| Control and operation | PLC and touch screen intelligent control system |
| Cabinet size (optional) | 408L: Inner box WDH=800×600×850mm, outer box WDH=1060×2300×1880mm 960L: Inner box WDH=1800×800×1000mm, outer box WDH=2200×3350×2050mm 1000L: Inner box WDH=1000×1000×1000mm, outer box WDH=1700×3000×2200mm |
| Temperature range (optional) | A: -20～150℃; B: -40～150℃; C.-70～150℃ |
| Linear speed | 3℃/min ；5℃/min ；10℃/min ；15℃/min；20℃/min (Can be customized according to customer requirements) |
| Temperature deviation | ≦±2.0℃ |
| Temperature fluctuation | ±0.5℃ |
| Temperature uniformity | ±2℃ |
| Heating and cooling rate | Heating rate: from -55℃ to +130℃ linearly 15℃/min at no load Cooling: from +130℃ to -55℃ linearly 15℃/min at no load (Note: The temperature rise and fall rate is measured according to the relevant provisions of the IEC60068-3 standard, and the sensor is at the air outlet position) |
| Humidity range | 20%〜98%RH |
| Humidity deviation | ±3.0％RH(＞75％RH)；±5.0％RH(≤75％RH) |
| Humidity uniformity | ±3.0%RH (no load) |
| Humidity fluctuation | ±2.0％RH |
| Temperature and humidity range diagram |  |
| Main system components |
| Cabinet | The inner box is made of SUS304# stainless steel plate with rounded corners, smooth and easy to clean. |
| The outer box is made of 304# brushed stainless steel plate with rounded corners, smooth and smooth, and easy to clean. |
| Test hole: The inner and outer boxes are equipped with a threading hole with a rubber plug |
| Insulation material: polyurethane foam |
| Observation window: Double-layer explosion-proof tempered glass door |
| Shelf: Made of 304 stainless steel, the shelf is removable |
| Heating system | Heating method: electric heating |
| High-quality nickel-chromium alloy wire electric heater, non-contact control method (SSR) |
| Humidification system | Humidification method: using external humidification structure |
| Cooling System | German Bock semi-closed compressor or German Bitzer semi-closed compressor |
| Non-fluorine environmentally friendly refrigerant R404A R23 complies with environmental regulations and is safe and non-toxic. |
| Shell and tube condenser (water-cooled). |
| High-performance fin type automatic load capacity adjustment, can be used in low temperature and high humidity conditions for a long time without frost. |
| Control System | Touch screen: Weinview programmable temperature and humidity controller (7-inch 16-bit true color touch screen) |
| Temperature control: PID self-tuning, using Class A PT100 platinum resistance sensor |
| Function: fixed value test and program test Fixed value test: When the test environment only requires a single temperature and humidity, select this mode and set the required temperature, humidity and running time. Program test: When the test environment requires a variety of temperatures and humidity, select this mode to set the temperature, humidity and running time of each program, set the program running sequence, and use 100 program groups |
