Couplers & I/O modules: Item no. 750-370 Fieldbus Coupler PROFINET IO; 2nd Generation Item no. 750-370 Fieldbus Coupler PROFINET IO Discontinued Generate Datasheet Download Downloads as zip Download Compare Find distributors Configure Item no. 750-370 Fieldbus Coupler PROFINET IO Discontinued Generate Datasheet Download Downloads as zip Download Compare Find distributors Configure