Rohde & Schwarz ENV432 Page 2 User Manual Download

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This document describes the R&S

ENV432 four-line V-network.

●

Material number 1326.6105.02

Mühldorfstr. 15, 81671 Munich, Germany

Phone: +49 89 41 29 - 0

Fax: +49 89 41 29 12 164

E-mail: [email protected]

Homepage: http://www.rohde-schwarz.com

Printed in Germany

– Subject to change – Data without tolerance limits is not binding.

R&S

is a trademark of Rohde & Schwarz GmbH & Co. KG.

Trade names are trademarks of the owners.

The following abbreviations are used in this manual:

R&S

ENV432 is abbreviated as R&S ENV432

Summary of Contents for ENV432

Page 1: ...PAD T M 3574 3259 03 01 00 CI 1 DE R S ENV432 Four Line V Network User Manual User Manual 1326 6492 04 03 ...

Page 2: ...9 89 41 29 0 Fax 49 89 41 29 12 164 E mail info rohde schwarz com Homepage http www rohde schwarz com Printed in Germany Subject to change Data without tolerance limits is not binding R S is a trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners The following abbreviations are used in this manual R S ENV432 is abbreviated as R S ENV432 ...

Page 3: ...se of the product The product is used for its designated purpose if it is used in accordance with its product documentation and within its performance limits see data sheet documentation the following safety instructions Using the product requires technical skills and in some cases a basic knowledge of English It is therefore essential that only skilled and specialized staff or thoroughly trained ...

Page 4: ...ration item 7 Signal words and their meaning The following signal words are used in the product documentation in order to warn the reader about risks and dangers Indicates a hazardous situation which if not avoided will result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided ...

Page 5: ...safety is not observed either at all or to the extent necessary electric shock fire and or serious personal injury or death may occur 1 Prior to switching on the product always ensure that the nominal voltage setting on the product matches the nominal voltage of the mains supply network If a different voltage is to be set the power fuse of the product may have to be changed accordingly 2 In the ca...

Page 6: ...st be fuse protected in such a way that anyone who has access to the product as well as the product itself is adequately protected from injury or damage 14 Use suitable overvoltage protection to ensure that no overvoltage such as that caused by a bolt of lightning can reach the product Otherwise the person operating the product will be exposed to the danger of an electric shock 15 Any object that ...

Page 7: ...e masks and protective clothing must be worn 7 Laser products are given warning labels that are standardized according to their laser class Lasers can cause biological harm due to the properties of their radiation and due to their extremely concentrated electromagnetic power If a laser product e g a CD DVD drive is integrated into a Rohde Schwarz product absolutely no other settings or functions m...

Page 8: ...ackaging until they are ready to be used 4 Cells and batteries must not be exposed to any mechanical shocks that are stronger than permitted 5 If a cell develops a leak the fluid must not be allowed to come into contact with the skin or eyes If contact occurs wash the affected area with plenty of water and seek medical aid 6 Improperly replacing or charging cells or batteries that contain alkaline...

Page 9: ...obligations and disposal obligations for manufacturers within the EU Contact your Rohde Schwarz customer service center for environmentally responsible disposal of the product 3 If products or their components are mechanically and or thermally processed in a manner that goes beyond their intended use hazardous substances heavy metal dust such as lead beryllium nickel may be released For this reaso...

Page 10: ...na forma responsable de consecuencias a causa del mal uso del producto Se parte del uso correcto del producto para los fines definidos si el producto es utilizado conforme a las indicaciones de la correspondiente documentación del producto y dentro del margen de rendimiento definido ver hoja de datos documentación informaciones de seguridad que siguen El uso del producto hace necesarios conocimien...

Page 11: ...inua DC Advertencia superficie caliente Corriente alterna AC Conexión a conductor de protección Corriente continua Corriente alterna DC AC Conexión a tierra El aparato está protegido en su totalidad por un aislamiento doble reforzado Conexión a masa Distintivo de la UE para baterías y acumuladores Más información en la sección Eliminación protección del medio ambiente punto 1 Aviso Cuidado en el m...

Page 12: ...ante respecto a los estados operativos y posiciones de funcionamiento sin que se obstruya la ventilación Si no se siguen las indicaciones del fabricante pueden producirse choques eléctricos incendios y o lesiones graves con posible consecuencia de muerte En todos los trabajos deberán ser tenidas en cuenta las normas nacionales y locales de seguridad del trabajo y de prevención de accidentes 1 Si n...

Page 13: ... bien accesible Si p ej el enchufe de conexión a la red es el dispositivo de desconexión la longitud del cable de conexión no debe superar 3 m Los interruptores selectores o electrónicos no son aptos para el corte de la red eléctrica Si se integran productos sin interruptor en bastidores o instalaciones se deberá colocar el interruptor en el nivel de la instalación 5 No utilice nunca el producto s...

Page 14: ...redundar en peligro para las personas 17 No utilice el producto en condiciones en las que pueda producirse o ya se hayan producido condensaciones sobre el producto o en el interior de éste como p ej al desplazarlo de un lugar frío a otro caliente La entrada de agua aumenta el riesgo de choque eléctrico 18 Antes de la limpieza desconecte por completo el producto de la alimentación de tensión p ej r...

Page 15: ...N 55032 CISPR 32 Aparato de clase A Aparato adecuado para su uso en todos los entornos excepto en los residenciales y en aquellos conectados directamente a una red de distribución de baja tensión que suministra corriente a edificios residenciales Nota Los aparatos de clase A están destinados al uso en entornos industriales Estos aparatos pueden causar perturbaciones radioeléctricas en entornos res...

Page 16: ...n ser sustituidas por el tipo Rohde Schwarz correspondiente ver lista de recambios 7 Las baterías y celdas deben reciclarse y no deben tirarse a la basura doméstica Las baterías o acumuladores que contienen plomo mercurio o cadmio deben tratarse como residuos especiales Respete en esta relación las normas nacionales de eliminación y reciclaje 8 En caso de devolver baterías de litio a las filiales ...

Page 17: ... producto o componente más allá del funcionamiento previsto pueden liberarse sustancias peligrosas polvos con contenido de metales pesados como p ej plomo berilio o níquel Por eso el producto solo debe ser desmontado por personal especializado con formación adecuada Un desmontaje inadecuado puede ocasionar daños para la salud Se deben tener en cuenta las directivas nacionales referentes a la elimi...

Page 18: ...이 기기는 가정용 B급 전자파 적합기기로서 주로 가정에서 사용하는 것을 목적으로 하며 모든 지역에서 사용할 수 있습니다 1171 0200 79 01 ...

Page 19: ...rument up to date and to be informed about new application notes related to your instrument please send an e mail to the Customer Support Center stating your instrument and your wish We will take care that you will get the right information Europe Africa Middle East Phone 49 89 4129 12345 customersupport rohde schwarz com North America Phone 1 888 TEST RSA 1 888 837 8772 customer support rsa rohde...

Page 20: ...2 2 Rear View 10 2 2 1 Remote Control 10 2 2 2 Ground Terminal 10 2 2 3 CEE built in connector 10 2 2 4 Protective Earth Conductor Terminal 11 2 2 5 Auxiliary Voltage Input 11 3 Block Diagram 12 4 Preparing for Use 13 4 1 Unpacking the Device 13 4 2 Setting Up The Device 13 4 3 Protective Earthing 14 4 4 AC Supply 15 4 5 Connecting the RF Reference Ground 16 4 5 1 Avoiding Grounding Loops 17 4 6 C...

Page 21: ...ontents User Manual 1326 6492 04 03 E 4 5 Operating the V Network 23 5 1 Measurement Example 23 6 Remote Control 25 7 Maintenance and Upkeeping 27 8 Calibration and Recommended Recalibration Interval 28 9 Index 29 ...

Page 22: ...his operating manual must be strictly observed Incorrect operation of the V network may expose users to a life threatening situation Users have to be instructed accordingly Electric shock due to improper operation By design V networks exhibit high ground leakage currents Moreover by principle such a device has a nonstandard isolation and no fuse in the measuring circuit the R S ENV432 only feature...

Page 23: ...nductor terminal on the rear panel of the R S ENV432 Only then may the V network be connected to the mains supply Removal from service must be performed in the reverse order First disconnect the V network from the mains supply and only then disconnect the additional protective earth conductor connection If electrical separation is used as a protective measure an electrical specialist must decide a...

Page 24: ...e voltage generated by the EUT to the test receiver in a defined manner Decouple the test circuit from mains disturbances The R S ENV432 V network is built with air core inductances 50 μH and 250 μH and conforms to the requirements specified in CISPR 16 1 2 Additional equipment Artificial hand 10 dB attenuator in decoupling branch Pulse voltage limiter at measurement output Remote control interfac...

Page 25: ...ket three phase EUT 2 5 Push button for switching on the fans 6 Push button for switching off the pulse limiter 7 Rotary switch for selecting the test path 8 RF output to test receiver 9 Protective earth terminal 2 1 1 Artificial Hand 4 mm connector female with knurled clamp for connecting the artificial hand in order to mimic the influence of the user s hand while measuring the disturbance voltag...

Page 26: ...ing the fan button activates the ventilation manually to prevent any damage due to overheating The V network ventilation is automatically set to full speed at an internal housing temperature of approx 50 C and the fan LED turns orange If the coil temperature is 100 C an acoustic alarm sounds and the fan LED turns red 2 1 6 Limiter Pushing the limiter button switches off the pulse limiter 2 1 7 Lin...

Page 27: ...2 Ground terminal 3 CEE built in connector three phase MAINS 4 Protective earth terminal 5 Mains voltage input for auxiliary voltage and selection of mains voltage 2 2 1 Remote Control 25 contact D Sub terminal female for connecting the remote control cable 2 2 2 Ground Terminal 4 mm connector female for connecting the reference ground during calibration 2 2 3 CEE built in connector CEE built in c...

Page 28: ...al M8 threaded bolt for connecting the protective earth conductor 2 2 5 Auxiliary Voltage Input Low temperature connector with mains filters for applying the auxiliary voltage for powering fans and control logic The R S ENV432 can be set for two different nominal AC supply voltages 115 V and 230 V ...

Page 29: ...R S ENV432 Block Diagram User Manual 1326 6492 04 03 E 12 3 Block Diagram ...

Page 30: ... S ENV432 into operation make sure the following requirements have been met The V network is connected to an additional protective earth conductor The air vents are not blocked No signal or operating voltages exceeding the permitted limits are present at the inputs The maximum permissible constant current at the device s outputs is not exceeded and the outputs are not incorrectly connected Be sure...

Page 31: ...with cross sectional area of 6 mm2 between a protective earth terminal in the test room and the protective earth conductor terminal on the rear panel of the R S ENV432 In this manner the housing voltage will remain under 4 V even in case of a faulty EUT i e in the event of a short circuit Only then may the V network be connected to the mains supply Removal from service must be performed in the rev...

Page 32: ...sures must be taken to protect the user against direct or indirect contact V networks such as the R S ENV432 may also not contain any power fuses Therefore the connected mains supply must be sufficiently fused If the EUT is operated on the single phase SCHUKO socket outlet EUT 1 the maximum permissible constant current is 16 A and the AC supply must thus be fused for 16 A If the EUT is operated on...

Page 33: ...ible and correct measurement results The RF reference ground that is used can be connected flush to the laterally arranged ground bar 2 using a wide metal foil and seven M6 screws 1 see Fig 3 Fig 3 Connection to RF reference ground Make sure that the RF reference ground is not impacted by disturbance voltages e g from an industrial network when the protective earth conductor is connected to the pr...

Page 34: ...rce CISPR 16 2 1 2008 10 Edition 2 Fig 4 Arrangement of PE chokes to avoid grounding loops PE chokes for currents up to about 30 A are common In case of higher currents you can make them yourself by using ferrite toroidal cores The following rule applies In case of a short circuit the voltage drop at the PE choke must not exceed 4 V A sheath current absorber for the coaxial cable can be implemente...

Page 35: ...ring for Use User Manual 1326 6492 04 03 E 18 Fig 5 Attenuation of sheath current choke measured in 150 Ω test setup An attenuation of 20 dB means that the effective impedance of the sheath current choke is approx 1500 ...

Page 36: ... is 100 V to 120 V In the 230 V setting the nominal AC supply voltage range is 220 V to 240 V Make sure to read and understand the safety instructions in this manual before setting the device for a different AC supply voltage or replacing a fuse The F1 F2 line fuses are dimensioned to provide protection against overcurrent situations and short circuits in both voltage ranges If the fuse is exchang...

Page 37: ...n of the LINE SELECTION rotary switch If the V network is connected to 230 V and the voltage selector is set to 115 V the V network s internal F3 F4 fuses may blow The internal F3 F4 fuses may be replaced only by an authorized Rohde Schwarz service center two spare fuses are part of the equipment supplied 4 7 Connecting the Test Receiver Connect the test receiver using a 50 coaxial cable to the te...

Page 38: ...ter The switchable pulse limiter limits voltage peaks up to 140 dBµV at the RF output This corresponds to a measured disturbance signal level of 150 dB V Please note that the test receiver only covers a 9 kHz spectral component of a broadband disturbance signal When the device is powered on the pulse limiter is always activated and must be intentionally switched off This ensures that it cannot be ...

Page 39: ...permissible constant current of 32 A a line cross section of at least 4 mm2 is required The cable s outer diameter should be at least 22 mm to ensure adequate strain relief An appropriate CEE connector for establishing connecting lines is part of the equipment supplied In order to mimic the influence of the user s hand while measuring the disturbance voltage usage of an artificial hand is required...

Page 40: ...eating The V network ventilation is automatically set to full speed at an internal housing temperature of approx 50 C and the fan LED turns orange if the auxiliary voltage is connected to the AC supply If the coil temperature is 100 C an acoustic alarm sounds and the fan LED turns red In case of a high constant current load the temperature of the connection elements and the connection lines must b...

Page 41: ...2 m 2 EUT 3 AC supply cable 4 Separate connecting line to artificial hand ARTIFICIAL HAND 5 V network 6 Exposed metal collar 7 Test receiver A Connection to power supply B Connection to RF reference ground low induction e g brass plate 0 2 mm thick P Connection to EUT EUT 1 H Connection to artificial hand ARTIFICIAL HAND M Connection to test receiver TO TEST RECEIVER D Metal foils ...

Page 42: ...er with a connecting cable Fig 9 Pin assignment for rear remote control connector REMOTE CONTROL Table 1 Pin Function 12 GND 14 Test path N 15 Test path L1 16 Test path L2 17 Test path L3 The test paths L1 L2 L3 and N are selected as shown in Table 2 Table 2 Pin 14 Pin 15 Pin 16 Pin 17 Selected line L H H H N H L H H L1 H H L H L2 H H H L L3 L level 0 V to 0 4 V H level 2 V to 5 V To activate remo...

Page 43: ...CS ESS ESPI and ESCI as well as in the ES K1 and ESXS K1 EMI software the operating menu for the ESH2 Z5 V network also applies for control of the ENV432 For control of the R S ENV432 with the R S ESxI EMI test receivers ESAI ESBI ESMI the EZ 22 connecting cable is used For control with other test receivers the EZ 21 connecting cables 3 m or 10 m are used The pulse limiter cannot be remote control...

Page 44: ...ousing with a damp cloth Do not use aggressive cleaning agents The device should be switched off during cleaning The AC supply contacts SCHUKO CEE low temperature connector are subject to wear and tear due to mechanical and electrical influences Accordingly the AC supply contacts should be regularly checked for bent corroded or broken pins or sockets as well as any signs that a fire might have occ...

Page 45: ...th a calibration certificate Since the V network is neither electrically nor mechanically strained in the period between calibration and delivery to the warehouse and since aging of V networks in the warehouse is negligible due to the lack of active components the interval up to the first recalibration is counted from the date of delivery Recalibration may be performed only by the manufacturer or ...

Page 46: ...iary Voltage 19 Connection Equipment under test EUT 22 RF reference ground 16 Test receiver 20 Equipment under test EUT 22 Front View 8 Grounding loops 17 Maintenance and upkeeping 27 Measurement example 23 Protective earthing 14 Pulse limiter 21 Rear View 10 Remote control 25 RF reference ground 16 Safety Instructions 5 Setting up the device 13 Unpacking the device 13 ...

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