Sinuo Testing Equipment Co. , Limited
Sinuo Testing Equipment Co., Limited
Add to Cart
High and Low Temperature Low Pressure Test Chamber
Complied Standards & Clauses
IEC60068-2-1:2007 “Environmental Testing-Part 2-1: Tests-Test A: Cold, IDT”
IEC60068-2-2:2007 “Environmental Testing-Part 2-1: Tests- Test B-Dry heat, IDT”
IEC 60068-2-13:1983 "Basic environmental testing procedures–Part 2: Test M: Low air pressure, IDT"
IEC 60068-2-39: 1976 "Basic environmental testing procedures-Part 2:Tests-Test Z/AMD: Combined sequential cold, low air pressure and damp heat test, IDT"
IEC60068-2-41:1976, "Basic environmental testing procedures-Part 2: Tests Test Z/BN: Combined dry heat/low air pressure tests, IDT) and etc."
Equipment Overview
Application:
The test chamber is used in aviation, aerospace, information, electronics, electrical appliances, communications, instruments, vehicles, plastic products, metals, food, chemistry, building material, medical and etc.
Principle:
It is used to test the adaptability and reliability of instrument, components, electrical products, material or spare parts under the simulated situations of low pressure, high temperature, low temperature or combined situations.
Technical Parameters
| Model | SN8818-250L | SN8818-500L | SN8818-800L | SN8818-1000L | |
| Internal chamber size(mm) | 600*600*600 | 700*700*800 | 1000*1000*1000 | 1000*1000*1000 | |
| External chamber size(mm) | 2650*1400*1550 | 2750*1500*1750 | 1900*1200*1320 | 3250*1400*2000 | |
| Temperature range |
-70℃,-60℃,-50℃,-40℃,-30℃,-20℃,0℃～+150℃ Can be customized |
||||
| Temperature fluctuation | ±0.5℃ (Normal pressure, no load) | ||||
| Temperature uniformity | <±2℃ (Normal pressure, no load) | ||||
| Heating time | 60 mins (no load) | ||||
| Cooling time | 90 mins (no load) | ||||
| Pressure range |
Atmospheric pressure (1.01325×105Pa) - 0.5KPa (optional 2.5KPa/ rapid pressure reduction function) |
||||
| Pressure deviation | When the pressure ≥40kPa, ±2kPa | ||||
| When the pressure 4kPa～40kPa, ±0.5kPa | |||||
| When the pressure ≤4kPa, ±0.1kPa | |||||
|
The time of reducing pressure |
Normal pressure～0.5KPa≤45min (normal temperature, dry in the box) | ||||
| Temperature sensor | Platinum resistance Pt100 | ||||
| Pressure sensor | Pressure transmitters | ||||
| Terminals |
The side wall of the test chamber is equipped with a stainless-steel flange interface with a 50-core aviation socket |
||||
| Running data processing | Mini printer, RS485 interface, RS232 conversion line | ||||
| Controller | Touch screen + Siemens PLC controller | ||||
| Observation window | 200×270mm | ||||
| Refrigerating system | Compressor is imported from Europe and America | ||||
| Refrigerating material | Cascade compound compressor | ||||
| Refrigerating method | Water-cooled | ||||
|
Internal chamber material |
Stainless steel plate | ||||
|
External chamber material |
The surface of cold rolled steel plate is sprayed with plastic | ||||
| Insulation materials | Superfine glass wool | ||||
| Power supply | 380V, 50Hz three-phase four-wire system + ground wire | ||||