Adapter kit DADG-AK-F6-A2 For directly mounting a positioner on the linear actuator DFPI-...-E-...P. Size=100-320, Corrosion resistance classification CRC=3 - High corrosion stress, Ambient temperature=-20 - 80 °C, Materials note=Conforms to RoHS, Material mounting bracket=High alloy steel, non-corrosive