What it is and where it fits
The Siemens 3RK1911-1AF22 is an ECOFAST hybrid fieldbus connection that transitions a PROFIBUS network from IP20 (cabinet-side) to IP65 (field-side), merging bus and power supply into a single hybrid cable run. It is a 2-channel infeed with CU/CU socket-to-socket configuration, designed for distributed I/O and actuator/sensor networks in machine builds and process lines where the control cabinet and field devices are separated by distance or environmental barriers.
Compliance and substance prohibitance
Substance prohibitance date is 07/01/2006.