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INSTRUCTION MANUAL

 

LI-400C 

LINE IMPEDANCE STABILIZATION NETWORK 

 

1912 1 El  T oro  Rd   ●   S il vera d o, C al ifornia  926 76  ●  ( 94 9)  459- 9600    ●   com -p ow er.com

 

                

 

 

      REV0221   

8.0

 

  W

ARRANTY 

 

Com-Power warrants to its Customers that the products it manufactures will be free from 
defects  in  materials  and  workmanship  for  a  period  of  three  (3)  years.  This  warranty  shall 
not apply to: 

 

Transport damages during shipment from your plant.   

 

Damages due to poor packaging. 

 

Products operated outside their specifications. 

 

Products Improperly maintained or modified. 

 

Consumable items such as fuses, power cords, cables, etc. 

 

Normal wear  

 

Calibration 

 

Products shipped outside the United States without the prior knowlege of Com-
Power. 

In  addition,  Com-Power  shall  not  be  obliged  to  provide  service  under  this  warranty  to 
repair  damage  resulting  from  attempts  to  install,  repair,  service  or  modify the  instrument 
by personnel other than Com-Power service representatives. 

Under  no  circumstances  does  Com-Power  recognize  or  assume  liability  for  any  loss, 
damage  or  expense  arising,  either  directly  or  indirectly,  from  the  use  or  handling  of  this 
product,  or any inability to  use this product separately or in combination  with any other 
equipment. 

When  requesting  warranty  services,  it  is  recommended  that  the  original  packaging 
material be used for shipping.  Damage due to improper packaging will void warranty. 

If  you  feel  that  the  product  is  not  working  as  intended,  or  is  malfunctioning,  please 
contact Com-Power for assistance. 

In the case of repair or complaint, Please visit our 

website 

www.com-power.com

  and  fill  out  RMA  form  (

http://com-

power.com/repairservicereq.asp

).  Our  customer  service  personnel 

The  RMA 

number  should  be  displayed  in  a  prominent  location  on  the  packaging  and  on  the  
product, along with a description of the problem, and your contact information.           

                 

 

8.1 Maintenance 

 

This product contain no user serviceable parts inside. If the unit does not operate 
or needs calibration, please contact Com-Power Corporation. Any modifications 
or  repairs  performed  on  the  unit  by  someone  other  than  an  authorized  factory 
trained technician will void warranty. 
 
The exterior surface may be cleaned with mild detergent and then be wiped with 
a  dry,  clean,  lint-free  cloth.  Use  care  to  avoid  liquids  or  other  foreign  objects 
entering the chassis. 

 

Distributed by: Reliant EMC LLC,  +1 408 916

5750,  [email protected], www.reliantemc.com

Summary of Contents for LI-400C

Page 1: ...L LI 400C LINE IMPEDANCE STABILIZATION NETWORK REV0221 INSTRUCTION MANUAL For LINE IMPEDANCE STABILIZATION NETWORK Model LI 400C 10 kHz to 10 MHz Distributed by Reliant EMC LLC 1 408 916 5750 info rel...

Page 2: ...ion 10 5 1 Overview 10 5 2 Product Setup 10 5 3 Front Rear Panel Marking 11 6 0 LISN Theory 13 7 0 Typical Performance Data 14 8 0 Warranty 15 8 1 Maintenance 15 List of Figures Figure 1 Single Phase...

Page 3: ...y precautions operational instructions and warranty information and guidelines and instructions for its proper usage Information contained in this manual is the property of Com Power Corporation It is...

Page 4: ...munity Test Systems Impedance Stabilization Networks ISN Line Impedance Stabilization Networks LISN Antenna Masts Near Field Probe Sets Preamplifiers Power Amplifiers Spectrum Analyzers Product Safety...

Page 5: ...ser that un insulated dangerous voltages are present within the product enclosure and on output connectors These voltages may be of sufficient magnitude to constitute a risk of electric shock to perso...

Page 6: ...ficate External transient limiter model LIT 930 3 4 General Safety Instructions The following safety instructions have been included in compliance with safety standard regulations Please read them car...

Page 7: ...rol and laboratory use In addition the basic insulation required for a category I protection device cannot be assured Therefore it is imperative to provide additional measures safeguarding against dir...

Page 8: ...ladder ENVIRONMENTAL CONDITIONS This equipment is designed for indoor use Ambient temperature range during operation should be between 5 C to 40 C STORAGE AND PACKAGING The device should only be stor...

Page 9: ...nes Two lines Max current rating 25 Amp Max Voltage rating 270 VAC 50 400 Hz Line to Ground 380 VDC Inductor type 50 H EUT Power connector Shrouded Superior Electric Banana Connector RF measurement co...

Page 10: ...nt port for connection to the measuring instrument like EMI Receiver or Spectrum Analyzer 5 2 Product Setup Before initiating use of LISN ensure that PE conductor is connected to ground The ventilatio...

Page 11: ...nnected to any power source protected by either a ground fault circuit interrupter GFCI circuit breaker or residual current devices RCDs The power source must be protected by a circuit breaker with a...

Page 12: ...s a 50 N Type female connector to connecting the Spectrum analyzer or EMI receiver for making conducted noise measurements The shielding connection of the N connector shield is connected to the housin...

Page 13: ...under test however the power to the equipment passes through the LISN with minimal attenuation This filter is comprised of a single stage low pass LC filter The inductors L used in the LI 400C are ai...

Page 14: ...wer com REV0221 7 0 TYPICAL PERFORMANCE DATA Figure 6 Typical Impedance compared to Mil Std requirements Figure 7 Typical Insertion Loss 0 10 20 30 40 50 60 70 0 01 0 1 1 10 Impedance Frequency MHz 0...

Page 15: ...ing of this product or any inability to use this product separately or in combination with any other equipment When requesting warranty services it is recommended that the original packaging material...

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