Thermal Rapid Change Test Chamber

1. Item

Thermal rapid change test chamber (with humidity control)

2. Model

ZH-PHS-150F15

3. Patent

ZL201620138459.2 A constant temperature humidity test chamber

4. Function

It simulates the products in the chamber where the climate condition of different temperature and humidity, such as high-low temperature 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 conforms to IEC, JIS, GB, MIL to reach the consistency (including test schedule, condition, method) under the international standard.

5. Sample application &

prohibited

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 / humidity;

The following samples are prohibited to be tested or stored:

- Inflammable , explosive and other volatile substances;

- Corrosive substance;

- Biont;

- Strong electromagnetic emission source.

6. Capacity & Performance

6. 1. Inner size

W500 x D500 x H600 mm; volume: 150 Liters

6.2. External size

W1080 x D1350 x H1720 mm appr. (case type)

6.3. Test space

The test space can not be more than three-quarters of the total space

6.4. Temperature range

-70℃→+150℃ (adjustable)

6.5. Temperature changing

rate

15.0℃/min between -40C℃ to 85℃/125℃ (average non-linear, no load)

6.6. Temperature fluctuation

±0.5℃

6.7. Temperature uniformity

±2.0℃

6.8. Temperature deviation

±2.0℃

6.9. Humidity & temperature control range (refer to fig.)

20% ～98%R.H (purple part is controllable)

6.10. Humidity fluctuation

±2.5%R.H.

6. 11. Humidity deviation

±3.0%

6. 12. Humidity uniformity

±3.0% (≥75%); ±5.0% (＜75%)

※ The above temperature and humidity performance is measured under the condition of ambient temperature 25℃±3℃, relative humidity ≤85%, ,no-load and no sample inside chamber.

7. Structural features

7. 1. Chamber material

In-wall material: SUS304

External material: SUS304 or stoving varnish

Insulation material: PU polyurethane foam, thickness 100mm

7.2. Duct circulation

Centrifugal circulation motor, upper air outlet and lower return air

7.3. Test chamber

Four layers of vacuum anti-condensation glass, the viewing window size: 250*300 (mm) appr.

Lighting tube inside chamber

Access port / test hole: one test hole of φ50mm or φ100mm by default on the left side

7.4. Sample holder

304#SUS Stainless steel punching stencil; Qty: 2pcs; height of shelves is adjustable

7.5. Power line & drain

There is a condensate drain on the back of the device and a national standard 2.5m long cable.

7.6. Door

Open the single door from left to right handle; with viewing window, window lamp with condensation prevention thermal device

7.7. Control panel

7-inch touch screen controller, power switch, running indicator, USB

data download interface

All the history curve and history data can be downloaded from controller as Excel or JPG of curve according to date.

7.8. Electronic control system

picture for reference.

●Strictly implement relevant standard and normative operations; ●All lines are clearly marked and easy to maintain;

●All lines are equipped with wire terminals for point-to-point connection, with high reliability and long service life.

8. 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.

9. Refrigeration system

9. 1. Refrigeration compressor

Sanyo (Japan)

9.2. Evaporator

Finned tube evaporator

9.3. Condenser

Air-cooled condenser (Control the ambient temperature at +5 ～ 25℃ ± 3℃). Water cooled is optional

9.4. Expansion system

Refrigeration system of volume control (capillary)

9.5. Refrigerant

R404a (Eco-friendly, Ozone loss rate at 0)

10. Controller

10. 1. Control panel

7-inch touch screen controller, power switch, running indicator, USB data download interface

10.2. Features

● The hardware architecture adopts: PLC listed company Xinjie + MCGS 7-inch human-machine interface touch screen

● The software is independently developed and has a software copyright registration certificate. (with Strong scalability, non-standard custom software can be modified as required)

● Flat design, convenient operation and large storage space

10.3. Control mode

● Program mode: 50 groups of programs, each group of programs with

50 segments, can set the whole cycle of the program, part of the cycle, program connection, set the program end action and standby action.

● FIX mode: The running time and running conditions can be set.

10.4. Sensor

PT100 three-wire high-precision sensor

10.5. Analog output

Voltage pulse (SSR) 2 points, DC 24V, minimum pulse width 5ms.

10.6. Communication port

●USB: historical data can be downloaded and saved in Excel format by date. The curve data can be saved and downloaded in the form of BMP images by taking screenshots, and can be zoomed in or out as needed before downloading screenshots.

●RS485 communication interface (providing communication protocol, excluding software development)

●RJ45 network port (provides communication protocol, does not include software development, supports LAN local area network connection, optional purchase for WAN external network remote connection)

11. Safety protection device

11. 1. Refrigeration system

l Compressor over-current protection

l Compressor over-pressure protection

l Compressor over-temperature protection

11.2. Electronic control system

l Heater & humidifier over temperature protection

l Overload short circuit leakage protection

l Motor overheating protection

l Water shortage protection

12. Accessories & parts

The chamber is to be transported as a unitary; Accessories as follows:

Instruction Manual & warranty card;

1 set of φ50 mm or φ100 mm test hole (installed);

1 bag ( 10 pieces) of wet bulb gauze;

2 shelves ;

castor x 4 & Foot Cup x 4 (installed).

13. Usage requirements Assured by users as below requirements

13. 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 10 cm

B: not less than 60 cm C: not less than 60 cm

D: 225 type: not less than 80 cm

408 type: not less than 90 cm

1000 type: not less than 120 cm

13.2. Condition

Temperature: 5℃ ~ 30℃

Humidity: ≤85%

Air pressure: 86 kPa～ 106 kPa

13.3. Water supply

Pure water or distilled water is added into the water tank manually. (Customization for water auto-supply device is available)

13.4. Power supply condition

AC 220 V±10% + Protection grounding, 3ph

Frequency: 50 Hz (customization for 60 Hz is available) Resistance ofprotection grounding wire less than 4Ω .

It's required to equipped with an air switch of corresponding capacities, and this switch must be used independently for the equipment (can not to be connected to a socket).

Power for installation: 25KW appr.