The Allen Bradley 22DJ9-4000 is a Series B photoelectric time delay control module designed to manage precise on-to-off and off-to-on delay functions in automation systems. It provides dependable timing control for photoelectric applications, ensuring accurate response synchronization between sensors and control devices. The 22DJ9-4000 supports a maximum operating distance of 5 feet (1.52 meters), enabling flexible installation within compact or mid-range setups. In North America, Europe, Asia, and worldwide industrial environments, this control module may possibly be implemented in systems requiring reliable photoelectric timing performance and consistent operational precision.