China Environmental Constant Temperature Humidity Test Chamber Lab Equipment, Find details about China Drying Humidifying Machine, High Temperature Humidity Test Chamber from Environmental Constant Temperature Humidity Test Chamber Lab Equipment
Model | HD-E702 | |||||
Capacity | 100L,150L,225L,408L,800L,1000L | |||||
Internal dimensions | 100L=400mm*500mm*500mm(W*H*D) 150L=500mm*600mm*500mm(W*H*D) 225L=500mm*750mm*600mm(W*H*D) 408L=600mm*850mm*800mm(W*H*D) 800L=1000mm*1000mm*800mm(W*H*D) 1000L=1000mm*1000mm*1000mm(W*H*D) | |||||
External dimensions | 100L----900mm*1400mm*1075mm(W*H*D) 150L----1070mm*1495mm*1010mm(W*H*D) 225L----1160mm*1655mm*1015mm(W*H*D) 408L----1120mm*1755mm*1370mm(W*H*D) 800L----1510mm*1900mm*1180mm(W*H*D) 1000L----1515mm*2000mm*1385mm(W*H*D) | |||||
Temperature Range | -20ºC ~ + 150ºC, -40ºC ~ + 150ºC, -70ºC ~ + 150ºC | |||||
Humidity Range | 20ºC~98%R.H | |||||
Temperature resolution | 0.01ºC | |||||
Humidity resolution | 0.1%R.H | |||||
Temperature deviation | ±0.5ºC | |||||
Humidity deviation | ±2%R.H | |||||
Temperature uniformity | <= 2ºC | |||||
Humidity deviation | ±3%R.H | |||||
Temperature fluctuation | ±0.5ºC | |||||
Humidity fluctuation | ± 2%R.H | |||||
Heating rate | -70ºC → + 150ºC ,Average throughout >= 3ºC / min | |||||
Cooling rate | 150ºC → -70ºC ,Average throughout >= 1ºC / min | |||||
Case shell material | SUS304 # stainless steel plate (thickness 1.2mm) | |||||
Chassis inner wall material | SUS304 # stainless steel plate (thickness 1.2mm) | |||||
Insulation material | 100mmRigid polyurethane foam+100mmHigh density glass fiber cotton | |||||
Standard configuration | φ50 Test hole, lighting lamp, double-layer vacuum strengthened glass observation window | |||||
Filter drier | Absorbs residual moisture and acidic substances in the refrigerant of the refrigeration system, and filters out solid rest particles and copper shavings in the system to protect the normal operation of the expansion valve and capillary from ice and dirty plugging | |||||
Humidification system | Stainless steel humidifier | |||||
Heating system | Nickel chromium alloy stainless steel heater | |||||
Water supply system | Front-mounted water supply tank, automatic water supply system |
Refrigerating system | |||
compressor | Imported French Taikang fully enclosed compressor | ||
Refrigerant | Environmental protection refrigerant R404A/R23 | ||
Cooling method | Single-stage cooling (Apply to Temp. Range:-20ºC ~ + 150ºC, -40ºC ~ + 150ºC) | Mechanical binary refrigeration (Apply to Temp. Range:-70ºC ~ + 150ºC) | |
Blower | Centrifugal fan with forced circulation | ||
Evaporator / Condensate | Finned tube heat exchanger | ||
Condensation method | Air-cooled | ||
Condenser | Air-cooled scale condenser, cooling fan cooling (Apply to Temp. Range:-20ºC ~ + 150ºC, -40ºC ~ + 150ºC) | Stainless steel brazed plate heat exchanger (Apply to Temp. Range:-70ºC ~ + 150ºC) | |
Control System | |||
Controller | Youyi E600 | ||
Screen display function | 1. Temperature and humidity setting (SV) actual (PV) value is displayed directly 2. Can display the execution program number, segment, remaining time and cycle number, running time display 3. Program editing and graphic curve display 4. With a separate program editing screen, each page can enter 4 segments of temperature and humidity, time 5. Fixed point or program action status display 6. Language conversion can switch Chinese / English 7.7 inch true color display screen | ||
Program capacity and control function | 1. Program quantity that can be used: maximum 120 groups, 1 program can be composed of 1 ~ 99 stages, capacity: 1200 stages 2. Commands can be executed repeatedly: each command can be up to 999 times, the temperature and humidity slope can be set by the time axis; 3. The program can be set to connect to use; the production of the program is easy to use conversational operation; edit Clear, insert and other functions; group time signal output control (can control the ON / OFF action of the test object) 4. With 9 groups of PID parameter settings 5. With skipping and holding functions during program execution 6. With power-off program memory, it can automatically start and resume the program after power is restored 7. Data acquisition, export, view graphics function 8. PID automatic calculation and FUZZY control function 9. The screen can be adjusted for backlight, and the backlight time can be set 10. On-screen display protection function can be set to close regularly or manually 11. Program copy, COPY, connection function, edit experiment title and other program editing functions 12. With appointment start and shutdown function 13. With date and time adjustment function 14. Button and screen lock (LOCK) function 15. Standby picture viewing function and exception handling picture explanation function | ||
Communication interface | 1.R232 / 485 communication 2. Can display curves and obtain data 3. Can be used as a monitoring and remote control system | ||
Setting method | Chinese / English interface, touch input | ||
Operation mode | Program method / fixed value method | ||
Predetermined area | Maximum temperature range: 5 ºC | ||
Explicit resolution | Temperature: 0.01 ºC; Time: 0.1min; | ||
Power off memory function | Can set power failure recovery mode as: hot start / cold start / stop | ||
Input | Platinum resistance | ||
Storage function | Standard configuration 2G SD card to record test data curve, can upload and download data, expand storage capacity | ||
Software use environment | IBM PC compatible machine, CPU or more, 128M memory or more, simplified Chinese Windows2000 or simplified Chinese WindowsXP operating system |