MASTERSPEED service manual AXOR MASTERSPEED service
Contents
1. RELE FAULT L e CONTROL UNIT SHIELD 12345246789 wn lt 1 FAST SPEED 2 LOW SPEED 3 AHEAD BACK 4 ENABLE FOR DRIVING Oi A QCOOVOOOO OOOO Signal connector Hn IN CURRENT MODE 5 ENABLE so JI8vNa fe Y amp S S S S o Drawing shown on upper side in an example for driving the amplifier in torque mode Speed potentiometer must have a value between 5k and 47kohm Speed reference input and tacho screen must be connected to drive O S With only a wire O S must be connected to ground bar of electrical box see also ground connection page 16 20 MASTERSPEED service manual MASTERSPEED service manual 17 AXOR sich besormancesemo vives Starting and Adjustments Preliminary checks The standard amplifier is provided as follows Nominal and peak current agree with amplifier s size Ex MS 10 20 20A peak 10A nominal Tachogenerator feedback Amplifier is provided with RDT resistance mounted on personality header 22K 5 corresponds to 3000 rpm with 10 1000rpm ke Verify all screw clamp connections power and signal and control the proper wiring on the amplifier For motor and tacho polarity we will obtain clockwise direction with positive speed reference Motor and tachogenerator polarity are those declared from fa2. and when the motor is stopped it has no torque Use shielded cable for analogue and tacho signal For wiring see page 16 Signals cables must be not together power wires signals cable output should be own This function is enabled by solder bridge JP6 closed JP10 open and inserting RA 9 upper side power wiring output twisted together should be on lower side and RCA in the personality header AXOR advise 0 5 1 mm for signal cables We recommend to not exceed with the dynamic gain of the velocity loop kv 2mm for power cables MTS 4 8A e 8 16A potentiometer for avoid control instability 2 2 5 mm for power cables MTS 10 20A and 14 28 It is also important the ratio between VDC power supply and V motor for the stability 4 mm for power cables MTS 20 40A and 25 50 Note Specially for armature feedback avoid reports VDC V motor greater 1 5 Example MTS 140 armature feedback supplied 130v with voltage motor at max speed 40 v Example for input signal connection 130 3 25 NO 40 SPEED REFERENCE Insert RA resistance between pin 2 13 of the header for LP SOLATED BAR adapt the system to the motor costant voltage Tes pee o Formulas for calculate RA resistance for each model FM TD p z Masterspeed series D P 2 o 1234 ji m e b orc c C b o2 2009909923299292 Signal connector o MTS 60 RAK ohm 166 x Vref U Oo E 1 4 Vref Max current and voltage
3. All the amplifier adjustment are present in the internal power PC board adjustment zone On this board we found a 7 7 pin header where we mount personalities components If an amplifier is replaced it is important to verify that the new amplifier is calibrated as the one removed This is easily accomplished by simply installing the personality header from the removed amplifier into the new one and verify the solder bridges SIA ADJUSTEMENT 4 A M zone t V RDT O O RA O Solder side O RAMP O O IN O O Yn O IP O O RCA O O Libero ADJUSTEMENT Personality header Dinamyc adjustment optional header In standard configuration the Masterspeed is provided with RDT resistance mounted on the personality header value 22Kohm 5 this value correspond to 3000 Rpm with DT 10v 1000 Rpm MASTERSPEED service manual 21 AXOR tes rornance Sera Dives Starting and Adjustments AXOR ap repone Sera Dives Installations Personalization Example for driving connection by external reference ATTENTION Following operations on drive must be done not before 15 minutes at least after switched off the power supply For approach to internal adjustment components we must do as follows 1 Take out the plastic cover drawing out the two little butters see figure A 2 Push the PC board device and take out the MINISPEED internal power PC bf Zero PLC board see fig B l T comno P ISOLATED BAR
4. bear terminal 1 2 MTS 140 RA k ohm 159 x Vref E 3 3 Vref MAX 48 Vac MAX 110 Vac MTS 200 RA k ohm 158 x Vref E 5 Vref Where Ke cemf at 1000rpm Vref max voltage reference Drawing shown on upper side is an example for speed reference input connection n max desired speed expressed in rpm using internal voltage from MASTERSPEED E_nx Ke Speed potentiometer must have a value between 5k and 47kohm Speed reference input and tacho screen must be connected to driver 0 S With only a wire 0 S must be connected to ground bar of electrical box see also ground connection page 16 24 MASTERSPEED service manual MASTERSPEED service manual 13 AXOR ausos Installations AMOR xis nighties Starting and Adjustments Example for input signal connection Adjustment MAX TACHOGENERATOR FEEDBACK SIGNAL Zero PLC The amplifiers are provided with RDT resistance mounted on board Speed Adjust for M 3000rpm with KDT 10V 1000g 10V reference ISOLATED BAR lo If you wish change this resistor use the formula explain below l l RELE FAUT CONTROL IL _y UNIT Insert RDT resistance between pin 1 14 on the personality header It can be calculated with the following formula SHIELD 1 FAST SPEED 2 LOW SPEED 3 AHEAD BACK RDT Kohm Kdtx nx 9 7 _ 8 123 45 6 7 89101 2 1000 x Vref OOO0O0 000 O O09 O signal connector li fi R
5. open it when we wish to drive the amplifier with external current reference velocity loop disabled JP9 Normally open If it is closed thermic image IxT circuit activation don t stop the output transistor and the green led is switch off Drive ok JP10 Normally close If it is opened lost or reverse tacho circuit activation don t stop the driver working It must be opened when armature feedback is used 22 MASTERSPEED service manual MASTERSPEED service manual 15 AX OR High Perfor mance Servo Drives Ground cable connections Installations For avoid malfunctions on electrical box two separated wires are to be used for connect to an insulated ground bar both the signal screw terminal 12 and the chassis screw of driver inside the electrical box The insulated ground bar will be connected with one only wire to the box ground connecting terminal from which will start the earth wire ground of net Under written DWGS shows the best connections for a good noise reduction Don t make any bridge between the ground of the amplifiers for avoid closed loop ground interferences COUNTER iL MASTERSPEED L1HL2HL3 Power Supp Isolated bar ELECTRIC BOX Chocke Optional 16 MASTERSPEED service manual AXOR apgescioizibs Starting and Adjustments
6. solder bridge The amplifiers are provided with standard solder bridges as follow POWER M M AT AT RR L1 L2 L3 Ground chassis d e close open close close close open close open open close Standard bridges Power connector T T T T T M M AT AT RR Choke option ye MOTOR M 4 Secondary of the transormer Below is explained the function inserting by opening or closing the solder bridges In the next paragraph Adjustment are explained the combination of solder JP1 JP2 JP8 They allow obtain different ACC DEC times JP3 Normally closed tit is open loop st ndard costants GKI RKI ate The M and M output can be connected directly on motor s terminal disabled These amplifiers need inductor connected in series to the servomotor only if it has an JP4 Normally closed If it is open current loop standard costants internal inductance lower than 0 7 0 8mH CKV RKV are disabled Axor reccomend to use external choke when using old motor So we improve form factor and the servomotor don t over heating NOTE In the electric box the inductance must be connected with short wires between amplifier and inductance too JP5 Normally closed If it is open velocity loop static gain is disabled JP6 Normally open If it is close the armature feedback is enabled JP7 Normally closed We
7. 6 10V generator circuited or reversal for preventing motor runaway 6 MASTERSPEED service manual MASTERSPEED service manual 31 AXOR ies pojma seno nes Signalling and fault research Led s diagnostic LED OK green normally light on This led shows proper functioning of the amplifier It switch off when is activated a whatever protections shown also from red led light on It switch off when over under voltage protection is activated in the same time the OK relay contact open Leds Ln LED Red normally switch off diagnostic A When this led is lighted protection IxT is activated limit and max current provided is the rated current This alarm don t cause the disabilitation of the amplifier The amplifier return automatically to normal work when current consuption goes to a normal value If the JP 9 solder bridge is closed is not activated the interdiction of the output transistor and the switching off of the green led drive ok O C LED RED normally switch off Alarm of over current fault The power switching of the drive is continuosly monitored and circuit will disable power section if any of the following faults occur Motor armature leads shorter Motor armature shorted to ground Motor armature shorted to power supply This fault provoke the memorization of the alarm can be reset by turning off the main power for several seconds and then turning it on again S T LED red norma
8. AX OR High Performance Servo Drives 36 MASTERSPEED service manual AX O R High Performance Servo Drives CAUTION ELECTRICAL AND CONTROL EQUIPMENT CAN BE DANGEROUS IF HANDLED IMPROPERLY This manual show mechanical and electrical characteristics about Masterspeed 60 140 200 series It is important that the installation procedure should be perfomed only by qualified personnel according with local safety rules Who installs the equipment must follow the technical informations contained in this manual For other informations please contact AXOR technical dept ATTENTION ELECTRICAL DISCARGE DANGER MASTERSPEED service manual MASTERSPEED service manual 35 AX OR High Performance Servo Drives Options Encoder feedback board Pc board 3 015 1 This allows motor speed regulation using an incremental bidirectional encoder With this solution we save tacho price using the same signal of positioning control Performance quality at low speed is as better as bigger is encoder resolution 500 cycles rev encoder minimum is suggested It is possible to multiply by 2 or 4 increasing quality performance Using as example 1000cycles rev encoder and choosing x 4 solution we have a final resolution of 4000 cycles rev Max input frequency 100 KHZ External series choke These amplifiers need inductor connected in series to the motor only if the motor has a internal inductance lower then 0 7 0 8 mH So we improve for
9. DT value express in k 1 4 w Kdt tacho generator costant express in v 1000rpm n max speed express in RPM Q4 Z2aa9 Vref max voltage reference M 2 m 7 SEN Example Kdt 10V n 3000 rpm Vref 10 Drawing shown on upper side is an example for speed reference input connection RDT _ _10 x 3000 x 9 7 _ 8 21 1 Kohm from a PLC system 1000 x 10 Speed potentiometer must have a value between 5k and 47lohm Speed reference input and tacho screen must be connected to driver O S With only a wire O S must be connected to ground bar of electrical box see also ground We will use RDT 22 Kohm connection page 16 If the result from formula is zero make a bridge If the result from formula is negative you must change the tachogenerator with another with an higher kat Adjustment vel potentiometer in clockwise sense the speed increase Adjustment vel potentiometer in anticlockwise sense the speed decrease Adjustment range 20 14 MASTERSPEED service manual MASTERSPEED service manual 23 AX OR High Performance Servo Drives Start ing an d Adj ust men f S AXi O R High Performance Servo Drives I n st a l a t j ons Example for power connection In the Adjustment zone these are ten solder bridges With these are possible enable or disable functions located in 3 005 2 regulation board Control the proper closed of solder bridges In the next paragraph called adjustment are explained the correspondent the
10. ION When complete information is supllied to AXOR the amplifiers are calibrated from the factory for nominal motor performance Field calibration may be necessary to optimize motor s performance for a particular applications replacing internal Calibration for costant see also blocks schematic qualified For replacement we isert new value in ADJUSTMENT ZONE personnel opening solder bridges expected see pag 22 If is possible order the amplifier with the personality header mounted o o o o o o o oo000000 Oooooooo They describes respectively capacitor and resistance of the current loop For replacement we must open the solder bridge JP3 disabilitatio of standard costant It allows to increase the velocity loop derivative costant New value may be composed by 2 capacitor We can insert these capacitor in the predisposed space The obtained capacitor value is the sum of the two They describe respectivlely resistance and capacitor of the velocity loop For replacement we must open the solder bridge JP4 disabilitation of standard costant It defines the velocity loop static gain We can insert new value by solder bridge JP5 open disabilitation of standard costant MASTERSPEED service manual 29 AXOR ter performance servo Drives Starting and Adjustments DYNAMIC CALIBRATION Usually these Adjustment are made from factory and don t need modifies but if need small adjustment use KV
11. STERSPEED service manual MASTERSPEED service manual 27 AXOR sng crise sero sri Starting and Adjustments AXOR au precio Installations Offset speed calibration Power s upp ly dimesiona lity The amplifier is provided with the offset speed calibration performed for tacho ATTENTION Follow the scheme and formulas below for dimensioning the power feedback supply The amplifier don t need auxiliary voltage because it is provided internal fly back If necessary retouch through bil potentiometer for correct offset until 200 mv can be compensated on analogue input When we have zero input reference turn potentiometer until servomotor is stopped Transformer When you use amplifier in armature feedback please proceed with the offset calibration as follows Insert RA and RCA resistance calculated see page 24 25 ATTENTION Amplifier have the internal zero connect with negative of power supply Insert a voltmeter between Im test point and zero and turn bil trimmer to AXOR advise against to use authotransformer reach zero voltage respect to tacho mode bil trimmer has to be turned more times stop trimmer when motor shaft stops But no loads are to be VOLTAGE Primary voltage value is the applied during this calibration avalaible voltage on secondary voltage to be calculated referred to motor max line voltage to be used Rated Current Calibration 0 9 x 1 36 Where Vmotor Emax Ri x In Secondary Th
12. and DER trimmer If we have very high load inertia report 3 1 between inertia load and inertia motor we must modified KV gain KV potentiometer and increasing the derivative function der potentiometer The calibration must Calibration tor be made with load connected to the motor qualified Apply square wave 0 5 hz 1v at the input reference personnel Connect at tachogenerator input an oscilloscope with memory ground probe must be connected at zero signal Then turn the trimmer der in anticlockwise sense Before look for safety space during alternative mote Apply power to the amplifier and enable it machine will move itself up and down If possible increase voltage to 2volt when the oscilloscope signals on monitor making a comparation with the wave shape on following page and do as suggested Proportional integral gain low Tachogenerator signal Increase gain turning in clockwise sense KV potentiometer until obtain a response similar as shown Tachogenerator signal For reduce the overshoot turn in clockwise sense DER potentiometer until obtain a response similar as shown Tachogenerator signal Attention Do not exceed with gain you can cause an useless motor heating the motor s due to swing following current oscillations A good signal is reproduced here this signal we can see between i m test point and zero 28 MASTERSPEED service manual AX OR High Performance Servo Drive
13. ctory Now we have 2 cases for MATERSPEED starting procedure 1 If the amplifier is adjiusted for its motor go on chapter starting procedure 2 If the amplifier isn t adjiusted consult chapter personalization and go on 18 MASTERSPEED service manual AXOR urit Starting and Adjustments Starting procedure Keep the motor shaft free from load and be ready to switch off main power if necessary Take out signals connector from 1 to 12 marked leaving connected wire to flying female connector Put in series fuses on alternate feeding Switch on the driver After 1 second about on normal operation mode green led on will light on Motor must be stopped If mentioned led don t light please verify with a tester the choosen alternate feeding value Switch off the three phases feeding Insert signal connector and be sure that reference input is zero volt ATTENTION when a C N C driver the motor please use manual mode and not activated the error connector of C N C Space loop not activated Switch on the three phasis power and after abilitate the regulation PWM on activated Is good rule normally to give abilitation OK after the main power switch on of converter If motor stay on torque or it turn slittly tacho polarity is correct If tacho is inverted after a low rotation md protection is activated tacho loss or inverted tacho disabling the converter this appens obviously if JP10 is closed Red led
14. e amplifier is provided with standard calibration Vmotor Tensione misurabile ai morsetti motore It correponds at rated current of the size Rin not mounted alla velocit max e alla piena coppia nominale For reduce itself insert RIN resistance between 4 11 pin of In Rated current motor the personality header Ri Armature motor resistance with brushes Typical values are reported below Emax CEMF at maxspeed Is not suggest to use a lower value than the reported one of Voltage range power supply accepted are reported at page 5 However these are max 820 ohm values accepted for each model V1 Value x 4 7 2 7 RIN Kohm POWER We can supply it by a three phasis transformer If the amplifiers are differents we can use a transformer with differents secondaries wiring The secondaries of transformer 4 37 35 34 32 31 3 28 27 25 23 22 2 19 17 1 TT aS Eee must be connected triangle mode while the primary may be connected triangle or star TEN ce T 3 185 9 77 T3175 mode The power of the transformer can be calculated with the following formula 14 28 s 3 sz ss sr 7s 7 esl 6 20 40 i Power transformer P VA P14P23 Pn x 1 25 Where P1 P2 Pn is the sum of the rated power motors supply the transformer In multiaxis application the power of the transformer could be declassed due to medium duty cycle Neither value mounted Minispeed amplifiers provide peak current for 2 sec If nominal curre
15. f the motor and reduce loss of rights Use the following formula for determing the value Fuses Masterspeed amplifiers aren t protect with fuses input Each amplifier must be protected with a fuses on each line L1 L2 L3 connect in series Calculating formula is O o o o o PEIE Vret 5 Ri Oo Power connector WHERE nz max speed expressed rpm Ri total motor resistance cold X Ne Ipk peak current size of amplifier Pd KezCEMF motor at 1000 Rpm VrefzMax voltage reference Secondary Example Amplifier 10 20 A Ri 2 5 ohm RCA kohm 0 45 x 4000x50 180 Kohm 10x20x2 5 Use 180 Kohm resistance or a hit bigger If after this operation motor being instable a bigger commercial resistor value must be choosen changing the previous one If there are many amplifiers connect on the same transformer we must put three fuses for each amplifier 12 MASTERSPEED service manual MASTERSPEED service manual 25 AXOR tien rosormancesero drives Starting and Adjustments AXOR iien io Sero Drives Installations Adjustement speed in armature feedback Armature voltage can be used as velocity feedback when motor has not Wiring tachogenerator jt Masterspeed amplifier has several wiring connection which must be made in order to The armature feedback system has less precision than a tachogenerator range 1 20 9 ensure the correct operation for reduce interferences
16. is stopped with enable the motor swing Reversed tacho signal with over Proceed with start up using taken error corrector signal reference signal from CNC on coming from CNC manual mode space loop excluded Reverse the tacho signal and verify dinamically the good working functioning of machine Only at the end of these tests correction signal coming from CNC will be activated MASTERSPEED service manual 33 AXOR ies vetme seno nes Signalling and fault research AXOR ies rosormancesemo nes Description Fault research Technical specification n Powers ly voltage and rated cument for each model 1 When we applying power OK green led doesn t light ido cl g Drive motor Max min power voltage Vdc supply value declared are MTS 60 20 40 27 54 calculated for 2 OK green led is light but servomotor don t start when we enable the amplifier MTS 140 35 95 47 122 d dedi Velocity signal isn t present Supply voltage not correct Control by instrument between R S T Model Power s Vac referred to the Verify input signal MTS 200 52 145 70 200 transformer with Sizes Rated current Peak current A 3 When we enable amplifier OK green led doesn t light and O C red led is lighted Sizes avalaible for all 4 8 models There is a short circuit on motor Turn off the main power 8 16 4 8 Rated current are declared Verify the proper wiring 10 20 8 16 until 45 C Wire
17. lly switch off Over temperature fault The power switching bridge is provided with a thermoswitch which opens when the temperature exceeds a safe operating level This fault provoke the memorization of the alarm It can t be reset We must wait or a lower hestsink temperature and then turning on the main power M D LED red normally switch off Alarm of loss of tachogenerator signal or tachogenerator signal reverse This fault provoke the memorization of the alarm Caution Between a switch off and switch on need wait for minimum 10 sec 30 MASTERSPEED service manual AXOR iien resormnce Servo Drives Description 7 ENABLE INPUT Logic signal for amplifier 10 30 vdc If the signal is smaller than 10 v the amplifier isn t enable Common zero signal 8 ZERO SIGNAL INPUT Noninverting differential input 10V 9 SPEED REFER a iNPUT Inverting differential input 10V 10 SPEED REFER INPUT Input tachogenerator signal u TACHOGENER INPUT Input tachogenerator signal This signal is connected at 12 TACHOGENER the zero amplifier Internal Inputs and outputs power connector Detachable M M AT ATRR L1 L2 L3 terminal 8 poles oooooooQ M OUTPUT Output servomotor M OUTPUT Output servomotor AT OUTPUT Internal negative power supply We can connect an external capacitor if request AT OUTPUT Internal positive power supply We can connec
18. m factor and the servomotor don t over heating NOTE In the electric box the inductance must be connected with short wires between amplifier and inductance too Index General description IntrodUction oorr E dtedvstet eden due soar Ode T cee pace iia Tecnnical specifications Inputs and outputscse EET x Wrmmersadjlstmentsseee sec E EEE A e AERES Installations AELE INOI DE e eea E O A EE E E E E E O E O 9 ONEEK MNENE Eeoae o EN 10 Power ssupply dimensionality err eere 11 12 MIFIgssseeeeese e E e ENS S EIE 13 Starting and adjustments Preliminaryicontrolse E 18 Startingiprocedure me ene NES 19 Personalizations Calibration Sees este PEN M P cto Cam mrt Te M TOM Signalling and fault research Fedis diagnostics ooo Ee eoe E EUER TTE TA EUREN EUER TD SERRE O Fault protections Eault researches tese acr eee rum T mee Np UN oer uct enone nee TS ODHOnSs E AARUDIEN TIUS DERUNOUDNITNUESNORUOUOU TCR ITSIEE 34 34 MASTERSPEED service manual MASTERSPEED service manual AXOR ies resiooance serv drives Description Introduction The masterspeed MTS 60 MTS 140 MTS 200 series are four quadrant driver that brings on board power supply braking circuit heatsink and the ventilator when request It needs only an unique one or three phasis alternate feeding while all further voltage are obtained from internal flyback Dc bus AT AT connections are provided to which we can add an external capacitor fo
19. md light on shows the alarm situation not restorable alarm Switch off the amplifier exchange tacho wires and start again ATTENTION a minimum amount of time has to be taken between a stop and start again in order to be sure of a real switch off of driver Increase speed value signal to a minimum value of 1 volt and look to motor rotation direction If motor turns on wrong direction both polarity of tacho and motor must be inverted Now activate space loop of C N C if one If now we have the same working way as before closing loop of C N C and if C N C don t gives following position error the driver is correctly regulated Now please make standard working cycles verifying that no protection will go on red leds light on and that the OK green led will not switch off MASTERSPEED service manual 19
20. ns XOR ig ando Starting and Adjustments Peak Current Calibration Overall dimensions If we insert RIP resistance on the personality header between 5 10 pin we can limit peak current Below is reported a table with re entry current O O oO O gee e0eeotoe SIGNALS T 66 3 ao T 0 0 rope Te T5 7 E T 7 E cae 3 73 73 E87 54 52 55 59 55 5 49 T cwm pw CE wr EAA or 5 6 vu ws mre purpwr p 14 28 z Above are reported the value of resistances for obtain a correct current you mustn t mount resistance lower than 18Kn RAMP TIME CALIBRATION The solder bridges allow insert the acc dec function JP2 JP8 With anticlockwise turn ccw we increasing acc dec function o o between 0 1 1 sec correspond 10 v reference 3 12 We can increase or reduce max time of acc dec opening JP1 solder O o bridge and inserting a resistance in the personality header Pin 3 12 see table below Jer e FUNCTION b n Acc dec off 2 e Acc dec on 0 1 1 sec Adjustable with ACC trimmer e e Acc dec on Use Res RAMP Adjustable with ACC trimmer Res RAMP 680K 820K 1 5Mohm 2 2Mohm 3 3Mohm 0 2 s 2 6s 0 3s 3 2s 0 4s 39s 0 65 5 7s 0 8s 8 6s 1 4s 13s Ramp time showed above are referred with reference between 0 and 10v 10 MA
21. nt is lower then the current of amplifier intervention This is the formula for calculated Pn Motorz n x Cn time is lower than 2 sec on the same ratio rated power of the motor 9 55 Where n motor max speed express in RPM Cn motor rated torque express in Nm 26 MASTERSPEED service manual MASTERSPEED service manual 11 AXOR High Performance Servo Drives Installations AXOR High Performance Servo Drives Starting and Adjustments Avoid to use transformer with power upper than 7 KVA The amplifiers could be damage caused overcurrent For all model are avalaible upon request transformers for supply the Masterspeed amplifiers Example motor with Ke 50 n 4000 RPM Vref 10 Single phase power supply E 4000x 50 200 MS200 RA Kohm 158 x 10 ___ 10 5 Kohm Power connector li Use 10Kohm resistor Particular application External capacitar oooooooo Fine speed Adjustment calibrating by VEL trimmer in front of the panel Pls contact our technical dept for dimensioning the external capacitor Clockwise sense speed increase anticlockwise sense speed decrease D Adjustment range 20 Secondary Masterspeed may be supply also in single phase Power Supply voltage must be connect as shows in picture between L1 L3 We must connect a capacitor between AT and AT on the power connector Insert RCA resistance between pin 6 9 of the header for compensate internal RI o
22. or servomotor winding is 14 28 10 20 Disconnect the servomotor and verify its insulation with a tester Rated current is adjustable between 40 to 100 by Rin 4 When we enable amplifier red m d led is lighted Peak current is adjustable between 50 96 to 100 by Rip there isn t present tacho signal Turn off the main power Verify with an instrument the Motor cables or tacho cables are value directly on the amplifier s Input reference Differential 10V input impedance 20K Ohm reversal terminals Drift referred to differential reference 18 micro V C max nvert motor or tacho cables amplifier RDT resistor not mounted Drift referred to differential speed 18 micro V C max amplifier 5 With armature feedback when we enable m d red led is lighted Input output demand current 10V input impedance 23 5 K Solder bridgeJP 10 close Open solder bridge Enable signal 10 30 VDC input impedance 10K Minimum tacho signal at max speed 5V Reference a 10V 6 When we enable the servomotor is stop and m d red light is lighted D T range regulation 0 5000 Motor isn t connect Verify the presence of connections output voltage for external use 10V 10V bmA max Motor current monitor 8V correspond at peak current Operating Temperature 0 40C 7 When we enable servomotor turn at high speed and m d red led doesn t light Humidity ROSE Potentiometer speed calibration Verify the capaci
23. r monophase feeding The output power stage mosfet or IGBT is controlled using the PWM technique 20 Khz These amplifiers are designed for driving servomotors between 0 2 8 Nm where dinamyc performance and fast response are requested The speed control is made by tachogenerator armature or encoder feedback Faults are showed in front of the panel If an amplifier module is replaced it is important to verify that the new amplifier module is calibrated as the one removed This is easily accomplished by simply installing the header from the removed amplifier module into the new one We can adapt dinamyc constant respect standard by new personality header For to use various options avalaible on amplifier we must open or close the solder bridges in adjustment zone For take out this PC board please remove the driver plastic cover push the PC board bicking device and take out the PC board internal 4 MASTERSPEED service manual AXOR ies ropan sero nes Signalling and fault research 8 During the deceleration phase OK green led switch off Foreseen external dump resistor Reduce max Vel more power ful Increase ACC DEC ramp Mount a bigger resistance Reduce duty dumping cycle 9 During the working phase S T red led lighted and servomotor stop Happened max temperature Room temperature is greater then thermoswitch 45 C The amplifier is positioning not correctly and can t have air 10 When the motor
24. s Cooling Installations MASTERSPEED amplifiers should be installed to allow a proper heatsink cooling Only position accepted in the It is important for proper natural convection cooling avoid to put other objects above the amplifier Using the amplifier in dusty ambient it is important that the doors of boxes containing electronic equipment be kept closed and air must be filtered avoid the entry of contaminants and conductive particles wich can cause extensive damages Every amplifier is provided with a thermoswitch that opens when the temperature exceeds a safe operating level S T protections will be memorized The fault can t be reset We must wait until the heatsink temperature is lower Max working temperature is 45 C MASTERSPEED table for identify the type of ventilation Natural convection On board ventilation MS60 4 8 o MS60 8 16 MS60 10 20 MS60 14 28 MS60 20 40 MS60 25 50 MS140 4 8 MS140 8 16 MS140 10 20 MS140 14 28 MS140 20 40 MS140 25 50 MS200 4 8 MS200 8 16 l MS200 10 20 MS200 14 28 MS200 20 40 MS200 25 50 O00 0 o 0oo0o o If we use intensively the amplifier with high room temperature ambient and quick step we must provide for forced cooling NOTE In case of forced cooling requirement the ventilator it should be installed at the bottom of the amplifier under the relative units MASTERSPEED service manual AXOR sar Sod Installatio
25. sure of complete capacitors discharge 3 MOTOR OUTPUT This signal correspond to the motor current 8 V correspond to the peak current of the amplifier Example MTS140 8 16 8V Correspond to 16 A REVERSIBLE FAULT Over under voltage Is activated when the power supply come out A TPRC INPUT OUTPUT from the table described below It can use in two differents mode MODEL UNDER VOLTAGE OVER VOLTAGE 1 Current limitation We connect an external resistance to zero Internal speed loop 20 V 84 V is enabled 40 V 182 V Example with external resistor value 47 K current is limit to 58 V 275 V 5096 respect max current of size 2 Current reference torque input Limit of the current Is activated when the IxT cycle of the amplifier We apply 10 V signal it correspond at peak current is exceeded In this case speed loop is disabled automatically We can also disabled with solder bridge JP 7 located in the IRREVERSIBLE FAULT adjustment zone see page 22 Temperature S T The power switching bridge is provided with a Use instruments with impedance greater than 100 k termoswitch wich opens when the tempera ture exceeds a safe operating level OUTPUT Output voltage for external use 10Volt max curr 5mA Short Circuit Is activated when there is a short circuit on the motor 5 OUTPUT Output voltage for external use 10Volt max curr 5mA 5 10V Broken tacho Is activated when tachogenerator is open short
26. t an external capacitor if request RR OUTPUT We can connect an external resistor for braking L1 INPUT Phase 1 from transformer L2 INPUT Phase 2 from transformer L3 INPUT Phase 3 from transformer MASTERSPEED service manual 7 AXOR igi spines ei Br Description Trimmer adjustment Adjustmen t VEL With this trimmer we can adjust the fine speed It provides a range of 20 to fine tunes the velocity command input sensitivity for increase speed turn potentiometer clockwise and in anticlockwise sense for reduce itself BIL Offset calibration This potentiometer allows offset calibration on the input reference Max reference correction 200 mV KV The dinamyc response of the motor depends from this trimmer for increase the gain turn the KV potentiometer in clockwise sense DER Derivative adjustment Turning the DER trimmer in clockwise the overshoot is reduced ACC The solder bridges allow insert the acc dec function JP1 JP2 JP8 With anticlockwise turn ccw we increasing acc dec function between 0 1 1 sec correspond 10 v reference We can increase or reduce max time of acc dec opening JP1 solder bridge and inserting a resistance in the personality header see pag 27 N B Usually the amplifier is provided with the ACC DEC function disabled 8 MASTERSPEED service manual AX O R High Performance Servo Drives Starting and Adjustments DYNAMIC COSTANT CALIBRAT
27. tor values Altitude 0 1000m sldm isn t correct Weight 32 MASTERSPEED service manual MASTERSPEED service manual 5 AXOR tes reiomance Sere Droes Description AXOR is siio Signalling and fault research Inputs and outputs signal connectors Protection circuits Masterspeed amplifier has protective circuits for safeguard the servomotor and the amplifier too All protections are annunciated in front of the amplifier A When a protections go on it provokes the memorization of the alarm switch off of the green ok led and the internal contact of the relay opening pin 1 2 ooooooooooo0Qo When in red led is on this don t provokes the memorization of the alarm block of amplifier 1234567 89101112 In this case contact of relay open only if the solder bridge JP9 is closed There are two types of faults reversible or irreversible Detachable terminal 12 poles 1 CONV OK OUTPUT These contacts normally are closed g The amplifier will enable as soon as the current Internal relay contact 79 l They open when active an internal Reversible protection or voltage returns to on acceptable operating i protection level 2 CONV OK l a2 Max load 48 Vdc 800 mA or 110 Vac 1A Internal relay contact OUTPUT Irreversible protection The amplifier won t enable We must switch off the power supply eliminate the fault cause and start again the amplifier after a minimum amount of time for be
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