International Organization for Standardization (ISO)
Latest
ISO 8999:2001
Scope
This International Standard specifies graphical symbols for operator controls, gauges, tell-tale indicators and instructions for reciprocating internal combustion (RIC) engines in order to provide necessary information on their use and operation.
It is applicable to RIC engines for land, rail traction and marine use, excluding engines used to propel road vehicles and aircraft.
ISO 8999:2001 Referenced Document
IEC 60073:1996 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indication devices and actuators
ISO 3461-1:1988 General principles for the creation of graphical symbols; part 1: graphical symbols for use on equipment