|  Operating speed  | 
                       0.01mm to 1m/sec | 
                    
                     
                        Operating  
                         frequency  | 
                       Mechanically: 240 operations/min.  
                         Electrically: 20 operations/min. | 
                    
                     
                      |  Contact resistance | 
                       15mΩmax. (initial) | 
                    
                     
                       Insulation  
                         resistance  | 
                       100MΩmin. (at 500VDC) | 
                    
                     
                      |  Dielectric strength  | 
                       1000VAC, 50/60Hz for 1 minute between  
                         non-continuous terminals  
                         2000VAC, 50/60Hz for 1 minute between  
                         current-carrying part and ground | 
                    
                     
                      |  Vibration | 
                       Mechanical durability: 10 to 55Hz  
                         1.5mm double amplitude  | 
                    
                     
                      |  Shock | 
                       Mechanical durability:  
                         Approx. 1,000m/sec2 (approx. 100G's)  
                         Malfunction durability:  
                         Approx. 300m/sec2 (approx. 30G's) | 
                    
                     
                       Ambient operating  
                         temperature  | 
                       General purpose type: -25<to +80≧  
                         Sealed type: -15 to 80≧  | 
                    
                     
                      |  Humidity | 
                       General purpose type: 85%RH max.  
                         Sealed type: 95%RH | 
                    
                     
                      |  Service life | 
                       Mechanically: 20,000,000 operations min  
                         Electrically: 500,000 operations min. | 
                    
                     
                      |  Weight 
                         | 
                       Approx. 22 to 58g |