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.
