Programmable constant temperature and humidity chamber

1、 Product model: HT-TW80L-20

2、 Product application:

Programmable constant temperature and humidity chamberThis product mainly provides a temperature and humidity change environment for scientific research and production units such as aerospace, aviation, petroleum, chemical, military, automotive (motorcycle), shipbuilding, electronics, communication, etc., for users to conduct temperature and humidity tests on the whole machine (or components), electrical appliances, instruments, materials, etc., in order to assess the adaptability of the test sample or evaluate the behavior of the test sample，It is the entire process of new product development, prototype testing, and product qualification testingofImportant experimental methods.

IIIProgrammable constant temperature and humidity chamberProduct Features:

Control methods and features:Balanced temperature control system(BTHC)， Control SSR in a P.I.D. manner to ensure that the heating and humidification capacity of the system is equal to the moisture and heat loss, thus enabling long-term stable use.

1The structural design of the experimental system is reasonable, the manufacturing process is standardized, and the appearance is beautiful and generous.

2The main functional components of the test box are all made ofproductCard configuration, reliable technical principlesworknoiseLow and energy-efficient.

3The matching and assembly of components are good, and the main functional components are all imported, which improves the safety and reliability of the product and ensures the long-term and high-frequency use requirements of users.

4The equipment has good operability, maintainability, good temperature stability and durability, good safety performance, does not pollute the environment and harm personal health.

4、 According to the standard:

referenceGB2423[1].02High temperature test methodGB2423[1].01Low temperature test methodGB2423[1].03Constant humidity and heat test methodGB2423[1].04Manufacturing of corresponding technical conditions for alternating damp heat test method

5、 Meet the test method:

GB/T2423.1 (IEC60068-2-1) Low temperature test method Ab

GB/T2423.2 (IEC60068-2-2) High temperature test method Bb

GJB150.4 Low temperature test

GJB150.3 High temperature test

GB/T2423.3 (IEC60068-2-78) Constant Damp Heat Test Method Cab

GB/T2423.4 (IEC60068-2-30) Alternating Damp Heat Test Method Db

GJB150.9 Damp Heat Test

(The load per cubic meter shall not exceedHeat capacity of 35kg/m3 steel, with no active moisture or heat load during wet heat test

comply withGB5170、 2. Requirements for Basic Parameter Calibration Methods of Environmental Testing Equipment for Electrical and Electronic Products - Low Temperature, High Temperature, Constant Damp Heat, and Alternating Damp Heat Testing Equipment (3-5, 6-95).

6、 Specification parameters:

Performance:Refers to air-cooled at room temperature20 ℃, when unloaded

7Structure and Material：

A. Inner box material: stainless steel plate (SUS # 304 1.0mm thick)

B. Outer box material:baking paint

C. Insulation material: hard polyurethane foam and glass wool

D. Supply air circulation system:

(1)90W motor1 unit

(2) Stainless steel extended axis

(3) Multi blade fan (SIRCCO FAN)

E. Box door: Single panel door, single window, left opening, handle on the right-hand side

(1) Window size 270x360x40mm with 3 layers of vacuum layer

(2)Flat embedded handle

(3) Rear button: SUS # 304

8refrigeration system：

A. Compressor: French full seal compressor

B. Refrigerant: Environmentally friendly refrigerant R404A

C. Condenser: fin type with heat dissipation motor

D. Evaporator: finned multi-stage automatic load capacity adjustment

E. Other attachments: desiccant, refrigerant flow window, repair valve

F. Expansion system: Capacity controlled refrigeration system

9Control system:

genuineSouth KoreaImported, all Chinese LCD7 inchesdisplayLCD touch panel, face-to-face interactive input data, temperature and humidity can be programmed simultaneously，Curve display, set value/Display value curve. Multiple alarms can be displayed separately, and faults can be displayed on the screen when they occur, eliminating faults and misoperations. Multiple sets of PID control functions, precise monitoring functions, and displayed in the form of data on the screen．

1. Controller specifications:

a. Accuracy: Temperature ± 0.1 ℃+1 digit, humidity ± 1% RH+1 digit

b. Resolution: Temperature ± 0.1, humidity 1% R.H

c. Temperature slope: adjustable from 0.1 to 9.9

d. Equipped with upper and lower limit standby and alarm functions

e. Temperature and humidity input signal selection PT 100 Ω× 2 (dry bulb and wet bulb)

f. Temperature and humidity conversion output: 4-20mA

g. 6 sets of P.I.D control parameter settings, P.I.D automatic calculation, and dry wet bulb automatic calibration

2. Screen display function:

a. Touch input, display options directly on the screen

b. Direct display of temperature and humidity settings (SV) and actual (PV) values (in English)

c. Can display the current program execution number, segment number, remaining time, and number of cycles

d. Accumulated operation time function

e. The temperature and humidity program settings are displayed in graphical curves, with real-time display of program curve execution function

f. With a separate program editing screen, directly input temperature, humidity, and time

3. Program capacity and control functions:

a. Available program groups: maximum100group

b. Available memory capacity: Total5000SEGMENTS

c. Repeatable command execution: Each command can reach 9999time

d. The production of the program adopts a conversational style, with functions such as editing, clearing, and inserting

e. SEGMENT time setting 0~530Hour59Min

f. Has power-off program memory, automatically starts and continues to execute program functions after power restoration (can be saved for more than 10 years)

g. Real time display of graphical curves during program execution

hEquipped with date and time adjustment functions

iButton and screen lock (LOCK) function

tenStandard configuration:

A. Power cord 4.0 mm²x3stamen

B.USB exportOne terminal

C. Stainless steel SUS # 304 square punched steel plate storage rack 2 pieces

D. Stainless steel adjustable spacing 40mm storage rack track 2 sets

E. One 11W energy-saving lighting window lamp

F. There is one left side test hole with a diameter of 50mm and one stainless steel hole cover, as well as one silicone plug.

G. Standard test non-woven fabric1piece

HOne set of controller user manual and one set of operation manual

elevenOther requirements：

1．Online software

2．Water cooled cooling system

twelveSurrounding environment:

(1). Allowable temperature range: 0~35 ℃

(2). Performance guarantee range: 5-35 ℃

(3). Relative humidity: not exceeding 85%

(4). Atmospheric pressure: 86-106Kpa

(5). There is no strong vibration around

(6). No direct sunlight or other heat sources

thirteenWater supply conditions for humidification:Purified water

fourteenProjects excluded from valuation:

1. Preparation project for setting up the venue 2. Input side electrical equipment

3. Input side electrical wiring engineering 4. Natural drainage piping engineering

5. Drainage outlet