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Mianyang Weibo Electronic Co.,Ltd

No.7 Road 2 of Xianren Road Youxian District Mianyang City P.R. China

Tel: 86-816-2971265 Fax: 86-816-2281934

www.wb-my.com

wbdz@yahoo.cn

7

7

hazardous environment using, please add protective alternatives.

7.

This product uses fire prevent ABS crust, its temperature withstand is only limited as

+85

, higher than this limitation will cause the product deformation. Please use and

store carefully.

8.

This product can’t be used to measure the pulse DC voltage signal, otherwise there will

be more errors or no output.

Product

Product

Product

Product Input-Output

Input-Output

Input-Output

Input-Output characteristic

characteristic

characteristic

characteristic curve

curve

curve

curve

Input (%)

0

100

4mA~20mA Input-Output characteristic curve

20

23.2

120

Output (mA)

4

Summary of Contents for WBV344U01

Page 1: ...oltage Voltage Voltage Voltage Transducer Transducer Transducer Transducer www wb my com wbdz yahoo cn Technical Service 86 816 2278271 Quality Complain 86 816 2278273 Fax Line 86 816 2281934 ISO9001 ISO14000 GB T2800 CE Certified Quality Warranty Any quality problem found in WB series products we offer Three years free charge of repair the products and six months guaranteed free charge of change ...

Page 2: ...enance and servicing The operating manual for the equipment gives instructions for its installation commissioning and operation However the manual cannot cover all conceivable circumstances or include detailed information on all topics In the event of questions or specific problem do not take any action without proper authorization Contact the appropriate WB technical sales office and request the ...

Page 3: ...ation WBV344U01 converts DC input pure voltage into a load independent output signal DC 0 20mA or 4 20mA It has adopted modulation demodulation isolation principle and average measurement method for real time measurement of DC voltage from electric net or electric circuit The product has certain advantages of total galvanic isolation between input output high accuracy low drifting by temperature a...

Page 4: ...ass 0 5 4 Input Impedance R when Vx 1V Ri Vx 10kΩ V When Vx 1V Ri 1MΩ 5 Linear Range 0 120 of nominal input 6 Responding Time 150ms 7 Over Load Capacity 2 times of nominal input continuous 8 Maximum Load Output voltage 6V 9 Auxiliary Power 12V 24V 10 Current consumption for static status 17mA 11 Isolation Voltage Input output 2500Vdc for 1 minute 12 Output Ripple 10mV 13 Drifting by Temperature 0 ...

Page 5: ...ing 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 a The auxiliary power requires isolation voltage 2000VAC DC current output ripple 10mV and multiple converters can share with one set auxiliary power together b When measuring dc voltage exceeds 1000volts the circuit needs adding a resistor to divide the inp...

Page 6: ...curacy value of the transducer it shows the transducer s accurate grade is qualified Caution Caution Caution Caution 1 Pay attention to the auxiliary power information especially the auxiliary power grade and polarity other wise will damage the product 2 Pay attention to the wire connection wrong terminal connection will cause malfunction of the product and even damage the product 3 Don t dismantl...

Page 7: ...re withstand is only limited as 85 higher than this limitation will cause the product deformation Please use and store carefully 8 This product can t be used to measure the pulse DC voltage signal otherwise there will be more errors or no output Product Product Product Product Input Output Input Output Input Output Input Output characteristic characteristic characteristic characteristic curve curv...

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