| Hazardous Area Approval | EEx nL IIC 1T4, -40 = Ta = 121°C, II 3 G | 
                          
                            | Hazardous Area Approval | EEx nL IIC T4, -40 ° C ≤ Ta ≤ 121 ° C, II 1 G | 
                          
                            | Hazardous Area Approval | Cl I, Div I, Groups A, B, C, D; Cl II, Div I, Groups E, F, G; Cl III, Div I | 
                          
                            | Hazardous Area Approval | Ex ia IIC T4, AExia IIC, T4 | 
                          
                            | Hazardous Area Approval | Cl I, Div 2, Groups A, B, C, D; ExnL IIC T4, AExnA IIC T4 |