the english manual of the instruments
Contents
1. GENERATOR FOR ELECTROSTATIC DISCHARGES SIMULATION DNBESDO1 MANUAL rev 11 2004 DENEB ELETTRONICA s n c Progettazione Bf rte J Comercio Apparecchiature Elettroni da Vallebona 2 62100 MACERATA ITALY Tel 39 0733 236427 Tel e Fax 39 0733 236399 S Tel 39 0733 261396 Cod Fisc Part IVA n IT 01015290438 RI 7785 R E A 110 http Avww deneb it e mail deneb deneb electronics it INTRODU OT O N PRECAUTIONS AND SAFETY MEASURES page 3 2 1 GENERALITIES i tenand page 3 2 2 PRELIMINARY INSTRUCTIONS page 4 SPECIFICATIONS Can E EERENS page 5 3 1 High voltage generator page 5 Air ESD probe anana ANARA DE page 5 DESCRIPTION AND OPERATIONS 6 4 1 5 2 6 PREPARATION BEFORE USE 8 8 5 2 Switching Che Generator 8 8 SAHIN SUPUMIGME S cleaM 8 8 5 6 Environment conditions2. 4 High voltage output Positive connector 5 High voltage output Negative connector 3 Electrostatic discharge Fine 5 Select Through the selector 1 SELECT it is possible to choice the output voltage level and display it on the LCD 3 With the selector 1 SELECT set 1 the output voltage is linearly variable from 0 5kV to 8kV through the selector 2 FINE With the selector 1 set on positions 2 3 4 5 6 the selector 2 is not active and the output level is fixed to the voltages set as below SEL 1 pos 1 0 5 8KV through SEL 2 FINE SEL 1 pos 2 9KV SEL 1 pos 3 10KV SEL 1 pos 4 14KV SEL 1 pos 5 16KV 6 SEL 1 pos 6 18KV All voltages generated from the instrument are POSITIVE if the 2 cables are connected into the females 45 by respecting the colours red with red and black with black NEGATIVE in contrary case Remember to change the polarity always at INSTRUMENT SWITCHED OFF 5 PREPARATION BEFORE USE 5 1 Initial check The tool has been checked electrically and mechanically from Deneb before the shipping and all possible precautions for his delivery without damages has been taken Nevertheless it is recommend to the user to check the tool to verify possible damages suffered during the transport and contact the courier when anomalies are fount Check that the package contains all the suitable parts as specified in paragraph 1 In case of discrepancies contact DENEB Elett
3. For further questions call DENEB Elettronica 3 TECHNICAL SPECIFICATIONS 3 1 High voltage generator Norm of reference IEC 1000 4 2 EN 61000 4 2 External dimensions 150x100x220 mm Output voltage without load 0 5 18kv 10 Voltages selectable on the panel from 0 5 to 8kv continuously through the potentiometer 9kv 10kv 14kv 16kv 18kv fixed values through the selector Polarity Positive Negative inverting probe connectors THE INVERSION MUST BE PERFORMED ALWAYS at INSTRUMENT SWITCHED OFF Charge resistor Rc 50 100 M Discharge resistor 330 Ohm 10 Energy load capacity 150pF 10 Air ESD Probe Norm of reference IEC 1000 4 2 61000 4 2 Discharge electrode in brass isolated body circular tip Connection cables to generator 20kV isolated with high voltage connectors Ground connection of the probe 2m flexible thin connector Electrode dimensions see figure Discharge electrode dimensions in mm 4 DESCRIPTION OF THE OPERATIONS 4 1 Generator DNBESDO1 The DNBESDO1 generator is contained in a compact metallic box On the back side are present the female socket for external power supply adapter included with the tool and the on off switch On the frontal panel of the DNBGBSOl1 are present 1 Six positions selector to choice the output high voltage level 2 Fine regulation of the high voltage output active only if the selector is positioned on level 1 3 Display to measure the output voltage
4. for normal USC page 8 529826 page 9 6 1 Theory and norms of ESD tests page 9 6 2 Test levels and criteria of immunity evaluation page 10 6 3 How to apply discharges page 11 6 4 Tests preparation 11 6 5 Execution of in air tests using AIR ESD probe page 12 6 6 Execution of contact LESUS page 12 Example of air ESD TEST REPORT page 13 SERVICE AND GUARANTEE CONDITIONS page 15 Fac simile of Declaration of conformity page 16 1 INTRODUCTION The DNBESDO1 Deneb high voltage generator for the electrostatic discharges simulation is a compact tool that allows the execution of PRE COMPLIANCE immunity tests on electronic and or electromechanical apparatuses to verify the requisite of the electromagnetic compatibility EMC The DNBESDO1 can perform the immunity test to electrostatic discharges according with the norm EN 61000 4 2 and it is composed by a unit including the high voltage generator the voltage control circuit and the Icd display to visualize the output voltage level Included in the packages are AIR ESD passive probe for the electrostatic discharge in air to the device under test EUT complete of high
5. frequency industrial instruments scientific and cure Characteristics of radio disturbance The undersigned Macerata May 14 2002 The manufacturer DENEB ELETTRONICA 5 Progettazione Produzione Commercio Apparecchiature Elettroniche Contrada Vallebona 2 62100 MACERATA ITALY tel 39 0733 236427 fax 39 0733 236399 Cod Fisc Partita Iva IT 01015290438 R I MACERATA 7785 R E A 110447 http www deneb electronics it e mail deneb deneb electronics it
6. norm EN 61000 4 2 Immunity Performances degree Normal performances within the specified limits 2 Temporary degradation or loss of operation with auto restore 3 Temporary degradation or loss of operation with necessary intervention of the operator or reset of the system 4 Degradation or loss of function not recoverable because of damage to the equipment components or to the software or of loss of data Environment test Norm of reference EN 61000 4 2 Temperature 18 C Relative humidity 45 Atmospheric pressure 1000 mbar Operating conditions of the EUT Normal Operation Instrumentation used for the test Manufact Serial number High Voltage ESD generator DENEB DNBESDO1 HHH Air ESD probe DENEB AIR ESD Uncertainty of the measure In agreement with the norm 13 Continuation detail of the immunity test to electrostatic discharges disch evaluation rere E O oe o O oee o 10 etapa owe o o The EUT during the tests isn t dangerous unsure It shows its immunity because it is able to auto restore its functionality at the end of tests ina small time 14 8 SERVICE AND GUARANTEE CONDITIONS This tool is guaranteed against every defect of manufacture and used parts in agreement with the sa
7. ifications of the tool or in the user manual In case of not observance of previous written or interventions inside the tool performed without written authorization of DENEB Elettronica will be extinct automatically every form of guarantee on the instrument The content of the this manual cannot be reproduced in any form without the authorization of the manufacturer 15 DENEB Elettronica reserve the right to make changes to the specifications and the characteristics of the tool described in the present manual due to technological improvements 9 FAC SIMILE OF DECLARATION OF CONFOMITY In the following page is reported fac simile of declaration of conformity 16 DENEB gt NZ FAC SIMILE OF DECLARATION OF CONFORMITY The undersigned Pierantoni Giovanni director of the Deneb Elettronica s n c headquartered in C da Vallebona 2 62100 Macerata Italy DECLARES that the tool instrument DENEB DNBESD01 ESD generator to which this declaration refers it is conform to the followings product directives 73 23 CEE Electric security low voltage 89 336 CEE Electromagnetic compatibility 93 68 CEE CE logo and what the norms harmonized of reference applied are EN 61010 1 Safety prescriptions for electric instruments of measure control and for use in the laboratory EN 61326 Instruments of measure control and laboratory Prescriptions of electromagnetic compatibility EN 55011 Radio
8. le general conditions During the guarantee period the defective parts can be replaced but the manufacturer reserves him the right to repair or to replace the product If the tool doesn t work correctly before contacting the Service of Assistance check the state of cables and connections so replace them if necessary If the tool continues to manifest malfunctions check if the procedure of use is conform as described in the present manual If the tool must be returned for any reason to the DENEB Elettronica the shipment is at charge of the owner and the delivery will be in every case discussed preventively with Deneb Attached to the tool must be always inserted an explanatory note regarding the motivations of the return of the tool For the shipment use an adequate protected box every damage caused by the use of inadequate package will be charged to the Customer The manufacturer declines every responsibility for damages caused to people or objects The guarantee is not applied in the following cases Reparation substitution accessories not covered by guarantee Reparations that are made because of a wrong use of the tool with non compatible equipments Reparations that are made because of a non Suitable packing Reparations that are made because of interventions performed from personal not authorized Changes to the tool without explicit authorization of the manufacturer Use not contemplated in the spec
9. lectrostatic phenomena during its normal operations The immunity level of the EUT is prescribed by specific device s category norms and or global norms The norm previews 3 types of tests application of ESDin AIR application of ESD direct at contact application ESD indirect at contact The type and the performances of the discharges are contained in EN 61000 4 2 See the figure below as example of the discharge current in a full compliance test 6 2 Test levels and criteria of immunity evaluation Here the test levels described by the norm Test levels as indicated in the basic norm EN 61000 4 2 Level Air discharge Contact discharge Test voltage Test Voltage kV kV The choice of the test level depends on the degree of immunity that has to possess the EUT determined from the environment in which is destined to operate or specified from the generic norms of product related to the specific instrument or determined by particular applications Established the test level to apply the criterions of evaluation degrees of immunity described from the norm EN 61000 4 2 are summaries in the following table Evaluation criteria of immunity as described by norm EN 61000 4 2 Immunity Performances degree Normal performances within the specified limits Temporary degradation or loss of operation with necessary intervention of the components or to the software or of loss of data Temporary degradation or los
10. ronica If it was necessary to return the tool please follow the instructions as in paragraph 7 5 2 Switching on the generator The tool must be powered through 230 VAC 50 60 Hz The electric plant must have ground cable and must be protected from the indirect contacts accordingly to the norms 64 8 or to the equivalent national norms in use inthe country of installation 5 3 Adjustments The device is compliant with the technical characteristics written in this manual The performances of the device are guaranteed for one year if the conditions of use written in the manual are respected 5 4 Instrument s clean To clean the tool use a soft and dry cloth Never use damp cloths solvents water etc 5 5 Store To guarantee precise test after a long period of store under extreme environment conditions wait that the device returns to the normal conditions see the environmental specifications listed in the paragraph 5 6 5 6 Environment conditions for normal use Temperature of reference 18 C Temperature of use 0 40 C Admitted relative humidity lt 80 Storage Temperature 5 50 C Storage humidity lt 70 8 6 TESTS EXECUTION 6 1 Theory and norms of ESD Tests The ESD TEST represent a type of disturbance defined by the norm EN 61000 4 2 that is applied to electronic and electromechanical apparatus to verify that the EUT will not introduce degradations or breaches on his performances in presence of e
11. s of operation with auto restore Admissible immunity degree is established from the generic norms of product which the EUT is subject in examination As general rule the test result positive if the equipment shows its immunity during the whole tests period and at the end of the tests the EUT satisfies the established functional prescriptions of technical specifications 10 6 3 How to apply discharges The discharge ESD must be applied only in all points of the EUT that the user can contact directly during his normal operation The test must be carried out with single discharges On the selected points must be applied at least 10 single discharges with positive polarity and ten single discharges with negative polarity The discharges to contact are applied for apparatuses with metallic covering or conductors Contact discharges must be applied only to apparatuses with metallic or conductive covering 6 4 Tests preparation For the execution of the immunity test ESD for table EUT it s necessary Plan of reference earth Table in wood ESD generator EUT The earth plan of reference is a metallic sheet copper or aluminium with a minimum thickness of 0 25 mm Other metallic materials can be used but they must have a thickness of almost 0 65 mm This metallic plane must be placed on the floor under the table Adequately with EUT s dimensions and the weight a wood table or other insulating material can be used to s
12. unused measure terminal etc Don t make any test if anomalies are found in the tool as deformations break ups escape of substances absence of indications on the display etc People that use peace maker or they have other handicaps don t have to be near the zone where tests are effectuated because the tool is able to radiate a strong energy in the proximities in which work Possible interventions inside the instruments must exclusively be performed by specialized and authorized personal Before opening the equipments verify that all cables power supply and others are completely disconnected 3 open the tool after its use wait at least 10 minutes to allow the inside capacitors to discharge themselves completely The not respect of this norms could cause danger at operator life In case of not observance than exposed or interventions inside the tool performed without written authorization of DENEB Elettronica it will extinct automatically every form of guarantee on the instrument The partial non observance of these norms can generate malfunctions equipment damages and personal lesions On the other hand only meticulously following the prescriptions and the recommendations provided by the manufacturer You can have the absolute certainty to always get the maximum results and receive in case of necessity efficient technical service This instructions manual must be preserved in secure site and available for the use
13. upport the ESD Generator and the EUT with a minimum height of 0 8m The EUT must be placed to the centre of the table and powered like in the normal conditions of operation 11 6 5 Execution of in air tests using AIR ESD probe Before starting the test it s necessary to connect together the metallic reference plan the electric plant s heart where it is working and the flat cable of the AIR ESD probe provided in the package The AIR ESD probe must be connected to the output female terminals 4 5 of the generator through the 2 coloured connectors By matching the colours the electrode will generate a positive discharge and by inverting the plugs it will give negative discharge Discharges must be applied to the EUT by approaching the tip of the electrode to the EUT as fast as possible without provoke any mechanical damage After the discharge the probe must be removed from the EUT This procedure must be repeated so times as indicated by the norms to all possible EUT application points with positive and negative polarity 6 6 Execution of contact tests Using the AIR ESD probe included with DNBESDO1 is not possible to execute this type of test Contact ESD probe is not yet available from Deneb 12 7 Example of air ESD TEST REPORT Description of immunity test to the electrostatic discharges EUT Gate Insulating covering Norm EN 61000 4 2 Levels test of the norm Evaluation criteria of immunity by
14. voltage cables for the connections with the generator External transformer for main unit Optional accessories Contact ESD active probe with discharge switch for the application of contact discharge to the EUT Note this contact probe is not yet available from Deneb 2 PRECAUTIONS AND SAFETY MEASURES 2 1 GENERALITIES The tool has been designed in conformity with the norms EN61010 and EN60950 related to the tests and measure of electronic instruments for an use in an environment with pollution level 2 and can be used for in air immunity ESD tests electro static discharges on apparatuses and installations with category of overvoltage 600V Before using the device it is essential to read carefully the instructions for its use and maintenance Make sure that all the persons assigned to its use and maintenance must be adequately specialized and has read and understood the safety indications present in this manual 2 2 PRELIMINARY INSTRUCTIONS The tool generates in output high voltages that can create a serious danger to the human life therefore must be used from personal specialized in accord with VDE 0104 Before and during the execution of tests follow meticulously these indications Don t make the tests in damp environments in presence of gas or explosive materials combustible or in dusty environments Avoid contacts with the circuit in examination Avoid contacts with exposed metallic parts with
Download Pdf Manuals
Related Search