Programmable Constant Environmental Temperature Humidity Test Chamber GAG-E201 1000*1000*800mm

           Programmable Constant Environmental Temperature Humidity Test Chamber GAG-E201 1000*1000*800mm

(1)This machine can simulate different environmental conditions such as high temperature, high humidity, high temperature, low humidity, low temperature, high humidity, high temperature and low temperature.

(2)It is also equipped with high-accuracy program design control and fixed-point control system for easy operation and learning to provide the best test performance.

(3)It is mainly used for the adaptability test of electronics, electrical appliances, food, automobile, rubber, plastic, metal and other products, parts and materials in storage, transportation and use under high and low temperature alternating heat and humidity environment; it is all kinds of electronics, electricians, Electrical equipment, plastics and other raw materials and devices for cold resistance, heat resistance, moisture resistance, dry resistance test and quality control equipment reliability test equipment; especially suitable for optical fiber, LCD, crystal, inductor, PCB, battery, computer, mobile phone, rubber, High-temperature, low-temperature and moisture-resistant cycle test of plastics and other products; new perfect design, high-quality appearance, systematic extraction of Japan, West Germany advanced technology, design and manufacture of balanced temperature and humidity control system (BTHC), PID mode controls SSR, so that the heating and humidifying amount of the system is equal to the heat loss, so it can be used stably for a long time.

(4)It adopts full capillary and automatic load capacity adjustment system technology, which is more stable and reliable than the expansion valve system, accurate temperature and humidity control, and temperature rise and fall. Fast, smooth and even, saving users valuable time.

2.Operation control field

(1)Display mode: Chinese and English touch / touch screen
(2)Test method: high and low temperature operation and storage, temperature cycle, high temperature and high humidity, low temperature and low humidity, condensation test
(3)Control panel: temperature controller + humidity controller + power button + lighting button + buzzer alarm

3.Standard basis

3.1 Product performance standards
(1)GB/11158-2008 "High temperature test box technical conditions";
(2)GB/T10589-2008 "Cryogenic test chamber technical conditions";
(3)GB/T5170.2-2008 "Temperature Test Equipment", etc..

3.2 Satisfactory test method
(1)GB/T2423.1-2008(IEC60068-2-1:2007)"Test Ab: Low Temperature Test Method";
(2)GB/T2423.2-2008(IEC60068-2-2:2007)"Test Bb: High Temperature Test Method", etc.;

4.Product parameters

5.Core component
Cooling system→Electrical system→Humidification system→Heating system

6.Installation environment and requirements

Note:
1) The temperature and humidity sensor is set at the air outlet of the air conditioner box
2) Temperature and humidity uniformity: measured data at the laboratory geometric center point, temperature and humidity
3) The above data performance, measurement and calculation methods refer to the methods of GB5170.2 and GB5170.5 to measure the temperature and humidity control range:

7.Product performance

 
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Service Process

16.Packaging & Shipping

1.Inside is covered with plastic film before we put them into the plywood, which has good transparency, impact resistance, tasteless and prevent moisture corrosion.
2.Outside is strong plywood and accord with export standards.
3.We can ship testing equipment according to customer request.

a,GB/T2423.1-2008(IEC68-2-1)"Cryogenic test method";
b,GB/T2423.2-2008(IEC68-2-2)"High Temperature Test Method";
c,GB/T2423.22-2001(IEC68-2-27)"Temperature Impact Test Method";
d,GJB150.3A-2009"High Temperature Test";
e,GJB150.4A-2009"Cryogenic test";
f,GJB150.5A-2009 "Temperature Shock Test"

3. Technical Parameters:

4. Box structure and material:
a, Inner box material: Imported SUS304 stainless steel plate, corrosion-resistant, easy to clean, beautiful appearance.
b, Outer box material: high quality carbon steel plate, surface for electrostatic color spray treatment
c, Insulation material: High temperature tank: 24K glass wool        
                                  Low temperature tank: high density PU foam + glass wool
d, Heater: bare wire heater
e, Air circulation system:   TECO Motor             
                                         Stainless steel extension shaft             
                                         Multi-wing fan blade
f, Box door: single door, left open
g, Flat embedded handle
h, Door hinge: SUS #304
i, Safety protection device: No fuse overload detection protection, compressor overheating, overcurrent, overpressure, heating dry burning, over temperature alarm system in the box, under phase protection device, buzzer
j, Sample placement rack: stainless steel SUS#304 partition 2
k, Sealing strip: silicone foam is tight
l, Test hole: ¢50MM hole on the left side of the body, 1 with silicone plug 1

5. Controller characteristics:
Adopt human-computer interaction mode, adopt touch input, let users get started quickly
The amount of programs that can be used: up to 120 groups
Repeatable execution of commands: 9999 times per command
Time setting: 0 to 99 hours 59 minutes
Graphical curves can be displayed in real time while the program is executing
Display content: temperature setting (SV) actual (PV) value, execution program cycle, program curve execution function, segment running time, segment time, running time, remaining time, fault status and fault time
Program execution has a jump file, keep function
Language selection: can be adjusted for Chinese and English switching
Impact mode: can be used for 2-slot or 3-slot impact
The production of the program is conversational, with editing, deletion, and other functions.
3 sets of time signal output control (can control the ON/OFF action of the object to be tested)
4 sets of PID parameter settings
With RS-485 interface
With appointment start function
When the machine fails, the fault screen will be displayed and the buzzer will be loud.
With power-off program memory, automatically start and resume program function after power-on
(Optional) USB storage function: backup internal parameters, program settings, operation curve; U disk memory

6. Cooling System:
a, Working mode: mechanical compression binary cascade cooling mode;
b, Refrigeration compressor: imported fully enclosed piston compressor;
c, Evaporator: finned tube heat exchanger;
d,  Condenser: Casing radiator (water cooling) / fan blade radiator (air-cooled)
e, Throttle device: thermal expansion, capillary;
f, Evaporative condenser: stainless steel brazed plate heat exchanger;
g, Refrigerator control mode: The PLC (programmable logic controller) of the control system automatically adjusts the operating conditions of the chiller and the compressor return air cooling circuit and energy regulation circuit according to the test conditions.
h, Refrigerant: R404A/R23 (Ozone Depletion Index is 0)
i, Other: Compressor cooling fan (optional according to compressor model size)

7. Heating and air circulation system:
a, The multi-wing centrifugal circulating fan is used to strengthen the shaft center + high-low temperature resistant rotating blade aluminum alloy to achieve forced convection;
b, High temperature/ring temperature exposure fan: 3∮, 400W centrifugal type; low temperature exposure fan: 3∮, 400W centrifugal type;
c, Nickel-chromium alloy electric wire heater;
d, Heater control mode: non-contact periodic pulse width adjustment, SSR (solid state relay)

8. Electrical control system:
(1)Display: Original color touch screen microcomputer large LCD LCD (320*240CLOTS) Chinese and English display.
(2)Mode of operation: program mode.
a. Control object: test area exposure temperature
   Preheating temperature in high temperature constant temperature zone
    Pre-cooling temperature in low temperature constant temperature zone
    Defrost temperature in low temperature constant temperature zone.
b. Indication accuracy: 0.1 °C
c. Input: Thermocouple T DIN
d. Control method: Microcomputer PID+ SSR control
(3)Setting method: Chinese menu, touch screen input.
(4)Program capacity: 1000 sets of programs, each program has a maximum of 3 steps; each program can be set to 2000 cycles, and the maximum cycle setting is 9999 cycles;
(5)Setting range: high greenhouse preheating temperature upper limit: +205 °C; low greenhouse pre-cooling temperature lower limit: -65 °C; test room (sample area): temperature impact upper limit +155 °C; temperature shock lower limit: -65 °C
(6)Display resolution: temperature: 0.1 ° C time: 0.1 min;
(7)Communication function: RS-232 interface, with local and remote communication functions, up to 16 devices can be connected at the same time, the cumulative cable length is up to 800m;
(8)Control method: anti-integral saturation PID, fuzzy algorithm; BTC balance temperature control method;
(9)Auxiliary functions: fault alarm and cause, processing prompt function, fault record, over temperature protection, upper and lower limit temperature protection, power failure protection, sensor up and down wind selection, test pause, alarm output, time signal output, test end output, temperature arrival output , timed start and auto stop function, self-diagnosis function;

9.Other features:
a, Microcomputer multi-function control, with various sets of refrigeration compressors, solenoid valves, heating HEATER and other automatic output control functions
b, With safety detection interface device, when an abnormal fault occurs, the fault state is immediately displayed via the LCD text and the power is cut off.
c, It has the function of setting the power on and the shutdown time, which can be set by year, month, day, hour and minute.
d, With the operation and maintenance cumulative time display function, it can be used for machine running time and maintenance reference.
e, The time when the LCD backlight is turned on and off can be programmed by the program to extend the life of the backlight.
f, Multiple screens of single-segment control or multi-segment program can be selected to increase the convenience of operation.
g, Curve drawing function, when the temperature data setting is completed, or the program execution execution screen can be called during the execution of the operation, so as to understand various conditions of setting and execution.
h, The program can be paused (HOLD), skipped (ADV) and other programs are set.
i, With recovery time and test time WAIT function
j, Power failure reset function, you can choose BREAK, COLD, HOT, can be set arbitrarily
k, With timing control interface RELAY can plan the output of external logic drive components (signal, mechanism, power supply and other related auxiliary control)

10. Safety protection device:
(1)Overpressure of the compressor;
(2)The compressor is overheated;
(3)Overcurrent of the compressor;
(4)Circulating cooling water supply under pressure;
(5)Laboratory temperature is too high, too low protection (controller built-in);
(6)Laboratory temperature is too high, too low protection, laboratory door opening protection;
(7)Total power phase sequence and phase loss protection relay, leakage circuit breaker, sample power control terminal, external alarm output terminal;
(8)High/low greenhouse over temperature protection switch, high/low greenhouse over temperature protection (controller built-in);
(9)Circulating fan thermal relay, motor temperature protection;
(10)Compressed air pressure switch, exhaust valve;
a, The ground is flat and well ventilated;
b, There is no strong vibration around the device;
c, No strong electromagnetic fields around the device;
d, No flammable, explosive, corrosive substances and dust around the equipment;
e, Drainage floor drains are provided near the equipment;
f, Ground bearing capacity of the site: not less than 800kg/m2;
g, Environmental conditions: temperature: 5 ° C ~ 35 ° C; relative humidity: ≤ 85%; pressure: 86kpa ~ 106kpa;
h, Cooling water temperature: circulating cooling water temperature: ≤ +30 ° C;
i, Cooling water pressure: circulating cooling water supply pressure: 0.25MPa ~ 0.4MPa; cooling water piping system design and construction should ensure that the inlet pressure of the refrigerator is 0.25MPa ~ 0.4MPa at the rated flow; the refrigerator exits to the cooling tower the pressure drop is not more than 0.05 MPa;
j, Flow rate: 7t/h, (if using the circulating chilled water of the air conditioning system, please pre-specify the user);
k, Air source (compressed air): pressure: (5 ~ 7) kg / cm2; connecting pipe diameter: ∮ 8mm; flow: 0.1 cubic / min;
l, Requirements for the storage environment: When the equipment is not working, the temperature of the environment should be kept within 0 °C ~ +45 °C. When the ambient temperature is lower than 0 °C, the water remaining in the equipment should be drained to avoid the water in the pipeline. Icing up the pipeline.

11. Equipment power supply condition:
a, Power supply voltage: 380V AC (±10%), single-phase line + protective ground wire, grounding resistance ≤ 4Ω;
b, Frequency: 50±0.5Hz
c, Power switch: air switch (60A prohibits the use of knife switch or power socket);
d, The user is required to configure the air or power switch of the corresponding capacity at the installation site, and the switch must be used independently for the device;
e, Power capacity: follow-up requirements
f, This equipment is tested by the quality inspection center of the company before leaving the factory, and presents an inspection report with a validity period of one year;