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Home » Technical standards » ATEX Standards » EN 16985: Spray booths for organic coating material – Safety Requirements » 4.10 – Safety devices and control systems requirements
Last edit: 03/03/2023
In the chapter 4.10 are described the requiremnets that safety devices and control systems must have.
"Safety related control systems shall be designed according to EN ISO 13849…"
Below is reported a summary table regarding the safety requirements required by the standard for some functions:
Safety Functions
PLr (Required Performance Level)
Interlocking of movable guards or safety devices with the hazardous movement/event
PL d if robots are present.
For all other cases, PLr shall be determined by risk assessment.
Interlocking of movable guards or means of access with the high voltage power supply
PL d
Automatic spray booths:
Interlocking and guard locking to prevent access during purge process (purge time)
PL c
Interlocking and guard locking to prevent access during the spray application process
Manual spray booths:
Interlocking of forced ventilation with the spray application system
Interlocking of fire detection system
Interlocking of the forced ventilation system with the spray application system
Interlocking of filter monitoring
Interlocking of monitored back-up filter with downstream fan