The following is an introduction to the 1MRK002122-ABR02 multi-mode optical fiber communication module:
Basic information
Brand: ABB
Model: 1MRK002122-ABR02
Product Type: Multimode optical fiber communication module, commonly used in industrial automation and control systems.
Technical parameter
Transmission wavelength: 850nm, this wavelength is more commonly used in multi-mode fiber communication, which can effectively reduce transmission loss and dispersion.
Fiber type: Suitable for 50/125µm glass multimode fiber with a core diameter of 50µm and a cladding diameter of 125µm, with high bandwidth and good optical transmission performance.
Maximum transmission distance: up to 2km, which can meet the data transmission needs between industrial equipment within a certain range.
Attenuation parameters: 1MRK002122-ABR02 includes optical fiber cable attenuation 6dB, connector attenuation 2dB (2 connection points), factory splice loss (welding loss) 0.1dB, repair splice loss (repair welding loss) 0.3dB, optical fiber aging margin (aging margin) 0.2dB, total attenuation is 8.6dB, optical budget is 9dB, and there is an additional 0.4dB margin.
Functional characteristics

Efficient data transmission: At 850nm wavelength, high-speed data transmission can be achieved to meet the requirements of rapid exchange and processing of large amounts of data in industrial automation systems.
Good compatibility: Matched with 50/125µm multi-mode fiber, it is compatible with the fiber interface of many industrial equipment and systems for easy integration and application.
Reliable transmission performance: 1MRK002122-ABR02 through reasonable attenuation parameter design and optical budget planning, to ensure the stability and accuracy of data transmission within a 2km transmission distance, strong anti-interference ability, can reduce signal distortion and bit error rate.