FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Functional characteristics
4.1 Basic functional structure of a programmable controller
system
4.2 Characteristics of the CPU function
4.3 Characteristics of the interface function to sensors
and actuators
4.4 Characteristics of the communication function
4.5 Characteristics of the human-machine interface (HMI)
function
4.6 Characteristics of the programming, debugging, monitoring,
testing and documentation functions
4.7 Characteristics of the power-supply functions
5 Availability and reliability
Bibliography