SIEMENS SIMATIC S7-200 digital output expansion module EM22216 point relay output is specially designed for industrial automation control system and is suitable for various industrial environments. The module is capable of providing 16 independent relay output channels, each capable of a maximum current of 2A, suitable for AC or DC loads. Its photoelectric quarantine characteristics ensure high reliability and anti-interference ability, which is widely used in factory automation, process control and other fields.