Memmert Universal Oven Um UN260m

Memmert Universal Oven UN260m – Large-Capacity Laboratory Heating Oven with Natural Convection

The Memmert Universal Oven Um UN260m is a premium universal oven engineered for precision heating in laboratory and industrial applications. Classified as a Class I medical device, it offers outstanding thermal performance through natural convection, making it ideal for sensitive materials and processes that require gentle, even heating. With a durable, stainless steel construction and advanced control interface, this oven ensures reliability, cleanliness, and user-friendly operation.

Features

• SingleDISPLAY PID microprocessor controller with high-definition TFT color screen

• Natural convection airflow ideal for gentle drying and heating

• SetpointWAIT function delays process start until target temperature is reached

• Three-point temperature calibration for enhanced precision

• Adjustable air flap for controlled fresh air intake

• Intuitive AtmoCONTROL software for data management and documentation

Applications

• Drying and sterilizing glassware or medical tools in clinical labs

• Heat treatment of powder, granules, and chemical substances

• Long-term temperature exposure for sample conditioning

• Stable drying of biological samples and organic materials

• Quality control processes in food, textile, or polymer industries

• Safe thermal testing for electronics and composite materials

Specifications

• Working temperature range: +20 °C to +300 °C

• Temperature setting accuracy: 0.1 °C (to 99.9 °C), 0.5 °C (from 100 °C)

• Temperature sensor: 1 Pt100 DIN Class A (4-wire circuit)

• Chamber volume: 256 liters

• Internal dimensions: 640 x 800 x 500 mm (W x H x D)

• Maximum chamber load: 300 kg

• Maximum shelf load: 20 kg

• Included shelves: 2 stainless steel, electropolished

• Maximum number of shelves: 9

Control and Ventilation

• Controller: Adaptive PID digital controller with SingleDISPLAY

• Timer: 1 minute to 99 days (digital backward counter)

• Fresh air: Electronically adjustable admixture of pre-heated air

• Ventilation: Natural convection with restrictor vent flap

• Adjustable parameters: Temperature, air flap position, program time, time zones

Safety and Communication

• Electronic overtemperature protection with mechanical limiter (TB, Class 1 DIN 12880)

• Self-diagnostic system for fault analysis

• Data memory: Retains programs during power failures

• Software: AtmoCONTROL for programming and data management via Ethernet

• Optional USB stick with software for offline program transfer

• Alarm: Visual and audible notifications in case of errors

Construction and Packaging

• Internal chamber: Stainless steel with reinforced ribbing and integrated large-area heating

• External housing: Textured stainless steel front with zinc-plated steel rear

• Door: Fully insulated with 2-point compression locking

• Electrical supply:

  • 230 V, 50/60 Hz, approx. 3400 W

  • 115 V, 50/60 Hz, approx. 1800 W

• Installation clearance:

  • Rear: Minimum 15 cm

  • Ceiling: Minimum 20 cm

  • Sides: Minimum 5 cm

• Altitude limit: Max. 2,000 m above sea level

• Operating temperature: +5 °C to +40 °C

• Max. humidity: 80% RH (non-condensing)

• Overvoltage category: II

• Pollution degree: 2

Packing & Transport Details

• Must be transported upright

• Net weight: Approx. 110 kg

• Gross weight: Approx. 161 kg

• Package dimensions: 930 x 1380 x 930 mm

• Country of origin: Germany

• Customs tariff number: 8419 8998

• WEEE Reg. No.: DE 66812464

The Memmert UN260m stands out as a reliable, high-volume heating solution that prioritizes performance, safety, and ease of use, making it an essential tool for labs and facilities demanding uncompromised thermal consistency.