Optical fiber direct current sensor characteristic

◎Easy to install, flexible shape of sensing head
◎Small size and weight
◎High accuracy over large dynamic range
◎Wide temperature range (-40 to 80°C)
◎Bi-directional current measurement
◎No magnetic centering necessary
◎No magnetic overload problem
◎Largely insensitive to shock and vibration
◎Immune to electromagnetic interference
◎Electronics fully insulated from bus bar
◎Low power consumption
◎Interfaces
　　◎Bus Communications
　　　　◎Profibus DP, to integrate customer systems
　　　　◎PowerLink, to integrate AC 800 PEC
　　◎Anlogue Outputs: 4 – 20mA
◎Data Logging/ Transient Recording
◎Digital Signal Processing
◎Little maintenance