GA-2001-A Programmable Temperature Humidity Chamber Testing Box Equipment for Climate simulation Tests 36L
1. Function
It simulates the products in the chamber where the climate condition of different temperature and humidity, such as high-low operation and storage, temperature cycling, high-low temperature and high-low humidity, moisture condensation etc. to check its adaptability and changing performance.
It's required to conform to international regulation (IEC, JIS, GB, MIL…) to reach the consistency (including test schedule, condition, method) under the international standard.
2.Design Standard:
| GB11158 |
High Temperature Test Chamber Technical Condition |
| GB10589-89 |
Low Temperature Test Chamber Technical Condition |
| GB10592-89 |
High-low Temperature Test Chamber Technical Condition |
| GB/T10586-89 |
Damp Heat Test Chamber Technical Condition |
| GB/T2423. 1-20 |
Low Temperature Test Chamber Test Methods |
| GB/T2423.2-20 |
High Temperature Test Chamber Test Methods |
| GB/T2423.3-93 |
Damp Heat Test Chamber Test Methods |
| GB/T2423.4-93 |
Alternating Damp-Heat Test Methods |
| GB/T2423.22-2 |
Temperature Changing Test Methods |
| IEC60068-2- 1. |
Low Temperature Test Chamber Test Methods |
| IEC60068-2-2. |
High Temperature Test Chamber Test Methods |
| GJB150.3 |
High Temperature Test Methods |
| GJB150.4 |
Low Temperature Test Methods |
| GJB150.9 |
Damp Heat Test Methods |
GA-2001-A Programmable Temperature Humidity Chamber Testing Box Equipment for Climate simulation Tests 36L
3.Uses
This equipment can simulate different environment condition. It's appropriate for testing material
performance, such as resist heat, resist dry,resist humidity and resist cold. That can define performance of
material.
4. Sample application
The chamber applies to:
compatibility test for store, transportation and application of
electric, electronic products, unit components, parts and other
materials under high or low temperature.
The following samples are prohibited to be tested and stored:
- Inflammable , explosive and other volatile substances;
- Corrosive substance;
- Biont;
- Strong electromagnetic emission source.
GA-2001-A Programmable Temperature Humidity Chamber Testing Box Equipment for Climate simulation Tests 36L
5. Volume, size & weight
5.1. Volume:36L
5.2. Internal size:W 350 x H300 x D350mm
5.3. Exterior size;W900 x H760 x D920mm
5.4. Weight:170KG
6. Performance
6.1. Test condition
Temperature:+25ºC, Humidity: ≤85%, no samples in the chamber
6.2. Test method
GB/T 5170.2-1996 Temperature test chamber
GB/T5170.5-1996 Temperature and humidity test chamber (only
temperature and humidity)
6.3. Temperature range:-20ºC→+150ºC (adjustable)
6.4. Temperature fluctuation:±0.5ºC
6.5. Temperature accuracy distribution:±2.0ºC
6.6. Humidity range:30%~98%R.H (temperature at 20ºC-85ºC)
6.7. Humid. fluctuation:±2.5%R.H.
6.8. Humidity accuracy distribution:±3.0%.
6.9. Heat-up time:-20ºC → +150ºC Heat up for 2-4.0ºC/min
6.10. Cooling time: +150ºC→ -20ºC Cooling for 0.7-1.0ºC/min
6.11. Load condition:Testing space is not more than 3/4 of the total space, no heating
6.12. Sample holder:Stainless steel punching stencil
6.13. Relative humidity and temperature control range (refer to fig.)
6.14. Meet the technical standards:
GB/T 2423.1-2001 Test A: Low temperature test method
GB/T 2423.2-2001 Test B: High temperature test method
GJB 150.3-1986 High temperature test
GJB 150.4-1986 Low temperature test
IEC68-2-1 Test A: Cold
IEC68-2-2 Test B: Dry heat
GB11158 "Technical Conditions for High Temperature Test Chamber "
GB10586-1 "Technical conditions for Damp heat test chamber "
GB/T 2423.2 "Basic environmental testing procedures for electric and electronic products B: High temperature test method".
GB/T 2423.3 "Basic environmental testing procedures for electric and electronic products Ca: Constant damp heat testing method" etc
GA-2001-A Programmable Temperature Humidity Chamber Testing Box Equipment for Climate simulation Tests 36L
7. Structure characteristics.
7.1. Insulated enclosure structure:
External material: SUS304 or stoving varnish
Inwall material: SUS304
Insulation material of box body: flame retardant fire rigid
polyurethane foam
Door thermal insulation material: flame retardant fire rigid
polyurethane foam
7.2. Air conditioning channel:
Centrifugal fan,Heater, evaporimeter, outfall, temperature sensor
7.3. Test chamber standard:
Window 330x450x40mm 3 vacuum layers
Anti-explosion handle
Door hinge: SUS #304
Lamps in the chamber: 11W
Access port: φ50mm or φ100mm 1pc or more.
7.4. Door
Single door, open from left, handle is at right; With viewing window:
W300xH450mm, lamp window/condensation prevention thermal device
7.5. Controller
Control screen, overtemperature protection setting
7.6. machine room
Refrigeration units , water pans , outfall
7.7. control cabinet for power distribution
Switchboard fan, ventilator
7.8. Heater
Heating system: cycling heating from finned-tube Stainless steel electric heater
7.9. Humidifier
Oven humidification system, cycling winding system
7.10. Power line hole and
outfall position located at the back of chamber
8. Cooling system (Binary cascade refrigeration)
8.1. Cooling compressor
Tecumseh (France)
8.3. Evaporator
fins-tube evaporator
8.4. Condensator
Air-coolled tube-type condensator
8.5 Expansion system
Refrigeration system of volume control (capillary)
8.6 Evaporative condenser
Stainless steel brazing plate-type heat exchanger
8.7 Chiller control
Operation of cooling machine can be adjusted automatically by control system according to the test condition
evaporating pressure adjustable valve
Cooling loop of compressor
8.8 Freezing medium
R404a (Eco-friendly, Ozone loss rate at 0)
9 Controller
Independent R&D software (Taiwan)
9.1 Temperature and Humidity controller
Imported 7.0 inch LCD touch screen control, programmable of temperature and humidity; 100 groups of program and 1000 groups of memory, each for 99hrs 59min and can be set as required with groups of PID control function.
9.2 Controller specifications
Precision: Temp. ±0.1ºC+1digi, humid.: ±1%R.H+1digit
Distinguishability: Temp.: ±0.01ºC, humid.:±0.1%R.H.
slope temperature; 0.1~9.9 adjustable.
With warning function and up& down limitation standby 9 groups of PID control parameters and PID auto-calculation. Dry and damp ball with auto correction.
9.3 Function of page display,
program volume and control function
- Touch screen operation, no need to input by key pressing;
- Temp. and Humid. Set (SV) with true (PV) value shown.
- Display of current program No., phase, time left and cycling times.
- Run the operation of accumulative time.
- Program set value of Temp.& humid. shown as curve;
- At least 5 phase of temp. & humid, time can be input on the sole program editing page.
- Language can be switched between English and Chinese;
- Fault page shown;
- Back light adjustable of screen;
- Protection function can be set by time, TIMER can be turn off by manual;
- Program groups available: 100 max. PATTEN.
- Memory volume available: 1000 SEGMENTS.
- Repeat executive command: up to 90 times for each command.
- Program with editing, cancel and insert available;
- Time set of SEGMENTS: 0~90Hour59Min;
- Module device controlled by program;
- Electricity cut memory, with auto start-up and executive program function after switch on;
- program execution with display of curve diagram;
- With auto adjustable freeze function;
- Reservation of start-up and turn-off available;
- Data and time adjustable;
- Key-pressing and page lock (LOCK) available.
10 Safety protection device
a) Cooling system
- compressor overheated
- compressor overflowed
- compressor overpressed
- condensate fan overheated
- oil pressure protection of compressor
b) Test chamber
Adjustable overheat
Air conditioning channel overtemperature limit
Wind motor overheated
c) Other
- phase sequence and open phase protection of main power supply
- leakage protection
- heating, humidification and Dry burning-resistant protection
- overload and short circuit protection
- overtemperature outage protection
11 Other equipped parts
a) power control contactor of sample testing
Contactor of relay control: within AC220V, 2A (contactor closed under normal running, when chamber stops or of malfunction, contactor open).
b) leakage breaker of
main power supply:AC220V, 50Hz+Grounding wire.
12 Accessories
a) Power (Standard)
Five core single-phase three-wire and 1piece of protection grounding wire (optional)
b) Access port
φ50mm, φ80mm, φ100mm, φ120mm available according to your
requirement and cab be customized on the premise that not affect
the machine performance
c) USB interface (Standard)
All the history curve and history data can be downloaded from
controller as Excel or JPG according to date.
d) Remote Control System (optional)
13 Transportation
The chamber as a unitary to be transported
a) Delivery size:Max. size (package not included): refer to "exterior size"
b) Weight:Max. delivery weight (package not included): refer to "Weight"
14 Usage requirements
Assured by users as below requirements
14.1 Installation position
- With leveling ground and good ventilation;
- No strong shock near the chamber;
- No strong electromagnetic field near the chamber
- No inflammable , explosive , corrosive material and dust
- Surrounding size for chamber operation and maintenance:
A: not less than 10cm
B: not less than 60cm
C: not less than 60cm
D: 225 type: not less than 80cm
408 type: not less than 90cm
1000 type: not less than 120cm
14.2 Condition
Temperature: 5ºC~30ºC
Humidity: ≤85%
Air pressure: 86kPa~106kPa
14.3 Tap water: only for damp heating equipment with pure water machine
Water flow ≥200kg/h, pressure: 0.1Mpa ~ 0.25Mpa.
Tap water conforms to GB 5749-1985 drinking water standard;
Remark: equipped with DN15 male adapter of pure water machine
14.4 Power supply condition
- AC220V + Protection grounding
- Voltage fluctuation range: AC(220±10%) V
- Frequency fluctuation range: (50±0.5)Hz
- Resistance of protection grounding wire less than 4Ω.
- It's required to equipped with air or motive switch of corresponding capacities, which is also used only for the chamber
Total power:3.8 KW
Max. Current:16A
Voltage:220V
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