is an oil resistant synthetic rubber gasket between the cover and base Those models with integral operator controls include flexible boots to seal the switches and a seal for the MOTOR SPEED potentiometer 4 LINE SUPPLY The controller should not be connected to a line supply capable of supplying more than 5 000 amperes short circuit current Short circuit current can be limited by using an input supply transformer of 50 KVA or less or by using correctly sized current limiting fuses in the supply line ahead of the controller Do not use a transformer with less than the minimum transformer KVA listed in Table 8 page 31 If rated line voltage is not available a line transformer will be required If the line supply comes directly from a transformer place a circuit breaker or disconnect switch between the transformer secondary and the controller If power is switched in the tran
10. BOOK 0959 B BOOK 0959 B Figure 19 Signal Connection Diagram PID Controller with Auto Manual Switch 20 0MA ARM V 510 Figure 20 Signal Connection Diagram 4 20mA Outputs Armature Amps and Volts Figure 21 Signal Connection Diagram 0 to 10Vdc Outputs Armature Amps and Volts 16 BOOK 0959 B INITIAL STARTUP 1 Open the controller cover if used by removing the four cover screws 2 Be familiar with all options installed in the controller by reviewing the instruction sheets supplied with the options 3 Be sure all wiring is correct and all wiring terminations are tightened securely 4 Be sure the controller is calibrated correctly See steps 4 and 5 under Installing The Controller on page 5 Be sure the AC supply voltage to the controller agrees with the controller data label 6 The potentiometers in the controller are factory adjusted as shown in Table 4 These settings will provide satisfactory operation for most applications If different settings are required refer to Adjustment Instructions starting on page 23 TABLE 4 INITIAL POTENTIOMETER SETTINGS POTENTIOMETER SETTING DESCRIPTION ACCEL 1 3 Turn Clockwise 10 Seconds CUR LMT Fully Clockwise 100 150 Load DECEL 1 3 Turn Clockwise 10 Seconds IR TACH Fully Counterclockwise 0 0 Boost MAX SPD 3 4 Turn Clockwise 100 Speed MIN SPD Fully Counterclockwise 0 0 Speed SPD STAB 1 2 Turn Clockwise Nominal Gain CUR ST
11. PARTS EIS Tantra ni Ce IR pe OU In RS 29 RATINGS AND SPECIFICATIONS 222 2 20 00 10 0 31 mA 31 Operating Conditions 200022424 8000000000000000000000000000000000 32 Performance Characteristics a 32 Adjustments et ae tit e eat 33 Specifications veces ee uy uh ayauya 33 Visier DRAWINGS L EE 35 INDEX u sma a 39 Hi BOOK 0959 B LIST OF TABLES TITLE PAGE Series 2610 Model 2 Jumper J4 Position meer Bari Ee n IP oti edere ee eed 5 Dip Switch 2 Gavan 6 Initial Potentiometer Settings a nennen tnnt nnn 17 Dynamic Braking Characteristics nn tenen nnns 20 Troubleshooting stetit ERS Renee e de eet a E Eee ET reda 25 28 Parts List Series 2610 Controllers eene 29 Typical Application 00 rennen enne ener nennen tenent nennen nennen 31 Operating Voltages and Signals isses 32 Controller Weights sign debe 32 33 Shunt Field t itotete tee diia 34 Tachometer Feedback Voltage Selection 7 34 LIST OF ILLUSTRATIONS TITLE PAGE Controller Mounting Configurations 2 0 00 7 Controller Mounting Dimensions
12. Wiring faulty incorrect or grounded Check all terminals connections and wiring between the line controller and motor Motor shorted or grounded Repair or replace the motor One or more SCR s or Diode 0 breaking down shorting intermit tently Replace faulty devices or the control board Control board failure causing SCR false firing or misfiring Replace the control board 5 Minimum speed exces sive Minimum speed not adjusted correctly Turn the MIN SPD potentiometer counter clockwise Motor armature grounded Correct ground fault Control board failure Replace the control board 6 Maximum speed excessive Maximum speed set too high Turn the MAX SPD potentiometer counter clockwise Controller not calibrated correctly Refer to Steps 4 and 5 on page 5 Open shunt field winding or wiring to the motor shunt field Check the motor shunt field and associated circuitry for a loose connection or a broken wire Repair accordingly Motor field demagnetized Replace the motor Cont d on next page 26 BOOK 0959 B TABLE 6 TROUBLESHOOTING INDICATION POSSIBLE CAUSE CORRECTIVE ACTION 7 Motor won t reach top speed Low line voltage Check for rated line voltage 10 on the controller line terminals Motor overloaded Check shunt field current Low shunt field current causes excessive armature current I
13. require a full wave field to prevent speed instability 4 MOTOR CONTACTOR Controller model numbers with an A or suffix e g 2611A 2611 APO have a DC magnetic armature contactor which disconnects both motor armature leads from the controller An antiplug circuit ensures that the contactor does not make or break DC 5 POWER CONVERSION The DC power bridge consists of four SCR s one freewheeling diode Each device is rated at least 600 PIV The controller base forms an integral heat sink with the power devices electrically isolated from the base 6 SELECTABLE CAPABILITIES Switches allow the user to select various modes of operation as follows a LINE STARTING By placing SW3 5 in the OFF position the anti restart feature will be disabled and the controller may be started and stopped with an external AC line contactor However a wire jumper must be connected between TB2 8 and TB2 9 If full speed operation is desired connect another wire jumper between TB2 2 and TB2 3 b TACHOMETER FEEDBACK To use tachometer feedback with armature feedback backup connect the tachometer generator signal to TB2 7 and TB2 5 polarity insensitive and select the tachometer generator voltage at maximum speed by using SW3 1 as follows TABLE 13 TACHOMETER FEEDBACK VOLTAGE SELECTION TACH VOLTAGE SW3 1 8 00 30Vdc ON 31Vdc 175 OFF c TORQUE REGULATOR The controller will function as a torque regul
14. the motor to reach maximum speed 3 Adjust the ACCEL potentiometer for the desired rate Full counter clockwise rotation is the fastest acceleration 0 1 second and full clockwise rotation is the slowest acceleration 30 seconds DECELERATION 1 With the motor running at maximum speed quickly reset the MOTOR SPEED potentiometer to zero or quickly decrease the speed reference signal to minimum as applicable and observe the time required for the motor to reach minimum speed 2 Adjust the DECEL potentiometer for the desired rate Full counter clockwise rotation is the fastest deceleration 0 1 second and full clockwise rotation is the slowest deceleration 30 seconds IR COMPENSATION IR compensation is used only for armature feedback The IR COMP potentiometer is factory set at zero full counterclockwise rotation for satisfactory operation with most motors If improved speed regulation is desired readjust IR compensation as follows 1 If the motor is shunt wound run it at rated base speed If the motor is a permanent magnet type run it at about 1 3 speed 2 Turn the IR COMP potentiometer clockwise slowly until motor speed becomes unstable Then turn the potentiometer counterclockwise until motor speed stabilizes MAXIMUM SPEED The MAX SPD potentiometer is factory set to provide 90 VDC armature voltage with a 115 VAC line or 180 VDC armature voltage with a 230 VAC line To readjust maximum speed run the motor at maxim
15. AB 1 2 Turn Clockwise Nominal Gain 7 If the controller has a cover place it on the controller and secure it with the four cover screws 8 Turn on the AC supply to the controller 9 Check motor rotation as follows a Ifa MOTOR SPEED potentiometer is used turn it fully counterclockwise If an external signal is used for the speed reference set it at minimum b Ifa RUN STOP JOG switch is used place it in RUN position Otherwise initiate a Run command c Turn the MOTOR SPEED potentiometer clockwise or increase the speed reference signal as applicable To stop the motor place the switch in STOP position or initiate a Stop command as applicable If the motor rotates in the wrong direction turn off the AC supply to the controller and then interchange the motor armature leads at the motor connection box or at the controller terminal board 10 Refer to Section III Operation for operating instructions 17 BOOK 0959 B Blank Page 18 BOOK 0959 B SECTION HI OPERATION POWER ON OFF To energize the drive turn on the AC supply voltage to the controller When this occurs the motor shunt field energizes with rated field voltage and potentially hazardous voltage is present at the motor armature terminals These voltages can cause electric shock resulting in personal injury or loss of life If the AC supply is interrupted and the controller is not set up for line starting the motor will not restart
16. BOOK 0959 B MOTOR SHUNT FIELD CONNECTION TEMINALS Lal 4 4 SHUNT RESISTOR AC LINE FUSE F1 POWER MODULE EARTH GROUND MOTOR LINE ARMATURE CONNECTION TERMINALS Figure 24 2613MKII Connection Terminals 5HP 38 A AC LINE PROTECTION 220 33 AC supply transients 4 ACCEL potentiometer 23 ACCELERATION 23 Acceleration 33 ADJUSTMENT INSTRUCTIONS 23 Altitude Standard 32 Ambient Temperature 32 34 antiplug feature 2 anti restart feature sess 34 armature feedback backup 34 ARMATURE VOLTAGE AND CURRENT OU DP LEES a een ern 21 ATMOSPHERE patet oce petet fee teg 3 AUXILIARY CONTACT 33 C circuit breaker 3 Conduit entry ted ete tete entire mtd 5 Control WINE eicere sia 4 Controlled Speed Range 32 CONTROLLED STOP a get 19 CONTROLLER CONSTRUCTION 3 CONTROLLER 3 CONTROLLER MOUNTING DIMENSIONS 7 8 OI EE meth t 4 CUR LMT potentiometer
17. E INTEGRAL REMOTE 227221 AA rex gn Units are reconnectable No armature contactor Includes armature contactor Includes Forward Reverse switch Includes Speed Potentiometer POWER CONFIGURATION OPERATOR CONTROLS SOURCE amp HP RANGE 115V 230V 1 3 2 1 3 3 BOOK 0959 B SECTION II INSTALLATION Before starting the installation read this section thoroughly In addition a thorough review of the Ratings and Specifications Section VI is recommended The following installation guidelines should be kept in mind when installing the controller INSTALLATION GUIDELINES 1 CONTROLLER MOUNTING The controller may be mounted either vertically or horizontally However never mount the controller upside down immediately beside or above heat generating equipment or directly below water or steam pipes The controller must be mounted in a location free of vibration Multiple controllers may be mounted side by side as close to each other as the mounting feet will allow The minimum clearance at the top and bottom ofthe controller may be as narrow as the conduit fittings allow 2 ATMOSPHERE The atmosphere surrounding the controller must be free of combustible vapors chemical fumes oil vapor and electrically conductive or corrosive materials The air surrounding an enclosed controller must not exceed 40 degrees C 104 degrees F and the air surrounding an open chassis controller must not exceed 55 degrees C
18. EMERSON Industrial Automation 6 6 E Edu Series 2610MKII Single Phase Adjustable Speed DC Motor Controllers 1 6 5 HP BOOK 0959 B BOOK 0959 B 4 EMERSON Industrial Automation SERIES 2610 SINGLE PHASE ADJUSTABLE SPEED DC MOTOR CONTROLLERS 1 6 5 HP FINCORS 327 BOOK 0959 B BOOK 0959 B TABLE OF CONTENTS SECTION TITLE PAGE 7 GENERAL INFORMATION ea nn 1 0 acier IER RIF RETI NN OR ER em ane TUUS 1 eene nennen enn nennen nnne 1 0 1 Model Types IM 2 ee INSTALEATION uN a AE ep UFU ni 3 Installation Guidelines 3 Installing the Controller sees 5 Initial Startup treuen 17 OPERATION taa 19 Power EEE BSR in edd Intt 19 eere etie cea 19 HL econ 19 19 19 Speed Control nlla Boles 20 Torque Controle ette e er cien de Ser dtes 20 JOG E 20 Reverse anna E 21 Load Monitor Motor Timed 1 21 21 9 21 21 21 MAINTENANCE AND 1 23 General mean ein rennen 23 Adjustment Instructions een enne ener enne 23 Troubleshooting Instructions essere 25 W
19. IR 296 1 96 5 1296 2 50 1 Compensation ee 05 1 0 2 2 200 1 Unidirectional models only ADJUSTMENTS 1 0 1 30 Seconds 2 0 1 30 Seconds 3 IR Eoady Compensation nr ann NENNE 0 10 Boost 4 JOSS 0 eder 0 100 of Motor Base Speed 5 Speed m destine Digo er 50 100 of Motor Base Speed 6 Minimum reU ias 0 40 of Motor Base Speed 7 Torque Current Lit ii a 0 150 of Full Load Torque SPECIFICATIONS 1 AC LINE PROTECTION A 100 000 ampere interrupting capacity AC line fuse provides instantaneous protection from peak loads and fault currents This line fuse is located inside the controller 2 AUXILIARY CONTACT A normally open Form A relay contact rated 5 ampere 115 VAC and 2A at 30 VDC is available for external use The relay energizes when a Run command is initiated and de energizes when a Normal Stop command is initiated the overload monitor trips or the anti restart circuit is activated 3 FIELD SUPPLY A half wave or full wave shunt field supply is available as shown in Table 12 page 34 33 BOOK 0959 B TABLE 12 SHUNT FIELD DATA CONTROLLER RATING SHUNT FIELD VOLTAGE VDC MOTOR SHUNT FIELD LEAD CONNECTIONS VAC Half Wave Full Wave Fi F2 50 F 2 i 100 F 100 F 2 i 200 F a Low inductance motors
20. K Ohms 1 2W 6 Overload Capacity Armature Circuit 150 For 1 Minute 7 Timed Overload Threshold 120 8 1 0 TABLE 8 TYPICAL APPLICATION DATA COMPONENT RATINGS RATED HORSEPOWER HP 1 6 1 4 1 3 1 2 3 4 1 1 1 2 2 3 5 RATED KILOWATTS kW 0 124 0 187 0 249 0 373 0 560 0 746 1 120 1 492 2 238 3 730 115V 3 9 5 0 6 0 8 7 124 15 8 NA 1 Line Unit INPUT Amps 230V FULL LOAD Unit NA NA NA 4 2 5 9 88 12 6 15 8 22 0 32 0 KVA 0 48 0 58 0 71 1 00 1 40 2 00 3 00 4 00 5 00 8 00 Motor 90V 2 0 2 8 3 5 5 4 8 1 10 5 Armature Amps 180V NA NA NA 2 6 3 8 5 5 82 11 6 15 1 25 0 DC OUTPUT Model FULL LOAD Motor 2611 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 Field 2615 Amps Model Maximum 2612 15 15 15 15 15 15 15 15 15 5 2613 FULL LOAD TORQUE lb ft with 1750 RPM Base Speed Motors 0 5 0 75 0 1 5 2 2 3 0 4 5 6 0 9 0 15 0 MINIMUM TRANSFORMER KVA FOR VOLTAGE MATCHING OR ISOLATION 0 5 0 75 0 75 1 0 1 5 2 0 3 0 5 0 7 5 10 0 31 BOOK 0959 B TABLE 9 OPERATING VOLTAGES AND SIGNALS OUTPUT VDC SPEED MAGNETIC REFERENCE CONTROL BP Armature Field SIGNAL VOLTAGE 115V 500r60Hz 0 90 50 100 0 5 Vdc 0 10 Vdc 24 VDC 230V 500r60Hz 0 180 100 200 4 20Ma
21. LER UNTIL THIS CODE REQUIREMENT HAS BEEN MET THE DRIVE EQUIPMENT IS AT AC LINE VOLTAGE WHENEVER AC POWER IS CONNECTED TO THE DRIVE EQUIPMENT CONTACT WITH AN ELECTRICAL CONDUCTOR INSIDE THE DRIVE EQUIPMENT OR AC LINE DISCONNECT CAN CAUSE ELECTRIC SHOCK RESULTING IN PERSONAL INJURY LOSS OF LIFE BE SURE ALL AC POWER IS DISCONNECTED FROM THE DRIVE EQUIPMENT BEFORE TOUCHING ANY COMPONENT WIRING TERMINAL OR ELECTRICAL CONNECTION IN THE DRIVE EQUIPMENT ALWAYS WEAR SAFETY GLASSES WHEN WORKING ON THE DRIVE EQUIPMENT DO NOT REMOVE OR INSERT CIRCUIT BOARDS WIRES CABLES WHILE POWER IS APPLIED TO THE DRIVE EQUIPMENT FAILURE TO OBSERVE THIS WARNING CAN CAUSE DRIVE DAMAGE AND OR PERSONAL INJURY ALL DRIVE EQUIPMENT ENCLOSURES MOTOR FRAMES AND REMOTE OPERATOR STATIONS MUST BE CONNECTED TO AN UNBROKEN COMMON GROUND CONDUCTOR AN UNBROKEN GROUNDING CONDUCTOR MUST BE RUN FROM THE COMMON GROUND CONDUCTOR TO A GROUNDING ELECTRODE BURIED IN THE EARTH OR ATTACHED TO A PLANT GROUND REFER TO THE NATIONAL ELECTRICAL CODE AND LOCAL CODES FOR GROUNDING REQUIREMENTS THE ATMOSPHERE SURROUNDING THE DRIVE EQUIPMENT MUST BE FREE OF COMBUSTIVE VAPORS CHEMICAL FUMES OIL VAPOR AND ELECTRICALLY CONDUCTIVE OR CORROSIVE MATERIALS 10 SOLID STATE DEVICES IN THE CONTROLLER CAN BE DESTROYED OR DAMAGED BY STATIC ELECTRICITY THEREFORE PERSONNEL WORKING NEAR THESE STATICSENSITIVE DEVICES MUST BE APPROPRIATELY GROUNDED vi BO
22. OK 0959 B SECTION I GENERAL INFORMATION INTRODUCTION This manual contains installation operation and maintenance and repair instructions for Fincor Series 2610 MKII Single Phase Adjustable Speed DC Motor Controllers A parts list ratings and specifications and drawings are also included GENERAL DESCRIPTION Series 2610 Controllers statically convert AC line power to regulated DC adjustable speed armature control of shunt wound and permanent magnet motors Series 2610 MKII Controllers comply with applicable standards established by the National Electrical Code and NEMA for motor and industrial control equipment The controllers are Underwriters Laboratories Listed File No E184521 UL cUL MOTOR SELECTION Series 2610 Controllers control the operation of general purpose DC motors designed for use with solid state rectified power supplies The motor may be shunt wound stabilized shunt wound or permanent magnet For maximum efficiency the motor should be rated for operation from a NEMA Code K power supply BOOK 0959 B MODEL TYPES TABLE 1 SERIES 2610 MODEL MATRIX 2611 2611A 2611B 2611 2611 1 2611 2 2611 7 2611 2611 2611 2611 1 2611 7 2615 2615 26158 2612 2612 26128 2613 2613 26138 2613 2613P1 2613P7 2613 2613 2613 2613 1 2613 7 FUNCTION ARMATURE CONTACT REVERSE OPEN LOCAL
23. TABLE 10 CONTROLLER WEIGHTS CONTROLLER MODEL WEIGHT LBS KG Rated Horsepower HP 1 6 2 3 5 2613 10 12 4 60 2613A 10 82 4 92 2613 11 12 5 05 2613AP0 P1 11 78 5 35 2611 2612 3 25 147 2611 2612A 3 80 1 72 2615 2 00 0 91 NA 2615A 2 25 1 02 NA 2611 P1 P2 5 50 2 50 NA NA 2611 P3 6 05 2 75 NA NA OPERATING CONDITIONS 1 7 0 1000 Meters 3300 Feet Maximum 2 Ambient Temperature ete ette re RR HH YER NOE HERD cede 0 40 C 32 F 104 3 Eme Frequency Variation 5 5 G9 8 n t HERR TRETEN ET a ET SR THERE nas 2 Hz Of Rated 4 Line Voltage Variation 10 Of Rated 5 Relative Hu rmidity ara tee eti Rn e e e ede 95 Noncondensing PERFORMANCE CHARACTERISTICS 1 Controlled Speed Range 2 Displacement Power Factor Rated Speed Rated Load 3 Efficiency Rated Speed Rated Load a Controller Only b Controller With Motor Typical 4 Speed Regulation 1 Controller can be derated 1 per 100 meters to operate at higher altitudes 2 55 C 131 F maximum in enclosed areas where open chassis controllers are mounted 32 BOOK 0959 B Regulation percentages are of motor base speed under steady state conditions TABLE 11 SPEED REGULATION CHARACTERISTICS VARIABLE Load Line Field Temperature ee M Change Voltage Heating pre 0 e 95 410 Cold Norma 10 9 Standard Voltage Feedback with
24. am Transducer with External Burden Resistor 15 Signal Connection Diagram PID Controller with Auto Manual Switch 16 Signal Connection Diagram 4 20mA Outputs Armature Amps and Volts 16 Signal Connection Diagram 0 10Vdc Outputs Armature Amps and Volts 16 Functional Schematic Series 2610 36 Series 2610 Control Board 1 6 5 eese 37 2613 Connection Terminals SHP 38 iv BOOK 0959 B Blank Page BOOK 0959 B WARNING The following must be strictly adhered to at all times 1 YOU AS THE OWNER OR OPERATOR OF FINCOR EQUIPMENT HAVE THE RESPONSIBILITY TO HAVE THE USERS OF THIS EQUIPMENT TRAINED IN ITS OPERATIONS AND WARNED OF ANY POTENTIAL HAZARDS OF SERIOUS INJURY 2 THE DRIVE EQUIPMENT SHOULD BE INSTALLED OPERATED ADJUSTED AND SERVICED ONLY BY QUALIFIED PERSONNEL FAMILIAR WITH THE CONSTRUCTION AND OPERATION OF THE EQUIPMENT AND THE HAZARDS INVOLVED INCLUDING THOSE DESCRIBED BELOW FAILURE TO OBSERVE THIS WARNING CAN RESULT IN PERSONAL INJURY LOSS OF LIFE AND PROPERTY DAMAGE THE NATIONAL ELECTRICAL CODE REQUIRES THAT AN AC LINE FUSED DISCONNECT OR CIRCUIT BREAKER BE PROVIDED IN THE AC INPUT POWER LINES TO THE CONTROLLER THIS DISCONNECT MUST BE LOCATED WITHIN SIGHT OF THE CONTROLLER DO NOT OPERATE THE CONTROL
25. ator when SW3 3 is OFF This allows an external potentiometer to set maximum motor torque 0 150 of rated 7 VOLTAGE TRANSIENT PROTECTION A metal oxide suppressor varistor across the AC line is combined with RC snubbers across the power bridge to limit potentially damaging high voltage spikes from the AC power source 34 BOOK 0959 B SECTION DRAWINGS 35 BOOK 0959 B T82 ARM VOUS 17 010 10V ARMATURE VOLTAGE m 15 SEEGION gt AND ARM VOLTS FL 100MV lt SCALING 15 a 2 01 0 oO 180V FS 5V IM ISOLATOR R3 ES m Em ay 200k lt 5 F4 ARM AMPS 2M 2M 2 4 20mA L 171 4 17 SCALING 21 2M 2M M T 12 y 80K 2 AMPS
26. d will shut down the drive drop out in about 60 seconds at 150 load current The drive may be reset by cycling the enable line or cycling input line power Note that the timing capacitor is not reset by this and that ifthe drive is immediately restarted into an overload it will not take the full time to trip CURRENT LOOP TRANSDUCERS Several onboard features allow easy interfacing to 4 20mA type transducers as well as other current ranges with appropriate external burden resistors When SW3 position 2 is closed an internal 2490 resistor converts 4 20mA to a 1 5V input and SW3 position 4 in the closed position converts the Min Speed Potentiometer to an Input Offset Potentiometer that allows precise nulling of the zero speed point ARMATURE VOLTAGE AND CURRENT OUTPUTS In DC motors armature voltage and armature current correspond to motor speed and motor load respectively The drive armature voltage and current feedback signals are isolated scaled filtered and buffered for use as output signals to other customer equipment such as follower and ratio applications or driving indicating meters etc Armature voltage is converted to a 0 to 10Vdc 2ma output at TB2 17 and to a general purpose two wire 4 to 20ma at TB2 15 and 16 Armature current 18 converted to a 0 to 10Vdc 2ma output at TB2 21 and to a general purpose two wire 4 to 20ma at TB2 19 and 20 Note that diode arrays make the outputs insensitive to the external power supp
27. ded 7 WIRING PRACTICES The power wiring must be sized to comply with the National Electrical Code CSA or local codes Refer to the controller data label for line and motor current ratings Do not use solid wire Signal wiring refers to wiring for potentiometers tachometer generators and transducers Control wiring refers to wiring for operator controls e g switches and pushbuttons Signal and control wiring may be run in a common conduit but not in the same conduit as the power wiring In an enclosure signal and control wiring must be kept separated from power wiring and only cross at a 90 degree angle to reduce electrical noise If shielded wire such as Alpha 2422 two conductor 2423 three conductor 2424 four conductor is used for the signal and control wiring connect the shields to chassis ground ground screw on the controller base and tape the opposite ends of the shields Twisted cable is also suitable for signal and control wiring The small base models provide two 3 4 14 NPT threaded holes for conduit entry one each in the top and bottom of the controller The large base models provide two 3 4 inch conduit entry for the power in and out wiring and one 1 2 inch conduit entry for signal wiring BOOK 0959 B INSTALLING THE CONTROLLER 1 Remove the controller front cover ifused by removing the four cover screws 2 Check components in the controller for shipping damage Report shipping damage to the carrier 3 Ch
28. e drive will automatically revert back to armature feedback 24 BOOK 0959 B TROUBLESHOOTING TABLE 6 TROUBLESHOOTING INDICATION POSSIBLE CAUSE CORRECTIVE ACTION 1 Motor won t start See Inoperative Motor page 21 AC line open Be sure rated AC line voltage is applied to the controller Operator controls inoperative or con nected incorrectly Repair accordingly Open circuit between Connectors 1 and E2 A wire jumper or switch must connect El to E2 Controller not reset Initiate a Stop command and then a Start com mand Line Voltage Selection Jumper J1 in wrong position See Step 5 on page 5 under Installing The Controller Controller not enabled Be sure 24 VDC is applied to Terminal TB2 8 Loss of speed reference signal Check for 0 10 VDC speed reference signal Controller not adjusted correctly Turn the ACCEL and CUR LMT potentiome ters fully counterclockwise 100 Open shunt field winding or wiring to the motor shunt field causing loss of torque Check the motor shunt field and associated circuitry for a loose connection or a broken wire Repair accordingly Motor failure Repair or replace the motor Control board failure Replace the control board 2 Controller line fuse blows when AC line power is applied to the controller Wiring faulty or incorrect Check all external wiring terminating in the contr
29. e enable input TB2 8 When a controlled stop is initiated by momentarily applying 24V to TB2 12 input the drive will decelerate the motor from set speed to zero speed at the Decel pot setting rate and then drop out run relay KO at zero speed 2 or less determined by armature voltage Note that if an overhauling load continues to rotate the motor above 2 speed the zero speed detection circuit will not drop out KO ZERO SPEED DETECTION The zero speed detection circuit used for controlled stop is also buffered and brought out to TB2 13 for use as an active low Zero Speed Output function 2 or less The output is rated at 60V 50ma 100 C sufficient for switching 24Vdc loads although the drive 24V power supply cannot supply this much current it must be customer supplied 19 BOOK 0959 B TABLE 5 DYNAMIC BRAKING CHARACTERISTICS RATED COMPONENT MODEL ee HORSEPOWER 16 14 13 12 3 4 1 1 12 2 3 5 2611 115V 180 129 103 66 44 34 NA NA NA NA 2615 230V NA NA 400 278 190 130 88 62 NA NA BRAKING TORQUE 96 2612 115V 300 215 170 110 75 60 NA NA 2613 230V NA NA NA 400 320 220 145 105 85 96 2611 115V 15 12 11 8 6 2 NA 2615 230V NA NA 12 8 6 1 1 1 STOPS PER MINUTE 2612 115V 9 6 5 5 4 4 NA 2613 230V 5 4 4 3 3 2 2
30. eck the controller and motor data labels to be sure the units are electrically compatible 4 Be sure the controller has been calibrated correctly for the motor being used The initial calibration is performed by changing the position of a Jumper J4 on the controller control board to comply with Table 2 To change the position of Jumper 24 pull the jumper from the control board and then push it onto the appropriate two pins on the board Select the position closest but not less then the motor nameplate armature current rating The final calibration can be fined tuned if needed by the current limit potentiometer For the location of J4 and the current limit potentiometer see Figure 23 page 37 TABLE 2 JUMPER J4 POSITION MOTOR ARMATURE CURRENT RATING AMPERES JUMPER POSITION 2611 2612 2613 2 HP Maximum 3 HP Maximum 5 HP Maximum 100 10 15 25 80 8 12 20 60 6 9 15 40 4 6 10 20 2 3 5 5 Check the positions of Jumpers 11 12 and J3 on the control board For the locations of 12 and 13 see Figure 23 page 37 For a 230 VAC line supply and a 180V armature motor Jumper J1 must be in the 230V position and Jumpers J2 and J3 must be in the 180V position For a 115 VAC line supply and a 90V armature motor 11 must be in the 115V position and J2 and J3 must be in the 90V position To change the position of J1 J2 or J3 pull the jumper from the control board and then push it onto the appropriate pin
31. f field current is adequate check for a mechani cal overload If the unloaded motor shaft does not rotate freely check motor bearings Also check for a shorted motor armature Motor overload can also be caused by incorrect gear ratio Correct accordingly Maximum speed set too low Turn the MAX SPD potentiometer clockwise Current limit set too low Tum the CUR LMT potentiometer clockwise Current scaling jumper J4 in wrong position See Step 4 and Table 2 on page 5 Motor field demagnetized Replace the motor Control board failure Replace the control board 8 Unstable speed AC line voltage fluctuating Observe line voltage with a voltmeter or oscil loscope If fluctuations occur correct condi tion accordingly Loose or corroded connection Wiring faulty incorrect or grounded Check all terminals connections and wiring between the line operator controls controller and motor Oscillating load connected to the motor Stabilize the load Turning the IR TACH potentiometer counterclockwise may mini mize oscillations Voltage Selection Jumpers J1 J2 or J3 in wrong position See Step 5 on page 5 under Installing The Controller IR compensation not adjusted cor rectly See the IR Compensation adjustment instruc tions on page 23 Maximum speed not adjusted correctly See the Maximum Speed adjustment instruc tions on page 23 Motor faulty Check moto
32. l slow down or delay the response which may be needed for some processes Best response for a given process can be achieved while monitoring the armature voltage and current output signals at TB2 17 and 21 respectively with an oscilloscope and making adjustments to minimize overshoot and undershoot while commanding speed or torque changes TACHOMETER FEEDBACK SETUP 1 Before connecting or configuring tachometer feedback follow the instructions to install and perform initial startup then run drive with maximum input speed reference and adjust the MAX SPEED potentiometer R8b for the desired maximum motor speed Note that for best performance this should be within 20 of the motor nameplate maximum speed or stability problems may occur 2 Connect the tachometer wires to TB2 7 and 5 polarity insensitive and move the one piece jumper on J6 J7 and J8 from the ARM position to the TACH position Figure 23 on page 37 3 Select the tachometer voltage scaling at max speed by dip switch SW3 1 as follows TACH VOLTAGE SW3 1 8 30Vdc 31Vdc 175 OFF 4 Adjust the IR TACH MAX SPEED potentiometer fully clockwise this will provide minimum speed with tach feedback 5 Run the motor with maximum speed reference and start adjusting the IR TACH MAX SPEED potentiometer counterclockwise until motor speed increases to the desired maximum speed with tach feedback Note that if the tachometer signal is lost th
33. ly polarity The 4 to 20ma outputs must be external loop powered 8min to 36V max SPEED REGULATOR INPUT The internal speed regulator input node is brought out to TB2 14 for typical use as an input from an external PID process controller This input bypasses the accel decel ramps to provide quicker response then using the standard speed reference input INOPERATIVE MOTOR If the motor stops and or won t start turn off the AC supply to the controller remove the controller cover if used and check the AC line fuse on the controller control board For the location of the fuse see Figure 23 page 37 If the fuse is blown refer to the Troubleshooting Table Table 6 21 BOOK 0959 B Blank Page 22 BOOK 0959 B SECTION IV MAINTENANCE AND REPAIR GENERAL 1 Keep the controller dry and free of dust dirt and debris No parts require periodic replacement 2 Periodically turn offthe AC line supply to the controller and check all wire terminations to be sure they are tight 3 Visually check components for damage due to overheating or breakage All damaged and or faulty components must be replaced for satisfactory operation 4 Maintain the motor according to maintenance instructions supplied by the motor manufacturer ADJUSTMENT INSTRUCTIONS ACCELERATION 1 Set the MOTOR SPEED potentiometer at 100 or the external speed reference signal at maximum as applicable 2 Initiate a Run command and observe the time required for
34. oller Correct accordingly Circuit component or wiring grounded Remove ground fault SCR s in bridge shorted Replace shorted SCR s Bridge Diode D1b shorted 2611 or 12 Replace shorted diode or the control board Varistor RV1 shorted Replace RV1 or the control board Shunt Field Diode D39 D40 D41 or D42 shorted Replace shorted diode or the control board Motor shunt field shorted or grounded Repair or replace the motor Control board failure Replace the control board Cont d on next page 25 BOOK 0959 B TABLE 6 TROUBLESHOOTING INDICATION POSSIBLE CAUSE CORRECTIVE ACTION 3 Controller line fuse blows when a Start com mand is initiated One or more SCR s or Diode shorted Replace shorted devices or the control board Motor shorted or grounded Repair or replace the motor Control board failure causing SCR s to turn on fully Replace the control board 4 Controller line fuse blows while the motor is running Motor overloaded Check shunt field current Low shunt field current causes excessive armature current If field current is adequate check for a mechani cal overload Ifthe unloaded motor shaft does not rotate freely check motor bearings Also check for a shorted motor armature Motor overload can also be caused by incorrect gear ratio Correct accordingly Loose or corroded connection
35. r brushes Replace 1f needed Repair or replace the motor Tachometer generator or coupling faulty 1f used Repair accordingly Cont d on next page 27 BOOK 0959 B TABLE 6 TROUBLESHOOTING INDICATION POSSIBLE CAUSE CORRECTIVE ACTION 9 Line and motor arma ture current excessive Motor overloaded Check shunt field current Low shunt field current causes excessive armature current If field current is adequate check for a mechani cal overload Ifthe unloaded motor shaft does not rotate freely check motor bearings Also check for a shorted motor armature Motor overload can also be caused by incorrect gear ratio Correct accordingly 10 Shunt field current too low Open shunt field winding or wiring to the motor shunt field Check the motor shunt field and associated circuitry for a loose connection or a broken wire Repair accordingly Shunt field connected for incorrect voltage Check motor rating and refer to Table 12 on page 34 Diode D39 D40 D41 D42 failure Replace faulty diode or the control board 11 Shunt field current too high Shunt field connected for incorrect voltage Check motor rating and refer to Table 12 on page 34 Shunt field windings shorted Measure the shunt field resistance and com pare with the motor rating Repair or replace the motor 12 Motor thermal guard tripped if used Ventilation insufficien
36. required connect the controller as shown in the appropriate connection diagram Figures 3 through 21 Figures 3 through 11 show operator control connections and Figures 12 through 21 show signal connections 11 The controller can be programmed for various applications by setting switches on dip switch SW3 TABLE 3 DIP SWITCH SW3 FACTORY DEFAULT SETTING IS ALL SWITCHES ON Switch Position 1 ON Low voltage 3Vdc 30Vdc tachometer scaling OFF High voltage 31 Vdc 175Vdc tachometer scaling ON Selects internal burden resistor for 4 20ma input 2 Selects 0 to 5V speed reference input or external burden resistor OFF i e 10 to 50ma 3 ON Selects internal current torque reference pot OFF Selects use of an external current torque reference pot 4 ON Selects Min Speed pot adjustment OFF Selects Offset adjustment for 4 20ma input with Min Speed pot ON Selects anti restart mode Prevents controller from restarting 5 automatically after an AC line power interruption OFF Disables anti restart mode Used for line starting applications jumper TB2 9 to TB2 8 to enable drive 12 Install the controller cover if used BOOK 0959 B Xo a Panel Mounted b Surface Mounted gt Open Chassis Enclosed Package Pani m 922 Through Panel Surface Mounted d Below Panel Surface Mounted FIGURE 1 SMALL CONTROLLER MOUNTING CONFIGURATIONS
37. s on the board NOTE If Option 1001 Armature Contactor Unidirectional 1004 Armature Contactor Reversing or 1775 Signal Interface is to be installed in the controller do not offset the five position plug supplied with the option at Connector on the control board Do not confuse Connector J1 with Jumper Refer to the Instruction Sheet ISP0703 ISP0666 ISP0653 respectively supplied with the option for connection instructions 6 The small controller may be surface mounted or panel mounted as shown in Figure 1 page 7 The larger controller is designed for panel mounting Mount the controller Mounting dimensions are shown in Figure 2 page 7 8 7 Conduit entry is made by punching out the knockouts of the controller base To prevent component damage from knockout fragments apply masking tape to the inside of the knockout before punching 8 Connect the power wiring to Terminals L1 L2 Al A2 F and F Be sure to observe Installation Guidelines 4 and 7 on pages 3 and 4 If half wave shunt field voltage is desired connect one of the motor shunt field leads to Terminal F 2 see Table 12 on page 34 NOTE Low inductance motors may require a full wave field to prevent current instability BOOK 0959 B 9 If the controller contains any options that require external wiring follow the wiring instructions in the instruction sheet supplied with the option 10 If remote operator control wiring and or signal wiring is
38. sformer primary transients may be generated which can damage the controller See Table 8 page 31 for minimum transformer KVA Do not use power factor correction capacitors on the supply line to the controller A 20 Joule metal oxide varistor MOV is connected across the controller terminals If higher energy transients are present on the line supply additional transient suppression will be required to limit transients to 150 of peak line voltage BOOK 0959 B Whena 115 VAC line supply is used connect the white common wire to Terminal L2 and connect the remaining hot wire to Terminal L1 5 ISOLATION TRANSFORMER While not required an isolation transformer can provide the following advantages a Reduce the risk of personal injury if high voltage drive circuits are accidentally touched b Provide a barrier to externally generated AC supply transients This can prevent controller damage from abnormal line occurrences c Reduce the potential for damaging current if the motor armature motor field or motor wiring becomes grounded 6 GROUNDING Connect the green or bare ground wire of the line supply to the ground screw located near the top conduit entry hole in the controller base Then ground the controller base by connecting the ground screw to earth ground The motor frame and operator control stations must also be grounded Personal injury may occur if the controller motor and operator stations are not properly groun
39. switch in JOG position Otherwise initiate a Jog command Jog is momentary causing motor rotation only while the switch is held in JOG position or while a Jog command is active Release the switch to stop the motor Normally jog speed is directly proportional to the setting of the MOTOR SPEED potentiometer If a separate JOG SPEED potentiometer is used jog speed will be directly proportional to the setting of the JOG SPEED potentiometer 20 BOOK 0959 B REVERSE To reverse motor rotation on controllers with reversing capabilities initiate a Stop function and then initiate a reversing command The motor will then accelerate to the setting of the MOTOR SPEED potentiometer or external speed reference signal as applicable Forward and reverse speed ranges are identical If a FWD REV switch is used it must have a center position interlock which requires a momentary relaxation of pressure before the opposite position can be engaged The center position causes a Stop command and allows time for the motor to stop before a Reverse command is initiated If a Reverse command is initiated while the motor is rotating motor and controller damage may occur If Option 1004 Armature Contactor Reversing With Dynamic Braking is installed an antiplug feature prevents reversing the motor before the motor has stopped LOAD MONITOR UL approved as a motor protection device The threshold for inverse timed overload will not exceed 120 of rated current an
40. t Remove dirt dust and debris from the motor intake and exhaust screens Excessive motor load at low speed Reduce the load or increase the speed Line and motor armature current excessive See Indication 9 Motor overheating from friction Check for misalignment Realign the motor Shorted motor windings or faulty bear ings Repair or replace the motor a Does not apply to permanent magnet motors b Does not apply to shunt wound motors 28 BOOK 0959 B SECTION V PARTS LIST TABLE 7 PARTS LIST SERIES 2610 CONTROLLERS FACTORY PART NUMBER PART RATING le 2615 Control Board NA 106703901 106703902 106703903 Sasse 15A 600V 3303207 NA NA Freewheeling Diode 24 600V NA 3303292 NA u 30A 600V 30 3002396 3002396 NA 60A 500V SC 60 NA NA 3002526 15A 600V 3302201 NA NA SCR 55A 800V NA 3302231 NA 50A 800V Module NA NA 3301172 29 BOOK 0959 B Blank Page 30 SECTION VI RATINGS AND SPECIFICATIONS BOOK 0959 B RATINGS 1 DU nasse Continuous 2 Horsepower nennen nnns 1 6 5 HP See Table 1 Page 2 3 Line Fuse Interrupting Capacity esses 100 000 Amperes 4 Line 115 or 230V Single Phase 50 60 Hz 5 Motor Speed Potentiometer vialidad 5
41. um speed and adjust the MAX SPD potentiometer for the desired maximum speed NOTE If the MAX SPD potentiometer is turned too far counterclockwise speed instability may occur 23 BOOK 0959 B MINIMUM SPEED 1 Turn the MIN SPD potentiometer fully counterclockwise 0 for zero speed 2 Set the MOTOR SPEED potentiometer at 0 or the external speed reference signal at minimum as applicable 3 Initiate Run command and adjust the MIN SPD potentiometer for the desired minimum speed adjustable from 0 to 40 of motor base speed CURRENT LIMIT 1 Turn the CUR LMT potentiometer fully clockwise 100 to limit motor armature current at 150 of rated 2 Turn the CUR LMT potentiometer counterclockwise to reduce maximum motor armature current NOTE An external 5K ohm Current Torque Limit potentiometer can be used as shown in Figure 14 on page 14 Dip switch SW3 position 3 must be in the OFF position if an external Current Torque Limit potentiometer is desired 3 The GREEN power on LED indicator will change to RED whenever the controller is limiting or regulating current to the motor SPEED AND CURRENT STABILITY Potentiometer R101 provides gain adjustment to the speed voltage amplifier while potentiometer R102 provides gain adjustment to the torque current amplifier An increase in gain clockwise speeds up response although excessive gain may cause unstable speed or vibrations while a decrease in gain counterclockwise wil
42. when the AC supply is restored until the controller is reset by initiating a Stop command and then a Start command If the controller is set up for line starting and the AC supply is interrupted the motor will restart when the AC supply is restored provided the external AC line contactor is pulled in RUN If aRUN STOP JOG switch is used place the switch in RUN position Otherwise initiate a Run command A Run command will accelerate the motor to the setting of the MOTOR SPEED potentiometer or external speed reference signal as applicable The rate of acceleration is preset by the ACCEL potentiometer on the controller control board STOP Ifa RUN STOP JOG switch is used place the switch in STOP position Otherwise initiate a Stop command A Stop command will stop the motor at a rate proportional to the stopping rate ofthe motor load If the controller has dynamic braking the motor stopping time will be reduced Dynamic braking provides exponential rate braking of the motor armature which occurs when the circuit is opened between the controller and the motor armature and one or more resistors connect across the motor armature The dynamic braking resistors provide initial braking torque and stops per minute as shown in Table 5 CONTROLLED STOP Controlled stop is designed to be used with pushbutton momentary control and should always include an emergency stop coast pushbutton to guarantee removal of the 24V control voltage from th
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