| Design | round | 
                                
                                    | Permission | RCM mark | 
                                
                                    | CE certificate (see declaration of conformity) | to EU EMC directive | 
                                
                                    | Material information | Copper and PTFE-free | 
                                
                                    | Measurement principle | Inductive magnet | 
                                
                                    | ambient temperature [°C] | -25 to 70 | 
                                
                                    | Control output | PNP | 
                                
                                    | Switching element function | NO contact | 
                                
                                    | Reproducibility of the switching value | ± 0,1 mm | 
                                
                                    | Switch on time [ms] | <= 5 ms | 
                                
                                    | Switch off time [ms] | <= 5 ms | 
                                
                                    | Max. output current [mA] | 200 | 
                                
                                    | Max. switching capacity DC [W] | 6 | 
                                
                                    | Voltage drop [V] | 2 | 
                                
                                    | Residual current [mA] | <= 0,01 mA | 
                                
                                    | Short circuit resistance | Cycling | 
                                
                                    | Overload resistant | Available | 
                                
                                    | Operating voltage range DC [V] | 10 to 30 | 
                                
                                    | Reverse polarity protection | for all electrical connections | 
                                
                                    | electrical  connection: | 3-wire | 
                                
                                    | Connection outlet direction | along | 
                                
                                    | Fastening type | With Accessories | 
                                
                                    | Max. tightening torque [Nm] | 0,8 | 
                                
                                    | Product weight [g] | 70 | 
                                
                                    | Housing  material | PET | 
                                
                                    | Switching status indicator | LED yellow | 
                                
                                    | Protection  category | IP67 | 
                                
                                    | Cable  length [MTR] | 2,5 | 
                                
                                    | Line properties | Standard | 
                                
                                    | Cable sleeve material | PVC | 
                                
                                    | Ambient temperature for moving cable placements [°C] | -5 to 70 | 
                                
                                    | Weight | 70 g / Pcs | 
                                
                                    | GTIN | 4052568117726 | 
                                
                                    | Customs duty number | 85365019 | 
                                
                                    | RoHS compliant | Yes | 
                                
                                    | Manufacturer | Festo | 
                                
                                    | Document | Group data sheet: SMX-4 (english) , Data sheet |