Festo Кабели и принадлежности - Manual (Page 41)

3. Installation
3−6
Festo P.BE−SPC200−SMX−1−EN en 0503b
3.2 Connecting the sensors
Warning
S Use only PELV circuits as per IEC/DIN EN 60204−1 (ProĆ
tective Extra−Low Voltage, PELV) for the electrical supply.
Consider also the general requirements for PELV circuits
in accordance with IEC/DIN EN 60204−1.
S Use power supplies which guarantee reliable electrical
isolation of the operating voltage as per IEC/DIN EN
60204−1.
By the use of PELV circuits, protection against electric shock
(protection against direct and indirect contact) is guaranteed
in accordance with IEC/EN 60204−1 (Electrical equipment for
machines, General requirements).
Please note
Check within the framework of your EMERGENCY STOP
circuit to ascertain the measures necessary for putting
your machine/system into a safe state in the event of an
EMERGENCY STOP (e.g. switching off the operating voltĆ
age, switching off the compressed air).