Type ??? No. YTH-080 YTH-150 YTH-225 YTH-408 YTH-800 YTH-1000 within the box size (cm) 40 × 50 × 40 50 × 60 × 50 50 × 75 × 60 60 × 85 × 80 100 × 100 × 80 100 × 100 × 100 Carton Size (cm) 90 × 90 × 150 95 × 150 × 105 95 × 165 × 115 105 × 175 × 135 145 × 190 × 135 145 × 190 × 155 temperature range -73 ℃ ? -60 ℃, -? 40 ℃, -? 20 ℃, 0 ℃ ~ + 150 ℃, + 180 ℃ Humidity 20% RH ~ 98% RH performance temperature and humidity fluctuation ± 0.2 ℃ ± 2.5% RH???? temperature and humidity uniformity of ± 0.5 ℃; ± 4.0% RH analytical precision 0.01 ℃; 0.01% RH Heating time (20 ℃ -HT) ℃ 100 ???? 150 min 30 ???? 40 30 ???? 40 30? 4530 4530 ????? ?????? ?????? ?????? 4530 45 cooling time (20 ℃ -HT) ℃ 0? -20? -40? -60? -70 min 25? 40? 50? 80? 90 25? 40? 50? 80? 90 25? 40? 50? 80? 90 25? 40? 50? 80? 90 25? 40? 50? 80? 90 25? 40? 50? 80? 90 material inside the box material stainless steel + painted outer box material SUS # 304 stainless steel plate glass wool insulation material PU system circulatory system Siroco heating system fan speed SUS # 304 stainless steel heater surface evaporation system cooling humidification system system import France Taikang compressor + + air finned evaporator (cooling water) ADP critical dew point dehumidification system condenser cooling / dehumidification control system of digital electronic indicator + SSR + PID ??? pieces attached vacuum glass observation window, power test hole (60mm), control status lights, interior lights, compartment frame (can be adjusted freely 2) protection device in thermal protection, compressor overload, overload control system, humidification system overheat protection, overload indicator ? ??? power source AC 1Ψ 220V;?? 3Ψ380V 60 / 50Hz customized services can be customized