WBV414U09 converts AC input voltage into a load independent output signal DC 4-20mA. It has adopted electromagnetic isolation principle and average measurement method for real time measurement of AC voltage from electric net or electric circuit.
Standard application
1. Accuracy
Accurate degree is conformed to IEC688:1992
2. Safety
①Overload capability
Overload capability is conformed to IEC688:1992
② Isolation voltage
Can be endured testing voltage is conformed to Q/72085584-0.1-2004
③ Insulation impedance
The insulation impedance is no less than 20M Ohm, is conformed to Q/72085584-0.1-2004
3. Electromagnetic Capability
① Electromagnetic field immunity test according to IEC 61000-4-3:1995
② Power frequency magnetic field immunity test according to IEC 61000-4-8:1993
Advantages:
Total galvanic isolation between input/output,
High accuracy,
Low drifting by temperature,
Wide temperature bearable range.
Applications:
Intelligent low-voltage power distribution system;
DC power screen, box substation;
Temperature and fire monitoring for transformer, fire monitoring for cable;
High-voltage switchgear fiber optic temperature measurement system;
Transformer contact monitoring.
Pictures of Company
The WB series of electrical isolation sensors launched by Weibo originated in 1989 and was awarded the tenth and eleventh Sichuan famous brand products. In 2021, it was successfully selected as a state-level technologically advanced "Little Giant" enterprise by the Ministry of Industry and Information Technology. Under the leadership and promotion of Weibo, the country has formed an emerging modularity isolation testing industry.
The company strives for survival by quality, takes the image of honesty and trust, expands the market with service, and insists on the core value of "innovation, trust, efficiency and responsibility", with creating the "World-renowned and China's No. 1" sensor brand as its corporate development goal, and is determined to climb the new peak of electric measurement technology.
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Input: AC 0~10V…0~1000V;
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Output: DC 4-20mA
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Frequency range: 25Hz～5kHz
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Accuracy: 0.5%
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Input impedance (R): When Ux≥10V，Ri＝Ux×1kΩ/V；
When Ux＜10V，Ri＝Ux×10kΩ/V；
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Linear range:0-120% of nominal input
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Responding time: 300ms
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Over load capacity: 2 times of nominal input, continuous;
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Maximum load: 6V
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Static current: 8mA
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Auxiliary power: AC/DC 85V～265V;
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Isolation voltage: 2500Vdc, for 1 minute
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Output ripple: ＜6mV
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Drifting by temperature: 3×10-4/℃
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Ambient temperature: -10℃～+50℃
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Mounting : DIN rail 35mm mount
