Safety-relevant symbols
C.2 Safety-related symbols for devices with Ex protection
CPU 1516pro-2 PN (6ES7516-2PN00-0AB0)
Operating Instructions, 11/2019, A5E35873416-AC
141
For Zone 2 potentially explosive atmospheres, be aware that the device may only
be used when it is installed in an enclosure with a degree of protection ≥ IP54.
For Zone 22 potentially explosive atmospheres, be aware that the device may
only be used when it is installed in an enclosure with a degree of protection ≥
IP6x.
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