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Grouped Safety Messages 

Make sure to read through and observe the following safety instructions! 

 

All plants and locations of the Rohde & Schwarz group of companies make every effort to keep the safety 
standard of our products up to date and to offer our customers the highest possible degree of safety. Our 
products and the auxiliary equipment required for them are designed and tested in accordance with the 
relevant safety standards. Compliance with these standards is continuously monitored by our quality 
assurance system. The product described here has been designed and tested in accordance with the EC 
Certificate of Conformity and has left the manufacturer’s plant in a condition fully complying with safety 
standards. To maintain this condition and to ensure safe operation, observe all instructions and warnings 
provided in this manual. If you have any questions regarding these safety instructions, the Rohde & 
Schwarz group of companies will be happy to answer them. 

Furthermore, it is your responsibility to use the product in an appropriate manner. This product is designed 
for use solely in industrial and laboratory environments or, if expressly permitted, also in the field and must 
not be used in any way that may cause personal injury or property damage. You are responsible if the 
product is used for an intention other than its designated purpose or in disregard of the manufacturer's 
instructions. The manufacturer shall assume no responsibility for such use 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 a basic knowledge of English. It is therefore essential that only 
skilled and specialized staff or thoroughly trained personnel with the required skills be allowed to use the 
product. If personal safety gear is required for using Rohde & Schwarz products, this will be indicated at 
the appropriate place in the product documentation. Keep the basic safety instructions and the product 
documentation in a safe place and pass them on to the subsequent users. 

Symbols and safety labels

 

 

 

 

 

 

 

 

 

Observe 

product 

documentation 

Weight 

indication for 

units >18 kg 

Danger of 

electric 

shock 

Warning! 

Hot 

surface 

PE terminal 

Ground 

Ground 

terminal 

Attention! 

Electrostatic 

sensitive devices 

 

   

 

 

 

 

 

 

 

Supply 

voltage 

ON/OFF 

Standby 

indication 

Direct 

current 

(DC) 

Alternating 

current (AC) 

Direct/alternating 

current (DC/AC) 

Device fully protected 

by double/reinforced 

insulation 

 

Observing the safety instructions will help prevent personal injury or damage of any kind caused by 
dangerous situations. Therefore, carefully read through and adhere to the following safety instructions 
before putting the product into operation. It is also absolutely essential to observe the additional safety 
instructions on personal safety that appear in relevant parts of the product documentation. In these safety 
instructions, the word "product" refers to all merchandise sold and distributed by the Rohde & Schwarz 
group of companies, including instruments, systems and all accessories.  

1171.0000.42-04.00  

Sheet 

Summary of Contents for 299.7810.56

Page 1: ...1156 6124 32 01 1 Test and Measurement Division Manual Passive Voltage Probe R S ESH2 Z3 299 7810 56 Attenuator R S ESH2Z31 827 6513 06 Printed in the Federal Republic of Germany...

Page 2: ...kV protective insulation of probe casing guard collar of probe to provide protection against accidental slipping of operator s hand Prior to using the probe check whether the protective insulation aro...

Page 3: ...ration for Use 5 Operating Instructions 5 2 Measurement 6 Determining the Interference Source Impedance Zs 6 Measuring and Evaluating the Interference Level 6 Practical Effects of the EUT Source Imped...

Page 4: ...uct 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...

Page 5: ...2000 m above sea level max transport altitude 4500 m above sea level A tolerance of 10 shall apply to the nominal voltage and of 5 to the nominal frequency Rohde Schwarz Only original parts may be use...

Page 6: ...ho use the products are physically mentally and emotionally fit enough to handle operating the products otherwise injuries or material damage may occur It is the responsibility of the employer to sele...

Page 7: ...separate from residual waste Batteries and storage batteries that contain lead mercury or cadmium are hazardous waste Observe the national regulations regarding waste disposal and recycling 28 Please...

Page 8: ...ata Sheet 1156 6124 32 A E 1 Supplement to Data Sheet ESH2 Z3 In comparison to data sheet 756 4320 14 the following has changed Specifications Input impedance 1 5 k 2 6 pF Ordering information Passive...

Page 9: ...he Directive of the Council of the European Union on the approximation of the laws of the Member States relating to electrical equipment for use within defined voltage limits 73 23 EEC revised by 93 6...

Page 10: ...hus as sured of receiving a product that is manufactured using the most modern methods available This product was developed manufactured and tested in compliance with our quality manage ment system st...

Page 11: ...ke care that you will get the right information USA Canada Monday to Friday except US public holidays 8 00 AM 8 00 PM Eastern Standard Time EST Tel from USA 888 test rsa 888 837 8772 opt 2 From outsid...

Page 12: ...earth reference ground Depending on the measurement to be performed the probe can be used with the following accessories 1 hook tip 2 solder tip 4 spring tip 5 probe tip 6 attenuator ESH2Z31 recommend...

Page 13: ...500 Z log 20 A 20 A 20 A s s s Measuring and Evaluating the Interference Level Curve B in Fig 2 gives the measurement error in dB with a defined interference source impedance Zs In this case the measu...

Page 14: ...tion of interference source impedance Zs 10 9 8 7 6 5 4 3 2 1 0 10 100 1000 10000 100000 Measurement error Reduction of indication Zs k 40 30 20 10 dB Measurement error Reduction of indication 2 in 10...

Page 15: ...dance on the measurement results with the Passive Voltage Probe ESH2 Z3 and Attenuator ESH2Z31 GEN NWA Ro 50 Ri 50 Screening box RF input R Source impedance Zs Rs Rs R Ro Ro 50 Fig 3 Test setup for th...

Page 16: ...BNC T connector 0017 6588 00 6 Adapter BNC banana plug 0017 6742 00 Recalibration Recalibration of the Passive Voltage Probe R S ESH2 Z3 is carried out by a two port measurement using the test setup...

Page 17: ...of R1 and R2 in parallel with Ri Ri 50 receiver input impedance For high precision measurements the RF input attenuation of the receiver should be 10 dB The typical additional error resulting from th...

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