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Mianyang Weibo Electronics Co.,Limited 

No.98 Youxian East Road, Youxian District, Mianyang City, P.R. China 

Tel: 86-0816-2971265 Fax: 86-016-2281934 

www.mywbdz.com      [email protected] 

Q/72085584-0.1-2004     

3. Electromagnetic Capability   
        3.1 Electromagnetic field immunity test according to IEC 61000-4-3:1995 
        3.2  Power  frequency  magnetic  field  immunity  test  according  to  IEC 

61000-4-8:1993     

 

Product Description and Application   

WBI417S91 converts AC input current into a load independent output signal RMS 
(0)4-20mA.  It  has  adopted  electromagnetic  isolation  principle  for  real  time 
measurement of AC current from electric net or electric circuit. 
The product has certain advantages of total galvanic isolation between input/output, 
high accuracy, low drifting by temperature, and wide temperature bearable range, 
etc.       
 

Product Dimensional Drawing (unit: mm)   

 

 

9

Содержание WBI417S91

Страница 1: ...ng WB Series Electric Isolated Transducer and Digital Electrical Transducer since 1989 USER MANUAL WBI417S91 AC current transducer www mywbdz com alex827 qq com Tel 86 0816 2971265 Fax 86 0816 2281934 ISO9001 ISO14000 ISO18000 Certified ...

Страница 2: ...l damage Before working in the terminal strip area the equipment must be isolated Proper and safe operation of the equipment depends on appropriate shipping and handling proper storage installation and commissioning and on careful operation maintenance and servicing The operating manual for the equipment gives instructions for its installation commissioning and operation However the manual cannot ...

Страница 3: ... magnetic field immunity test according to IEC 61000 4 8 1993 Product Description andApplication WBI417S91 converts AC input current into a load independent output signal RMS 0 4 20mA It has adopted electromagnetic isolation principle for real time measurement ofAC current from electric net or electric circuit The product has certain advantages of total galvanic isolation between input output high...

Страница 4: ...5Hz 1kHz 5 Linear Range 0 120 of nominal input 6 Responding Time 300ms 7 Over Load Capacity 30 times of nominal input 5 seconds 8 Auxiliary Power 12VDC 24VDC 9 Current consumption for static status 6V 10 Isolation Voltage Input Output 2500Vdc for 1 minute 11 Output Ripple 4mV root mean square value output load is 250Ohm 12 Drifting by Temperature 50 10 6 13 Ambient Temperature Commercial grade 0 5...

Страница 5: ...d before out of factory After correctly wiring it can be powered and used immediately But for further precise signal sampling user needs to warm up the product for 3 minutes before use 3 The auxiliary power requires isolation voltage 2000VAC DC current output ripple 10mV 4 Multiple transducers can share with one set auxiliary power together and the wire shared between the transducers and power sho...

Страница 6: ...itoring meter V2 to measuring the output voltage Uo of the transducer the basic introduced errorγof the transducer should be calculated as γ Uo Iz 250Ω 20mA 4mA 250Ω 100 6 Repeating step 4 5 if calculated absolute value is less than the given accuracy value of the transducer it shows the transducer s accurate grade is qualified Caution 1 Pay attention to the auxiliary power information especially ...

Страница 7: ... wire and the output signal wire should be as short as possible For product intensive installation the space between each product should not be smaller than 10mm 5 Only use identified terminals 6 There is no lightening strike prevention circuit design in this product For out door and hazardous environment using please add protective alternatives 7 This product uses fire prevent ABS crust its tempe...

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