Constant Temperature Humidity Test Equipment Environmental Testing Machine HD-225T

Constant Temperature Humidity Test Equipment Environmental Testing Machine HD-225T

1.Function and Features

1) The test machine is mainly used in testing the adaptability of electronics, electrical appliances, food, automobile, rubber and plastic, metal and other products, parts and materials in the high and low temperature alternating hot and humid environment when storage, transport and using；

2)It is an reliable test equipment for all kinds of electronic, electrical, electronics, plastics raw materials and devices to do testing such as cold, heat, moisture, resistance to dry and the quality control ；

3)Especially suitable for optical fiber, LCD, crystal, inductor, PCB, batteries, computers, mobile phones, rubber, plastics and other product.

4)The new perfect design, the appearance of high texture level, the system extracts Japan, West Germany, the essence of design and manufacture of advanced technology.

5)Balanced temperature humidity control system (BTHC), to PID mode control SSR, so that heated humidification system was equal to heat loss capacity, it could be used long-term stability;

6)All-capillary, automatic load capacity adjustment system technology, more expansion valve system more stable and reliable, precise temperature and humidity control, heating and cooling rate of rapid, steady, uniform, saving valuable time for users.

2.Parameters

Inspect standard:JJF-1101,GB/T 10592,GB/T 10586

Testing standards:YD/T 2061,HB 7122.3,6783.7,GJB 5382.7,GJB 150,GB/T 2423,5170.2,5170.5,5179.2, ASTM E512,NF EN 60068-2-38,CNS 12565,12566,KS C0227,KS C022

3.Technical parameter:               
1)Temperature range:0 ℃, -20 ℃, -40 ℃, -60 ℃, -70 ℃ ~150 ℃

 2)Temperature stability:±0.5℃

 3)Temperature resolution:0.01℃

4)Temperature deviation:(0~100)℃±1.0℃,(-25~0)℃±2.0℃

5)Temperature uniformity:(0~100)℃/±1.0℃,(-25~0)℃/±2.0℃

 6)Heating time:20℃→100℃  ≤30min

7)Cooling time:0℃→-25℃   ≤25 min

 8)Humidity range:20％~98％RH

9)Humidity stability:±2.0％RH

10)Humidity resolution:±2％RH

11)Humidity uniformity:3.0％RH

12) Power: 1∮,AC 220V

13)Internal size(W×H×D): 50×75×60cm

14)External size: W×H×D): 95×165×115cm

15) Weight: approx. 300kg

4.The original device configuration:

1.     Exterior material:SUS＃304 Stainless steel

2.     Interior material:SUS＃304 cold-roll steel sheets with rust prevention or SUS#304 Stainless steel plate

3.     Insulation Material:PU foam and fiberglass

4.     Moist material:Glass fiber

5.     Heaters:Nicochrome Stainless steel pipe heater

6.     Humidification pipe:Evaporation occurs stainless steel electric mode of the U-shaped humidifier

7.     Air circulation system:  60W high temperature motor, Wind round stainless steel multi-wing, special air circulation system with adjustable.

8.     Door:Singer door,Window 280mm×265mm×40 mm  three vacuum layers

9.     Box: Foshan Photo

10.   Water tank:Stainless steel water tank,Automatic pump,Alarm device of water shortage ,Water shortage alarm,Stop to protect when long water shortage.

11.   Cooling system and heating system:

1)  Compressor:Tecumseh of France, all closed.

2)  Refrigerant:R23 / R404A Environmental protection refrigerant (DuPont of USA)

3)  Condenser: Air Force Taiwan Kuwait shell and tube condenser

4)  Evaporator: Taiwan Kuwait force fins multi zone automatic load capacity adjustment

5)  Expansion of the system: capacity control of cooling system

6)  Refrigeration Service parts: all imported electromagnetic valve (Japan, "Heron House), the pressure controller (Danfoss), the oil separator (Danfoss) and other cooling accessories

12.    Control system:

1)Heating and cooling mode:PID constant way of cooling capacity to control SSR, larger than the cooling capacity of the heating temperature, heat flux less than the cooling capacity of the cooling

2)Normal mode:Balanced temperature humidity control system (BTHC), to PID mode control SSR, so that heated humidification system is equal to amount of heat and moisture loss

3)The temperature and humidity controller:Controller using the controller: South Korea imported "TEMI" 880-type film type keypad programmable LCD display PID temperature controller, a 100 group program memory 1200 paragraphs, together with groups of PID control.

13.   Main electrical components:Taiwan Adventist AC contactor,Thermal relay,Time Relay,OMRON  AC relay, Three controller Korea,Italian dry protector etc.

14.   Safety devices:water protection,water shutdown protection,high-pressure compressor protection,compressor thermal protection,compressor overload. protection,fast fuse,buzzer alarm,overload protection.

15.   Installation environment:

1) Temperature:0℃～35℃,Relative humidity:≤85%,Atmospheric pressure:86kPA～106kPa

2) Installation site should be ground flat,and ventilation.

3) Equipment without a strong vibration around.

4) No strong magnetic fields affect the surrounding equipment.

5) The equipment around the non-flammable, explosive, corrosive substances, and dust

6) Left around the proper use of equipment and maintenance of space.