Cooled Vacuum Oven m360 VOcool - Memmert
Memmert VOcool: Peltier-cooled vacuum oven for gentle drying of temperature-sensitive materials from +5 to +90°C, 5-1100 mbar. Cromocol, your lab partner.
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Innovative Vacuum Drying for Temperature-Sensitive Materials
The Memmert Cooled Vacuum Oven m360 VOcool is a vacuum drying system designed to protect vulnerable items with precise vacuum control. By combining vacuum drying with Peltier-based cooling technology, it enables gentle drying below room temperature, making it ideal for temperature-sensitive materials in pharmaceutical research and demanding industrial material tests.
Peltier Cooling for Gentle, Uniform Drying
A Peltier cooling unit ensures a surface temperature distribution with a maximum deviation of ±1 K across the entire temperature range, from +5°C (at least 20°C below ambient temperature) up to +90°C. The aluminium cooling- and heating-combination integrates a cooling circuit and large-area heating with local Pt100 (4-wire) temperature sensing for tight, even control.
Precise Vacuum and Pressure Control
The VOcool operates across a vacuum range of 5 to 1100 mbar, with a permitted final vacuum of 0.01 mbar and a maximum leakage rate of 0.01 bar/h. Digital electronic pressure control drives a speed-controlled vacuum pump, while a programmable, digitally controlled air inlet and DN16 small-flange vacuum connection give repeatable, well-defined drying conditions. Vacuum, air and inert-gas tubing is made of material 1.4571 (ASTM 316 Ti).
TwinDISPLAY ControlCOCKPIT
The oven is operated through the TwinDISPLAY ControlCOCKPIT, an adaptive multifunctional digital PID-microprocessor controller with two high-definition TFT colour displays. A digital timer (1 minute to 99 days), SetpointWAIT function, AutoSAFETY over- and under-temperature protection, and integral fault diagnostics keep processes safe and traceable. AtmoCONTROL software lets you program, manage and transfer routines via the Ethernet interface or USB port.
Robust Construction and Flexible Sizes
The hermetically welded stainless steel interior (material 1.4404, ASTM 316 L) has removable side panels and is housed in a textured stainless steel casing on four adjustable feet. A full-sight glass door with a 15 mm safety-glass panel allows visual monitoring of the load. The VOcool is available in three interior volumes - 29 litres (VO29cool), 49 litres (VO49cool) and 101 litres (VO101cool) - to suit a wide range of throughput and sample sizes.
Technical Specifications
- Working temperature range: from +5°C (at least 20°C below ambient temperature) to +90°C
- Setting temperature range: +5°C to +90°C
- Setting accuracy: 0.1°C up to 99.9°C / 0.5°C from 100°C
- Temperature sensor: 4-wire Pt100, measured individually for each thermoshelf
- Display resolution (actual/setpoint values): 0.1°C
- Vacuum range: 5 to 1100 mbar
- Permitted final vacuum: 0.01 mbar
- Maximum leakage rate: 0.01 bar/h
- Pressure control: digital electronic control for a speed-controlled vacuum pump; vacuum/air/inert-gas tubing in 1.4571 (ASTM 316 Ti); programmable digitally controlled air inlet
- Connection: vacuum connection with small flange DN16, gas inlet with fresh air supply
- VO cooling: Peltier cooling unit, surface temperature distribution within ±1 K across the entire temperature range
- Internals: aluminium cooling- and heating-combination, material 3.3547 (ASTM B209), integrated cooling circuit and large-area heating with local Pt100 (4-wire) temperature sensing
- Heating concept: connection for a thermoshelf in the rear panel
- ControlCOCKPIT: TwinDISPLAY adaptive multifunctional digital PID-microprocessor controller with 2 high-definition TFT colour displays
- Timer: digital backwards counter, target time adjustable from 1 minute to 99 days
- SetpointWAIT: process time starts only once the set temperature is reached
- Programming: AtmoCONTROL software (USB stick) via Ethernet interface or USB port
- Calibration: three freely selectable temperature values and three freely selectable pressure values
- Language settings: German, English, Spanish, French, Polish, Czech, Hungarian, Italian, Chinese
- Temperature control: mechanical temperature limiter TB (protection class 1 per DIN 12880), switches off heating approx. 10°C above nominal temperature
- AutoSAFETY: integrated over- and under-temperature protection "ASF" tracking the setpoint within a preset tolerance, visual and acoustic alarm
- Autodiagnostic system: integral fault diagnostics for temperature control
- Stainless steel interior: hermetically welded, corrosion-resistant stainless steel 1.4404 (ASTM 316 L), removable side panels
- Interior volume: 49 l
- Interior dimensions (W x H x D): 385 x 385 x 330 mm
- Exterior dimensions (W x H x D): 550 x 687 x 480 mm (depth +38 mm door handle)
- Door: full-sight glass door with 15 mm safety-glass panel, inside spring-loaded, outside with anti-splitter screen
- Casing: textured stainless steel; 4 adjustable appliance feet
- Slide-in units: 1; max. 1 internal
- Max. loading of chamber: 60 kg; max. loading per internal: 20 kg
- Net weight: approx. 95 kg
- Voltage: 230 V, 50/60 Hz
- Electrical load: approx. 600 W
- Ambient temperature: +5°C to +40°C
- Humidity: max. 80 % RH, non-condensing
- Altitude of installation: max. 2,000 m above sea level
- VO29cool: 29 l interior
- VO49cool: 49 l interior
- VO101cool: 101 l interior
Documents & Downloads
Frequently Asked Questions
What temperature range does the VOcool cover?
What vacuum range can the VOcool achieve?
What sizes are available?
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What controller and software does it use?
What are the interior materials and loading limits of the VO49cool?
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