Instruction manual - Piezosystem Jena GmbH
Contents
1. Ti piezosystemjena incredibly precise Command set Call set ch value Example set 0 5 53 Answer none Set the position of the actuator to the giv en value In CLOSED LOOP only NV40 3CLE the value is 5 53 pm In OPEN LOOP the value means 5 53 V The command set sets a channel ch to the given value value In CLOSED LOOP Fs the value means um In OPEN LOOP the value means the voltage which is applied to the actuator Please pay attention that the REMOTE CONTROL has been switched on be fore Command cloop Call cloop lt ch gt lt 0 1 gt Example cloop 1 0 Answer none Channel 2 PIEZO 2 is set to the opera tion modus open loop The command cloop switches channel of the amplifier f to the operation mode CLOSED LOOP 1 or to OPEN LOOP 0 Command setall Call setall lt value0 gt lt value1 gt lt value2 gt Example setall 22 1 5 5 53 Answer none Sets the position of the actuator to the giv en value value0 2 For instance PIEZO1 to 22 and PIEZO 2 to 1 5 and PIEZO 3 to 5 53 only possible if the op eration mode OPEN LOOP The command setall sets all channels to the given values value In CLOSED LOOP Fs the value lt value0 2 gt means um In OPEN LOOP the value value0 2 means the voltage which is applied to the actuator Please take care that the REMOTE CONTROL for all channels has to be switched on Command rk Call rk lt ch gt Example rk2. 24V NEL Ground piezosystem jena GmbH 23 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de
3. overvoltage protection overheating protection Short circuit proof Closed loop control H optional System optimisation dependant on weight 24VDC 2 5A wide range main power supply 90 264VAC table 3 technical data NV40 3CLE Features Main power supply 20 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti prezosystem ena incredibly precise 2 7 Drawings Output connector for actuator D SUB15 Pin Explanation SR QUII 8 Voltage for actuator 5 e Piezomasse 15 Ground for actuator E L 14 GND 7 n c 5 6 YOU 14 Ground mi gt gt 13 DETECT SE e SDA 13 Detect to identify actuator F D ECT 5 SDA for ID Chip 9 2 yo 12 SCL for ID Chip u 4 G El 4 Ground L 11 AGND 3 15V 11 Analogue ground 10 15V E 10 15V 2 AGND yon 9 MESS 2 Analogue ground l MESS 9 measuring input 1 measuring input table 4 Actuator connector NV40 3CLE piezosystem jena GmbH 21 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de men Ti prezosystem ena incredibly precise Modulation Monitor D SUB25 Pi
4. Us systems are mechanical systems with highest precision Correct handling guarantees the precision over long time Your actuator Serial number Your system NV40 3 NV40 3 CLE Serial number piezosystem jena GmbH 3 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise Table of Contents 1 General ET ONE A ee u 7 1 1 Safety TMS COINS ti pd 7 UE Rn EE 8 1 3 Instructions for checking the function of the system quick start 9 2 Lk 11 2 1 Key WO T ee eee 11 2 2 rolle onen 12 NV 40 3CLE amplifier with integrated feedback controller system 12 2 2 Is Ep 13 2 4 User elements COMO as 13 24 1 FORE PA ASI ea AAA AA AAA 13 242 Back prelo oed O un NR as tp a a ME 13 2 9 Handling E 13 2 5 1 Main supply voltfage da dus ee 13 2 9 2 Connecting piezo AU sais 14 200 Cg m kl ee eaea e a ak D a a l ea ee 14 2 5 4 Manual ere a a srrrrrsrssssssssssssssa 15 2 5 5 Controlling via modulation monttor 15 Mohitor DIU E 15 Monitor NV40 9 15 2 5 6 Controlling via interface a een 15 Configuration EE 16 COmmarid ASE kk doi kk s
5. 1 Answer rk lt ch gt lt value gt rk 1 20 016 The command rk reads out either the position lt value gt for one channel lt ch gt from the measurement system lx or the voltage applied to the piezo The readout value value is given with 3 decimal places Command measure Call measure Example measure Answer aw lt value0 gt lt value1 gt lt value2 gt aw 0 015 5 003 150 002 The command measure reads out either the position value0 2 from the measurement system Rs or the voltage applied to the actuator The read out values valueO 2 are giv en with 3 decimal places piezosystem jena GmbH 17 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise Command ver Call ver Example ver Answer version vnumber vdate ver 1 000 799 sdate 11 09 2006 serno 23579 This Command ver reads out the software version number of the internal controller the date and the serial number of the amplifier Command fready Call fready 0 1 Example fready 1 Answer none The soft start is switched on for all chan nels This command fready enables the soft start function for all channels After switching on the system the soft start function is started for 10seconds to initiate the actuator While this routine the actuator is moved once through the whole motion range
6. and back While soft start the modulation input and the offset potentiometer are disabled After the softstart the amplifier is working normally If no parameter set after the command fready the controller gives the status of softstart function for all channels Command fenable Call fenable ch 0 1 Example fenable 0 1 Answer none The soft start function is switched on for the channel O PIEZO 1 This command fenable enables the soft start function for the given channel After switch ing on the system the soft start function is started for 10seconas to initiate the actuator While this routine the actuator is moved once through the whole motion range and back While softstart the modulation input and the offset potentiometer are disabled After the softstart the amplifier is working normally If only the parameter for the channel set after the command fenable the controller gives back the status of softstart function for the channel Command ERR Call ERR Example ERR Answer ERROR last error ERROR OK No error The command ERR gives the last failure from the controller After read out the error from the controller the failure status in the memory will be deleted The output of the error message occurs as plain text 18 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosyste
7. suitable for voltage from 115V 50Hz up to 230V 50Hz AC is included in the shipment The socket for the main supply voltage is located on the back panel of the amplifier 2 5 2 Connecting piezo actuator The piezo actuating systems is connected to the amplifier unit by using the D SUB CON NECTOR on the back panel Please make sure that the amplifier is switched off by con necting the PZT with the amplifier Please fasten the screws of the D SUB CONNECTOR and guarantee a firm connection If the display shows the information NOT CONNEC TED then please check the connection between PZT connector and amplifier again 2 5 3 Graphic display The GRAPHIC DISPLAY shows the following status information Name of axis of actuator Operating mode open loop Piezo voltage Remote modus activated REMOTE Operating mode closed loop only NV40 3CLE Controlling via RS232 active Graphic 1 Display NV40 3CLE No actuator connected Actuator position Actuator out of closed Internal loop range temperature Graphic 2 Display NV40 3CLE warning not available on NV40 3 14 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 2 5 4 Manual Control Each
8. the piezoelectric effect disappears e Piezoelectric actuators such stacks or various tables work electrically as a capacitance These elements are able to store electrical energy over a long period up to some days and the stored energy may be dangerous e lf the actuator remains connected to the drive electronics it will be unloaded within a second after shut down and quickly reaches harmless voltage values e Piezo actuators can generate voltages by warming or cooling only caused by the longitudinal change The discharge potential should not be ignored due to the inner capacitance This effect is insignificant at usual room temperature e Piezo actuators from piezosystem jena are adjusted and glued Any opening of the unit will cause misalignment or possible malfunction and the guarantee will be lost e Please contact piezosystem jena or your local representative if there are any problems with your actuator or power supply Caution Shock forces may damage the built in ceramic element Please avoid such forces and handle the units with care otherwise the warranty will be voided 8 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com hitp www piezojena de Ti piezosystemjena incredibly precise 1 3 Instructions for checking the function of the system quick start When you open the package please check to make sure all the neces
9. 11 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise The remote control switches all manual controls POTENTIOMETER KNOB and MODULATION off or on Please pay attention only if the remote control is switched on 1 it will be possible to use the set command HYPER TERMINAL PROGRAM Enables to control the piezoactuating system by using the RS222 interface All necessary commands are given in the user manual 2 2 Introduction The amplifier module NV 40 3 and NV 40 3CLE are designed for parallel control of up to three low voltage piezo actuators with and without internal feed back sensor system The amplifier comes as a stand alone device with standard PC INTERFACE RS232 and USB A GRAPHIC DISPLAY constantly shows all status information such as voltage and motion Each piezo can be controlled separately either by turning the voltage offset by applying an analog voltage signal of 0 10V or by PC interface The voltage of the MOINITOR OUTPUT correspondents to either applied piezo voltage NV40 3 or completed motion NV40 3CLE The NV 40 3 is designed for controlling only OPEN LOOP actuating systems without any feed back sensor inside The NV 40 3CLE is designed for piezo actuating system with strain gauge or capacitive feed back sensors inside In this case the sensor signal is prepared by an
10. Instruction manual NV40 3 piezosystem jena GmbH Prussingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Hn piezosystemjena incredibly precise piezosystem jena GmbH is certified after DIN EN ISO 9001 since 1999 IE e Alu CERTIFICATE The T V CERT Certification Body of TUV Th ringen e V certifies in accordance with T V CERT procedure that Ti piezosystemjena BD usines precise piezosystem jena GmbH Pr ssingstra e 27 07745 Jena Germany has established and applies a quality management system for Development production and sale of Piezo position technology and micro optical systems An audit was performed Report No 3330 20YF GO Proof has been furnished that the requirements acoarding to EN 150 9001 2000 are fulfilled The certificate is valid until ET n Certificate Registration No 15 100 9679 TUVO A Giel A 254647 a X TR mares Yi 4 TRITOR nanoX and d Drive are registered trade marks of piezosystem jena piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Date 07 02 15 Reviser Dirk W stenhagen Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise This instruction manual includes important information for using piezo actuators Please take time and read this information Piezo positioning
11. channel of the amplifier can be controlled by turning the POTENTIOMETER KNOB on the front panel Turning clockwise increases the applied voltage signal turning counter clockwise reduces the applied voltage signal The CLOSED LOOP mode of the NV 40 3CLE amplifier can be switched on and off by pressing the potentiometer knob for each channel If you switch off the amplifier the opera tional mode closed loop open loop will be saved and after switching on the amplifier starts again with its last operational mode 2 5 5 Controlling via modulation monitor The amplifier can be controlled by an external MODULATION signal from 0 10V An ad apter cable with BNC to D SUB connector is included The MODULATION is marked on the back panel by MOD By using an external MODULATION signal in OPEN LOOP mode OV correspond to a value of 20V and 10V correspond to voltages signal of 130V applied to the piezo actuat ing system In CLOSED LOOP mode OV corresponds to the a motion of Oum 10V correspond to the max motion based on the specification of the used piezo actuating system EXAMPLE MIPOS 100 SG PL part no O 323 01E Position minimal maximal OPEN LOOP OV 20V 10V 130V CLOSED LOOP 0V 0um 10V 100um The actuating system will move up to 2096 of full motion when switching on and off the CLOSED LOOP mode f because of different voltage signals Monitor NV40 3CLE The MONITOR output provides a voltage signal which correspondents dire
12. ctly to the posi tion of the piezo actuating system The value for the MONITOR output voltage range is from 5V to 5V in CLOSED LOOP mode and form 8V to 8V in OPEN LOOP mode min imum and maximum of motion range The difference in both signal s values is caused by the CLOSED LOOP control reserve Monitor NV40 3 The MONITOR output of the NV 40 3 always provides a signal of OV up to 10V which dir ectly corresponds to the voltage signal applied to the piezo actuator Based on this a sig nal of OV is related to an applied voltage of 20V and 10V is related to 130V piezosystem jena GmbH 15 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 2 5 6 Controlling via interface For external control via PC a USB or RS232 interface can be used Make sure that the amplifier is switched off before connecting with the PC The interface on the back plane is marked with RS232 A HYPER TERMINAL PROGRAM can be used for control via serial interface RS232 In order to use the USB interface please install the driver software first All commands are given in following chapter Configuration RS232 For external control by PC interface RS232 the following settings are necessary Baud rate Bits per second 19200 Data bits 8 Stop bits 1 Parity none Flow control Software XON XOFF For external con
13. et again The system starts automatically at the minimal position after it is switched on NV40 3 without feed back controller Please note that by switching on the amplifier the voltage signal is applied direct to the connected piezo actuating system A shock voltage signal applied to the piezo actuating system can affect system s life time 12 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de 2 3 Initiation incredibly precise Ti piezosystemjena Please follow all safety instruction given in chapter 1 before using the amplifier 2 4 User elements connection 2 4 1 Front panel Graphic display Potentiometer knob channel 1 Potentiometer knob 2 4 2 Back panel Connector for actuators Connector for modulation MOD and voltage piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de channel 2 Potentiometer knob Main supply G channel 3 Switcher power N OFF USB interface 13 mon Ti prezosystem ena incredibly precise 2 5 Handling 2 5 1 Main supply voltage The amplifier NV 40 3 and NV 40 3CLE require a main supply voltage of 24VAC A power supply unit
14. external pre amplifier inside the cable The AUTOMATICAL SENSOR IDENTIFICATION ASI enables the customer to use the amplifier unit NV 40 3CLE with different piezo actuators of the same product series This enables the controller unit to read all system information from the actuating systems which are stored inside the connector and transmit this information to the amplifier unit NV 40 3CLE amplifier with integrated feedback controller system Analog actuating systems with integrated feedback sensors are calibrated with a particular amplifier unit Only systems consisting of piezo and amplifier which are calibrated to each other can be used together to reach the full accuracy performance Exchanging of actuating system is possible in this case only if the actuating system is from the same product group Otherwise the CLOSED LOOP controller can be damaged Example If the amplifier NV 40 3CLE is calibrated for MIPOS 100 SG series range of motion 100um then it can be used with different MIPOS 100 SG actuators but not with MIPOS 250 SG range of motion 250um or a MIPOS 100 CAP different measurement system If an actuator is connected to a channel of the amplifier NV40 3CLE which it was not calibrated with it won t be possible using in closed loop Please note that the information about the operation mode closed loop open loop are automatically stored if the system is switched off When it is switched on again the last operation mode is s
15. kwise to the starting point Before you disconnect the piezo actuator please switch off the controller case Do not put any heavy parts on the top of the case cable and any other part related to the piezo electrical actuator The devices from piezosystem jena should be used in try and clean environment only Only elements with a special preparation can be used under other conditions Our warranty is only valid when using parts or accessories supplied by piezosystem jena Piezosystem jena cannot be responsible for any damage caused by using other components Please note changing the cable and connector configuration can cause a malfunction of the system Piezoelectrical actuating systems are high technology precision devices Please use and handle such a system very carefully Please touch and mount the systems only after being given user instruction Please disconnect the controller case immediately if you see any of the following O Damaged cables O Fluids entered in the system O If the systems is wet or has been in contact with a fluid O If the system does not work properly piezosystem jena GmbH 7 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 1 2 General hints e Piezoelectric actuators from piezosystem jena are controlled by voltages up to 150V These values can be quite hazardous Theref
16. mjena incredibly precise Example This example shows the sequence of the commands to move the actuator with the NV40 3CLE from the minimal position O uim to 10um Command Answer Explanation Enter NV403CL After press the Enter key on the computer keyboard the prompt shows NV403CL in the HYPER TERMINAL PROGRAM setk 0 1 none Activates the REMOTE CONTROL on channel 1 cloop 0 1 none Switches channel 1 to operation mode CLOSED LOOP set 0 10 none Set channel 1 to 10um rk O rk 0 10 000 Piezo connected to channel 1 stands at the position 10um table 2 Example for REMOTE CONTROL NVAO 3CLE piezosystem jena GmbH 19 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 2 6 Technical data Max output power TE j x 5 2W Output voltage 20V 130V Output current Output voltage stabilit Modulation input MOD 10V D SUB25pin Inner resistance u kQ DC offset 3 x Potentiometer knob Display QVGA full color 320x240 pixel 8V 8V D SUB25pin output resistance Monitor voltage MON 1000 operation mode OPEN LOOP NV40 3CLE 5V 5V D SUB25pin output resistance lt 1000 operation mode Closed LOOP Monitor voltage MON OV 10V D SUB25pin output NV40 3 resistance lt 1000 Softstart function ASI function
17. n Explanation 1 MOD Kanall l4 GND 1 Modulation channel 2 MON Kanall er 15 GND 2 Monitor channel1 3 MOD MON Kanal 1 Sch air 3 MOD MON difference 16 GND channel1 Gs _ 16 Ground 17 E 4 n c 5 MOD Kanal 17 nc 18 GND 5 Modulation channel2 15 GND e 6 Monitor channel2 Y MOD MON Kanal2 19 Ground 7 KAT 20 GND 7 MOD MON difference 8 ws channel2 218 20 Ground 9 MOD Kanal3 8 n c 22 GND 21 n c 10 MON Kanal3 9 Modulation channel 23 GND 22 Ground 11 MOD MON Kanal3 10 Monitor channel3 24 GND 23 Ground 12 11 MOD MON difference 257 channel3 137 24 Ground 12 n c 25 n c 13 n c Table 5 Modulation Monitor connector NV40 CLE 22 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise RS232 D SUB9 Pin Description Explanation 2 TxD RS232 transmitter 3 RxD RS232 receiver 5 GND RS232 Ground 4 6 Bridge 7 8 Bridge Table 6 RS232 connector NV40 3CLE USB 1 1 Pin Description Explanation 1 VCC Supply voltage 5V 2 D Data 9 D Data 4 GND Main power supply ground Table 7 USB connector NV40 3CLE MAIN SUPPPLY VOLTAGE The NV40 3CLE and NV40 3 need 24V DC and require at least a current of 2 5A The 2 1 mm barrel connector in the NV40 3 and NV40 3CLE has the following layout
18. ore read the installation instructions carefully and only authorized personal should handle the power supply e After transportation piezoelectric systems should be allowed to adapt for approximately 2 hours to the room temperature before being switched on e Piezoelectric actuators are made from ceramic materials with and without metallic casings The piezo ceramic is a relatively brittle material This should be noted when handling piezoelectrical actuators All piezo elements are sensitive to bending or shock forces e Due to the piezoelectric effect piezo actuators can generate electrical charges by changing the mechanical load or the temperature or such actions described above e Piezoelectric actuators are able to work under high compressive forces only actuators with pre load can be used under tensile loads these tensile forces must be less then the pre load given in the data sheet e Please note that the acceleration of the ceramic material e g caused by mechanical shock discharging or high dynamic application may cause a damage e After excitation of the actuators by a voltage in the upper control range the ceramic will move and generate an opposite high voltage after disconnection e Heating of the ceramic material will occur during dynamic operation This may cause failure if the temperature exceeds specified values cited below e Increasing temperature up to the Curie temperature usual values approx 140 C 250 C
19. sary parts are in cluded see packing list and nothing is damaged Check the electronics and the actuator for any visible damage e The top and bottom plate of the actuator if it does not have another shape should be parallel to each other without scratches e If there is any damage to the system please contact our local representative immediately e Ifthe packaging material is damaged please notify the shipping company Before you switch on the system please check e The main voltage supplied in your country is the same as installed for the system Check the voltage label on the backside of the electronics e The secondary voltage DC matches with the amplifier If the system is damaged please inform piezosystem jena After switching on the NVAO 3CLE the system executes a softstart function This means the system increases the voltage slowly from 20 V to 130V and decrease slowly from 130 V to 20 V piezosystem jena GmbH 9 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 2 NV40 3CLE The NV40 3 and the NV40 3CLE are very similiar In case of information which do refer to the NV40 3CLE this symbol will appoint it Ri gt not available in NV40 3 2 1 Key words NV40 3 piezo amplifier for up to 3 PZT actuators RS232 USB interface for piezo actuating systems without feed back
20. sensor inside NV40 3CLE piezo amplifier for up to 3 PZT actuators RS232 USB interface for piezo actuating systems with feed back sensors inside strain gauge or capacitive GRAPHIC DISPLAY QVGA full color 320x240 Pixel constantly shows all values and status information POTENTIOMETER KNOB For manual voltage offset adjustment and for switching on and off CLOSED LOOP mode NV40 3CLE only CLOSED LOOP Operating mode for piezo actuating systems with integrated feed back sensor system Position accuracy is constantly controlled OPEN LOOP Operating mode for actuating systems without feedback sensor inside no position information available PC INTERFACE Serial RS232 interface or USB with 16bit resolution MODULATION INPUT The amplifier can be controlled by an external analogue voltage signal from OV 10V MONITOR OUTPUT Output voltage signal which corresponds with the position of the piezo actuating system CLOSED LOOP mode or with the applied voltage signal OPEN LOOP mode AUTOMATICAL SENSOR IDENTIFICATION ASI NVAO 3CLE amplifier can be used with strain gauge feed back sensors as well as with capacitive feed back sensors The ASI function makes it possible to show the name of the actuator and the measurement system MAIN SUPPLY VOLTAGE The main supply voltage to the amplifier is 24VDC an external wide range power converter for 115V AC and 230V AC is included in the shipment REMOTE CONTROL piezosystem jena GmbH
21. t AA 16 em qe pa pol ko m e ata tt er 16 Command Sa kok AA lk A AAA AA n e m 17 Command GIOOLE Tm 17 EELER 17 Command IK eise nme ee ke n heer RRC n e e uu enon DUE us ao IUE 17 Command INCAS INC D 17 Command VO PE 18 Kommando TC a A A A ci 18 Kommando SONGS u uuu 18 Command ERR n 18 Sn E E E E e n kaka lan 18 2 0 lechnical ONA E 20 A T sr 23 Output connector for actuator D SUB15 sss 23 Modulation Monitor D SUB259 sisse nnn 24 RS232 D SUB9 eem 25 USB T E 25 MAIN SUPPPLY VOLTAGE use ee ton nied easy aso ki 25 piezosystem jena GmbH 5 Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de Ti piezosystemjena incredibly precise 1 General instructions 1 1 Safety instructions Never open the controller case There are no user serviceable components inside Electrical components inside cause a dangerous electrical hazard situation even when the amplifier is switched off Please make sure that warm air generated by the amplifier modules will circulate out of case Do not use the controller box near heating sources Do not use near fluids which can enter case aFluids can cause damages and short circuit the controller If you want to disconnect the piezo electrical actuator please turn the knob for DC level counter cloc
22. trol via RS232 you may use the HYPER TERMINAL PROGRAM of your PC Command list Command Statement Setk switch the remote control for one channel on or off cloop switch one channel to closed loop or open loop set set the values to one channel setall set the values to all channels rk measures the value either of position only NV40 3CLE or voltage only NV40 3 only for one channel measure measures values of all channels either for position F5 or voltage ver gives the version number of controller and amplifier software ERR shows the last error Table 1 Command list The numbers for the channels starts with 0 Connector PIEZO 1 equals channel num ber O All commands which included a value have to be separated by dots Example The value 22 5 um must be programmed by the command 22 5 Command setk Call setk ch 0 1 Exsample setk 0 1 Answer none Set the actuator on channel 1 to remote control The command setk switches the remote control for one channel ch on 1 or off 0 If the remote control is activated you won t be able to change the position either by the PO TENTIOMETER KNOB or via MODULATION Turning the remote control off the position of the actuator goes to minimal position 16 piezosystem jena GmbH Pr ssingstrasse 27 07745 Jena Tel 49 3641 6688 0 Fax 49 3641 6688 66 email info piezojena com http www piezojena de
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