SIMATIC RF600 antenna RF650A, circular, frequency range 865 to 928MHz broadband dimensions 198x 198x 60mm (LxWxH), IP65, -25 to +75°C. SIMATIC RF antenna RF650ACircular, robust and compact antenna for industrial applications in production and logistics.Optimal front and back ratio, minimizes reflections and the resulting undesirable side effects. This simplifies system design and commissioning. The antenna can detect transponders in a wide variety of orientations. The broadband design makes the antenna suitable for worldwide use. Four holes (VESA 100 mounting system) enable flexible installation. High protection class (IP65) and extended temperature range enable use in harsh industrial environments and outdoors.