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WHL25AB Laboratory Drying Oven – Natural Convection Heating Chamber

Fiyat Sorunuz

WHL25AB benchtop oven engineered for drying, heating, and experimental laboratory applications with natural convection air circulation and digital PID temperature control

  • Natural convection air circulation for uniform heat distribution in the working chamber
  • Digital display micropro-cessor-controlled PID temperature regulation system
  • Heat-resistant door handle for safe handling during operation
  • Temperature range: RT + 10-300°C with 0.1°C resolution and ±1°C stability
  • Over-temperature protection with audible and visual alarm system

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The WHL25AB is a robust and reliable laboratory drying oven specifically designed for drying, heating, and diverse experimental applications. The unit features natural convection air circulation in the working chamber, complemented by a digital display micropro-cessor-based PID temperature controller and an improved heat-resistant door handle for enhanced operational safety.

Technical Specifications

Model WHL25AB
Circulation Mode Natural convection
Temperature Range RT + 10-300 ℃
Temperature Resolution 0.1 ℃
Temperature Fluctuation ± 1 ℃
Temperature Uniformity ±3.5%
Chamber Structure Inner chamber
Outer Shell Cold-rolled steel with electrostatic spray coating
Insulation Layer Composite silicate thermal protection board
Heating Element Nichrome alloy heating wire
Power Rating 0.6 kW
Exhaust Port Φ28 mm top (with test port function)
Temperature Control Mode Micropro-cessor PID control
Temperature Setting Mode Touch button adjustment
Temperature Display Mode Temperature reading: four-digit upper row; set temperature: lower row display
Timer Function 0-9999 minutes (with timing hold function)
Operating Functions Constant temperature operation, timing function, automatic shutdown
Additional Functions Sensor deviation correction, temperature overshoot auto-tuning, internal parameter lock, power-off parameter memory
Sensor Type K-type
Safety Device Over-temperature audible and visual alarm
Inner Chamber Dimensions (W × L × H) 260 × 260 × 260 mm
External Dimensions (W × L × H) 380 × 455 × 568 mm
Packaging Dimensions (W × L × H) 500 × 530 × 657 mm
Chamber Volume 18 L
Load per Shelf 15 kg
Shelf Spacing 29 mm
Electrical Rating (50/60 Hz) AC 220V / 2.7A
Net Weight / Gross Weight 27 / 35 kg
Standard Accessories Shelf
Optional Accessories Additional shelves

Applications

  • Laboratory sample drying and material conditioning
  • Heat treatment testing and thermal analysis
  • Pharmaceutical and chemical processing
  • Material testing and quality control verification
  • Research and development applications
  • Experimental heating and curing procedures

Frequently Asked Questions

What maximum temperature can the WHL25AB oven achieve?
The WHL25AB can reach up to 300°C above ambient temperature with a total operating range of RT + 10-300°C. The unit maintains exceptional temperature uniformity of ±3.5% and stability of ±1°C.
Does the WHL25AB feature programmable temperature control?
Yes, the oven is equipped with a digital micropro-cessor-based PID temperature controller offering 0.1°C resolution. Temperature parameters are set via touch buttons with a dual-row digital display showing both measured temperature and set-point value.
What built-in safety features are provided?
Safety features include over-temperature audible and visual alarm, heat-resistant door handle, parameter lock protection, automatic shutdown capability, and sensor deviation correction.
What is the working chamber volume and shelf configuration?
The WHL25AB has an 18-liter chamber with internal dimensions of 260 × 260 × 260 mm. Additional shelves can be accommodated with 29 mm spacing between levels, each supporting a maximum load of 15 kg.
How is the timer function utilized?
The integrated timer offers a programmable range from 0-9999 minutes with timing hold functionality, enabling flexible scheduling and automatic equipment shutdown at the conclusion of operations.