Supply Environmental Fast Change Rate temperature and humidity test chamberFast alternating high-low temperature test chamber is applicable for the cold resistance tests, the applicability tests under the conditions of fast/slowly-changing temperature and the environmental stress screening (ESS) tests for instruments, meters and electric and electronic products and parts to analyze and evaluate the property and performance of the samples under the simulated conditions.Kunshan Bositong Instrument Equipment Co., LTD is a high-tech enterprise, established for one-stop service restructuring by focusing on laboratory overall technical support service and equipment integration, specializing in researching and developing all kinds of test instrument and offering technical service.Our main equipment are Temperature and humidity testing chamber, High low temperature testing chamber, Fast temperature change testing chamber, Large scale walk-in laboratory, High temperature environmental chamber ect.Technical Data:Temperature Range: -70℃ to +150℃  (with fast change from -45℃ to +85℃)Humidity Range(optional): 10 to 98%RH (5 to 98%RH needs to be special designed)Analytical precision of temperature and humidity: ±0.1℃;0.1%RH/2.0℃;3.0%R.H.Accuracy of Temperature and  Humidity: ±0.5℃;±2.0%RHHeating / cooling time: Linear 3.0℃--15℃/min adjustable; Nonlinear 3.0℃--20℃/min adjustable and can be with dry air purge device;Controller: LCD Color Touch Screen (JHH-2011)Power Supply: Single Phase 220V; 3phase 380VWater: Pure water or distilled waterInternal material: SUS#304 stainless steelExternal material: SUS#304 stainless steel with 3B surface treatment typeStandard typeInternal  Size100×100×800(cm)(W×D×H)Volume800LTemperature Range:-70℃～+150℃Accuracy of temp.±0.5℃(-70℃～+150℃ stable)Temperature uniformity±1℃(-40℃～+100℃)/+1.5℃(-40.1～-70℃;100.1～150℃)emptyTemperature Resolution0.01 TimeType‍-70℃→+150℃ without samples,within 22min(10℃/min above)+150℃→-70℃without samples,within 22min(10℃/min above)-70℃→+150℃with 40g aluminum,within 32min( (6.8℃/min above )+150℃→-70℃40g with 40g aluminum,within 32min( (6.8℃/min above )Mechanical dual freezing method (water cooling)CompressorSemi hermetic compressor Germany Bitzer/Italy Fuji luxury (frequency variable)Cooling timeThrottling SetCapillary, thermal expansion valveEvaporatorFinned evaporatorRefrigerantR404A．R23BoxSUS#304 stainless steel with 3B surface treatmentDoorDoor handle (right hand, left hinge)StructureInsulation material:Glass wool + rigid polyurethane foamHeaterNichrome heating wire heaterMotorCentrifugal fanWindow400×600mm 5 layers tempered glassControl modeBalance adjustment method P.1.D+P.L.C+S.S.RPowerAC380V3 φ4W 50HzEnvironmentTemperature: +5℃～+30℃  cooling water:+5℃～+30℃Standard devicecolor LCD screen, touch screen setting methodNoteIn the room temperature of +23℃;the performance of refrigerator cooling water temperature +25 ℃ slope control, control in the early and late break rate operation is often not as inclined; performance indicator according to GB5170.2/GB5170.5