Markings and symbols
B.1 Safety-relevant symbols
Symbol
Meaning
Only for industrial applications and indoor areas (control cabinet)
Install in control cabinet only
Devices approved for Ex Zone 2 in a control cabinet with min. IP54
Devices approved for Ex Zone 22 in a control cabinet with min. IP6x
122
Reference
IFP, IFP PRO, IFP ETH
Operating Instructions, 11/2017, A5E31298376-AH