WB1926B35(Single Channel Input Voltage Sensor) uses photoelectric isolation technology and digital acquisition and data processing technology to collect and calculate DC voltage signals in real time, and output data in RS485 bus mode. The product's DC voltage input signal, output and auxiliary power supply are completely isolated, small in size, light in weight, and easy to install; Single Channel Input Voltage Sensor can be widely used in various automatic control systems to collect different DC current and DC voltage signals on site, saving The A/D overhead of the system, and provides a flexible and convenient software and hardware interface for the system.
Mianyang Weibo Electronic Co., Ltd. is a national high-tech enterprise, mainly engaged in the research and development, production and sales of electrical isolation transducers, smart power transmitters, measuring instruments and other products. The "Weibo" trademark was successively rated as a famous trademark in Sichuan Province from 2014 to 2017. In 2021, it was successfully selected as a national-level specialized and special new "Little Giant" enterprise by the Ministry of Industry and Information Technology.
The WB series electrical isolation transducer was rated as the 10th and 11th Sichuan Famous Brand Product. 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 "China first and world-renowned" brand as its corporate development goal, and is determined to climb the new peak of measurement and control technology.
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Input: DC 75mV, 50V, 100V, 300V, 380V, 400V, 500V, 700V;
Output: RS485;
Accuracy level: voltage 0.2;
Auxiliary power supply: DC 12V, DC 24V;
Temperature drift: ≤350×10-6/℃ (-25℃～+70℃);
≤150×10-6/℃ (0℃～+50℃);
Working environment temperature: -25℃～+70℃;
Linear measurement range: 0%～±120% of nominal input value;
Voltage overload capacity:
2 times the nominal input voltage, lasting 1s, interval 10s, repeat 10 times without breakdown;
Anti-interference ability:
Comply with EN61326: 2006 SURGE, EFT, ESD immunity test requirements.
Quiescent current: ≤80mA;
The data update time: 100ms;
Isolation withstand voltage: DC 2500V among input, output and power supply,
Communication method: half-duplex, RS485,
Communication protocol: MODBUS-RTU
Communication baud rate: ≤19.2KBPS (default 9600BPS);
Communication distance: 1200m;
Number of communication nodes: 64 points.
