User Manual PZ143E - Physik Instrumente
Contents
1. Case Dimensions annen eneen ven 7 E 841 E 842 PZ 143E Release 1 3 0 Page 1 Piezo Nano Positioning PI Introduction 1 Introduction E 841 and E 842 LVPZT power supply modules are switching DC DC converters supplying the voltages required for piezoelectric actuator amplifiers and designed for PCB mounting Each module can supply up to three E 831 type amplifiers with all the voltages required For low noise applications the power supply can be synchronized with an external clock of 200 kHz This will keep AC sensors and sampling units from seeing switching noise beat frequencies 1 1 Product Features m Low cost m Small footprint and low profile m Low noise m High stability m Easy to use m No external components m Fully overcurrent short circuit and temperature protected m Internal or external clocking 1 2 Safety Precautions The PZT driver described in this document outputs voltages of up to 137 V and may cause serious injury All work done with and on the devices described here requires adequate knowledge and training in handling high voltages Any cabling or connectors used with the system must meet the local safety requirements for the voltages and currents carried www pi ws E 841 E 842 PZ 143E Release 1 3 0 Page 2 Theory of Operation Piezo Nano Positioning PI 2 Theory of Operation www pi ws Piezo actuators typically operate at high voltages To prevent the customer having to generate s2. this manual have the following meanings Calls attention to a procedure practice or condition which if not correctly performed or adhered to could result in injury or death Indicates the presence of high voltage gt 50 V Calls attention to a procedure practice or condition which if not correctly performed or adhered to could result in injury or death CAUTION Calls attention to a procedure practice or condition which if not correctly performed or adhered to could result in damage to equipment NOTE Provides additional information or application hints Related Documents The E 83x amplifier modules which might be delivered with E 841 E 842 LVPZT Power Supply Modules are described in their own manuals All documents are available as PDF files Updated releases are available via FTP or email contact your Physik Instrumente sales engineer or write info pi ws BP Introduction www pi ws Piezo Nano Positioning PI Introduction 2 11 Product Features ccccccccccccccccccccecccccceccccuceceaceceaceneaceneaeanes 2 12 Safety Precautions cccccccccccsececsececseeeeceesesseeeeseeeeseeeesseeeeas 2 Theory of Operation 3 Application 4 Technical Data 5 4 1 SPECNCAONS nent eenen 5 42 E 84x 05 Pin Assignment unnanenenerenr eene eens ennrenne ennen 6 AS E 841 55 Pin ASSIGNMEN vennen rennen ds saneuwhsies 6 44 E 84x 05 Case Dimensions aaneen eneen een 7 45 E 841 55
3. Piezo Nano Positioning PI PZ 143E User Manual E 841 E 842 LVPZT Power Supply Modules Release 1 3 0 Date 2012 01 16 This document describes the following product s 41 05 Power Supply Module 8 W Input 10 to 30 V PI No E 841 05 SN 5000102 Vin 10 30 V E E 841 55 EEE Power Supply Module 20 W Input 12 to 30 V E E 842 05 Power Supply Module 8 W Input 30 to 72 V O Physik Instrumente PI GmbH amp Co KG Auf der R merstr 1 76228 Karlsruhe Germany Tel 49 721 4846 0 Fax 49 721 4846 1019 Moving the NanoWorld www pi ws info pi ws www pi ws Declaration of Conformity according to ISO IEC Guide 22 and EN 45014 Manufacturer Physik Instrumente PI GmbH amp Co KG C s Manufacturer s Auf der R merstrasse 1 Address D 76228 Karlsruhe Germany The manufacturer hereby declares that the product Product Name Signal Conditioner Electronics Model Numbers E 841 E 842 Product Options all complies with the following European directives 73 23 EEC Low voltage directive 89 336 EEC EMC Directive The applied standards certifying the conformity are listed below Electromagnetic Emission EN 61000 6 3 EN 55011 Electromagnetic Immunity EN 61000 6 1 Safety Low Voltage Directive EN 61010 1 Electrical equipment which is intended to be integrated in other electrical equipment only conforms to the cited EMC Standards and normative documents if the user ensures a com
4. e various frequencies are made by dividers sometimes more sophisticated synchronization circuits are necessary This is because the phase shift of different dividers can affect precision and stability E 841 E 842 PZ 143E Release 1 3 0 Page 3 Piezo Nano Positioning PI Application 3 Application If the E 841 or 842 is used with E 831 amplifier modules the pins can be connected directly and up to three amplifier modules can be supplied No external components are needed Input voltage range e E 841 05 10 to 30 V e E 841 55 12 to 30 V e E 842 05 30 to 72 V The external power supply should be able to provide sufficient power on current e E 841 05 E 842 05 1 5 A for at least 10 ms e E 841 55 2 5 A for at least 10 ms Operating current is less see Technical Data p 5 Output voltages are not isolated from the input voltage PZT OUT i P2T OUT mad 2 DC DC Konverter PZT AMP 1 PZT AMP 2 PZT AMP 3 Ver sor qunqsspg Ver sor qungsspg Ver sor gungssp g Fig 1 Sample system wiring diagram with E 84x 05 power supply module See the E 831 User Manual for details of PZT amplifier operation and signal descriptions www pi ws E 841 E 842 PZ 143E Release 1 3 0 Page 4 Technical Data Function Output voltages and currents Max output power Average output power Current limitation Operating voltage Quiescent current Max current consumption Power on peak current Typ switching frequ
5. ency External clock frequency Synchronization signal Ripple output Operating temperature range Case Contacting www pi ws Piezo Nano Technical Data Specifications E 841 05 E 842 05 Power supply module 8 W for up to 3 x E 831 127 V 30 mA 26 V 30 mA 15 V 60 mA 15 V 20 mA 8 W 8 W with forced air flow 5 W without Short circuit proof 1 minute 10 to 30 V 30 to 72 V 100 mA at 15 V 60 mA at 30 V 25 mA at 72 V E 842 05 1 A E 841 05 at 10 V 200 mA E 842 05 at 72 V 1 5 A 100 kHz 200 kHz 185 to 220 kHz possible TTL level with 50 duty cycle minimum 1 8 Vpp offset 7 V lt 100 MVpp 5 to 50 C above 40 C power derated Metal shielded case 50 x 44 x 14 mm Soldering pins 1 mm 7 mm E 841 E 842 PZ 143E Release 1 3 0 Positioning PI E 841 55 Power supply module 20 W for up to 3 x E 831 137 V 60 mA 37 V 60 mA 15 V 0 3 A 15 V 0 3 A 20 W 20 W Short circuit proof 1 minute 12 to 30 V 100 mA at 12 V 90 mA at 15 V 60 mA at 24 V 60 mA at 30 V 2 2 A at 12 V 1 1 Aat 24 V 2 5 A 180 kHz 200 kHz 200 to 225 kHz possible TTL level with 50 duty cycle minimum 2 5 Vpp lt 20 MVpp 5 to 50 C above 40 C power derated Metal shielded case 75 x 62 x 28 mm Soldering pins 1 mm 4 mm Page 5 Technical Data Piezo Nano 4 2 E 84x 05 Pin Assignment or 65 4 Top View 4 3 E 841 55 Pin Ass
6. ignment YNE In SYNE rit 5678918 000000 Positioning P I Pin 1 Pin2 Pin3 Pin 4 Pin5 Pin 6 Pin 7 Pin 8 Pin 1 Pin2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 Pin 9 Pin 10 Pin 11 Pin 12 Pin 13 Positive supply input Negative supply input internally connected to GND Synchronization 0 V 5 V Output voltage GND Output voltage 15 V Output voltage 15 V Output voltage 26 V Output voltage 127 V Positive supply input Negative supply input Output voltage 137 V Output voltage GND Output voltage GND Output voltage 37 V Output voltage GND Output voltage 15 V Output voltage GND Output voltage 15 V not connected Synchronization positive input synchronization negative input www pi ws E 841 E 842 PZ 143E Release 1 3 0 Page 6 Piezo Nano Positioning PI Technical Data 4 4 E 84x 05 Case Dimensions Top View 11 HU HO Fig 2 E 84x 05 case dimensions 4 5 E 841 55 Case Dimensions Top View Fig 3 E 841 55 case dimensions www pi ws E 841 E 842 PZ 143E Release 1 3 0 Page 7 Piezo Nano Positioning PI Technical Data www pi ws E 841 E 842 PZ 143E Release 1 3 0 Page 8
7. pliant connection when implementing the total system Possible necessary measures are installation of the component in a suitable shielded enclosure and usage of suitable connectors January 26 2007 cso omg LC yee Dr Karl Spanner President Copyright 1999 2012 by Physik Instrumente PI GmbH amp Co KG Karlsruhe Germany The texts photographs and drawings in this manual enjoy copyright protection With regard thereto Physik Instrumente PI GmbH amp Co KG reserves all rights Use of said texts photographs and drawings is permitted only in parts and only upon citation of the source First printing 2012 01 16 Document Number PZ 143E Release 1 3 0 E 841 User PZ143E130 doc Subject to change without notice This manual is superseded by any new release The newest release is available for download at www pi ws About this Document Users of this Manual This manual is designed to help the reader to install and operate the E 841 E 842 LVPZT Power Supply Modules It assumes that the reader has a fundamental understanding of basic servo systems as well as motion control concepts and applicable safety procedures The manual describes the physical specifications and dimensions of the E 841 E 842 LVPZT Power Supply Modules This document is available as PDF file Updated releases are available via FTP or email contact your Physik Instrumente sales engineer or write info pi ws Conventions The notes and symbols used in
8. uch untypical voltages by himself PI offers tested compatible power supply modules While for low noise high resolution applications linear power supplies are easier to design most applications require smaller packages and low power losses For such applications switched supplies like the E 841 E 842 can be used Piezo actuators for mechanical and electrical reasons are not able to generate mechanical noise at higher frequencies Therefore power with switching frequency noise of 100 kHz is still suitable for high resolution piezo positioning even though the electrical signal itself might not qualify as low noise Care should be taken if the system includes sensors with AC excitation or data sampling If the different clock signals or their harmonics have frequencies relatively close together their beat frequency can appear as noise One example should clarify this an ac sensor operates with 100 kHz the switched power supply at 93 KHz Now there is a mixed frequency of 100 93 kHz 7 kHz that can be seen in both the electrical and mechanical world because the piezo actuator is able to follow this frequency The solution PI provides is to make possible synchronization of the power supply with an external clock The external clock has to be twice the switching clock so in the example a master clock of 200 kHz can be used with a divider of 2 for sensor excitation In complex systems or when the master clock is much higher and th
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