1. Yokogawa Electric Corporation Copyright © Yokogawa Electric Corporation Release 2.10 Functionality Overview September 2004

2. Copyright © Yokogawa Electric Corporation Page.2 Release 2.10 Enhancements Summary Ad Hoc aggregation Exaquantum OPC Server to client applications - support for DA and HDA Updated OS support Trend Performance Improvements Historian performance enhancements –Write efficiency –Archiving Ad Hoc data catch-up (following network failures)

3. Copyright © Yokogawa Electric Corporation Page.3 Release 2.10 Enhancements Summary – cont. Web security enhancements RBNS Security –Enhancements to “write” security Improved Diagnostic Tools Single Server support for 100,000 tags Template import/export tool OPC Reference data scripting Licensing Improvements

4. Copyright © Yokogawa Electric Corporation Page.4 General Enhancements R2.10

5. Copyright © Yokogawa Electric Corporation Page.5 Updated OS support Exaquantum/Server –Windows 2000 Server –Windows Server 2003 Standard Edition (New!) Exaquantum/Explorer –Windows 2000 Professional –Windows 2000 Server –Windows XP Professional –Windows Server 2003 Standard Edition (New!) Exaquantum/Web –Windows 2000 Professional –Windows 2000 Server –Windows XP Professional –Windows Server 2003 Standard Edition (New!)

6. Copyright © Yokogawa Electric Corporation Page.6 Improved Diagnostic Tools Helps Yokogawa provide fast, reliable system support Automatically collects a range of data Customers receive more responsive and accurate responses to support queries

7. Copyright © Yokogawa Electric Corporation Page.7 The following data is collected: –Windows system information –System Event logs –Database configuration –Registry –Process information – task manager –Dr Watson logs –Network information –Exaquantum software revision information Improved Diagnostic Tools - details

8. Copyright © Yokogawa Electric Corporation Page.8 Template import/export tool Reduction of initial system configuration time– reduced engineering costs Global standard format for exports Further standardisation of Exaquantum implementation – allows more legacy data to be imported for more analysis Legacy PIMS *.txt file

9. Copyright © Yokogawa Electric Corporation Page.9 Speeds up template design and system configuration Handles Tag and Function Block template data Data stored in.txt format –Common data standard, easy to edit Can be used to develop template standards for deployment in Multi-server configurations Template import/export tool - details Existing PIMS *.txt file

10. Copyright © Yokogawa Electric Corporation Page.10 Licensing Improvements Benefits –Simpler Licensing model –Greater flexibility for new and existing customers Maintaining existing model numbers for backwards compatibility Licences can now be configured with any mix of the following; –Tags (in blocks of 1000 tags) –Exaquantum Servers & Web Servers –Exaquantum Explorer Clients –Exaquantum Web Clients Upgrades can provided with any mix of the following: –Tags (in blocks of 1000 tags) –Exaquantum Servers & Web Servers –Exaquantum Explorer Clients –Exaquantum Web Clients

11. Copyright © Yokogawa Electric Corporation Page.11 Server Enhancements R2.10

12. Copyright © Yokogawa Electric Corporation Page.12 RBNS Security Users can be assigned Write access to individual RBNS views Allows Operators to see all plants but only have write access to selected plants Gives users greater flexibility in the deployment and support of RBNS installations ABCD RBNS group: Plant A Operator READWRITE ABCD

13. Copyright © Yokogawa Electric Corporation Page.13 Auto update of OPC Reference data OPC Reference data can updated automatically –Engineering range –Engineering Units –Descriptor Simple script can be written to update and run in the Operating System scheduler (W2000/W2003 server) It will be possible to update the reference data for all or one or more of the OPC servers.

14. Copyright © Yokogawa Electric Corporation Page.14 Single Server support for 100,000 tags Exaquantum Server supports up to 100,000 tags per server –Based upon 1 minute update rates –Dual Xeon Processor required For Servers with 50,000 tags or less single Xeon is sufficient

15. Copyright © Yokogawa Electric Corporation Page.15 Exaquantum OPC Server Provides information from Exaquantum Historian -> higher level applications Supports: –DA –HDA Simple connections to more systems – better interoperability & business transparency

16. Copyright © Yokogawa Electric Corporation Page.16 Ad Hoc data catch-up Designed to cope with lost OPC connections –Typically network failures Provides catch-up for DA data only –No support for AE at present Requires OPC HDA –Qualified with Exaopc OPC Data Exaquantum OPC Server Maintenance Network Outage Data Catch up

17. Copyright © Yokogawa Electric Corporation Page.17 History catch up after maintenance Data Catch up at start up while server offline. Information includes aggregations and calculations OPC Data Exaquantum OPC Server Maintenance Raw History Data Aggregations & Calculations Exaquantum Server Raw data, calculations & Aggregations entered

18. Copyright © Yokogawa Electric Corporation Page.18 Ad Hoc History Catch up OPC Data Exaquantum OPC Network Outage Missing data spotted by operator Aggregations & Calculations Raw History Data Calculations & Aggregations NOT entered

19. Copyright © Yokogawa Electric Corporation Page.19 Client Enhancements R2.10

20. Copyright © Yokogawa Electric Corporation Page.20 Web security enhancements Web components will be certified by “Verisign” Relaxation of IE security no longer required to support Exaquantum Web

21. Copyright © Yokogawa Electric Corporation Page.21 Trend Performance Improvements 2.02.50 saw substantial Trend Performance improvements 2.10 will set yet further improvement with performance tuning to both client and server mechanisms

22. Copyright © Yokogawa Electric Corporation Page.22 Ad Hoc aggregation Excel supports creation of aggregations “on the fly” –Continuous aggregations Maximum Minimum Standard Deviation Summation Average Spot Value –Discrete (for a defined state) Count On-time for a given state

23. Copyright © Yokogawa Electric Corporation Page.23 Ad Hoc aggregations – how they work Day 1Day 4Day 3Day 2Day 5

24. Copyright © Yokogawa Electric Corporation Page.24 Summary of Release 2.10 benefits Release 2.10 provides major performance improvements in several areas –Trending –Archiving –Data retrieval –User interface improvements Greater scalability –Up to 100k tags per server!! Further reductions is system configuration and cost of ownership –RBNS improvements –Template management –Diagnostic data gather tools Improved Licence flexibility – you buy what you need!!