Product Description Performance Temperature range from ambient +15C to 250C Microprocessor PID control / Temp. calibration / Automatic tuning Gravity flow convection for uniform sample heating. Ideal for all sterilization, drying, and high-temperature storage tasks that do not require high drying performance or airflow. Adjustable dual slide vents for inner vapor circulation. Convenience Intuitive control panel with bright LED displays. (1Cresolution) Dual wait on/off timer modes. (1 min. to 99 hr. 59 min.) Convenient presetting function for 3 most commonly used temperature settings. Rounded inner chamber corners for easy cleaning and optimal airflow. Corrosion-resistant incoloy sheath heating element and stainless steel interior. Fully insulated dual-wall door with 180 degree hinges and a pull-down handle. Threefold tempered-glass window provides clear inside view of the chambers. (optional) Safety Keypad lock function prevents accidental changes during operation. Automatic run after power interruption. Over-temperature and over-current protection. Audible and visible open door alarms. Specifications Model Solid door (without window) ON-02G ON-12G ON-22G Window door ON-02GW ON-12GW ON-22GW 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 0.3 / 0.54 0.3 / 0.54 Variation1) at 100 (±, / ) 5.9 / 10.62 7.5 / 13.5 6.9 / 12.42 Dimension (WDH) Interior (mm / inch) 400x360x365 / 15.714.214.4 480410465 / 18.916.118.3 610460485 / 241819 Exterior (mm / inch) 577542760 / 22.721.330 657592870 / 25.923.334.3 785642897 / 30.925.335.3 No. of wire shelf (standard / max.) 2 / 4 2 / 6 2 / 7 Net weight (Kg / lbs) 49 / 108 59 / 130 68 / 150 Electrical requirements (230V, 50 / 60Hz) 4.3A 6A 7.4A Cat. No. Solid door (without window) AAH11135K AAH11145K AAH11155K Window door AAH11235K AAH11245K AAH11255K Electrical requirements (120V, 50 / 60Hz) 6.7A 8.3A 10A Cat. No. Solid door (without window) AAH11136U AAH11146U AAH11156U Window door AAH11236U AAH11246U AAH11256U