kbrc manual
Contents
1. 16 Stop Mode Selection 09 16 Run Relay Output Mode Selection J10 16 Enable Jumper 011 oa ide a ea Ge ee eae 17 Hi Pot TeSt Setup sais cases donna Dena tne Dagan wae Se fae Gada Shae 17 Linear Torque Mode 3 icin da beat oda Mantel Geers 18 Non Linear Torque Mode 18 Offset OFFSET Trimpot Range 19 Offset OFFSET Trimpot Adjustment 19 Forward Acceleration FACC Trimpot Range 19 Reverse Acceleration RACC Trimpot Range 19 Forward Acceleration FACC and Reverse Acceleration RACC Trimpot Adjustment 19 Maximum Speed MAX Trimpot Range 20 Forward Current Limit FWDCL Trimpot Range 20 Reverse Acceleration REVCL Trimpot Range 20 IR Compensation IR Trimpot Range 20 Response RESP Trimpot Range 21 Deadband DB Trimpot Range 21 Deadband DB Trimpot Adjustment 21 Timed Current Limit TCL Trimpot Range2. 19 20 output RACC also sets the forward deceleration time To increase the reverse acceler ation time rotate the RACC trimpot clockwise To decrease the reverse acceleration time rotate the RACC trimpot counterclockwise Maximum Speed MAX Sets maximum speed of the motor The MAX trimpot is factory set for 100 of base motor speed FIGURE 36 MAX TRIMPOT RANGE For a higher maximum speed setting rotate the MAX trimpot 90 clockwise For a lower maximum speed setting rotate the MAX trimpot counterclockwise See Figure 36 To Calibrate the MAX Trimpot 1 Adjust the MAX trimpot to the desired position and set the Main Speed Potentiometer for full output voltage 100 110 PERCENT OF BASE SPEED SHOWN FACTORY SET TO 100 2 Monitor the armature voltage and readjust the MAX trimpot to the desired voltage Forward Current Limit FWDCL and Reverse Current Limit REVCL Sets the current limit overload which limits the maximum current to the motor The FWDCL and REVCL trimpots are factory set for 150 of J4 range set ting See Figure 37 and Figure 38 The FACC trimpot sets the current limit in the forward direc tion To increase the forward current limit rotate the FWDCL trimpot clockwise To decrease the forward cur rent limit rotate the FWDCL trimpot counterclockwise The RACC trimpot sets the current limit in the reverse direction To inc
3. 21 SIMPLIFIED OPERATING INSTRUCTIONS IMPORTANT You must read these simplified operating instructions before pro ceeding These instructions are to be used as a reference only and are not intended to replace the detailed instructions provided herein You must read the Safety Warning on page 5 before proceeding A Power Connection Connect the AC line to L1 and L2 terminals of Terminal Block TB1 and the ground wire Earth to the green ground screw as shown in Figure 4 on page 10 and as described in Section IIA on page 10 and Section IIB on page 10 Be sure Jumpers J1 and J2 are both set to the corresponding AC line input voltage position as described in Section IIIA on page 14 Permanent Magnet PM Motor Connection Two Wire Type Connect the motor armature to M1 and M2 terminals of Terminal Block TB1 as shown in Figure 4 on page 10 and as described in Section IIC on page 10 Be sure that Jumper J3 is set to the corresponding motor voltage position as described in Section IIIB on page 14 and Jumper J4 is set to the corresponding motor current as described in Section on page 15 Note Do not use F and F terminals of Terminal Block TB2 for any purpose other than to power the field of a shunt wound motor Do not use F and F terminals of Terminal Block TB2 for PM motors Do not use F1 and F2 quick connect terminals for any purpose other than to power the optional Signal Isolator SIRC
4. INSTALLATION AND OPERATING INSTRUCTIONS MODEL KBRC 240D FULL WAVE 4 QUADRANT REGENERATIVE DRIVE NEMA 4X IP 65 KB Part No 8840 Black Case Part No 8841 White Case Rated for 1 10 1 HP 90 Volts DC 115 Volts AC 50 60 Hz and 1 5 2 HP 180 Volts DC 208 230 Volts AC 50 60 Hz Washdown and Watertight for Indoor and Outdoor Use 0 PENTA DRIVE FWD REV NEMA 4X IP 65 eu See Safety Warning Page 5 The information contained in this manual is intended to be accurate However the manufacturer retains the right to make changes in design which may not be included herein PENTA POWER A COMPLETE LINE OF MOTOR DRIVES 2000 KB Electronics Inc TABLE CONTENTS Section Page 1 Simplified Operating Instructions 4 Safety Warning ie ak a oe dl 5 219 sanieren epa a aaa a a a 5 1 Wining Instructions Ri AE SA cd dea ee 9 lll Setting Selectable Jumpers 14 IV Mounting Instructions 17 V Recommended High Voltage Dielectric Withstand Testing Hi Pot Testing 17 Operation oy Saunas NE as 18
5. page 15 Note The factory setting for Current Limit is 150 of the nominal current setting example if Jumper J4 is set to the 10 position the CL trimpot is calibrated for 15 Amps Trimpot Settings All trimpots have been factory set as shown in Figure 2 page 7 Trimpots may be readjusted as described in Section VIII on page 19 Diagnostic LEDs After power has been applied observe the LEDs to verify prop er control function as described in Section IX on page 22 SAFETY WARNING Please read carefully This product should be installed and serviced by a qualified technician electrician or elec trical maintenance person familiar with its operation and the hazards involved Proper instal lation which includes wiring mounting in proper enclosure fusing or other over current pro tection and grounding can reduce the chance of electrical shocks fires or explosion in this product or products used with this product such as electric motors switches coils solenoids and or relays Eye protection must be worn and insulated adjustment tools must be used when working with control under power This product is constructed of materials plastics metals carbon silicon etc which may be a potential hazard Proper shielding grounding and filtering of this product can reduce the emission of radio frequency interference RFI which may adversely affect sensitive electronic equipment If furthe
6. WIPER ORANGE 4 Bidirectional FIGURE 10 BIDIRECTIONAL MAIN SPEED Operation with POTENTIOMETER CONNECTION WITH Reversing Contacts REVERSING CONTACTS Connect the Main Speed Potentiometer high side to the center of the switch type ON Low OFF ON SPDT switch with center off position wiper to SIG terminal MAIN SPEED mab and low side to COM POTENTIOMETER terminal Connect the BACK VIEW ce forward side of the switch to the 15V ter minal and the reverse side of the switch to the 15V terminal as shown in Figure 10 Rotating the Main Speed Potentiometer clockwise will increase motor speed in the direction selected by the switch Rotating the Main Speed Potentiometer counterclockwise will decrease motor speed Note Jumper J5 must be set to the 15V position HIGH TER G Remote Start Stop Switch Connection The control is sup FIGURE 11 REMOTE plied with a prewired Start Stop Switch mounted on the front START STOP SWITCH cover To operate the control from a remote Start Stop Switch CONNECTION type ON OFF ON SPDT remove the white black and red wires from START COM and STOP terminals The leads START STOP ISN may be taped and left in the control The switch assembly STOP may be removed if a watertight seal is used to cover the hole in the front cover Connect the remote Start Stop Switch STA
7. gt SPEED POTENTIOMETER ROTATION FORWARD OFFSET B ZERO OFFSET C REVERSE OFFSET trimpot counterclockwise See Figure 31 and Figure 32 B Forward Acceleration FACC and Reverse Acceleration FIGURE 33 FACC TRIMPOT RANGE RACC Sets the amount of time it takes the control voltage to reach full output The FACC and RACC trimpots are factory setto 1 second See Figure 33 Figure 34 and Figure 35 The FACC trimpot sets the SHOWN FACTORY SET TO 1 SECOND 7 5 5 2 10 a 02 15 Uw amount of time it takes the trol voltage to reach full output in the forward direction It also sets the amount of time it takes the control voltage in the reverse direction to reach zero output FACC also sets the reverse deceleration time To increase the forward acceleration time rotate the FACC trimpot clock wise To decrease the forward acceleration time rotate the FACC trimpot counterclockwise The RACC trimpot sets the amount of time it takes the control voltage to reach full output in the reverse direction It also sets the amount of time it takes the control voltage in the forward direction to reach zero FIGURE 34 RACC TRIMPOT RANGE SECONDS SHOWN FACTORY SET TO 1 SECOND FIGURE 35 FACC AND RACC TRIMPOT ADJUSTMENT 100 gt PERCENT OF SPEED 100
8. reverse acceleration RACC maximum speed MAX forward current limit FWDCL reverse current limit REVCL IR compensation IR response RESP deadband DB and timed current limit TCL See Section VIII on page 19 Barrier Terminal Blocks Facilitate wiring of AC line motor armature and field tach generator and run relay output Quick Connect Terminals Facilitate connecting the Forward Stop Reverse Switch Power On Off Switch Start Stop Switch Auto Manual Switch and Enable Switch WIRING INSTRUCTIONS y Warning Read Safety Warning page 5 before using this control Disconnect the AC line before wiring Note To avoid erratic operation do not bundle AC line and motor wires with wires from signal following Start Stop Switch Enable or any other signal wires Use shielded cables on all signal wiring over 12 30cm The shield should be earth grounded on the control side only Wire the control in accordance with the National Electrical Code requirements and other codes that may apply to your area See Figure 4 on page 10 Table 3 and Table 4 on page 11 Be sure to properly fuse each conductor that is not at ground potential Do not fuse neutral or grounded conductors See Section VII on page 18 A separate AC line switch or con tactor must be wired as a disconnect so that each ungrounded conductor is opened An accessory Power On Off Switch P N 9486 may be used in lieu of or in add
9. P N 8842 Note Motor performance and efficiency including brush life may be adversely affected when operating the control in stepdown mode 208 230 Volt AC line with 90 Volt DC motors Shunt Wound Motors Four Wire Type Connect the motor armature as described in Section IIC on page 10 Connect full voltage field wires 90 Volt DC motors with 100 Volt DC field and 180 Volt DC motors with 200 Volt DC field to F and F terminals of Terminal Block TB2 as described in Section IID on page 10 Connect half voltage field wires 90 Volt DC motors with 50 Volt DC field and 180 Volt DC motors with 100 Volt DC field to F terminal of Terminal Block TB2 and L1 ter minal of Terminal Block TB1 as described in Section IIE on page 11 Note Do not connect motor armature leads to F and F terminals of Terminal Block TB2 or to F1 and F2 quick connect terminals Do not use F1 and F2 quick connect terminals for any purpose other than to power the optional Signal Isolator SIRC P N 8842 Start Stop Switch The control is supplied with a prewired Start Stop Switch as described in Section IIG on page 12 This switch must be used to start the control each time the AC power is lost or the control shuts down in TCL To eliminate this function see Section IIG on page 12 Motor Current Jumper J4 is factory set for 10 Amp motors For a lower current motor set Jumper J4 to the corresponding motor current as described in Section
10. deadband rotate he DB trimpot clockwise For less deadband rotate the DB trimpot counterclockwise See Figure 41 and Figure 42 The DB trimpot also determines the amount of delay that will occur before regeneration begins Regeneration occurs when the applied load torque is in the same direction as the motor rotation To Calibrate the DB Trimpot 1 Set the Main Speed Potentiometer to the zero speed position FIGURE 40 RESP TRIMPOT RANGE SLOWER FASTER Yu U RELATIVE RESPONSE SHOWN FACTORY SET TO 50 FIGURE 41 DB TRIMPOT RANGE Uo cu U PERCENT OF BASE SPEED SHOWN FACTORY SET TO 0 5 FIGURE 42 DB TRIMPOT ADJUSTMENT 2 Set the DB trimpot fully PERCENT OF BASE SPEED counterclockwise 10 3 Adjust the trimpot 9 until motor hum is elimi nated Note If the DB trimpot is set too low counterclockwise position the motor may 40 oscillate between forward 100 reverse directions Adjust the DB trimpot clock wise until the instability dis appears Oscillation may also occur due to the setting of the RESP trimpot See Section VIIIF 100 lt PERCENT OF MAIN 0 5 SPEED POTENTIOMETER an ROTATION MAXIMUM ZERO Timed Current Limit TCL Sets the time for the control to shut down after being in current limit provides electronic motor burnout protecti
11. normal control operation a fault condition may exist Possible causes for this condition are as follows 1 Motor is overloaded Check motor current If the motor is a shunt wound type the field may be open or not receiving proper voltage 2 Motor may be defective Check motor for shorts or grounds 3 CL be set too low Check position of CL trimpot and setting of jumper Note In some applications especially those requiring the motor to cycle on and off or from one speed to another or from stop to high speed the OL LED may blink indicating a transient overload This may be a normal condition for the application X OPTIONAL ACCESSORIES Complete instructions and connection diagrams are supplied with all accessories to facilitate installation 22 Forward Stop Reverse Switch P N 9485 Provides motor reversing and regenerative braking Mounts on the enclosure cover and is supplied with a switch seal to maintain watertight integrity Power On Off Switch P N 9486 Disconnects the AC line Mounts on the enclosure cover and is supplied with a switch seal to maintain watertight integrity Signal Isolator SIRC P N 8842 Provides isolation between a non isolated signal volt age source and he KBRC 240D Mounts on the inside of the enclosure cover Auto Manual Switch P N 9487 When used with the SIRC it selects either an isolat ed signal from the SIRC or from the Main Speed Potentiometer Mounts o
12. set the Start Stop Switch to the STOP position and then momentarily to the START position or disconnect and recon nect the AC line If the Start Stop Switch is jumpered START and COM terminals connected the control must be restarted by disconnecting and reconnecting the AC line If the Power On Off Switch is installed set it to the OFF position and then back to the ON position My Warning When the control shuts down in TCL the AC line voltage is still present in the control NTCL Non Timed Current Limit When Jumper J8 is set to the NTCL posi tion the control will not go into Stop Mode after it is in overload Note The TCL trimpot will have no affect when Jumper J8 is in the NTCL position Stop Mode Selection J9 Jumper J9 is factory set to the RTS position for Regenerate to Stop Mode For Coast to Stop Mode set Jumper J9 to the CTS position See Figure 25 Run Relay Output Mode Selection J10 Jumper J10 is factory set to the FIGURE 22 CONTROL MODE SELECTION J6 Set for Speed Control Mode Factory Setting J6 Set for Torque Control Mode TRQ_ SPD 5 SPD gt FIGURE 23 TORQUE MODE SELECTION J7 Set for Speed Mode and Linear Torque Mode Factory Setting J7 Set for Non Linear Torque Mode S L S L NL NL J7 J7 FIGURE 24 CURRENT LIMIT MODE SELECTI
13. 0 Volt DC output with a 0 Volt DC input J Enable Circuit Connection The control can FIGURE 14 ENABLE CIRCUIT also be started and stopped with an Enable CONNECTION Circuit close to start See Figure 14 The Enable function is established by wiring a ENABLE SWITCH OR RELAY switch in series with the EN and COM termi CLOSE START nals When the Enable switch is closed the control will accelerate to the Main Speed Potentiometer setting When the Enable Switch is opened the control will either Regenerate to Stop or Coast to Stop depending on the setting of Jumper J9 as described in Section IIll page 16 Jumper J11 must be removed in order for the Enable Circuit to operate Warning Do not use Enable as a safety disconnect Use only the AC line for this purpose DC Tach Generator Connection Wire the tach generator to T and T terminals of Terminal Block TB3 as shown in Figure 15 on page 14 Jumper J3 must be set to the 7 position for 7 Volt per 1000 RPM tach generators or to the 50 position for 50 Volt per 1000 RPM tach generators The tach generator polarity must match the polarity of 13 the motor armature voltage If the tach generator polarity is reversed the motor will accelerate to full speed and the Main Speed Potentiometer will not control speed Tach generator feedback can greatly improve speed regulation and dynamic response Note When using a ta
14. 15 Volts AC Line Volts DC Armature Voltage Range at 208 230 Volts AC Line Volts DC 0 180 Field Voltage at 115 Volts AC Line Volts DC Field Voltage at 208 230 Volts AC Line Volts DC Signal Following Input Non Isolated Range Volts DC 0 15 Signal Following Linearity Base Speed Line Regulation Base Speed Armature Feedback Load Regulation Base Speed 1 Tach Generator Feedback Load Regulation Set Speed 1 Maximum Load Capacity for 2 Minutes Current Ranges Amps 10 Speed Range Ratio Operating Temperature Range Offset Trimpot OFFSET Range Base Speed 0 Reverse Acceleration Trimpot RACC Range Seconds 1 Forward Acceleration Trimpot FACC Range Seconds 1 Maximum Speed Trimpot MAX Range Base Speed 100 Forward Current Limit Trimpot FWDCL Range Range Setting 150 Reverse Current Limit Trimpot REVCL Range Range Setting 150 IR Compensation Trimpot IR Range at 90 Volts DC Output Volts DC at Full Load IR Compensation Trimpot IR Range at 180 Volts DC Output Volts DC at Full Load 10 Deadband Trimpot DB Range Base Speed 0 5 Timed Current Limit Trimpot TCL Range Seconds 0 15 5 Notes 1 Step down operation Motor may have reduced brush life Consult motor manufacturer 2 Requires an isolated signal If a non isolated signal is used install the Signal Isolator SIRC P N 8842 TABLE 2 ELECTRICAL RATINGS AC Line In
15. 80 position for 180 Volt motors J3 Set for 7V per 1000 J3 Set for 50V per 1000 When connecting a tach generator to RPM Tach Generator RPM Tach Generator Terminal Block TB3 set Jumper J3 to the corresponding voltage of the tach gener ator being used See Figure 19 SS 33 Note If using a tach generator other than 7V or 50V per 1000 RPM see Section on page 13 D Motor Current Selection J4 Jumper J4 is factory set to the 10 position for 10 Amp motors For lower current motors set Jumper J2 to the corresponding current of the motor being used See Figure 20 and Table 6 FIGURE 20 MOTOR CURRENT SELECTION inno ces JESU ior J4 Set for J4 Set for J4 Set for Factory Setting 7 5 Amp Motor 5 Amp Motor 2 5 Amp Motor 1 7 Amp Motor lt lt te Za lt Za lt Za INSS JASLE TASE J4 J4 J4 J4 TABLE 6 SETTING MOTOR CURRENT SCR Rated Motor Horsepower HP kW J4 Setting Amps DC 90 Volt DC Motors 180 Volt DC Motors 1 7 1 6 0 1 1 3 0 25 25 1 4 0 18 1 2 0 37 5 0 1 2 0 37 1 0 75 7 5 3 4 0 5 1 1 10 1 0 75 2 1 5 Analog Input Signal Voltage Selection FIGURE 21 ANALOG INPUT SIGNAL 45 Jumper J5 is factory set to the 15V VOLTAGE SELECTION position for use with a potentiometer to J5 Set for control motor speed To control motor 0 15 Volt Input Signal Aas aon
16. AG Line FUSING MSG Aid ot Bea ee 18 VIII Trimpot Adjustments 0 0 0 ee 19 IX Diagnostic LEDs og ate ee eae eS ideale ct 22 X Optional Accessories 22 Xl Limited Warranty 24 Tables 1 General Performance Specifications 6 2 Electrical Ratings Site ek el et Boh ake 6 3 Terminal Block Wiring Information 9 4 Field Connection Shunt Wound Motors Only 11 5 Run Relay Output Contacts 13 6 Setting Motor C frent isebe paa ae GE eee 15 Ze Control Operation E A 18 Figures Te Bat tia oe Enka deta 7 2 Enlarged View of Trimpots cc eee 7 3 Mechanical Specifications 8 4 Power Gonnectionis rrer ses Gia bite lag Mar a Bac eect aces oR Get aren oh 10 5 Full Voltage Field Connection Shunt Wound Motors Only 10 6 Half Voltage Field Connection Shunt Wound Motors 10 7 Unidirectional Forward Main Speed Potentiometer Connection 11 8 Unidirec
17. D MOTORS ONLY eee eal ee 115 F and F 115 F and L1 208 230 F and F 208 230 F and L1 208 230 0 90 100 F L1 Remote Main Speed Potentiometer Connection The control is supplied with prewired Main Speed Potentiometer mounted on the front cover for unidirectional forward operation of the motor as shown in Figure 7 To rewire the Main Speed Potentiometer for a different direction or to operate the control from a remote potentiometer 5k remove the white orange and violet potentiometer leads from P1 P2 and P3 terminals and connect it as described below The leads may be taped and left inside the control The potentiometer assembly may be removed if a watertight seal is used to cover the hole in the front cover 1 Unidirectional Forward FIGURE 7 UNIDIRECTIONAL FORWARD Operation Connect the Main MAIN SPEED POTENTIOMETER CONNECTION Speed Potentiometer high side to 15V terminal wiper to SIG LOW WHITE terminal low side to WIPER ORANGE terminal as shown in Figure 7 Rotating the Main Speed Potentiometer clockwise will BOTENTIONETEE increase motor speed in the for BACK VIEW ward direction Rotating the Main Speed Potentiometer counterclockwise will decrease motor speed Note Jumper J5 must be set to the 15V position 2 Unidirectional Reverse FIGURE 8 UNIDIRECTIONAL REVERSE Operation Connec
18. ECTION J1 Comite Control Set for 115 Volt AC Line Input and 2 J1 Set for 208 230 J2 Set for 208 230 J1 Set for 115 J2 Set for 115 Jumpers J1 Volt AC Line Volt AC Line Volt AC Line Volt Ac Line and J2 are both factory J2 J2 set to the 230V 115V 115V 230V 230V 115V 115V 230V 230V position for 208 230 Volt AC line input For 115 Volt AC line input set both Jumpers J1 and J2 to the 115V position See Figure 17 B Motor Voltage Selection J3 Jumper J3 is factory set to the A180 position for 180 Volt motors For 90 Volt motors set Jumper J3 to the A90 position See Figure 18 FIGURE 18 MOTOR VOLTAGE SELECTION J3 Set for 180 Volt Motor Factory Setting A90 cm A180 J3 a alT7 2 750 Set for 90 Volt Motor 90 180 J3 T50 Note If Jumper J3 is set to the 7 50 position a tach generator must be wired to Terminal Block TB3 If a tach generator is not used Jumper J3 must be in either the A180 or A90 position If jumper J3 is in the 7 or T50 position and a tach gener ator is not used the motor will accelerate to full speed and the Main Speed Potentiometer will not control speed DC Tach Generator Voltage Selection FIGURE 19 DC TACH GENERATOR 43 Jumper J3 is factory set to the VOLTAGE SELECTION 1
19. NT FRAME B The hi pot tester must have an automatic ramp up to the test voltage and an automatic ramp down to zero voltage Note If the hi pot tester does not have automatic ramping then the hi pot output must be manually increased to the test voltage and then manually reduced to zero This pro cedure must be followed for each machine tested A suggested hi pot tester is Slaughter Model 2550 WARNING Instantaneously applying the hi pot voltage will cause irre versible damage to the speed control 17 Vi C The hi pot test voltage should be set in accordance to the testing agency standards and the leakage current should be set as low as possible without causing nuisance trips D To eliminate motor speed control damage due to auxiliary equipment hi pot failure it is also recommended that all signal inputs be wired together and connected to the AC input lines as shown OPERATION After the KBRC 240D has been properly setup jumpers set to desired positions and wiring completed the startup procedure can begin If AC power has been properly brought to the control the ON and STOP LEDs will be illuminated Before starting be sure that the Main Speed Potentiometer is set to the zero speed position To start the control momentarily set the Start Stop Switch to the START position The STOP LED should no longer illuminate The motor should begin to run as the Main Speed Potentiometer is rotated Note If the motor runs in the
20. NY ANY 5 4 TWNOILdO NMOHS 0 OTTA ne dois Lavis 59 a svsz 928 8 S 6 802 0017 or o 9 8 8876 70 1409 0334S HOLOW 1 4015 NO le po o00 Zz 4 esset i 000 S 2179 s QW 5 ONILNNOW jes los 6y 988 STANDARD FEATURES A Short Circuit Protection Protects the control from a short circuit at motor connections Electronic Motor Burnout Protection I X t Shuts down the control if a prolonged overload condition exists Start Stop Switch Provides electronic start stop function D Diagnostic LEDs For power on ON stop STOP and motor overload OL E Selectable Jumpers Provide settings for AC line input voltage J1 and J2 armature voltage or tach generator feedback J3 motor current J4 analog input voltage J5 control mode J6 torque mode J7 current limit mode J8 stopping mode J9 run relay output contacts J10 and enable J11 See Section Ill on page 14 Trimpots Provide adjustment for offset OFFSET forward acceleration
21. ON J8 Set for Timed Current Limit Factory Setting J8 Set for Non Timed Current Limit TCL 48 TCL 8 NTCL NTCL FIGURE 25 STOP MODE SELECTION J9 Set for Regenerate to Stop Mode Factory Setting RTS RTS a CTS CTS FIGURE 26 RUN RELAY OUTPUT MODE SELECTION J10 Set for Normally Open Run Relay Output Contacts Factory Setting J9 Set for Coast to Stop Mode J10 Set for Normally closed Run Relay Output Contacts J10 J10 No e NO NO position for normally open relay output contacts at Terminal Block TB3 For normally closed relay output contacts set Jumper J10 to the NC position See Figure 26 Enable Jumper 411 Jumper J11 is fac FIGURE 27 ENABLE JUMPER tory installed to enable the control If J11 Installed for installing the Enable Circuit as described Auto Enable in Section IIJ page 13 remove Jumper J11 See Figure 27 MOUNTING INSTRUCTIONS Warning The KBRC 240D is not designed to be used in an explosion proof appli cation J11 Not installed for Manual Enable It is recommended that the control be mounted vertically on a flat surface with adequate ven tilation Leave enough room below the control to allow for AC line motor connections and any other wiring Although the control is designed for outdoor and wash down use care should be tak
22. RT wires to START momentary COM common and STOP constant terminals as shown in Figure 11 After applying power momentarily set the Start Stop Switch to the START position The motor will run at the set speed of the Main Speed Potentiometer To stop the motor set the Start Stop Switch to the STOP position FIGURE 12 START STOP Note To eliminate the Start Stop function connect JUMPER INSTALLED START and RET terminals with the jumper that is pro vided as shown in Figure 12 START STOP CAUTION Eliminating the Start Stop function 15220 using a jumper will cause the motor to run at the Main Speed Potentiometer setting when the AC line is applied Run Relay Connection Normally TABLE 5 RUN RELAY OUTPUT CONTACTS open NO or normally closed NC JUMPER J10 RUN RELAY relay output contacts are available at MODE POSITION CONTACTS Terminal Block TB3 which change NO Closed state when the Start Stop Switch is Run 5 set to the START position The con tacts will return to their original Stop NO Open mal state when the control is set to NC Closed the STOP Mode the AC line is dis NO Open connected or times out in Timed NG Biased Current Limit due to a motor overload The Run Relay contacts are rated 1 Amp at 30 Volts DC and 0 5 Amp at 125 Volts AC Normally open or normally closed run relay
23. Signal speed using a 0 10 Volt DC isolated Factory Setting analog signal voltage set Jumper J5 to the 15V 15V 10V position To control motor speed using a 0 15 Volt DC isolated analog signal voltage set Jumper J5 to the 15V J5 J5 position See Figure 21 10 10 Note Connect the isolated signal voltage to SIG signal and COM terminals If an isolated analog signal voltage is not avail able install the optional Signal Isolator SIRC P N 8842 15 Control Mode Selection 46 Jumper J6 is factory set to the SPD position for Speed Control Mode For Torque Control Mode set Jumper J6 to the posi tion See Figure 22 Torque Control Mode Selection 47 Jumper J7 is factory set to the S L posi tion for Speed Mode and Linear Torque Mode For Non Linear Torque Mode set Jumper J7 to the NL position See Figure 23 See Section VI on page 18 Current Limit Mode Selection J8 Jumper J8 is factory set to the TCL posi tion for Timed Current Limit operation For Non Timed Current Limit operation set Jumper J8 to the NTCL position See Figure 24 TCL Timed Current Limit When Jumper J8 is set to the TCL position the control will go into Stop Mode after it is in overload for a predetermined amount of time set by the TCL trimpot Resetting the Control after TCL reset the control after it has gone into TCL
24. Torque mode S L speed and torque vary linearly as a function of Main Speed 5 Potentiometer rotation or input signal In the Non Linear Torque mode NL the torque is var ied by the Main Speed Potentiometer or input signal and remains constant throughout the motor s entire speed range In addition Regenerate to Stop RTS or Coast to Stop CTS stop modes are also provided Standard front panel features of the KBRC 240D include diagnostic LEDs for Power On Stop and Overload a Start Stop Switch and a Main Speed Potentiometer Other features include Barrier Terminal Blocks facilitates wiring of the AC line motor armature and field tach generator and run relay adjustable trimpots OFFSET FACC RACC MAX FWDCL REVCL IR RESP DB and TCL selectable jumpers AC line voltage motor voltage or tach feedback motor current analog input voltage control mode torque mode current limit mode stopping mode run relay output contacts and enable and PC Board mounted LEDs Power On Overload Forward Enable and Reverse Enable Optional accessories for the KBRC 240D include a Forward Stop Reverse Switch Auto Manual Switch Power On Off Switch and a Signal Isolator Quick connect terminals are provided for easy installation of all accessories See Section X on page 22 TABLE 1 GENERAL PERFORMANCE SPECIFICATIONS Parameter Specification patie AC Line Input Voltage Volts AC 10 50 60 Hz 230 Armature Voltage Range at 1
25. ch generator the IR trimpot should be set fully counterclockwise Note The tach generator input is designed for 7 Volt or 50 Volt per 1000 RPM tach gen erators used with 1800 RPM motors For a tach generator other than 7 Volt or 50 Volt 1000 RPM or for motors other than 1800 RPM an external 1 2 Watt resistor must be installed Install in series with the tach generator as shown in Figure 16 Jumper J3 must be set to the 7V position FIGURE 15 DC TACH GENERATOR CONNECTION FIGURE 16 DC TACH GENERATOR CONNECTION WITH ADDITION OF T T RELAY SERIE B3 G DC TACH GENERATOR The value of be calculated using the following formula 4 37 X X S 55000 Where is the tach generator voltage in Volts 1000 RPM and S is the base speed of the motor in RPM Example Suppose you have a 20 Volt per 1000 RPM tach generator with a 3600 RPM motor 4 37 X 20 X 3600 55000 259640 Choose the closest 1 2 Watt resistor value which is 240000 240k or 270000 270k Readjustment of the MAX trimpot may be necessary to achieve the desired maximum output voltage SETTING SELECTABLE JUMPERS The KBRC 240D has selectable jumpers which must be set before the control can be used See Figure 1 on page 7 for location of jumpers A AC Line Input FIGURE 17 AC LINE INPUT VOLTAGE SEL
26. control and repeat steps 1 3 Warning When the control shuts down in TCL the AC line voltage is still present in the control Non Timed Current Limit NTCL When jumper J3 is set to the NTCL position and an overload condition exists the control will remain in current limit and will not shut down DIAGNOSTIC LEDs The KBRC 240D is designed with LEDs mounted on the front cover to display the control s operational status A Power On ON The ON LED will illuminate green when the AC line is applied to the control B Stop STOP The STOP LED will illuminate yellow when the Start Stop switch is set to the STOP position When the AC line is applied this LED will also be illuminated until the Start Stop switch is momentarily set to the START position C Overload OL The OL LED will illuminate red when the control goes into current limit indicating that the current limit set point has been reached set by the CL trimpot and the position of jumper J4 This LED will remain illuminated if the control times out in TCL Jumper J8 set to the TCL position The control can be reset by either setting the Start Stop Switch to the STOP position and then momentarily to the START position or by disconnecting and reconnecting the AC line If the overload condition still exists when the control is restarted or AC line reap plied the OL LED will illuminate again If the OL LED remains illuminated during
27. e Shunt Wound Motors Only direction than is desired dis connect power and reverse the motor leads GROUND AC LINE EARTH Note Do not connect motor armature leads to F and F ter minals of Terminal Block TB2 or to F1 and F2 quick connect ter minals Do not use F1 and F2 quick connect terminals for any ONLY purpose other than to power the 2 optional Signal Isolator SIRC P N 8842 GROUND AC LINE EARTH D Full Voltage Field Connection Shunt Wound Motors Only Wire the motor field leads to F and F terminals of Terminal Block TB2 as shown in Figure 5 and as described in Table 4 on page 11 Note Do not connect motor armature leads to F1 F2 quick connect terminals Do not use F and F terminals of Terminal Block TB2 for any purpose other than to power the field of a shunt wound motor Half Voltage Field Connection Shunt Wound Motors Only Wire the motor field leads to F terminal of Terminal Block TB2 and L1 terminal of Terminal Block TB1 as shown in Figure 6 on page 10 and as described in Table 4 Note Do not connect motor armature leads to F and F terminal of Terminal Block TB2 or to F1 and F2 quick connect terminals Do not use F and F terminals of Terminal Block TB2 for any purpose other than to power the field of a shunt wound motor TABLE 4 FIELD CONNECTION SHUNT WOUN
28. e loosened so they are no longer engaged in the case bottom After mounting and wiring close the cover and make sure that wires will not get caught or crimped as the cover is closed Tighten all four cover screws so that the gasket is slightly FIGURE 4 POWER CONNECTIONS compressed Do not over tighten AC Line Connection Wire the AC line to L1 and L2 terminals of Terminal Block TB1 as shown in Figure 4 Ground Connection Earth ground the control chassis using the green ground screw that is provided on the inside of the control to the right side of Terminal Block TB1 as shown in GROUND MOTOR AC LINE EARTH Figure 4 Permanent Magnet PM FIGURE 5 FULL VOLTAGE FIELD CONNECTION Motor Connection Wire the Shunt Wound Motors Only motor armature leads to M1 and M2 terminals of Terminal Block TB1 as shown in Figure 4 Be sure Jumper J3 is set to the cor responding motor voltage and Jumper J4 is set to the corre sponding motor current For step down operation 230 Volt AC line input with 90 Volt ONLY DC SCR rated motors set Jumper J3 to the 90 position However in step down opera tion the motor may have reduced brush life consult motor manufacturer Note If FIGURE 6 HALF VOLTAGE FIELD CONNECTION the motor runs in the opposit
29. electrical codes that apply to the application Vill TRIMPOT ADJUSTMENTS The KBRC 240D contains trimpots which are factory set for most applications Figure 2 on page 7 illustrates the location of the trim 0 pots and their approximate calibrated positions Some applications may require readjustment of the trimpots in order to tailor the control for a specific requirement Readjust trimpots as described below Warning If possible do not adjust trimpots with the main power applied If adjustments are made with the main power applied an insulated adjustment tool must be used FIGURE 31 OFFSET TRIMPOT RANGE 5s a 10 7 10 PERCENT OF BASE SPEED SHOWN FACTORY SET TO 0 and safety glasses must be worn High voltage exists in this control Fire and or electrocution can result if caution is not exer FIGURE 32 OFFSET TRIMPOT ADJUSTMENT cised Safety Warning on page 5 must be read and understood before proceeding A Offset OFFSET Sets the amount of bias in the forward or reverse direction The OFFSET trimpot is factory set for approx imately zero offset which means that neither the forward nor reverse direction is favored To offset the control in the for ward direction rotate the OFF SET trimpot clockwise To off set the control in the reverse direction rotate the OFFSET PERCENT OF BASE SPEED 10 PERCENT OF MAIN
30. en to avoid extreme hazardous locations where physical damage can occur If the control is mounted in a closed unventilated location allow enough room for proper heat dissipation If operating the control at full rating a minimum enclosure size of 12 W X 24 H X 12 D is required See Figure 3 on page 8 RECOMMENDED HIGH VOLTAGE DIELECTRIC WITHSTAND TESTING Hi Pot Testing Testing agencies such as UL CSA VDE etc usually require that equipment undergo a hi pot test In order to prevent catastrophic damage to the speed control which has been installed in the equipment it is recommended that the following procedure be followed Figure 28 shows a typical hi pot test setup Note All equipment AC line inputs must be disconnected from the AC power A Connect all equipment AC power input lines together and connect them to the H V lead of the hi pot tester Connect the RETURN lead of the hi pot tester to the frame on which the control and other auxiliary equipment are mounted FIGURE 28 HI POT TEST SETUP HIGH VOLTAGE DIELECTRIC WITHSTAND TESTER TESTER LEAKAGE 0 10 RETURN TEST VOLTAGE i tz 2 ZERO MAX CONNECT ALL SPEED CONTROL TERMINALS TOGETHER MAIN POWER DISCONNECTED MOTOR SPEED CONTROL LINE INPUT MOTOR WIRES CONNECT LINE INPUTS CHASSIS CHASSIS ANS LLM MMMM MMMM MACHINE OR EQUIPME
31. ep the motor speed constant under changing loads The IR trimpot is factory set for 10 Volts at 180 Volts DC output and 5 Volts at 90 Volts DC output For higher compensating voltage rotate the IR trimpot clockwise For lower compensating voltage rotate the IR trimpot counterclockwise See Figure 39 FIGURE 39 IR TRIMPOT RANGE 7 5 15 00 VOLTS SHOWN FACTORY SET TO 10 VOLT AT 180 VOLTS DC OUTPUT AND 5 VOLTS AT 90 VOLTS DC OUTPUT Note If the IR compensation is too high unstable oscillatory operation will result If the control is used with a DC tach generator the IR trimpot should be set fully counterclock wise To Calibrate the IR Trimpot 1 Run the motor at approximately 30 50 of rated speed at no load and measure the actual speed 2 Load the motor to the rated current Adjust the IR trimpot so that the loaded speed is the same as the unloaded speed measured in step 1 Response RESP Sets the relative response of the control The RESP trimpot is factory set to 50 rotation For faster response rotate the RESP trimpot clockwise For slower response rotate the RESP trimpot counterclockwise See Figure 40 Note If response is made too rapid unstable oscil latory operation may result Deadband DB Sets the amount of Main Speed Potentiometer rotation required to initiate control voltage out put The OFFSET trimpot is factory set to 0 5 of base speed For more
32. incorrect direction it will be necessary to disconnect the AC line reverse the motor leads and repeat the startup procedure TABLE 7 CONTROL OPERATION auecrant typeof Operation 1 Motoring cw cw Regeneration CCW CW CCW Ul Motoring CCW CCW CW IV Regeneration CW CCW CW Linear Torque Mode In Linear Torque mode Jumper J7 set to the S L position speed torque vary linearly as a function of Main Speed Potentiometer rotation or input signal See Figure 29 Non Linear Torque Mode In Non Linear Torque mode Jumper J7 set to the NL position the torque is varied by the Main Speed Potentiometer or input signal and remains constant throughout the motor s entire speed range See Figure 30 FIGURE 29 LINEAR TORQUE MODE FIGURE 30 NON LINEAR TORQUE MODE PERCENT OF BASE SPEED PERCENT OF TORQUE PERCENT OF TORQUE HIGHER TORQUE SETTING LOWER HIGHER TORQUE TORQUE SETTING SETTING PERCENT OF BASE SPEED LOWER TORQUE SETTING o 10 20 30 40 50 60 70 80 90 100 o 10 20 30 40 50 60 90 100 Vil AC LINE FUSING 18 The KBRC 240D does not contain AC line fuses Most electrical codes require that each ungrounded conductor contain circuit protection It is recommended to install a 20 Amp fuse Littelfuse 326 BUSS ABC or equivalent or a circuit breaker in series with each unground ed conductor Check all
33. ition to the Start Stop switch The switch can be wired for single pole or double pole operation as required To maintain the watertight integrity of the control be sure to use suitable watertight connec tors and wiring which are appropriate for the application Two 7 8 22 2mm knockout holes are provided for standard 1 2 knockout connectors not supplied for wiring A watertight plug is provided if only one knockout is required TABLE 3 TERMINAL BLOCK WIRING INFORMATION Terminal Supply Wire Gauge AWG Cu Maximum Block Designation Connections Tightening Torque Minimum Maximum in Ibs TB1 AC Line Input L1 and L2 22 12 12 TB1 Motor Armature M1 and M2 22 12 12 Motor Field Shunt TB2 Wound Motors Only F1 and F2 24 14 3 5 TB3 Tach Generator T and T 24 14 3 5 TB3 Run Relay RELAY 24 14 3 5 Warning Do not wire switches or relays in series with the armature Armature switch ing can cause catastrophic failure of motor and or control To avoid erratic operation do not bundle AC line and motor wires with potentiometer wires voltage following wires Start Stop Switch wires enable wires or any other signal wires Use shielded cables on all signal wiring over 12 30cm long The shield should be earth grounded on the control side only The KBRC 240D is designed with a hinged case so that when the front cover is open all wiring stays intact To open the cover the four screws must b
34. manent Magnet and Shunt Wound DC motors a bidirectional mode It provides 4 quadrant operation which allows forward and reverse torque in both speed directions This allows the control to maintain con stant speed with overhauling loads and provides rapid instant reversing and controlled brak ing Because of its excellent performance the control can replace servo drives in many appli cations The KBRC 240D has a Regeneration Overspeed Protection Circuit which prevents failure of the power bridge in extreme overhauling conditions Motor overload protection I X t will shut down the control if the motor is overloaded for a predetermined amount of time The exclu sive Auto Inhibit circuit allows safe smooth starting during rapid cycling of the AC line Due to its user friendly design tailoring the KBRC 240D to specific applications is easily accomplished via selectable jumpers and adjustable trimpots However for most applica tions no adjustments are necessary The KBRC 240D can be operated from a two or three wire start stop circuit or can be start ed from the AC line A set of dedicated normally open or normally closed relay contacts are provided Run Relay which are activated via the start stop circuit They can be used to turn on or off equipment or to signal a warning if the control is put into Stop Mode or times out in TCL The Main features of the KBRC 240D include Speed SPD or Torque TRQ control modes In the Linear
35. n the enclosure cover and is supplied with a switch seal to maintain watertight integrity KBRF 200 RFI Filter P N 9945 Provides and EMI suppression Meets CE direc tives 23 LIMITED WARRANTY For a period of 18 months from the date of original purchase KB Electronics Inc will repair or replace without charge devices which our examination proves to be defective in material or workmanship This warranty is valid if the unit has not been tampered with by unauthorized persons misused abused or improperly installed and has been used in accordance with the instructions and or ratings supplied The foregoing is in lieu of any other warranty or guaran tee expressed or implied KB Electronics Inc is not responsible for any expense including installation and removal inconvenience or consequential damage including injury to any per son caused by items of our manufacture or sale Some states do not allow certain exclusions or limitations found in this warranty and therefore they may not apply to you In any event the total liability of KB Electronics Inc under any circumstance shall not exceed the full purchase price of this product rev 2 2000 KB Electronics Inc 4 12095 NW 39th Street Coral Springs FL 33065 2516 954 346 4900 Fax 954 346 3377 Outside Florida Call TOLL FREE 800 221 6570 E mail info kbelectronics com www kbelectronics com A40252 Rev A 12 2000
36. on The TCL trimpot is factory set for 5 seconds To increase the TCL setting rotate the TCL trimpot clockwise To decrease the TCL setting rotate the TCL trim pot counterclockwise If the control remains in CL for pre determined amount of time set by the TCL trimpot and if Jumper J8 is in the TCL position the control will shut down FIGURE 43 TCL TRIMPOT RANGE PERCENT OF BASE SPEED SHOWN FACTORY SET TO 0 5 21 To reset the control after it has gone into TCL momentarily set the Start Stop switch to the START position or disconnect and reconnect the AC line See Figure 43 on page 21 Resetting the Control after TCL To reset the control after it has gone into TCL set the Start Stop switch to the STOP position and then momentarily to the START position or disconnect and reconnect the AC line If the Start Switch is jumpered START and COM terminals connected the control must be restarted by disconnecting and reconnecting the AC line If the Power On Off Switch is installed set it to the OFF position and then back to the ON position To Calibrate the TCL Trimpot 1 Run the motor at approximately 30 50 of rated speed at no load 2 With Jumper J8 set to the TCL position set the TCL trimpot to the desired position and lock the motor shaft 3 Monitor the time it takes for the control to shut down 4 If the TCL time is not as desired reset the
37. output contacts can be selected depending on the position of Jumper J10 The control is factory set with Jumper J10 set to the NO position If normally closed run relay contacts are required in the STOP Mode set Jumper J10 to the position See Table 5 If normally open is selected Jumper J10 set to the NO position the run relay output contacts open when the control is in the STOP Mode and close when the control is start ed If normally closed is selected Jumper J10 set to the NC position the run relay out put contacts will close when the control is in the STOP Mode and open when the control is started Note If relay output contacts are not required for your application Jumper J10 may be set to any position I Voltage Following Connection isolat FIGURE 13 VOLTAGE FOLLOWING ed 0 10 Volt DC or 0 15 Volt DC analog sig CONNECTION nal voltage can also be used to control motor speed See Figure 13 Note Jumper J5 0 10V or 15V DC ISOLATED must be set to the 10V position if using a 0 10 Volt DC analog signal voltage or to the 15V position if using a 0 15 Volt DC ana log signal voltage COM 15V 15V SI Note If an isolated signal voltage is not avail able install the optional Signal Isolator SIRC P N 8842 Connect the isolated signal voltage to SIG signal and COM terminals Adjustment of the MIN trimpot may be necessary to achieve a
38. put Voltage Maximum AC Line Nominal Output Maximum Output Maximum 10 50 60 Hz Input Current Voltage Load Current Horsepower Rating Single Phase Volts AC Amps AC Volts DC Amps DC HP kW 1 0 75 208 230 208 230 1 0 75 Note 6 1 Step down operation Motor may have reduced brush life Consult motor manufacturer FIGURE 1 CONTROL LAYOUT Illustrates Factory Setting of Jumpers and Approximate Trimpot Settings START STOP SWITCH BACK VIEW FSET e SP E LT EOT LED BOARD TCL J38 NTCL MAIN SPEED POTENTIOMETER r BACK VIEW Oo FWD EN NOTES 1 15V TERMINAL IS USED FOR REVERSE DIRECTION EN AND COM TERMINALS ARE USED FOR ENABLE SWITCH F1 AND F2 TERMINALS ARE USED FOR SIRC SIGNAL ISOLATOR gt 2 115V 230V 230V 115V KBRC a FIGURE 2 ENLARGED VIEW OF TRIMPOTS O mn lt 9O FIGURE 3 MECHANICAL SPECIFICATIONS Inches SHHOLIMS IWANVW OL
39. r information is required on this product contact the Sales Department It is the responsibility of the equipment man ufacturer and individual installer to supply this Safety Warning to the ultimate end user of this product SW effective 9 2000 This control contains electronic Start Stop circuits that can be used to start and stop the control However these circuits are never to be used as safety disconnects since they are not fail safe Use only the AC line for this purpose Be sure to follow all instructions carefully Fire and or electrocution can result due to improper use of this product C This product complies with all CE directives pertinent at the time of manufacture Contact factory for detailed installation and Declaration of Conformity Installation of a CE approved RFI filter KBRF 200A P N 9945C or equivalent is required Additional shield ed motor cable and or AC line cables may be required along with a signal isolator SIRC P N 8842 or equivalent INTRODUCTION Thank you for purchasing the KBRC 240D KB Electronics Inc is committed to providing total customer satisfaction by producing quality products that are easy to install and operate The KBRC 240D is manufactured with surface mount components incorporating advanced circuitry and technology The KBRC 240D is a Full Wave Regenerative Drive in a NEMA 4X IP 65 washdown and watertight enclosure Itis designed to operate 90 and 180 Volt Per
40. rease the reverse current limit rotate the REVCL trimpot clockwise To decrease the reverse current limit rotate the REVCL trimpot counterclockwise CAUTION Adjusting the FWDCL or REVCL above 150 of motor rating can cause overheating and demagnetiza tion of some PM motors Consult the motor manufacturer Do not leave the motor in a locked condition for more than a few seconds since armature damage may occur To Calibrate the FWDCL or REVCL Trimpot FIGURE 37 FWDCL TRIMPOT RANGE 150 200 PERCENT OF JUMPER J4 RANGE SETTING SHOWN FACTORY SET TO 150 FIGURE 38 REVCL TRIMPOT RANGE 100 PERCENT OF JUMPER J4 RANGE SETTING SHOWN FACTORY SET TO 150 1 Disconnect the AC power Wire in DC ammeter in series with either motor armature lead Lock motor shaft Be sure that Jumper J4 is set to the corresponding motor cur rent position Set Jumper J8 to the NTCL position 2 Set the FWDCL trimpot if in the forward direction or the REVCL trimpot if in the reverse direction fully counterclockwise 3 Apply power Adjust the FWDCL trimpot if in the forward direction or the REVCL trimpot if in the reverse direction until the desired current limit CL setting is reached WARNING Do not leave the motor shaft locked for more than 2 3 seconds or motor damage may result IR Compensation IR Sets the amount of compensating voltage required to ke
41. t the Main MAIN SPEED POTENTIOMETER CONNECTION Speed Potentiometer high side to 15V terminal wiper to SIG LOW WHITE terminal and low side to COM TE WIER ORANGE ch terminal as shown in Figure 8 HIGH Rotating the Main Speed Potentiometer clockwise will MAIN SPEED increase motor speed in the reverse direction Rotating the Main Speed Potentiometer counterclockwise will decrease motor speed Note Jumper J5 must be set to the 15V position 11 3 Bidirectional Operation FIGURE 9 BIDIRECTIONAL MAIN SPEED Provides forward and reverse POTENTIOMETER CONNECTION operation using the Main Speed Potentiometer Connect the Main Speed Potentiometer high side to 15V terminal wiper to SIG terminal and low side to MAIN SPEED 15V terminal as shown in POTENTIOMETER Figure 9 Zero motor speed will BACK VIEW now be located at 50 rotation Rotating the Main Speed Potentiometer clockwise will increase motor speed in the forward direction Rotating the Main Speed Potentiometer counterclockwise will increase motor speed in the reverse direction Note Jumper J5 must be set to the 15V position Note If the motor runs the opposite direction than is desired disconnect power and either reverse the high side and low side of the Main Speed Potentiometer wires or reverse the motor leads to M1 and M2 terminals of Terminal Block TB1 LOW WHITE
42. tional Reverse Main Speed Potentiometer Connection 11 9 Bidirectional Main Speed Potentiometer Connection 12 10 Bidirectional Main Speed Potentiometer Connection with Reversing Contacts 12 11 Remote Start Stop Switch Connection 12 12 Start Stop Function Eliminated Jumper Installed 12 13 Voltage Following 13 14 Enable Circuit Connection 13 15 16 17 18 19 20 21 22 2 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 Tach Generator Connection 14 Tach Generator Connection with Addition of 14 AC Line Input Voltage Selection J1 and J2 14 Motor Voltage Selection 3 14 DC Tach Generator Voltage Selection J3 15 Motor Current Selection 04 15 Analog Input Signal Voltage Selection J5 15 Control Mode Selection J6 16 Torque Mode Selection U7 16 Current Limit Mode Selection J8
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