Siemens SIMATIC Manual page 625

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S7-300 Module data

Manual, 06/2017, A5E00105505-AJ

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 ≥

G.2 Safety-related symbols for devices with Ex protection

Safety-relevant symbols

S7-300S7-300 module data