The HD-E702-408K20 Climate Chamber is a high-performance temperature and humidity test chamber designed to simulate extreme environmental conditions such as high heat, cold, and damp heat. With a wide test capacity of 408 litres and precise control over temperature and humidity, this chamber is ideal for evaluating product reliability in harsh climates.
Commonly used in industries including electronics, aerospace, automotive, new materials, and instrumentation, it ensures reliable testing for conditions encountered during transportation, storage, and use.
Key Features
✅ Cooling System
-
Equipped with a French Tecumseh compressor and eco-friendly R404A refrigerant
-
Cascade cooling system for efficient low-temperature operation
-
P.I.D + S.S.R control ensures precise and stable temperature and humidity regulation
-
High-resolution display with ±0.1°C accuracy
✅ Temperature & Humidity Control
-
Independent temperature and humidification systems
-
High-speed nickel-chromium heating elements for fast response
-
Stainless steel humidifier with built-in heater and automatic water supply
-
High-durability system using magnesium oxide powder insulation for longevity
✅ Control System
-
PT100 platinum resistance sensor for accurate measurement
-
UE digital controller with:
-
SV/PV temperature and humidity display
-
Real-time program status, cycle count, and runtime
-
Graphical programming and fixed mode operation
-
-
RS-232/RS-485 communication interface with optional Ethernet remote monitoring
✅ Safety & Protection
-
Leakage, over-temperature, and overload protection
-
Short-circuit protection for heating systems
-
Water shortage alarm
Technical Specifications
📏 Capacity & Construction
-
Internal Dimensions: 600 × 800 × 850 mm (408L)
-
External Dimensions: 800 × 1720 × 1780 mm
-
Internal Material: SUS#304 mirror-finished stainless steel
-
External Material: Powder-coated cold-rolled steel
-
Approximate Weight: 500 kg
🌡️ Temperature Performance
-
Range: 0°C to +100°C
-
Fluctuation: ±0.5°C
-
Uniformity: ≤2°C
-
Heating Rate: 1–3°C/min (no load)
💧 Humidity Performance
-
Range: 20% RH to 98% RH
-
Fluctuation: ±3% RH
-
Uniformity: ±2% RH
⚡ Power Supply
-
Voltage: Three-phase, 380V, 50Hz
🔧 Other Components
-
Stainless steel humidifier with front-mounted auto-refill tank
-
Nichrome heaters, 5 × sample trays (SUS#304)
-
Ø50mm cable port, finned tube heat exchanger
-
Double-layer vacuum glass window with defogging film
-
100mm insulation of polyurethane and high-density fiberglass
Compliance Standards
-
IEC 60068-2-1 (Cold)
-
IEC 60068-2-2 (Dry Heat)
-
IEC 60068-2-38 (Cyclic Damp Heat)