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Programmable Temperature Humidity Altitude Test Chamber


Apply to:Altitude Test

Application:Aerospace,automotive,electronics,pharmaceuticals industry.

  • Feature
  • Specification


    Lenpure Programmable Temperature Humidity Altitude Test Chamber give the maximum durability and performance for your most demanding test requirements.It is the necessary test equipment for aviation, Aerospace, automotive, electronics, military and solar panel industry etc.It can be used to test and determine the parameters and performance of electrical, electronic products and materials in the most extreme temperature and humidity conditions.


    ●Programmable Touch Screen Controller
    ●Custom Sizes Available
    ●Running Time Meter
    ●Wide Temperature and Humidity Ranges
    ●Capable of Handling Extreme Temperature and Humidity
    ●High Performance Even Under Load
    ●Incandescent Interior Lighting
    ●Modular,Robust Reliable Construction
    ●Stainless Steel Interior
    ●Painted Galvanized Steel Exterior For Long Life
    ●Heavy-duty Flooring to Support Vehicles
    ●Mechanical Cooling
    ●Comprehensive Safety Features
    ●Refrigeration Gauges
    ●Refrigeration Sound Deadening Package
    ●Low or Zero Ozone Depletion Refrigerants
    ●All Circuits Fused or Circuit Breaker Protected.
    ●All Wiring Numbered or Color Coded
    ●Compressor Overload Protection
    ●Prefabricated for On-Site Installation

    Test Standards

    This test equipment conforms to following test standards (but not limited to):
    ●GJB1 50.2A

    Sizes of Temperature Humidity Altitude Chambers
    Volume (L)
    Temperature Range(°C)
    Humidity Range (R.H)
    Internal Dimension (mm) D*W*H
    External Dimension (mm) D*W*H

    A: -20~150°C
    B: -40~150°C
    C: -60~150°C
    D: -70~150°C
    20%~98% R.H
    or customized
    Note: In the Model, the number means volume of test chamber's working room, and ABCD means the temperature range.
    For example, model LRHS-101A-LF means the volume of this test chamber is 101L, and its temperature range is -20°C~+150°C. LRHS-225C-LF means the volume is 225L and the temeprature range is -60°C~+150°C
    Basic Specification
    Temperature Range A: -20~150°C, B: -40~150°C, C: -60~150°C, D: -70~150°C, E : or customized
    Temperature Fluctuation ±0.5°C ( without load )
    Temperature Uniformity ±2.0°C ( without load )
    Ramp Rate ﹣25°C~100°C≤50min (100kPa, without load )
    25°C~-20℃ ≤40min    ( 100kPa,without load )
    Pressure Atmospheric pressure ~0.5kPa
    Depressureization time Atmospheric pressure ~0.5kPa≤45min
    Humidity Range 20%~98% R.H
    Humidity Fluctuation ±2%
    Humidity Fluctuation ﹢2%  -3% R.H 
    External Casing Cold-rolled A3 (Q235) steel plates with plastics painted. 
    Interior Working Room Stainless Steel Plates SUS304 with miror surface
    Heat Isolation Polyurethane foams and fine glass fibres
    Illumination Lamp Philips® one in per standard test chamber.
    Casters 4pcs, with PU covered for protection. Height adjustable and direction universal. 
    Viewing Window Multi-layer hollow toughened glass with conductive films for heating to defrost
    Door Manually operated sliding door with unlock button
    Heating & Cooling System
    Heater Steipped Nickel-chromium Wire Heater
    Air Blower Anti-temperature stainless fan blades with low noise
    Compressor Hermetically-sealed Techmesh® or semi-sealed Bitzer® or GEA® or equivalent compressors
    Cooling Method Single or dual cooling (Air-cooled or Water-cooled)
    Refrigerant R404A or/and R23 (eco-friendly)
    Condenser Plate-type heat exchanger
    Control System
    Controller 7" Programmable colorful touch-screen display
    LCD English Display
    Microcomputer integrated controller
    Functions Data Record (Max 600 days x 24hrs), History Curve, USB data download & upload, Remote controlling through PC, Automatic protection alarms, etc.
    Program 1~1000 programs, 1~999 steps for per program, Max 99hrs 59mins for per program. 10 programs can be interlinked.
    Temperature Sensor Platinum Resistance.PT100Ω
    Running Model Constant/Fix-value Model and Programmable Model
    I/O Interface Communicate port (RS485) to connect test chamber to a PC
    Standard Configuration Test Chamber x 1, Specimen Holder Shelf x 2, φ100mm Cable Access Port x 1 with 1 soft plug, EMO x 1, Tri-color Indicator x 1, etc.
    Safety Protection Power leakage protection/Compressor over-heat, over-load or over-current protection/Dry burning protection.
    Voltage 380V/440V±10%, 50Hz/60Hz or as per requirement
    Ambient Enviromental for application 5°C~+30°C ≤ 85%R.H
    Test Standards (not limited to) IEC68-2-40
    GJB1 50.2A