TU921S Redundant Termination Unit

Product ID: 3KDE175111L9210Type: TU921S Model: Redundant Termination UnitBrand: ABBCondition: New & Original in Factory PackingFactory Warranty: 12 MonthsThe remote S900 I/O system can be installed in non-hazardous areas or directly in Zone 1 or Zone 2 hazardous area depending on the selected system variant. S900 I/O communicates with the control system level using PROFIBUS DP standard. The I/O system can be installed directly in the field, therefore the costs for mashalling and wiring are reduced.The system is sturdy, error-tolerant and easy to service.Integrated disconnection mechanisms allow replacement during operation, meaning that there is no need to interrupt the primary voltage in order to exchange the power supply units.S900 I/O type S. For installation in hazardous area Zone 1. For connecting intrinsically safe field devices installed in Zone 2 or Zone 1 or Zone 0.TU921S Redundant Termination Unit (TU16R-Ex), for 16 I/O-modules, redundant communication and power (Delivery includes CD910).- ATEX Certification for installation in Zone 1- Redundancy (Power and Communication)- Hot Configuration in Run- Hot Swap functionality- Extended Diagnostic- Excellent configuration and diagnostics via FDT/DTM- G3-coating for all components- Simplified maintenance with auto-diagnostics- Termination unit for up to 16 I/O modules- Prepared for redundant system power and communication- Up to 4 terminals per channel- Preselection of fieldbus address- Prepared for certified field housing- Mounting in safe area, Zone 1 or Zone 2 possible