This International Standard establishes general rules for assigning particular meanings to certain visual, acoustic and tactile indications in order to a) increase the safety of persons, property or the environment through the safe monitoring and control of the equipment or process;
b) facilitate the proper monitoring, control and maintenance of the equipment or process;
c) facilitate the rapid recognition of control conditions and HMI actuator positions.
This standard is for general application:
– from simple cases such as single indicator lights, push-buttons, mechanical indicators, light emitting diodes (LEDs) or video display screens to extensive control stations which may include a wide variety of devices for controlling an equipment or process;
– where the safety of persons, property or the environment is involved, and also where the above-mentioned codes are used to facilitate the proper monitoring and controlling of equipment;
– where a particular kind of coding is to be assigned by a technical committee to a special function.
This BASIC SAFETY PUBLICATION focusing on SAFETY essential requirement is primarily intended for use by technical committees in the preparation of SAFETY publications in accordance with the principles laid down in IEC Guide 104 and ISO/IEC Guide 51.
One of the responsibilities of a technical committee is, wherever applicable, to make use of basic safety publications in the preparation of its publications.
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