Programmable Highly Accelerated Stress Testing HAST Chamber Calibration report

Programmable Highly Accelerated Stress Testing HAST Test Chamber Calibration report

1. Model: HAST-35

2. Dimension:

   Internal Dimension: 350×450 mm(φ×D)

   External Dimension: 900×1350×900mm (W×H×D)

   Inner and exterior material with SUS# 304 stainless steel ,or external with powder painted.

3.Performance               

  1. Temp.Range: 105℃  ~ 135℃ Free setting (saturated steam temperature). 

  2.   Temp. Fluctuation :±0.5℃

  3.Temp.Uniformity : ±  3.0℃    

  4. Humidity Range : 70%~100%RH 

  5.Humidity Fluctuation :±3.0 %R.H.

  6.Humidity Uniformity : ±5.0 %R.H.                    

  7. Temp. Rising Time :  ( RT+10℃ )   ~  135℃ About 40 mins         

  8. Pressure Time : (Ambient)/ 0.0Kg/cm2 ~ 1.00Kg/cm2  about 40 mins

4.Structure :

  1. Inner material with SUS#316 stainless steel, external material with SUS#304 material or powder painted .

  2. Chamber box insulation material: extra-fine glass wool .

  3. Door insulation material: glass fibre .

  4. Internal chamber air adjustment : heater, humidifier, waterspout, temperature, humidity and pressure sensor.

  5. Standard configuration:

    5.1Flush type rotating handle;

    5.2 Door hinge : SUS#304 Stainless steel

    5.3 Grid type sample Shelf: SUS#316 Stainless steel

    5.4 Track for sample shelf: SUS#316 Stainless steel

  6.Chamber Door : Single open door, left open,

  7. Control Panel: LCD display, alarm system, Manual pressure relief valve, communication interface etc.

  8. Mechanical room: water tank, cooling fan, auto water supply pump, water replenishing electromagnetic valve,water level box, water drainage hole.

  9.Heater: stainless steel electrical heater heating method.

  10. Humidifier:  water wheel steam humidification system.

  11. Cycling method: forced air circulation system.

  12. Power line and water drainage hole: on the back side of the machine .

  13 .Water supply system: adopt automatic water supply system, no interrupt of the testing .

  14.Manual pressure relief : manual pressure relief valve use for emergency .

  15. Drying function : electrical drying or vacuum drying method optional, ensure the testing sample in drying state after testing . When testing end, the machine will automatically relief the pressure and drying .

  16.Other function: saturated steam, unsaturated steam, fix value control, programmable control method able to switch.

5. Electrical Control System

  1.Touch type color LCD display,  Both Chinese and English language available.

  2.Original imported 5 inch LCD display, with 30 programs, each 540h59min, able for segmentation settings, and with multiple PID control function.

  3. Specification :

     Accuracy: Temperature ±0.1℃＋1digit ;Humidity ±1%R.H＋1digit ,

                       Pressure ±0.1%R.H＋1digit .

     Resolution: Temperature±0.01℃;Humidity±0.1%R.H.Pressure : 0.1㎏/cm2

     With upper and lower limits standby and alarm function.

     Temperature humidity input sensor:(RTD) PT-100Ω×2(Platinum resistance).

     Pressure input signal:4～20ma.

     9groups P.I.D control parameter setting, P.I.D auto calculating ,temp& humidity wet and dry bulb automatic calculation.

6.Safety Devices

  Adjustable over temperature protection

  Over pressure protection

  Over pressure double protection

  Over temperature alarm function

  Water shortage protection

  Electric leakage protection

  Heating, humidifying, dry-burn protection

  Overload and short circuit protection

  Power off memory function

Power : AC220V     50/60Hz     Single Phase Three Lines

P.S. :The operating environment of the machine should be under room temperature  and with good ventilation. We strongly suggest to install air conditioner in the working area.