3BHB003689 is an electrical signal converter produced by ABB company. The specific technical description is as follows:
​Product model: 3BHB003689.
Weight: 1.2kg.
Size: 20cm x 10cm x 5cm.
Operating temperature range: -10℃ ~ 55℃.
Input voltage: 220V.
Output voltage: 24V.
Product specifications: Color is black, material is plastic, packaging is carton packaging.
Application: Suitable for industrial automation control system, for the transmission and conversion of electrical signals.

3BHB003689

Product usage instructions: Confirm that the input voltage meets the requirements of the product, and connect the input and output terminals correctly before use.
Product technical description: Using advanced digital signal processing technology, with high precision, high stability and high reliability.
Unsupported voltage type: This product does not support the input voltage 110V, nor the output voltage 12V.
Environmental tolerance: It does not have the function of waterproof and dustproof. Pay attention to environmental conditions when using.
The product can convert 0~10mA or 4~20mA DC signal into 20~100kPa pneumatic signal, so that the electric unit instrument and the pneumatic unit instrument can work together. The working principle of 3BHB003689 electrical signal converter is mainly based on the on-off and cutoff characteristics of electronic devices, and realizes the conversion of electrical energy by controlling the flow direction and size of the current. Transistor is one of the commonly used electronic devices, and its working state (on-off or off) can be adjusted by controlling the size and direction of the base current, thereby changing the output voltage.
​In addition, 3BHB003689 also has the characteristics of high efficiency, high reliability and low noise, and the protection level is IP20, which is widely used in industrial automation, robotics and energy management fields