Payment & Shipping Terms:
|Temperature Uniformity:||≦±2.0℃||Insulation Material:||Rigid Polyurethane Foam Insulation Layer + Glass Fiber|
|Door:||Single Door||Controller:||LCD Touch Screen|
|Software Environment:||Windows 7/WIN8 Or Windows XP||.Ground Protection:||Grounding Resistant≦4Ω|
Environmental Stress Screening Chambers,
environmental testing chambers
ESS-137L Single door High precision and High reliability Intelligent Rapid Change Temperature
Humidity Test Chamber
Control method and characteristics
High precision microcomputer temperature and humidity systems by PID controlling SSPR reduce the
system’s heating and humidification amount, to achieve low power consumption, energy saving, carbon
reduction effect. Intelligent electronic control of cooling, heating, humidity control, so it could be used
Applicable to environmental adaptability and reliability test in such industrial units as electronics, electrical
appliance, battery, plastics, food, paper product, vehicle, metal, chemistry, building material, research
institution, inspection and quarantine bureau, university etc.
|1.Energy conservation1.||Bypass mode to adjust cooling capacity to achieve a constant temperature effectively|
※Using company owned brand KOMEG KM-5166 LCD touch screen controller with PID control parameters setting
※Flexible approach for data collection and recording
|3.High reliability||※Key parts are imported, ensuring the service life and high reliability ※Efficient oil separator to ensure the service life of the compressor|
|Ⅳ. Main Technical Parameters(Air Cooled and Ambient +25℃, Empty loading)|
|1.Temperature Range||-40℃ ～ +180℃|
|4. Heating rate||
(According to IEC 60068-3-5 standard)
From -40 ℃ ↑to + 180 ℃ Linear 7 ℃ / min Take -18 ℃ ~ +158 ℃ observe the rate of the entire heating process should meet the requirements (no-load)
(According to IEC 60068-3-5 standard)
From + 180 ℃ ↓ to -40 ℃ Linear 6 ℃ / min Take + 158 ℃ ~ -18 ℃ Observed the rate of the entire cooling process should meet the requirements (no-load)
|Temperature change rate designed according to IEC 60068-3 standard, Sensors in the outlet|
|Ⅴ. Chamber Structure|
|Overall structure and chamber was composed of three parts as below. Insulation box, separate refrigeration units, and electrical control cabinet.|
Workspace volume: W 550 × H 500 × D 500 mm
Exterior size: W 850 × H 1720 × D 1600 mm External dimensions excluding protruding parts
※ wall material: high-quality carbon steel with static color spray ※ inner wall material: SUS304 # matte stainless steel plate
※ Insulation materials: Rigid polyurethane foam insulation layer + glass fiber.
|3. Door||Single door. Heating wire was installed at the door frames to prevent condensation at low temperatures.|
|4.Observation Window||With observation window (specific size according to design), with multi-layers of electric painted heat hollow glasses to avoid condensation.|
|5.Illumination||1*Led lighting device on the Observation Window|
|6. Heating||Quality nickel-chromium alloy wire electric heaters, Non-contact control mode (SSR).|
|7.Water Outlet||Condensation water inside testing chamber and refrigeration system will be drained out from water outlet.|
|8.Testing Hole||φ50mm testing hole on left and right side with rubber lid and plastic cover.|
|9.Sample holder||Two layers of stainless steel sample holder, Adjustable spacing ,load capacity 30kg|
|10.Mobile casters||Include mobile casters (with goblet)|
|11.Electric control box||Total power circuit breaker, over-temperature protection.|
|1.Refrigeration compressor||German BOCK Semi-hermetic compressors, German Biesel semi-hermetic compressor|
|2.Refrigerant||R404A/R23, safe and no ozone damage.|
|3.Condenser||Shell and tube condenser ( water cooled ).|
|4.Evaporator||High efficiency fin type auto load adjusted evaporator, no frost for long time operation.|
World top brand accessories, such as high accurate extension valve,
|6.Refrigerant Control||Auto adjustment loading output of refrigerant.|
※ Nitrogen welding, two-stage rotary vane vacuum pump, ensure that the internal cooling system clean and reliable.
※water tray located at the bottom of the compressor to ensure condensate water drain through pipe freely at the rear of the chamber.
|1.Sensor||high precision DIN A class, dry bulbφ4.8mm SUS #304 PT 100Ω|
KOMEG brand KM-5166 LCD Touch screen controller with PID control
Temperature settings (SV) Actual (PV) value can be displayed directly; Execution of the program can display numbers, Paragraphs, remaining time and cycles, running time display;
Program editing and graphic curve display;
Fixed or program operation status display;
Resolution: 800 * 480, 7-inch TFT display screen;
|4.Display Resolution||Temperature: + 0.01ºC; Humidity: + 0.1%; time: 1min.|
Temperature can be adjusted based on the working temp. range of the equipment (the upper limit: +5ºC, the lower limit : -5ºC)
|6.Operation Method||Program operation and Fixed operation|
|7. Program Capacity||
Fixed Operation time setting reach: 999999 h 59 m (Can also be set to run continuously without time limit).
Program capacity: Max 269 groups, Total 13450steps.
Testing memory capacity: 50 steps per groups.
Rapid Limitation: 32000 times for each signal.
|8.Setting Mode||Man - machine dialogue mode, using touch mode input, control|
Can be connected to computer for monitoring and data collecting;
Can be monitoring and remote controlling system;
Multi devices can be controlled at the same time;
|10.USB Memory||Support 1-8G USB disk to download history chart and testing data.|
|11.Data collection||RAM with battery protection settings, data can be saved, Curve recording period can be set to 30 ~ 300 sec, maximum historical data memory storage is 90 days (when the sampling time is 1min) , Data for 10 years without continuous use.|
|12.Power Off Memory Function||Power recovery mode can be set as hot start, cold start and stop|
|13.Preset Function||Boot time can be set freely and machine runs automatically when turning on power.|
|14.Software Environment||Windows 7/WIN8 or Windows XP|
|15. Network Connection||Can be connected to Ethernet via professional software, remote control & assistance function and data collection can be achieved through network, multiple machine can be controlled simultaneously.|
|Ⅷ. Control System|
a. Emergency stop switch
b. Power switch
c. Over temperature protection device
d. RS-485 Interface
|2.Safety protection device||
a. heater dry combustion protection switch
c. circulation fan over current overload protection
d. Compressor high pressure protection switch
e. compressor over temperature protection switch
f. compressor overcurrent protection switch
g. Overvoltage open phase, reverse protection switch
h. Circuit breaker
I. No fuse switch
|3.Faulty Alarm||Fault alarm and causes handling prompts, power protection, the lower limit temperature protection, timer function (automatic start and automatic stop running), self-diagnostic function.|
|1.Surrounding environment||Ensure operating environmental temperature range: 5〜35℃|
|2.Power Supply||AC 3ψ4W 380V 50Hz (R,S,T,N, G) (Voltage fluctuation≦±10%)|
|3.Ground Protection||Grounding Resistant≦4Ω|
1.Please equip the above power demanded to the terminal box of the machine control; user must prepare an exclusively no-fuse switch for the machine.
2.Please confirm whether it can enter the door or access elevators.
3. The above water demand needs customers to be allocated to the host computer and connected to the host;
4. The price is only for the machine, excluding the cost of the power cord outside the machine, excluding the cost of cooling towers and piping.
● GB-2423.1-2008 (IEC68-2-1) Test A: Low temperature test method.
● GB-2423.2-2008 (IEC68-2-2) Test B: high temperature test method.
● GJB360.8-2009 (MIL-STD.202F) high temperature life test.
● GJBl50.3-2009 (MIL-STD-810D) high temperature test method.
● GJBl50.4-2009 (MIL-STD-810D) low temperature test methods
Packing and Shipment:
For more detail information ,kindly contact : email@example.com whats app ,wechat :+86-13726402801
Contact Person: Peter Zhang