| Model | 
            TH-KH-180 | 
            TH-KH-300 | 
            TH-KH-408 | 
        
        
            | 
             Chamber volume (L / cu ft) 
             | 
            
             189 / 7.4 
             | 
            
             302 / 11.9 
             | 
            
             408 / 14.4 
             | 
        
        
            | 
             Controller 
             | 
            
             Programmable, Touch screen type controller (5.7” color monitor) 
             | 
        
        
            | 
             Temperature 
             | 
            
             Range (℃ / ℉) 
             | 
            
             -70 to 150 / -94 to 302 without humidity, 15 to 90 / 59 to 194 with humidity 
            * Best programmable control range : -60 to 140 / -76 to 284 
             | 
        
        
            | 
             Fluctuation 1) (±℃ / ℉) at 40℃ / 75%RH 
             | 
            
             0.3 / 0.54 
             | 
        
        
            | 
             Variation 1) (±℃ / ℉) at 40℃ / 75%RH 
             | 
            
             0.5 / 0.90 
             | 
        
        
            | 
             Time 
             | 
            
             Heating - without humidity (min.) 
             | 
            
             70 from -70℃ to 120℃ (-96℉ to 248℉) 
             | 
        
        
            | 
             Cooling - without humidity (min.) 
             | 
            
             80 from 20℃ to -70℃ (68℉ to -96℉) 
             | 
        
        
            | 
             Humidity 
             | 
            
             Range (%RH) 
             | 
            
             25 to 95 
            ※ See Feature page for more detailed humidity range check. 
             | 
        
        
            | 
             Fluctuation 1) (±%RH) at 75%RH / 40℃ 
             | 
            
             0.4 
             | 
        
        
            | 
             Variation 1) (±%RH) at 75%RH / 40℃ 
             | 
            
             3.0 
             | 
        
        
            | 
             Refrigeration 
             | 
            
             System 
             | 
            
             Mechanical dual stage refrigerator system (air-cooled condenser) 
             | 
        
        
            | 
             Refrigerant 
             | 
            
             R-507, R-23 
             | 
        
        
            | 
             Water supply 
             | 
            
             Capacity 
             | 
            
             15L (0.53cu ft) - Cartridge type 
             | 
        
        
            | 
             Water quality 
             | 
            
             pH6.2 to 7.2 / Electrical conductivity 20㎲ /cm to below 
             | 
        
        
            | 
             No. of wire shelves (standard / max.) 
             | 
            
             2 / 9 
             | 
            
             2 / 10 
             | 
            
             2 / 10 
             | 
        
        
            | 
             Distance of between shelves (mm / inch) 
             | 
            
             60 / 2.4 
             | 
            
             60 / 2.4 
             | 
            
             60 / 2.4 
             | 
        
        
            | 
             Max. load per shelf (kg / lbs) 
             | 
            
             20 / 44.1 
             | 
            
             25 / 55.1 
             | 
            
             25 / 55.1 
             | 
        
        
            | 
             Permitted total load (kg / lbs) 
             | 
            
             50 / 110.2 
             | 
            
             65 / 143.3 
             | 
            
             65 / 143.3 
             | 
        
        
            | 
             Dimension (W×D×H) 
             | 
            
             Interior (mm / inch) 
             | 
            
             500×630×600 / 19.7×24.8×23.6 
             | 
            
             600×630×800 / 23.6×24.8×31.5 
             | 
            
             600×850×800 / 23.6×33.5×31.5 
             | 
        
        
            | 
             Exterior (mm / inch) 
             | 
            
             1050x1615x1560 / 41.3x63.6x61.4 
             | 
            
             1150x1615x1760 / 45.3x63.6x69.3 
             | 
            
             1150x1835x1760 / 45.3x72.2x69.3 
             | 
        
        
            | 
             Viewing windows (mm / inch) 
             | 
            
             200×330 / 7.9×13 
             | 
        
        
            | 
             Net weight (kg / lbs) 
             | 
            
             320 / 705.5 
             | 
            
             385 / 848.8 
             | 
            
             410 / 903.9 
             | 
        
        
            | 
             Cable port 
             | 
            
             Basically one hole provided / Ø50mm (2”) 
            - Optionally max. two holes available / Ø 50 or 80mm (2 or 3.2”) 
             | 
        
        
            | 
             Interface port 
             | 
            
             Basically RS-232C [RS-485-optional] 
             | 
        
        
            | Electrical requirements (380V, 50Hz) | 
            3ph / 10.1A | 
            3ph / 10.2A | 
        
        
            | Cat. No. | 
            AAHC3014K | 
            AAHC3114K | 
            AAHC3214K |