LA75 - CA45 product and warranty information
Contents
1. The current for a capacitive load is given by The max frequency for a triangle signal is the following expression given by dv I D C oun x dt doen max 2 X C t x x piezo For a given current limitation the shortest If we consider a sine signal then the load time is given by maximal frequency is given by t AV X Cio f 2 di load sinmax Lim AV C sh 2 2508 117 Acqs tioad 195 Freq Hz d C3 178 Input Signal 4 M2 00ms Ch4 7 5 0 V 13 Feb 2003 50 0 V Ch4 5 00 V 19 44 27 Figure 1 The current limitation limits the voltage slew rate of the piezo Type of linear amplifier CA45 LA75A LA75B LA75C Current limitation A 0 03 0 09 0 36 2 4 channel CEDRAT TECHNOLOGIES 26 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Ratings of LA75X x on piezo actuator series Considering a scale variation of AV 120V and taking into account the current limitation of the LA75X the following table summarises the load time and bandwidth values for different piezo actuator series MLA_2 5 10 APA XS 1 00 MLA 5 5 20 APA S SM 6 20 12 60 80 00 160 00 440 00 MLA 5 5 10 PPA10M 2 80 PPA20M 5 60 PPA40M 10 80 PPA40L 53 20 PPA60L 80 00 PPA80L 106 40 PPA40XL 96 00 PPA80XL 192 00 PPA120XL 288 00 the capacitanc2. Unit Nominal values Min max values values Linear amplifier 1 Forced air Thermal Short circuit V 36 30 0 40 0 V 165 160 0 180 0 V 1 2 1 1 1 3 V I 7 6 7 9 V 20 20 0 24 0 V 150 150 0 156 0 VW 20 19 8 202 A 2 40 2 30 2 50 400 360 0 440 0 dB 85 70 0 100 0 Hz 33000 29700 36300 Hz 4107 3697 4518 kOhms 10 95 10 5 9 860 18F wide 4H high Unit Nominal values Min values values Option on amplifier board dB 80 68 92 Hz 2000 1800 2200 96 0 1 0 07 0 13 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Properties LC75C Notes Function Cooling Protection Main voltage Main frequency Negative output voltage Positive output voltage Current limitation Mass Dimensions Properties SG75 x Notes Fonction Max number of channels Min supply voltage Max supply voltage Min output voltage Max output voltage Signal to noise ratio Output bandwith Mass Dimensions Standard technical conditions Standard main supply Standard main supply Standard environment Standard environment Standard environment Standard technical conditions Noise measurement conditions Bandwidth settled according to your specifications Unit VAC Hz VDC VDC mm Unit VDC VDC
3. W CEDRAT TECHNOLOGIES Innovation in Mechatronics LA75 LINEAR AMPLIFIER FOR PIEZOELECTRIC ACTUATORS CA45 COMPACT STANDALONE AMPLIFIER PRODUCT AND WARRANTY INFORMATION Version 3 2 3 Date 04 11 13 CEDRAT TECHNOLOGIES SA URL http www cedrat technologies com 59 Chemin du Vieux Ch ne Inovall e Email actuator cedrat tec com F 38246 MEYLAN CEDEX Phone 33 0 4 56 58 04 00 FRANCE Fax 33 0 4 56 58 04 01 475 CA45 Product and Warranty information CAUTION READ BEFORE OPENING For safety purposes these instructions must be read before use of this product This power amplifier is dedicated to multilayers piezoelectric actuators Only qualified personnel should work on or around this equipment and only after becoming thoroughly familiar with all warnings safety notices and procedures contained herein The successful and safe operation of this equipment is dependent on proper handling installation and operation A qualified person is one who is familiar with the installation construction and operation of the equipment and the hazards involved In addition he she has the following qualifications e is trained and authorized to energize de energize clean and ground equipment in accordance with established practices e is trained in the proper care and use of protective equipment in accordance with established safety practices CEDRAT TECHNOLOGIES 2 Version 3 2 3 04 11 13 475 C
4. 16 6 25 Thermal petes 16 OPERATING INSTRUCTIONS FOR THE ECS75 EDDY CURRENT SENSOR CONDITIONER 16 7 1 General instructions epe tuere aa aces 16 7 2 Eddy current displacement sensors sss 17 OPERATING INSTRUCTIONS FOR THE Uc45 DIGITAL CONTROLLER OPTION x re Reset mn OR Mene nde dan RET 18 BL TATOO UCTION 18 8 2 Terms 18 8 3 Pin out description eU tata a 19 CEDRAT TECHNOLOGIES 3 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 8 4 Schematic plot uos ede metu eeu dte 20 B5 Board UAV GUT a mc etes euh 20 RE 20 9 TROUBLE SHOOTING 21 10 WARRANTY CONDITIONS AND EXCEPTIONS 23 11 INSPECTION UPON RECEIPT 23 12 AFTER SALES SERVICE or e rero prar Ru RE EIS PUN D EE 23 ANNEX 1 CONNECTIONS icit yo as etes Pea Ere I RE EUER 24 Scheme of the cable connection for standard electrical configuration 24 Scheme of the cable connection for the Push Pull electrical configuration 25 ANNEX 2 EFFECT OF THE CURRENT LIMITATION 26 Ratings of LA75X x piezo actuator 27 3 UNDERSTANDING THE FACTORY VERIFICATION SHEET fat dede pda 28 ANNEX 4 LA75A X TECHNICAL DATA SHEET 3
5. VW 20 498 A 0 36 0 360 HF 400 3600 dB 85 700 Hz 33000 29700 Hz 616 554 5 10 En kg 1 _ 10F wide 3H high Unit Nominal values Min values Option on amplifier board Servo controller dB 80 68 Hz 2000 1800 0 1 0 07 values 40 0 180 0 13 7 9 24 0 156 0 20 2 0 400 440 0 100 0 36300 677 7 10 5 values 92 2200 0 13 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Bandwidth settled according to your specifications Properties standard technical conditions of use and measurement Quasistatic excitation Environment Standard main supply Noise measurement conditions Standard load Factory tests carried out AC voltage between 20 and 150 V at 1 Hz Ambient temperature 15 25 and dry air Humidity lt 50 rH Main according to directive HD472 could be adapted to 110 VAC on request Excitation 0 5 Vrms reading bandwidth 1 Hz to 1 kHz Properties Standard technical conditions Unit Nominal values LC75B values values A M M RAM Notes Function Bipolar AC DC linear converter Cooling Forced air Thermal Protection Overcurrent Overvoltage Main voltage Standard main supply VAC 230 190
6. die main Any technical conditions of usa dile rent iman these defined above con la ad to Temper or cblinitiva hantin of propartios Thank yout contact CEDRAT TECHHOLOGIES bofte using actuators under non standard lechnical cond cm i FACTORY TESTE CA RAED CUT E Tast 1 Load and dec harpa fine E Tast z Linanriy vota vs input vali gt EXTRA FACTORY TESTS Tast x insaniy in closed loop Tasik Steprasparea indosed loop sa recr culp ul v ciugo versus command voltage O Ecda dayan gt 2 Saws controler FP Puch pull CEDRAT TECHNOLOGIES 38 Version 3 2 3 04 11 13 LA75 CA45 Product and Warranty information ANNEX 4 TROUBLE SHOOTING FORM In case of trouble or breakdown with the electronic device this form must be completed by the customer in order to allow Cedrat Technologies to authorise the product return back to the factory help Cedrat Technologies in repairing it Product Please give mention here the references and delivery date History Please summarise here every action which has been performed with the device since the delivery Problem description Please describe here the problems faced with the electronics and which are not described in the paragraph 7 Notations Please define here the short term used for external devices plugged in the electronics in order to make the writing of problem identification easier Probl
7. 250 Main frequency Standard main supply Hz 50 45 65 Negative output voltage Standard environment VDC 36 30 0 40 0 Positive output voltage Standard environment VDC 165 160 0 180 0 Current limitation Standard environment A 0 60 0 57 0 63 Mass g 680 Dimensions mm 12F wide 3H high e r T e Properties Min Max Standard technical conditions Unit Nominal values 675 values values A H RY Sq Notes x number of channel Fonction Strain Gauges conditioner Max number of channels 3 Min supply voltage VDC 15 14 3 15 8 Max supply voltage VDC 15 14 3 15 8 Min output voltage VDC 12 11 4 12 6 Max output voltage VDC 12 11 4 12 6 Signal to noise ratio Noise measurement conditions dB 70 56 0 84 0 Output bandwith Hz 2000 1600 2400 Mass 9 150 Dimensions mm 6F wide 3H high Actuator APA from series S or SM 1 55 load test may be different Any technical conditions of use different from those defined above can lead to temporary or definitive alterations of properties Thank you to contact CEDRAT TECHNOLOGIES before using actuators under non standard technical conditions X Test 1 Load and discharge time X Test 2 Linearity output voltage vs input voltage Extra factory tests Test 3 Gain and linearity in closed loop Test 4 Step response in closed loop sensor output voltage versus command voltage Test 5 Therma
8. at full load Available options Dx SC Servo controller CEDRAT TECHNOLOGIES 35 C PP Push pull Max values 250 65 40 0 180 0 2 52 Max values 158 15 8 12 6 12 6 84 0 2400 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information CA45 TECHNICAL DATA SHEET Table of standard properties of use and measurement The properties defined in the table below are set up according to the technical conditions of use and measurement These properties are warranted within their variation range and in compliance with the standard technical conditions of use Properties CA45 Notes Function Cooling Protection Main voltage Main frequency Min input voltage Max input voltage Min output voltage Max output voltage Gain Max output current Max output load capacitance Signal to noise ratio Unloaded output bandwith Loaded Output bandwidth 3dB Input impedance Mass Dimensions Option SG Notes Function Signal to noise ratio Output bandwidth Accuracy closed loop Option ECS Notes Function Signal to noise ratio Output bandwidth Accuracy closed loop Standard technical conditions Standard main supply Standard main supply Standard environment Standard environment Standard environment Standard environment Standard environment Noise measurement conditions Standa
9. loop Serial number of the associated actuator Strain gages Gain um V 84 78 NEG 75 Coutgus voltage ve actuster displacement a loop auis Amplifier Gain V V 366 69 SU TS voltage ve ingat voltage af urain gages System Gain um V 83 00 dicplacement vs inper command In chaud bop aah Notes A Sensitivity 0 5 SG conditioner gain calibration In Closed loop SG semen CF Step response in closed loop Electrical Load APA600MML 12 004 Input frequency 1 00 Hz Sensor Type Strain Gages Response time 10 90 SG serene Y Rise time ms 5 80 Fall time ms 6 05 Notes Sensitivity 0 5 Law CEDRAT TECHNOLOGIES 29 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information ANNEX 4 LA75A X TECHNICAL DATA SHEET 1 Table of standard properti es of use and measurement The properties defined in the table below are set up according to the technical conditions of use and measurement These properties are warranted within their variation range and in compliance with the standard technical conditions of use Properties LA75A x Notes Function Max number of channels Cooling Protection Negative supply voltage Positive supply voltage Min input voltage Max input voltage Min output voltage Max output voltage Gain Max output current Max output load capacitance Signal to noise ratio Unloaded output bandw
10. 0 LA75B x TECHNICAL DATA SHEET uoce rtt bici bei ien 32 LA75C TECHNICAL DATA SHEET 34 CASS TECHNICAL DA TA SHEET anata 36 ANNEX 4 TROUBLE SHOOTING FORM 39 CEDRAT TECHNOLOGIES 4 Version 3 2 3 04 11 13 1 SYNOPTIC 475 CA45 Product and Warranty information The linear electronic LA75 multi channel consists in a 19 inches casing to the following dimensions Rack 42F Rack 63F 4U Rack 84F 4U Width 260 mm Length 310 mm Height 160 mm Width 365 mm Length 310 mm Height 200 mm Width 470 mm Length 310 mm Height 200 mm This electronic is a modular one which means that a rack42F for instance may receive one power supply unit LC75A and up to 6 amplification channels as well as sensors conditioning units e Strain gauges sensors conditioner 5675 unit eddy current sensors conditioner ECS75 unit The rear panel includes the main power connection the ON OFF switch and the fuses The front panel includes the connections with actuators orders and the Switches to close the loop SERVO Cf Figure 1 The rack can include other boards described in separate documentations a A gt f LC75 X CEDRAT TECHNOLOGIES LA75 X m WY CEDRAT TECHNOLOGIES Figure 1 Front panel of the LA75 power supply Version 3 2 3 04 11 13 475
11. A45 Product and Warranty information TABLE OF CONTENTS SY NOP RIG sense en IE E SP RSR TNA SR ea cC 5 GENERAL DESCRIPTION eve 8 MAIN CONNEXIONS 8 3L ut nue 8 3 2 Volfag SELECTION oem pe rectae eod 9 Jg iLA75A LA75B rack aoo be sn T RR ae ER 9 322 uu LA E ep LIT D LA Et 10 OPERATING INSTRUCTION FOR THE LINEAR POWER SUPPLY AC DC CONVERTER LC75X 11 OPERATING INSTRUCTION FOR THE AMPLIFIER LA75X 11 5 1 General instructions eco oe ot Se o tO o en es 11 5 2 Voltage control and current limitation 12 5 9 Open closed loop duc orien ee eno E Pan ean ei esee 12 5 4 Using the push pull mode optional only for LA75X X 12 5 5 Using the optional board CI75 x sse 13 55 1 Connection with CIZI X eese Eo cde PAR OE aS Lata id ten te Ratha pe BOE Se 13 5 5 2 Offset SETTING 0 POT ERE EVER PECES 13 5 5 3 Front panel of the CI75 x esses esse hh ehh 14 5 6 Using the optional board CPH75 sss 14 5 6 1 Connection with 7 15 5 6 2 Front panel of the CPH75 sense hehehe hne 15 OPERATING INSTRUCTIONS FOR THE 5675 STRAIN GAUGES CONDITIONER 21 16 61 Generali TRUS los oom eiae oem ER
12. CA45 Product and Warranty information Nota X refers to the A B or C version of the driving electronics REFERENCE DESIGNATION 1 module Main power supply unit LC75X A6 Led protect A7 Vp voltage switch 2 4 module Linear amplifier LA75X B1 Led power supply presence B2 Order BNC connector chanrel 1 B3 DC offset order potentiometer 10 turn screw channel 1 B4 Closed loop selector SERVO ON OFF channel 1 B5 LEMO connector for piezo actuator 3 pins lemo for push pull option channel 1 3 4 module 5675 Strain Gauge conditioner optional C1 LEMO connector for the gauges bridge channel 1 connector of the conditioner signal response channel 1 C3 Regulation potentiometer of the offset 10 turn screw channel 1 WARNING A special care in the use of the LEMO connections should be taken in plugging and unplugging them you have to pull onto the connector and not the cable It is strictly forbidden to connect the electrical output channels in parallel CEDRAT TECHNOLOGIES 6 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Protect f FT 1 e 1 1 0f 45 Figure 2 Front panel of the CA45 compact standalone amplifier CEDRAT TECHNOLOGIES 7 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 2 GENERAL DESCRIPTION The linear electronic LA75 is dedicated to the supply an
13. EDRAT TECHNOLOGIES Figure 13 Synoptic of the UC45 controller 20 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 9 TROUBLE SHOOTING PROBLEMS THE PLUGGED PIEZO ACTUATOR DOES NOT MOVE WHILE THE REAR CONNECTION AND THE A7 ARE SWITCHED ON ACTION POSSIBLE CAUSES Check the led A6 If A6 is off check the main cable and the fuses at the misconnection with main cable or burnt rear panel fuses b If A6 is red The electronics is in protection check the connection lines to the piezo May be a short circuit through the cable actuator disconnect every LEMO cable connection or through the piezo actuator Test the electronics with the unplugged and occurred plugged piezo actuator as follows Switch A7 off If A6 is green Switch A7 on if the electronics works an external parasitic noise might have disturbed it if the electronics doesn t work breakdown is certain If is red Wait for 10 minutes and switch A7 on if the electronics works The electronics was in thermal protection and needed to cool itself down if the electronics doesn t work a breakdown is certain PROBLEMS INCOHERENT RESPONSE FROM THE ACTUATOR IN OPEN LOOP ACTION POSSIBLE CAUSES Check the output signal B5 the DC offset may be wrong If the DC offset is wrong turn B3 to settle it PROBLEMS INCOHERENT RESPONSE FROM THE ACTUATOR IN CLOSED LOOP ACTION PO
14. EMO electronics Banana plugs male Banana plugs female connector connection channel x Amplifier Piezo Actuat Actuator L Electrical cable 1 50 m for standard connection Lemo Output CEDRAT TECHNOLOGIES 24 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Scheme of the cable connection for the Push Pull electrical configuration Driving electronics connection Banana plugs male Banana plugs female 3 pins LEMO connector C Piezo Actuator No 1 Amplifier Electrical cable 1 50 m for push pull connection i Output Piezo Actuator 2 OV CEDRAT TECHNOLOGIES 25 Version 3 2 3 04 11 13 LA75 CA45 Product and Warranty information ANNEX 2 EFFECT OF THE CURRENT LIMITATION With a linear amplifier the applied voltage to the actuator is directly proportional to the input signal The gain of the power amplifier LA75x is set to 20 So to obtain the whole stroke of a given actuator one should input a signal varying from 1V to 7 5V The applied voltage on the actuator will then vary from 20 to 150V There is some limitation to the constant gain of the amplifier Indeed when the variation speed of the input signal order increases the current limitation of the amplifier limits the slew rate of the output voltage The current provided to a piezo ceramic is depending on its capacitance and on the variation speed of the applied voltage
15. SSIBLE CAUSES Go back in mode SERVO OFF B4 and check the the strain gauges offset C3 may be wrong sensor s response C2 10 turns potentiometers are used do not hesitate to rotate the potentiometers and keep attention to the clic noise arising at the end of the trimmer range CEDRAT TECHNOLOGIES 21 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Adjusting the Strain Gauge offset Apply a command of OV by a 50 Ohms BNC connector on B2 for instance Check that the voltage output on B5 is nearly zero Adjust the potentiometer B3 to get the output B5 near zero Measure the output of the Strain Gauge conditioner C2 Adjust the potentiometer C3 so that the output C2 is 0 38 V One has Vsg SetPointLA 1 MaxAmplitudeLA MaxAmplitudeSG 0 5 With MaxAmplitudeLA 8 5 MaxAmplitudeSG 7 5 CEDRAT TECHNOLOGIES 22 Version 3 2 3 04 11 13 10 11 12 475 CA45 Product and Warranty information The customer is not entitled to modify the power supply or the linear amplifier The only manipulations allowed to him are described in the set here above including the replacement of the external fuse s For any other matter or breakdown suspicion we suggest the customer to contact the local vendor WARRANTY CONDITIONS AND EXCEPTIONS The equipment is warranted for one year including parts and labour and only under standard technical conditions as outline
16. VDC VDC dB Hz mm Nominal values Bipolar AC DC linear converter Forced air Thermal Overcurrent Overvoltage 230 50 36 165 2 40 680 12F wide high Nominal values l x number of channel Strain Gauges conditioner 3 15 15 12 12 70 2000 150 6F wide 3H high Properties standard technical conditions of use and measurement Quasistatic excitation Environment Standard main supply Noise measurement conditions Standard load Factory tests carried out AC voltage between 20 and 150 V at 1 Hz Ambient temperature 15 25 and dry air Humidity lt 50 rH Main according to directive HD472 could be adapted to 110 VAC on request Excitation 0 5 Vrms reading bandwidth 1 Hz to 1 kHz Min values 190 45 30 0 160 0 2 28 Min values 14 3 14 3 11 4 11 4 56 0 1600 Actuator APA from series S or SM 1 55 load test may be different Any technical conditions of use different from those defined above can lead to temporary or definitive alterations of properties Thank you to contact CEDRAT TECHNOLOGIES before using actuators under non standard technical conditions X Test 1 Load and discharge time X Test 2 Linearity output voltage vs input voltage Extra factory tests Test 3 Gain and linearity in closed loop Test 4 Step response in closed loop sensor output voltage versus command voltage X Test 5 Thermal test
17. ace of the fuse push the fusedrawer back in CEDRAT TECHNOLOGIES 10 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information OPERATING INSTRUCTION FOR THE LINEAR POWER SUPPLY AC DC CONVERTER LC75X This module produces from the mains the regulated DC voltage to the amplifier functioning needs e 15 15 V signal processing e 150 V positive direct voltage e 20 V negative direct voltage It is possible to neutralise supplied power voltages by using the switch A7 This Switch is the easiest way to disable the piezoelectric actuator as soon as required However few seconds are necessary to come to a completely discharged actuator This module is protected against over temperature over voltage and over current conditions It is recommended to keep free space all around the electronic rack while driving in order to make the ventilation easier and to obtain the nominal performance of the driving electronics Note Do use the tilt feet for the LA75B and LA75C rack versions OPERATING INSTRUCTION FOR THE AMPLIFIER LA75X 5 1 General instructions The linear amplifier allows to apply to the actuator a signal comparable to the order s one with a gain of 20 see Figure 6 offset Piezo Actuator Input signal order Voltage amplifier Figure 6 Principle of linear voltage amplifier The order may be applied in two different and complementary manners e Static offset potentiometer B3 screw
18. d above and expressly mentioned in the technical data sheet Repairs will be carried out at CEDRAT TECHNOLOGIES or through your vendor Shipping handling and insurance costs to return a part for repair must be paid by the customer Interventions or attempts to service or repair the LA75 by any unauthorised persons will invalidate this warranty INSPECTION UPON RECEIPT This product has been inspected and shown to operate correctly at the time of shipment as verified by the Factory Verification Form that accompanies the power supply Immediately upon receipt of the product it should be inspected carefully for any signs of damage that may have occurred during shipment If any damage is found a claim should be filed with the carrier The package should also be inspected for completeness according to the enclosed packing list If an order is incorrect or incomplete contact your distributor CEDRAT TECHNOLOGIES recommends the customer to keep the original package for any further carriage of the electronic product AFTER SALES SERVICE If a device requires service please contact CEDRAT TECHNOLOGIES or your local vendor Please include the device model and serial number in all correspondence with CEDRAT TECHNOLOGIES or your vendor CEDRAT TECHNOLOGIES 23 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information ANNEX 1 CONNECTIONS Scheme of the cable connection for standard electrical configuration Driving Coaxial L
19. d control of piezoelectric actuators based on multi layers piezoelectric ceramics such as APA or PPA from CEDRAT TECHNOLOGIES The LA75X consists in a power supply with a maximal power given in the attached technical data sheet including e A linear power supply LC75X providing a continuous voltage from the main power 1 module e linear amplifier LA75X dedicated to capacitive load allowing excitation of piezoelectric actuators between 20 and 150 V 27 module e A strain gauge conditioner 5675 allowing to measure the displacement of piezoelectric actuators equipped with gauges optional module e servo controller SC75 allowing to close the loop and to insure a feedback control on the actuator optional module Open Close RHE x Controller Amplifier Limiter Ks 0 05 Gauge Sensor Figure 3 Synoptic of the electronic control of a piezo actuator The CA45 compact standalone amplifier consists in a board including the linear power supply providing a continuous voltage from the main power the linear amplifier the strain gauge conditioner option and a servo controller SC75 option 3 MAIN CONNEXIONS 3 1 Fuses Main 230 V AC 50 Hz or 110 VAC 60 Hz CA45 LA75A LA75B LA75C fuse 250V 1A F type 1 250V 2A T type fuse 1 250V 6 3A T type fuse 2 250V 2A T type fuse 2 250V 6 3A T type CMS fuse the customer is not allowed to change it without authorisation CEDRAT TECHNOLOGIES 8 V
20. ditionner output Command signal RECO D1 Controler output Same as SG Out but inverted or not depending board setting _________ m BM O Same as SG Out but inverted or not depending board setting GOuti rder1 Command signal Table 3 Connector Jp1 Pin Out i 2 9 uoe 216 6 ats 9 i CEDRAT TECHNOLOGIES 19 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information JP2 1 PID3 2 MeasSensor3 3 SGout3 4 Order3 5 GND 6 PID2 7 MeasSensor2 8 SGout2 9 Order2 10 eS PIDI 12 MeasSensor 1 13 SGoutl 14 1 14 Figure 11 Schematic out of the connector 8 4 Schematic pin out JP1 GND 1 SDi 2 SDo 3 4 GND 5 15 6 15 7 8 GND 9 CS Ad0O 10 CS Adl 11 CS_Ad2 12 13 Header 14 8 5 Board Layout Eze oz etz zii 8 DOOL OLI a w a D N CII Cha E ari z lt O t 29299000066 wowi BH 3n I 2 sey Figure 12 Top view of the board 8 6 Synoptic Choix ordre Notch num z Notch num z Filtre ADC1 Notch den z Notch den z Filtre DAC Notch 1 Notch 2 1 1 gt ADS gt ja t Lowpass Jf Tau DAC se1 Order a au a command ADC order Filter num z Choix filtre DAC ike Filter den z h Tau ADC se1 ensor E Filtre ADC2 ADC sensor Choix filtre1 C
21. e dynamic order B2 connectors These two signals are added and their sum should fall between 1V and 7 5V CEDRAT TECHNOLOGIES 11 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information To connect the actuator to the voltage amplifier the standard cable available is a coaxial LEMO connector in one end and 2 banana plugs in second end see Annex 1 5 2 Voltage control and current limitation If the order signal is below 1 V or above 7 5 V a protective diode and the power amplifier saturation will clamp the signal so that the voltage applied to the actuator stays roughly between 20 V and 150 V There is some limitation to the constant gain of the amplifier Indeed when the variation speed of the input signal order increases the current limitation of the amplifier limits the slew rate of the output voltage This current limitation varies with the power amplifier LA75X version see annex 3 Note the use of an digital input signal B2 may generate parasitic noise so that an additional filter may be necessary 5 3 Open closed loop By default the open closed loop selector should be set on the mode open loop SERVO OFF in that mode the amplifier applies a voltage gain of 20 to the input A displacement sensor its conditioner and a servo controller will be necessary to use the closed loop SERVO ON otherwise the order will be set to zero 5 4 Using the push pull mode optional only for LA75X X For s
22. e the conditioner with another actuator it may be necessary to modify the gain at the factory 6 2 Thermal effect The strain gauges solution is the easiest way to operate a piezoelectric actuator in a closed loop The best accuracy that can be achieved with this sensor is around 0 025 However the strain gauges sensor is temperature dependent so that the offset may vary with temperature 7 OPERATING INSTRUCTIONS FOR THE ECS75 EDDY CURRENT SENSOR CONDITIONER 7 1 General instructions The ECS75 card includes up to 2 channels of Eddy Current sensors which have been calibrated at the factory Only the offset can externally corrected F2 F5 trimmers CEDRAT TECHNOLOGIES 16 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Figure 10 Front panel of the ECS75 2 board 7 2 Eddy current displacement sensors The Eddy Current displacement sensor is a non contact proximity sensor using the eddy current effect generated by the probe in a preferably nonferrous material target The eddy current changes the impedance of the probe which is read by the conditioner Although the probe is calibrated with the target the gain is somewhat dependent on the angle between the probe and the target the target s thickness CEDRAT TECHNOLOGIES 17 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 8 OPERATING INSTRUCTIONS FOR THE UC45 DIGITAL CONTROLLER OPTION 8 1 Introduction This mez
23. e values are those at low frequency and room temperature CEDRAT TECHNOLOGIES 27 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information ANNEX 3 UNDERSTANDING THE FACTORY VERIFICATION SHEET y LOGIES Linear Amplifier Innovation in Mechatronics Factory Verification LA75B 12037 Date of test DD MM YY Stamp and signature 11 02 2013 CH 1 Test performed by AP Procedure 07701 2 15 Representative load Output voltage to Square input voltage 5 0 Input frequency 50 Hz Rise time 10 90 0 88 ms 45 Acceptance limits msc 032 41715 101 3 0 Fall time 90 10 0 88 ms Acceptance limits msk 032 515 101 A 5A Linearity Output voltage vs Input voltage es 30080 FE lg 7 130 130 120 330 Input frequency 250 Hz Ostat V 88 Vs Ve 20 0 Hn ANT TTN Verification tests TX Sao Ze cx apat 0 CEDRAT TECHNOLOGIES 28 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 2 CEDRAT Linear Amplifier 4 TECHNOLOGIES Factory Verification SG75 11034 Date of test DD MM YY Stamp and signature 10 01 2012 CH 1 Test performed by AP Procedure AQ7705 1 1 6 Output sensor voltage vs Input voltage Electrical Load APA600MML 12 004 Input frequency 1 00 Hz Sensor Type Strain Gages SG 0 In Open
24. em identification Please summarise and describe here using the notations the operation that could lead to problem identification Action Please mention and update here every action undertaken by yourself by Cedrat Technologies or by your local vendor Please note that you need to get the authorisation from CEDRAT TECHNOLOGIES before sending back the hardware CEDRAT TECHNOLOGIES 39 Version 3 2 3 04 11 13
25. ersion 3 2 3 04 11 13 475 CA45 Product and Warranty information 3 2 Voltage selection The rack is equipped with a main selector several configurations integrated to the power entry module that allows the user to select the main voltage by himself except for the CA45 the selector been inside the RK12F rack 3 2 1 LA75A LA75B rack Figure 4 power entry module of the LA75A LA75B rack The voltage selected is visible through the fusedrawer little window 230 on the figure above CEDRAT TECHNOLOGIES 9 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information Voltage Selector To change the voltage unplug the power cord extract the fusedrawer with the 2 fuses extract the voltage selector small insert with the 115 and 230 markings see figure above rotate it accordingly plug it back in the power entry module push in the fusedrawer with the 2 fuses mounted on it until it locks itself clic sound check to see the desired voltage through the window 3 2 2 LA75C rack AOZL OLL S3 18lsn3 s3a O3AV LNSINANOINN AOSZ HLIM AINO 3sn 220 240 VV Ls Figure 5 LA75C rack power entry module 230v selected left 115v selected right The voltage selected is readable at the bottom of power entry module To change the voltage unplug the power cord extract the fusedrawer with the fuse rotate it 180 degrees change pl
26. g the Command Inverter board CI75 x to power a mechanical push pull system is to use two amplifiers The first amplifier will receive the direct command signal meanwhile the second have to receive a complementary signal of the first channel Due to this way of excitation the mechanical system has to be polarised at its centered position through the command offset Taking into account the assumption that the command can vary between 1V and 7 5V and that the mechanical centered position is obtained at the middle level command range of 8 5 2 1V 3 25V The complementary command is obtained from the first command through the following relationship Vch2 3 25V Vch1 The offset for channel 1 have to be set to 3 25V 5 5 1 Connection with CI75 x The input command voltage for channel 1 has to be connected to the channel 1 B2 of the LA75 x and at the input of the CI75 x D1 through the front panel The output channel of the CI75 x D2 has to be connected to the input of channel 2 B6 of the LA75 x through the front panel 5 5 2 Offset setting The offset voltage has to set to OV on the first channel of the LA75 x B3 The offset voltage has to set to OV on the second channel of the LA75 x B7 The offset voltage D3 has to set to 6 5V on the CI75 x CEDRAT TECHNOLOGIES 13 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 5 5 3 Front panel of the CI75 x Figure 8 Front panel of the CI75 x board 5 6 Us
27. ing the optional board CPH75 The CPH75 board is an analog dephasing circuit that produces an additional command with a settable out of phase The range of frequency is 500 5000 Hz can be modified at the factory under costumer s request The achievable phases range is from 160 to 160 CEDRAT TECHNOLOGIES 14 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 5 6 1 Connection with CPH75 The user command should be provided to the In connection El The following operations are performed E4 Out1 In E6 Out2 In Phase Should Inv E3 is set high Analog 0 10 V the following operations are performed E6 Out2 In E4 Out1 In Phase It can be noticed that through the Inv command signal the relative phase between Out1 and Out2 can be positive or negative 5 6 2 Front panel of the CPH75 OcPu75 Figure 9 Front panel of the CPH75 board CEDRAT TECHNOLOGIES 15 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 6 OPERATING INSTRUCTIONS FOR THE SG75 STRAIN GAUGES CONDITIONER 6 1 General instructions This module allows reading up to three strain gauges bridges For each one of them you can e Read the signal emitted by the conditioner C2 e Adjust the offset The gain and the offset of the conditioner are adjusted at the factory on a gauge bridge set on the piezoelectric actuator but only the offset is accessible to the user C3 If you wish to us
28. ith 3dB Loaded Output bandwidth 3dB Input impedance Mass Dimensions Option SC75 Notes Function Signal to noise ratio Output bandwidth Accuracy closed loop Standard technical conditions Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Noise measurement conditions Standard load Standard technical conditions Noise measurement conditions Standard environment Bandwidth settled according to your specifications by default 1 Hz In all CEDRAT TECHNOLOGIES SA documents the decimal sign is a comma on the line ISO 31 0 1992 CEDRAT TECHNOLOGIES 30 Unit Nominal values Min values values number of channel Linear amplifier 3 Natural convection Forced convection for 3 channels Thermal V 36 30 0 40 0 V 165 160 0 180 0 V 12 1 3 1 1 V 7 7 7 6 7 9 V 20 20 0 24 0 V 150 150 0 156 0 VW 20 19 8 20 2 A 0 09 0 09 0 12 400 360 0 440 0 dB 85 70 0 100 0 Hz 33000 29700 36300 Hz 154 138 6 169 4 kOhms 10 95 10 5 9 800 2 mm 10F wide 3H high Unit Nominal values Min Max values values Option on amplifier board Servo controller dB 80 68 92 Hz 2000 1800 2200 96 0 1 0 07 0 13 Version 3 2 3 04 11 13 Pr
29. l test at full load Available options x SC Servo controller CEDRAT TECHNOLOGIES 33 Dx PP Push pull Version 3 2 3 04 11 13 475 CA45 Product and Warranty information LA75C TECHNICAL DATA SHEET The properties defined in the table below are set up according to the technical conditions of use and measurement These properties are warranted within their variation range and in compliance with the standard technical conditions of use Properties LA75C Notes Function Max number of channels Cooling Protection Negative supply voltage Positive supply voltage Min input voltage Max input voltage Min output voltage Max output voltage Gain Max output current Max output load capacitance Signal to noise ratio Unloaded output bandwith 3dB Loaded Output bandwidth 3dB Input impedance Mass Dimensions Option SC75 Notes Function Signal to noise ratio Output bandwidth Accuracy closed loop Standard technical conditions Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Noise measurement conditions Standard load p Standard technical conditions Noise measurement conditions Standard environment Bandwidth settled according to your specifications by default 1 Hz CEDRAT TECHNOLOGIES 34
30. le below are set up according to the technical conditions of use and measurement These properties are warranted within their variation range and in compliance with the standard technical conditions of use Properties LA75B x Notes Function Max number of channels Cooling Protection Negative supply voltage Positive supply voltage Min input voltage Max input voltage Min output voltage Max output voltage Gain Max output current Max output load capacitance Signal to noise ratio Unloaded output bandwith 3dB Loaded Output bandwidth 3dB Input impedance Mass Dimensions Option SC75 Notes Function Signal to noise ratio Output bandwidth Accuracy closed loop Standard technical conditions lt Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Standard environment Noise measurement conditions Standard load E Standard technical conditions l Noise measurement conditions Standard environment Bandwidth settled according to your specifications by default 1 Hz CEDRAT TECHNOLOGIES 32 Unit Nominal values Min values c x number of channel Linear amplifier 2 Natural convection Forced convection for 2 channels Thermal V 36 30 0 V 165 1600 V 1 2 1 1 V 77 7 6 V 20 20 0 V 150 4500
31. ly Main according to directive HD472 could be adapted to 110 VAC on request Noise measurement conditions Excitation 0 5 Vrms reading bandwidth 1 Hz to 1 kHz Standard load Actuator APA from series S or SM 1 55 load test may be different Any technical conditions of use different from those defined above can lead to temporary or definitive alterations of properties Thank you to contact CEDRAT TECHNOLOGIES before using actuators under non standard technical conditions Factory tests carried out X Test 1 Load and discharge time X Test 2 Linearity output voltage vs input voltage Extra factory tests Test 3 Gain and linearity in closed loop Test 4 Step response in closed loop sensor output voltage versus command voltage Test 5 Bode diagram Available options SC Servo controller C PP Push pull CEDRAT TECHNOLOGIES 37 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information TECHNICAL DATA SHEET gt PROPERTIES STAHDARD TECHHICAL COMDITIONS OF USE ER SU FL EMENT Qwaeiebatio ox AC voltage 30 ard 150 at 1 Hr Errronment Ambiani arapa ratum 15 86 C arch des Hurnidity 5094 rH Standard main supply Main according desia HTE could ba adapted 15 110 VA on mquest measurement conditions Excitation 0 5 me aa ding bandeidth 1 Hr to 1 Standard load Actuator frem arias S or SM 1 55 p ond toot may
32. ome piezoelectric devices such as the piezoelectric tilts or XY stages it is necessary to supply two actuators simultaneously A zero positioning is achieved with an electrical centring Such a configuration could easily be achieved by using one amplifier according to the figure shown below DC Output LEMO B5 m 3 pins LEMO connection B5 9 LI Piezo actuator 1 Out PZT LEMO B5 n gt a push pull T cable Piezo actuator 2 gt Figure 7 Principle of power supply for an actuator centred electrically Voltage amplifier Ground LEMO B5 c CEDRAT TECHNOLOGIES 12 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information To use this optional mode a DC regulator shall be implemented inside the LA75 and a modified lemo plug shall be integrated in the front of the LA75 That is why a special cable is available at CEDRAT TECHNOLOGIES including a 3 pins LEMO connector in one end and 4 banana plugs in second end is necessary see Annex 2 Note the electrical charge seen by the power amplifier is twice the capacitance of a single actuator so the bandwidth is twice smaller than for a single actuator WARNING In that mode where one of the actuator is constantly under direct voltage it is recommended to limit in time the supply of the actuator Use the A7 switch when the actuator does not need to be supplied 5 5 Using the optional board CI75 x One alternative usin
33. operties LC75A Notes Function Cooling Protection Main voltage Main frequency Negative output voltage Positive output voltage Current limitation Mass Dimensions Properties SG75 x Notes Fonction Max number of channels Min supply voltage Max supply voltage Min output voltage Max output voltage Signal to noise ratio Output bandwith Mass Dimensions 475 CA45 Product and Warranty information Standard technical conditions Standard main supply Standard main supply Standard environment Standard environment Standard environment Standard technical conditions p A Noise measurement conditions Bandwidth settled according to your specifications Unit VAC Hz VDC VDC mm Unit VDC VDC VDC VDC dB Hz mm Nominal values Bipolar AC DC linear converter Natural convection Thermal Overcurrent Overvoltage 230 50 36 165 0 12 680 12F wide 3H high EE Nominal values x number of channel Strain Gauges conditioner 2 15 15 12 12 70 2000 150 6F wide 3H high Properties standard technical conditions of use and measurement Quasistatic excitation Environment Standa
34. rably given with a relative value a percentage of the total range of measurement Precision error in closed loop the precision error is the difference between the command and the effective value of the displacement Several contributors play a role in the precision error resolution of the sensor sensitivity to external parameters ageing temperature corrector error The precision error is preferably given with a relative value a percentage of the total displacement The following table gives the performances of the position sensor Sensor type Resolution Precision error Most contributing factors Strain Gauge SG 10 10 Temperature Eddy Current Sensor 10 10 Temperature material ECS of the target Capacitive sensor CS 10 5 10 Tilt effect between the target and the probe Humidity Table 1 Performances of the sensors CEDRAT TECHNOLOGIES 18 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information 8 3 Pin out description GND Ground SDI MISO SPI Master Serial Data In MISO SDO MOSI SPI Master Serial Datat out MOSI SC SCLK SPI Serial Clock GND Ground 15 15 supply 15 15V supply 5 5V supply GND Ground CS Ad0 Chip Select adress 0 LSB CS Adi Chip Select adress 1 CS Ad2 Chip Select adress 2 MSB GND Ground GND Ground 1 2 3 4 5 6 7 8 9 Table 2 Connector Jp1 Pin Out JP2 IPID3 Controler output Strain gages con
35. rd load lt Standard technical conditions Noise measurement conditions E Standard technical conditions T Noise measurement conditions Unit VAC Hz VW HF dB Hz Hz kOhms mm Unit dB Hz Bandwidth settled according to your specifications by default 1 Hz CEDRAT TECHNOLOGIES 36 Nominal values Standalone voltage amplifier Natural convection Thermal Overcurrent Overvoltage 230 50 1 2 TT 20 150 20 0 03 400 85 10000 154 10 1200 12F wide 3H high Nominal values Option on amplifier board Servo controller 85 2000 0 1 _ _ _ _ Nominal values o Option on amplifier board Servo controller 100 10000 0 01 Version 3 2 3 04 11 13 Min values 190 0 45 0 1 5 n 20 0 150 0 19 8 0 030 360 0 80 0 9000 154 0 9 5 Min values 80 1800 0 07 Min values 85 9000 0 007 Max values 250 0 65 0 1 2 7 9 25 0 160 0 20 2 0 045 440 0 90 0 11000 169 4 10 5 values 90 2200 0 13 Max values 100 11000 0 013 LA75 CA45 Product and Warranty information Properties standard technical conditions of use and measurement Quasistatic excitation AC voltage between 20 and 150 V at 1 Hz Environment Ambient temperature 15 25 and dry air Humidity lt 50 rH Standard main supp
36. rd main supply Noise measurement conditions Standard load Factory tests carried out AC voltage between 20 and 150 V at 1 Hz Ambient temperature 15 25 and dry air Humidity lt 50 rH Main according to directive HD472 could be adapted to 110 VAC on request Excitation 0 5 Vrms reading bandwidth 1 Hz to 1 kHz Min values 190 45 30 0 160 0 0 114 Min values 14 3 14 3 11 4 11 4 56 0 1600 Actuator APA from series or SM 1 55 UF load test may be different Any technical conditions of use different from those defined above can lead to temporary or definitive alterations of properties Thank you to contact CEDRAT TECHNOLOGIES before using actuators under non standard technical conditions X Test 1 Load and discharge time X Test 2 Linearity output voltage vs input voltage Extra factory tests Test 3 Gain and linearity in closed loop Test 4 Step response in closed loop sensor output voltage versus command voltage Test 5 Thermal test at full load Available options 5 Servo controller CEDRAT TECHNOLOGIES 31 Push pull Max values 250 65 40 0 180 0 0 126 Max values 158 15 8 12 6 12 6 84 0 2400 Version 3 2 3 04 11 13 475 CA45 Product and Warranty information LA75B x TECHNICAL DATA SHEET Table of standard properties of use and measurement The properties defined in the tab
37. zanine optional board UC45 is stackable on the amplifier board and allows the support of three channels Only one controller is available on the UC45 board except in the case of the control of XY stage with Eddy Current Sensors Only the input and output channel selection is configurable on a single board Three boards with appropriate input output selection are necessary for a 3 channel application The optional board UC45 is available for the boards CA45 LA75A x LA75B x and LA75C 1 It performs digital closed loop control with a PID and output filter configuration The output filter can be either of type notch or lowpass The optional board UC45 is delivered with a free standard version latest version downloadable on the web site of a Graphical User Interface GUI software HPDM45 This GUI is a Labview executable software the Labview from National Instruments is not transferred and provides the following functionalities Remote control of the drive electronic Change of the parameters of the controller PID and filter Order selection between internal e g generated by the GUI external analogue order Reading of the calibration parameters of the sensor using the TEDS functionality For further details see the user s manual for the UC45 controller 8 2 Terms and definition Resolution the resolution is the smallest displacement that the sensor and its conditioning electronic is able to measure The resolution is prefe
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