Model  
             | 
            ON-02G | 
            ON-12G | 
            ON-22G | 
        
        
            | 
             Chamber volume (L / cu ft) 
             
             | 
            
             52 / 1.8 
             | 
            
             91 / 3.2 
             | 
            
             135 / 4.8 
             | 
        
        
            | 
             Temperature  
             
             | 
            
             Range (℃ / ℉) 
             | 
            
             Amb. +15 to 250 / Amb. +27 to 482 
             | 
        
        
            | 
             Fluctuation1) at 100℃ (±℃ / ℉) 
             | 
            
             0.3 / 0.54 
             | 
            
               
             | 
            
               
             | 
        
        
            | 
             Variation1) at 100℃ (±℃ / ℉) 
             | 
            
             5.9 / 10.62 
             | 
            
             7.5 / 13.5 
             | 
            
             6.9 / 12.42 
             | 
        
        
            | 
             Dimension (W×D×H) 
              
              
             | 
            
             Interior (mm / inch) 
             | 
            
             400×360×365 / 15.7×14.2×14.4 
             | 
            
             480×410×465 / 18.9×16.1×18.3 
             | 
            
             610×460×485 / 24×18×19 
             | 
        
        
            | 
             Exterior (mm / inch) 
             | 
            
             577×542×760 / 22.7×21.3×30 
             | 
            
             657×592×870 / 25.9×23.3×34.3 
             | 
            
             785×642×897 / 30.9×25.3×35.3 
             | 
        
        
            | 
             No. of wire shelf (standard / max.)  
             | 
            2 / 7 | 
            2 / 11  | 
            2 / 13  | 
        
        
            | 
             Net weight (Kg / lbs) 
             | 
            
             49 / 108 
             | 
            
             59 / 130 
             | 
            
             68 / 150 
             | 
        
        
            | Electrical requirements (230V, 50 / 60 Hz) | 
            4.3 A | 
            6A | 
            7.4 A |