Memmert UN75 Universal Oven Natural air circulation

Memmert UN75 Universal Oven Natural air circulation

The Memmert UN75 Universal Oven is expertly designed for precise drying, heating, aging, burn-in, and hardening processes across various applications, including research, science, and quality assurance. As a classic appliance from Memmert, it combines high-quality materials and advanced technology, making it a reliable choice for temperature control in scientific and industrial settings.

Key Features

• Temperature Control:
  • Working Temperature Range: The oven operates effectively at temperatures ranging from at least 5°C (for models UN/UNplus/UNm/UNmplus) or 10°C (for models UF/UFplus/UFm/UFmplus) above ambient temperature, reaching up to +300°C.
  • Setting Temperature Range: Users can easily set temperatures between +20°C and +300°C.
  • Temperature Sensor: The device features a Pt100 sensor (DIN class A) in a 4-wire circuit, which ensures accurate readings.
  • Setting Accuracy: Up to 99.9°C, the accuracy is 0.1°C, while it remains at 0.5°C for temperatures from 100°C.
• Control Technology:
  • ControlCOCKPIT: This oven includes a single-display adaptive multifunctional digital PID-microprocessor controller equipped with a high-definition TFT-colour display. This feature allows for easy monitoring and adjustments.
  • Timer: The digital backwards counter lets users set target times adjustable from 1 minute to 99 days.
  • SetpointWAIT Function: Notably, the process timer only begins once the set temperature is reached, ensuring precise control throughout the heating process.
• Ventilation:
  • Natural Convection: The oven utilizes natural convection to distribute heat evenly.
  • Fresh Air Admixture: Users can introduce pre-heated fresh air through an electronically adjustable air flap, which further enhances performance.
• Communication:
  • Data Documentation: The oven automatically stores programs if a power failure occurs, preventing data loss.
  • Programming Capability: With the AtmoCONTROL software, users can read, manage, and organize data via the Ethernet interface. Additionally, a USB stick with AtmoCONTROL software is available as an accessory for convenience.

Safety Features

• Temperature Control: The oven includes an adjustable electronic overtemperature monitor and a mechanical temperature limiter (TB). These features comply with protection class 1 standards according to DIN 12880, switching off heating approximately 20°C above the nominal temperature.
• Autodiagnostic System: This system assists in fault analysis, ensuring reliable operation at all times.

Internal Design and Capacity

• Interior: The easy-to-clean interior is made of stainless steel and reinforced with deep-drawn ribbing. This design incorporates large-area heating on four sides to ensure uniform heating throughout the chamber.
• Volume: The oven boasts a capacity of 74 liters, providing ample space for a variety of applications.
• Dimensions: Internal dimensions measure 400 mm x 560 mm x 330 mm (w x h x d), allowing for a maximum loading capacity of 120 kg (20 kg per internal).

Technical Specifications

• Electrical Data:
  • Voltage: The oven operates on either 230 V, 50/60 Hz (approx. 2500 W) or 115 V, 50/60 Hz (approx. 1800 W).
• Ambient Conditions:
  • Operating Temperature: It functions effectively in ambient conditions ranging from +5 °C to +40 °C.
  • Humidity: The oven can handle humidity levels up to 80% RH, non-condensing.

Packing and Shipping Data

• Transport Information: To ensure safe delivery, the oven must be transported upright.
• Customs Tariff Number: 8419 8998.
• Country of Origin: Federal Republic of Germany.
• Dimensions (including carton): 730 mm x 1130 mm x 670 mm (w x h x d).
• Net Weight: Approximately 66 kg.
• Gross Weight: Approximately 85 kg.

Conclusion

In conclusion, the Memmert UN75 Universal Oven offers an excellent solution for professionals seeking reliability and precision in their temperature control applications. Its robust design, advanced control technology, and comprehensive safety features ensure that it meets the highest standards for laboratory and industrial environments. Whether utilized for research, quality assurance, or material testing, this oven consistently delivers exceptional performance and user satisfaction. Therefore, it stands out as an essential tool for a variety of scientific and industrial applications.