20 January 2003 1

DSS Advisory Board

• Current Status for DSS– Good progress on software– Database interface is advancing

• Installation Schedules– Review of DSS project could be made in May– Installation of first prototype DSS in 3rd Quarter– Experimental requirements?

• Necessary services for DSS operation– Status for electricity, networking, etc?

• Sensors for DSS– Who provides which sensors?

AEVAlarmEvaluation

DINDigitalInputs

AINAnalogInputs

VAINVirtual AINs

ALMAlarms

A2AAlarm toAction

relations

ACTActions

History(only DIN,VAIN,ALM,ACT)

Receive

Boundary violationAccess Error

DSS Status PLC Status

Warm/ColdstartsPS

ModulesI/O Access

RedundancyCPU MemoryCPU TimingDSS Code

CPU StatusModule StatusCom. StatusPLC Status

• Standard LEP rack 56U (52U used)

56U

(25

6cm

)

• 4U: UPS (APC.com ?)• 1U: OPC Server PC• 2U: Local Display

• 7U: CPU (left, only in CPU racks ;-)• 7U: PS (right)• 12U: External crates (max. 2)• 1U: Sliding table

• 25U: patch panelWAGO modules (some including

relais / optocoupler)

• maybe OPC Server PC behind patch panel Racks accessible from behind ?