GuardLogix® Integrated Safety Systems provide the benefits of standard ControlLogix® systems, plus safety features that support SIL 3 safety applications. GuardLogix safety controllers offer integrated safety, discrete, motion, drive and process control, as well as seamless connectivity to plant-wide information systems, all in the same controller. Use EtherNet/IP™ or ControlNet™ networks for safety interlocking between or DeviceNet™ networks. controllers. Connect field GuardLogix devices over EtherNet/IP