Transparent Absorbing Wave Temperature and Humidity Vibration Test Chamber
Applications
The Transparent Absorbing Wave Temperature and Humidity Vibration Test Chamber is a high-end testing device capable of simulating complex environmental conditions. It is particularly well-suited for reliability verification in fields such as aerospace, aviation, and automotive electronics. By superimposing temperature-humidity cycles with vibration stress, it rapidly exposes potential defects in products during transportation or use.
Standards
JJF 1101 Calibration Specification for Temperature and Humidity of Environmental Test Equipment
GB/T 5170 Inspection Methods for Environmental Test Equipment for Electrical and Electronic Products
Parameters
| Category | Item | Specifications |
|---|---|---|
| Basic Specifications | Nominal Inner Volume | 9.5 m³ |
| Inner Chamber Dimensions | 2700mm × 1800mm × 1950mm (Depth × Width × Height) | |
| Test Environment Conditions | Ambient temperature: 25°C, relative humidity: ≤85% RH, cold water temperature: ≤28°C | |
| Temperature Performance | Temperature Range | -70°C ~ +100°C |
| Temperature Fluctuation | ≤±0.5°C | |
| Temperature Deviation | ≤±2°C | |
| Temperature Uniformity | ≤2°C | |
| Temperature Ramp Rate | - Heating: ≥10°C/min (equivalent load 1000kg, electric heating power 8kW, average across the whole range; ≥10°C/min from room temperature to -55°C, ≥10°C/min from -55°C to 70°C)- In the range of -55°C ~ +85°C, the chamber can withstand an internal heat load of 8000W- In the range of -55°C ~ +85°C, the chamber can withstand an internal heat load of 3500W and an internal cooling air supply of 100kg/h (air temperature: 2~35°C, dew point temperature: ≤40°C) | |
| Humidity Performance | Humidity Range | 35% RH ~ 98% RH (adjustable within -20°C ~ 70°C) |
| Humidification Method | Humidification via hot air passing through the test piece; alternating temperature and humidity (typical value: 30°C/60°C, RH95%, temperature change rate ≥85%); constant temperature and humidity (typical value: 35°C, 90% ~ 98%) | |
| Humidity Deviation | ≤±3% RH (when humidity >75% RH); ≤±5% RH (when humidity ≤75% RH) | |
| Chamber Front Door | Door Configuration | Hermetic door with transparent viewport- Temperature resistance: -65°C ~ +105°C- Humidity resistance: 25% ~ 98% RHFunctional performance:1) Working frequency: X-band2) Temperature resistance range: -65°C ~ +105°C3) Humidity resistance range: 25% ~ 98% RH4) Wave transmission rate: >95%5) Standing wave ratio influence: <2%6) Power resistance: 10W/cm²7) Flatness: <2cm (diagonal), no deformation after fabrication8) Fixing method: High-strength adhesive bonding to the chamber frame |
| Chamber Front End | Absorber Material (on Hermetic Door) | - Wave transmission rate (X-band): >95% (on left, right, and upper sides)- Power resistance: 10W/cm²- Total mass loss (TWC): ≤0.6%- Volatile condensable material (CVCM): ≤ |
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