• Chamber Volume (L / cu ft): 25 / 0.9
• Controller: Program controller (LCD type)
• Temperature range: -35 to 150 / -31 to 302 without humidity +15 to 90 / 59 to 194 with humidity
• Fluctuation (±℃ / ℉)  at 25℃ / 60%RH: 0.4 / 0.72
• Variation²⁾ (±℃ / ℉) at 25℃ / 60%RH: 0.3 / 0.54
  
• Humidity range: 

FULL RANGE : 20 to 95
45 to 65 at 15 ℃ 
20 to 95 at 40 to 80 ℃
20 to 90 at 90 ℃

• Fluctuation²⁾ (±%RH) at 60%RH / 50℃: 4.1 / 7.38
• Variation²⁾ (±%RH) at 60%RH / 50℃: 0.9 / 1.62
• Refrigeration: Mechanical single stage refrigerator system (air-cooled condenser)
• Cooler: Plate fin cooler (cooper)
• Sensor: Electronic sensor - Free of drying a wet pack and good reaction time
• Dimension (W×D×H): 

Internal (mm / inch): 350×220×350 / 13.8×8.7×13.8
External (mm / inch): 610×875×920 / 24×34.4×36.2

• Microprocessor PID control
• Auto-tuning
• Calibration
• Digital LCD display with touch-sensitive keys
• Easy operation with wide LCD screen
• Temperature and humidity / timer settings and operating condition
• Program patterns are memorized for 10 years due to a battery built into the PCB
• Expansion parameter inputs. (displayed by letters)
• Programming operation
• Computer interface. (optional)
• Save data in excel format
• Storage of program information, backup of value settings / recovery, and temperature and humidity values
• RS-232C port as standard offer
• Chart Recorder. (optional)
• 6 point dot type recorder with digital display
• RS-485 communication port o!ers a maximum of 9 temp. and humidity chambers to be connected by one PC. (optional)