64 SPST Dry Contact OutputsProvides Direct or Automatic Control of Peripheral EquipmentConnect to the CM6800 Series Matrix Switchers Using Pelco’s M ProtocolUses RS-485 Communication InterfaceMultiple Units May be Cascaded to Provide Multiple Relay Contact Points on a Single M Port ConnectionRelay Output Contacts May be Configured for Normally Open (N.O.) or Normally Closed (N.C.) OperationRelay Groups Can Retain Their Contact Position in the Event of a Power Failure or Front Panel ResetPowered by an Auto-Ranging Power Supply