The Vibro-Meter VM600 RLC16 (Part Number: 200-570-000-111) is a rack-mounted relay logic controller module for the VM600 series machinery protection and condition monitoring systems by Meggitt Sensing Systems. It provides 16 configurable SPDT relays and flexible logic control, serving as a critical interface for alarm signaling, equipment interlocking, and system control in industrial rotating machinery applications such as turbines, generators, compressors, and pumps. Designed for harsh industrial environments, it ensures reliable operation and seamless integration with VM600 monitoring systems and external control devices.