PI P-841.1 User Manual Download Page 23 | Manualshive

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PI P-841.1 User Manual Download Page 23

Discharging a P-841 Connected to the Electronics

1. Set the piezo voltage to 0 V on the electronics.

Discharging a P-841 not Connected to the Electronics

1. Insert the P-841's voltage connector into the switched-off electronics from PI and maintain

the connection for a few seconds.

7 STARTUP AND OPERATION

P841M0001EN

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1/29/2021

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M O T I O N | P O S I T I O N I N G

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Summary of Contents for P-841.1

Page 1: ...P841M0001EN 1 29 2021 User Manual P 841 PRELOADED PIEZO ACTUATORS M O T I O N P O S I T I O N I N G...

Page 2: ...iew 11 4 5 Suitable Electronics 11 5 Unpacking 13 6 Installation 14 6 1 Avoiding Mounting Errors 14 6 2 Mounting the P 841 and Connecting to a Protective Earth Conductor 15 6 3 Fixing the Load 16 6 4...

Page 3: ...28 12 2 Maximum Ratings 29 12 3 Ambient Conditions and Classifications 30 12 4 Dimensions 31 13 Old Equipment Disposal 32 14 Appendix 33 14 1 Pin Assignment 33 14 1 1 Voltage Connector 33 14 1 2 Senso...

Page 4: ...gard thereto Physik Instrumente PI GmbH Co KG reserves all rights The use of any text images and drawings is permitted only in part and only when indicating the source Original instructions First prin...

Page 5: ...V PZ201 User manual E 617 high power piezo amplifier 1 channel 30 to 130 V PZ115 PZ160 User manual E 621 piezo amplifier servo controller mod ule 1 channel 30 to 130 V PZ166 PZ167 User manual E 625 p...

Page 6: ...N Parameter name example parameter where the serial number is stor ed 5 Value that must be entered or selected via the PC software 2 3 2 Symbols Used Symbol Label Meaning General hazard symbol DANGER...

Page 7: ...missing or problems occur with downloading Contact our customer service department p 27 Downloading Manuals 1 Open the website www pi ws 2 Search the website for the product number e g P 882 or the pr...

Page 8: ...g live parts of the P 841 can result in minor injury from electric shock Do not open the P 841 If the protective earth conductor is missing or not properly connected risk of dangerous touch voltages o...

Page 9: ...relevant information provided by the manufacturer Only use the device on the basis of the complete user manual Missing information due to an incomplete user manual can result in minor injury and damag...

Page 10: ...r Description P 841 1B Preloaded piezo actuator 15 m travel range 1000 N 50 N strain gauge sensor ball tip P 841 2B Preloaded piezo actuator 30 m travel range 1000 N 50 N strain gauge sensor ball tip...

Page 11: ...h ball tip see Dimensions p 31 2 AF5 wrench flat for open end wrench 3 Housing consisting of housing tube 3a and base 3b 4 Cable exit sensor connector 5 Cable exit voltage connector 6 AF10 wrench flat...

Page 12: ...plifier servo controller module 1 channel 30 to 130 V E 625 Piezo amplifier servo controller 1 channel 30 to 130 V E 663 Piezo amplifier 3 channels 20 to 120 V E 665 Piezo amplifier servo controller 1...

Page 13: ...the P 841 with care 2 Compare the contents with the scope of delivery according to the contract and the delivery note 3 Inspect the contents for signs of damage If any parts are damaged or missing con...

Page 14: ...ing errors Figure 3 Not tightly screwed at both ends and no angles A Wrong Angular error at the tip B Right Axial loading of the actuator C Wrong The actuator is screwed tight at both ends Figure 4 Ba...

Page 15: ...r holding the base p 11 of the P 841 see Dimensions p 31 for across flats size Suitable screwdriver Requirements You have read and understood the general safety instructions p 8 You have read and unde...

Page 16: ...841 1 Use the open end wrench to hold the base of the P 841 in position 2 Screw the P 841 onto a suitable underlying surface For this purpose screw into the mounting hole in the bottom of the base p...

Page 17: ...t the screw into the mounting hole in the tip and tighten to secure the load 3 Remove the open end wrench from the tip 6 4 Connecting the P 841 Tools and Accessories If necessary Suitable cable set If...

Page 18: ...power generated in the piezo actuator The operating frequency operating voltage and operating time must be selected so that the maximum permissible operating temperature of the piezo actuator is not...

Page 19: ...zo actuator kg meff Effective mass meff additional load M kg See also Calculating the Effective Mass p 18 2 Calculate the maximum operating frequency of the loaded piezo actuator with the following fo...

Page 20: ...s You have read and understood the general safety instructions p 8 You have installed p 14 the P 841 correctly You have read and understood the user manual for the electronics used If a digital contro...

Page 21: ...estruction of the piezo actuator due to excessive operating frequencies Excessive operating frequencies can destroy the piezo actuator Select the operating frequency so that the following conditions a...

Page 22: ...in the load and or dynamics requires the servo control parameters to be adjusted The P 841 is operated near to its resonant frequency If you notice oscillation In closed loop operation switch off the...

Page 23: ...n the electronics Discharging a P 841 not Connected to the Electronics 1 Insert the P 841 s voltage connector into the switched off electronics from PI and maintain the connection for a few seconds 7...

Page 24: ...rating the P 841 s housing can short circuit the actuator and drive electronics Disconnect the P 841 from the electronics before cleaning Prevent cleaning fluid from penetrating the P 841 s housing NO...

Page 25: ...ce depart ment p 27 Axes were mixed up during connection In the case of calibrated systems pay attention to the assignment of the axes when connecting several piezo actuators to a multi channel con tr...

Page 26: ...ortation 1 Pay attention to the ambient conditions and classifications p 30 2 Pack the P 841 in the original packaging 3 If the P 841 is to be sent use a stable outer box 10 TRANSPORTATION P841M0001EN...

Page 27: ...the controller if applicable Version of the driver or the software if applicable Operating system on the PC if applicable If possible Take photographs or make videos of your system that can be sent t...

Page 28: ...MO FFA 00 250 coaxial LEMO FFA 00 250 coaxial LEMO FFA 00 250 coaxial LEMO FFA 00 250 coaxial LEMO FFA 00 250 coaxial Sensor connector LEMO FFA 0S 304 LEMO FFA 0S 304 LEMO FFA 0S 304 LEMO FFA 0S 304 L...

Page 29: ...voltage is 100 V peak to peak In the case of smaller amplitudes of the operating voltage and or the use of cooling measures higher operating frequencies are possible For further restrictions see Overv...

Page 30: ...um altitude 2000 m above msl Air pressure 1100 hPa to 100 hPa Relative humidity Highest relative humidity 80 for temperatures up to 31 C Decreasing linearly to 50 relative humidity at 40 C Storage tem...

Page 31: ...places are separated by a comma in the drawings The exact position of the wrench flats on the tip is not defined i e the tip and base can be offset from each other at any angle with respect to the wr...

Page 32: ...order to fulfil the responsibility as the product manufacturer PI undertakes environmentally correct disposal of all PI equipment free of charge if it was made available to the market after August 13...

Page 33: ...ctor shell cable shield Input Piezo voltage ground 14 1 2 Sensor Connector Figure 9 Sensor connector LEMO FFA 0S 304 CLAC32 Pin Signal Function 1 Input Supply voltage for strain gauge sensor 2 Output...

Page 34: ...wing European directives Low Voltage Directive EMC Directive RoHS Directive The standards applied for certifying conformity are listed below Safety Low Voltage Directive EN 61010 1 EMC EN 61326 1 RoHS...

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