The constant temperature and humidity test chamber is most often used in the battery capacity tests of various cells, rechargeable batteries, etc.
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Technical Parameters of Constant Temperature and Humidity Test Chamber
Model
FNTH180-2-20
FNTH180-2-40
Internal size (mm)
W
600
H
500
D
600
External size (mm)
W
830
H
2023
D
2139
Temperature range
-20°C to +150°C(or 180°C)
-40°C to +150°C(or 180°C)
Humidity range
20%RH to 98%RH/(20 to 85°C)
Temperature fluctuation
±0.5°C
Temperature deviation
±1.5°C
Humidity deviation
±3.0%RH (when humidity≧75%); ±5.0%RH(when≦75%)
Heat-up time
20°C to +150°C
20°C to +150°C
≦50MIN
≦50MIN
Cool-down time
+20°C to -20°C
+20°C to -40°C
≦60MIN
≦70MIN
Temperature and humidity adjustment method
Balancing method
Environment temperature
+5°C to +35°C
Materials
Housing
Double-side galvanized sheet, plastic coated
Internal surface
SUS304/2B stainless steel plates
Insulation
PU foam + fiberboards
Regulator
Heater
Nichrome fin heater
Humidifier
Stainless steel heater, water dish
Fan
Centrifugal fan
Refrigerator
Mechanical compressor
Refrigerant
R404a
Cooling method
Mechanical compression (Air cooling or water cooling)
Controller
Display
7.0 inch, TFT color LCD display
Control method
Touchscreen micro-computer controller, integral windup PID
Auxiliary functions
Malfunction alarm and possible solution, power-off protection, temperature protection, calendar timing, automatic diagnosis
Water supply method
Water pump
Water tank
Portable water tank
Water
Electrical resistivity ≦500Ωm
Power supply
AC380V±10%V 50HZ
Notes:
1. The FNT series products have no humidity function.
2. The temperature data are measured at +25°C and with no sample.
3. The fluctuation parameter is tested in accordance with GB/T5170.2-1996 standard.
4. The convex part is not counted in the chamber dimensions.
Reference Standards
GB11158
High Temperature Technical Condition
GB10589-89
Low High Temperature Technical Condition
GB10592-89
High/Low Temperature Technical Condition
GB/T10586-89
Technical Conditions for Humidity Testing Room
GB/T2423.1-2008
Low Temperature Test Method
GB/T2423.2-2008
Temperature Test Method
GB/T2423.3-2006
Constant Thermal Humidity Test Method
GB/T2423.4-2008
Alternating Thermal Humidity Test Method
GB/T2423.22-2002
Temperature Weather Test
IEC60068-2-1.1990
Low Temperature Testing Method
IEC60068-2-2.1974
High Temperature Testing Method
GJB150.3
High Temperature Test
GJB150.4
Low Temperature Test
GJB150.9
Damp Heat Test
Simplewell controller
Mitsubishi PLC
Temperature and humidity adjustment range
Optional Configurations
1. Rotary dehumidifier/ polymeric membrane, with a lowest temperature/ humidity content of 5℃/5 %RH.
2. Built-in tempered glass door, easy to move
3. Water purification system, with automatic replenishment function
4. Recorder, save and print testing data
5. Ultrasonic humidifier/ high-pressure spray humidifier, providing continuous high humidity under extreme temperature
6. Dry air blow system, anti-condensation
7. Remote monitoring function, cellphone and computer supportive
