Turn movable armrest clockwise to move it downwards, so that the
patient can easily get on and off the chair.
A sensor (s) can be mounted on the backrest of the dental chair to
detect the presence of the patient.
The presence of this sensor allows the following functions:
• automatic activation/deactivation of the operating light after 5 seconds
of absence of patient,
• collection of statistical data on the presence of patients on the dental
chair,
• stand-by inhibition while the patient is present.