1. Functional Safety Expert
CEMSIS
November 13th, 2003
By:
Arian Slagt
Functional Safety Expert

2. Our Organization Revenue Founded in 1915 Commitment Tokyo, Japan
Over 80 years of dedication
to the industry
Founded in 1915
Global consolidate revenue over US$ 2,300 million
Revenue
Committed to local partnership;
over 3,000 automation engineers
in 29 countries.
Commitment
Corporate Headquarters
Tokyo, Japan
Points to highlight:
- Yokogawa has a long history as process automation supplier.
- Yokogawa is active worldwide, with strong commitment to local focus.
Global Leadership
70 affiliated companies outside Japan including 16 factories
Affiliations
Leading in process automation and one of the founding members of the Fieldbus Foundation

3. Regional HQ Europe, Netherlands
Yokogawa - Europe
Yokogawa Europe B.V.
Regional HQ Europe, Netherlands
South Africa
Yokogawa SCE
Total: more then 1200 employes

4. EJA pressure transmitter Safety and alarming systems General studies
Yokogawa activities
EJA pressure transmitter
Safety and alarming systems
General studies

5. EJA EJA pressure transmitter - Independent safety report (IEC61508
based) available
- Accepted by BNFL for use in
Safety Instrumented Systems.
(January 2003)
According BNFL procedure, based on agreement with NII.
Acceptable for B.E.?, E.D.F.??

6. Safety systems Solid state logic - inherent fail safe - no software
Alarm system for British Energy
Are certificates from e.g. TuV, Lloyds, DNV accepted ?

7. Prosafe-PLC assessment for British Energy
General studies
Prosafe-PLC assessment for British Energy
- Based on “Guidelines for Using Programmable Electronic Systems Nuclear Safety and Nuclear Safety-Related Applications”
Nuclear Electric (1998)
Software Reliability study on detected failures in the software lifecycle for Adelard (U.K.)

8. To achieve cost effective solutions we need: Clear procedures
Conclusions
To achieve cost effective solutions we need:
Clear procedures
Accepted by all European parties
Based on proven solutions

9. Thank you