Memmert UNplus Operating Manual
Universal oven u twindisplay
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- Quick start manual (56 pages) ,
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- Quick start manual (52 pages)
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Summary of Contents for Memmert UNplus
- Page 1 Operating manual UNplus | UFplus Universal oven U TwinDISPLAY www.memmert.com...
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Page 2: Table Of Contents
Table of Contents Table of Contents 1. About this Manual 2. Safety 2.1 Terms and Symbols Used ............................2.1.1 Terms Used..............................2.1.2 Symbols Used .............................. 2.2 Product Safety and Dangers............................2.3 Requirements to be met by Operating Personnel......................2.4 Responsibility of the Owner ............................2.5 Product Use ................................ - Page 3 Table of Contents 4.6.4 Adjusting the Doors............................21 5. Putting into Operation 5.1 Putting into Operation for the First Time........................23 5.2 Connecting the Unit to the Power Supply ........................23 5.3 Switching on Unit ..............................24 6. Operation and Control 6.1 Operating Personnel..............................
- Page 4 Table of Contents 8.3.6 Shelf Type (Grid or metal plate)........................46 8.3.7 Balance ............................... 46 8.3.8 Remote Control ............................47 8.3.9 Gateway............................... 47 8.4 Date and Time................................47 8.5 Calibrate.................................. 48 8.5.1 Temperature Calibration ..........................48 8.6 Programme................................50 8.7 Acoustic Signals ..............................51 8.8 Log..................................
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Page 5: About This Manual
■ AtmoCONTROL software manual When operating the unit with the MEMMERT AtmoCONTROL PC software you will require the separate manual. You can find the manual for the AtmoCONTROL software in the AtmoCONTROL menu bar under 'Help' Retaining and passing on this manual This operating manual belongs to the unit and must always be kept in a location where it can be easily found by those working with the unit. - Page 6 E-mail: sales@memmert.com www.memmert.com International After Sales Memmert GmbH + Co. KG Willi-Memmert-Straße 90-96 | D-91186 Büchenbach | Germany Tel. +49 9171 9792 911 E-mail: service@memmert.com www.memmert.com If you have any queries, please always quote the product number on the nameplate.
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Page 7: Safety
Safety Safety Terms and Symbols Used In this manual and on the unit itself, certain recurring terms and symbols are used to warn you of hazards or give you information that is important in order to prevent injury or damage. To avoid accidents and damage, observe and follow these instructions. These terms and symbols are explained below. -
Page 8: Product Safety And Dangers
Safety Product Safety and Dangers The units described in this manual are technically sophisticated, manufactured using high- quality materials and subject to many hours of testing in the factory. They reflect the state of the art and comply with recognised technical safety regulations. However, there are still risks involved, even when the units are used as intended. -
Page 9: Requirements To Be Met By Operating Personnel
Safety WARNING Hot surfaces Depending on the operating situation, the unit and the load may be hot. Contact with hot surfaces may have serious health consequences due to burns! – Allow the unit to cool down. – Wear heat-resistant protective gloves when carrying out work. –... -
Page 10: Changes And Alterations
Safety Changes and Alterations Unauthorised changes or alterations must not be made to the appliance. Parts that are not approved by the manufacturer must not be mounted or built in. Unauthorised changes or alterations result in the CE declaration of conformity losing its validity, and the appliance must no longer be operated. -
Page 11: Construction And Description
Construction and Description Construction and Description Design 1 ControlCOCKPIT with capacitive 2 Main switch function keys and LCD displays 3 Interior fan (only for UF appliances) 4 Grid 5 Chamber 6 Nameplate 7 Door handle 8 Turn control with confirmation key 9 USB interface Description of Function Appliances of the xN type series feature natural ventilation (convection). -
Page 12: Materials
5 Fresh air Materials For the outer housing, MEMMERT processes stainless steel (Mat. No. 1.4016 – ASTM 430) for the chamber, stainless steel (Mat. No. 1.4301 – ASTM 304) is used, which stands out through its high stability, optimal hygienic properties and corrosion-resistance to many (but not all) chemical compounds (caution must be exercised with chlorine compounds, for example). -
Page 13: Connections And Interfaces
Construction and Description Connections and Interfaces 3.5.1 Electrical Connection This unit is designed for operation on an electrical power system with a maximum system impedance Z at the point of transfer (service line) of 0.292 Ohm. The operator must ensure that the unit is only operated on an electrical power system that meets these requirements. -
Page 14: Technical Data
Height 1,104 1,183 1,247 1,720 1,720 housing Depth 1,035 Temperature Operating temperature °C at least 5 (UN/UNplus) or 10 (UF/UFplus) above room range temperature up to +300 Setting temperature range °C +20 up to +300 Adjustment precision °C up to 99.9: 0.1 / from 100: 0.5... -
Page 15: Applied Directives And Standards
We confirm that we always draw the attention of our suppliers to the legal restrictions on materials in accordance with our Company Standard for Material Compliance of Memmert GmbH + Co KG to ensure they take the original publications by the legislative authority into consideration at all times. -
Page 16: Ambient Conditions
Construction and Description 3.8.2.1 REACH information of Memmert GmbH + Co. KG acc. to Regulation (EG) No. 1907/2006, Art. 33 Based on current knowledge, we confirm that products or sub-products containing substances of very high concern (SVHC in the specified components) in the Candidate List with concentrations higher than 0.1 mass % are installed in the appliances we supply:... - Page 17 Construction and Description Optional accessories Ethernet to USB converter. Makes it possible to connect the Ethernet port of the appliance ■ to the USB port of a computer/laptop. ■ Reinforced grid with a load capacity of 60 kg (from appliance size 110). D53182 02/2024...
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Page 18: Delivery, Transport And Setting Up
Delivery, Transport and Setting Up Delivery, Transport and Setting Up Safety CAUTION Lifting the appliance incorrectly The appliance is heavy. The appliance is heavy, so you could injure yourself if you try to lift it on your own. – Make sure that a sufficient number of people are on hand to lift and carry the appliance. -
Page 19: Unpacking
– Always attach the appliance to a wall with the anti-tilt bracket. – In case there is not enough space to fasten the appliance to a wall, do not put the appliance into operation and do not open the door. – Contact Memmert service. 4.6.1 Preconditions ü... -
Page 20: Installation Options
Delivery, Transport and Setting Up ü The clearance from the ceiling must not be less than 20 cm and the side clearance from walls or nearby appliances must not be less than 5 cm. Sufficient air circulation in the vicinity of the appliance must be guaranteed at all times. ü... -
Page 21: Anti-Tilt Bracket
There are two adjusting screws on each door for this purpose; one at the top and one at the bottom. First, adjust the setting at the top of the door and, if this is not sufficient, adjust the bottom. A service video which explains how to adjust the door is available: www.memmert.com/de/downloads/media/service-videos/ D53182 02/2024... - Page 22 Delivery, Transport and Setting Up 1. Open the door. 2. Loosen the screws. 3. Adjust the position of the door. 4. Tighten the screws again. 5. Check the position of the door. 6. Readjust if required. D53182 02/2024...
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Page 23: Putting Into Operation
Putting into Operation Putting into Operation Putting into Operation for the First Time WARNING Condensation in the electrical components may cause short circuits. Due to temperature fluctuations during transport, condensation may form inside the unit. – After transporting or storing the unit in humid conditions, remove it from its packaging and allow it to acclimatise for at least 24 hours in normal ambient conditions. -
Page 24: Switching On Unit
Putting into Operation 400 V appliances: The power cable is permanently installed. – Connect the plug to a 400 V CEE coupling. 3 x 208 V appliances: The power cable is permanently installed. – Connect the plug to a 3 x 208 V / 20 A coupling (NEMA L15-20R). See also 2 Nameplate [} 13] 2 Technical Data [} 14]... -
Page 25: Operation And Control
Operation and Control Operation and Control Operating Personnel The appliance may only be operated by persons who are of legal age and have been instructed accordingly. Personnel who are to be trained, instructed or who are undergoing general training may only work with the appliance under constant supervision of an experienced person. -
Page 26: Loading The Appliance
Operation and Control 2. To close the door, push the door closed and push the door handle to the side. Loading the Appliance WARNING Poisonous or explosive vapours and gases When loading the unit with an unsuitable load, poisonous or explosive vapours or gases may be produced. -
Page 27: Operating The Appliance
Operation and Control See also 2 Materials [} 12] 2 Technical Data [} 14] Operating the Appliance 6.4.1 ControlCOCKPIT In manual operation, the desired parameters are entered at the ControlCOCKPIT on the front of the appliance. You can also make basic settings here (menu mode). Warning messages are also displayed, e.g. -
Page 28: Basic Operation
Operation and Control 11 Turn control for setpoint adjustment 12 Confirmation key (applies setting made with the turn control) 13 Activation key for adjustment of interior lighting 14 Interior lighting display (additional option) (additional option) 15 Appliance state and programme display 16 Activation key for the appliance state 17 Activation key for adjustment of temperature 18 Temperature monitoring display... -
Page 29: Operating Modes
Operation and Control 2. You can adjust the setpoint (e.g. to 180 °C) by turning the turn control anti-clockwise or clockwise. 3. Save the set value by pressing the confirmation key. ð The display returns to normal and the appliance starts controlling with reference to the defined setpoint value. -
Page 30: Manual Mode
Operation and Control The example on the right shows the appliance in manual mode, as indicated by the coloured hand symbol. When the appliance is in timer mode, Timer active is displayed. When the appliance is in remote control mode, the symbol appears in the temperature display. -
Page 31: Digital Backwards Counter
Operation and Control Interior lighting (additional option) Adjustment options: on (100%) or off (0%) See also 2 Basic Operation [} 28] 2 Nameplate [} 13] 2 Technical Data [} 14] 6.5.2 Digital Backwards Counter In timer mode, you can adjust the time the appliance runs at the set value. The appliance has to be in manual operating mode for this. -
Page 32: Programme Mode
Operation and Control Once the timer has elapsed, the display shows 00h:00m. ■ All functions are switched off. ■ In addition, an alarm sounds, and can be turned off by pressing the confirmation key. 5. To switch off the timer, press the activation key again to display the timer. 6. - Page 33 Operation and Control 3. To start the programme, press the confirmation key. ð The programme is executed. The display shows: ■ the programme name ■ the name of the first programme segment ■ the current cycle (in case of loops) You cannot change any parameters at the appliance while a programme is running.
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Page 34: Monitoring Function
Operation and Control 2 Menu Mode [} 42] 2 Programme [} 50] Monitoring Function 6.6.1 Temperature Monitoring The appliance is equipped with multiple overtemperature protection in accordance with DIN 12880. This is designed to prevent damage to the chamber load and/or appliance in case of a malfunction: electronic temperature monitoring (TWW/TWB) ■... -
Page 35: Temperature Selector Limiter (Twb)
Operation and Control 6.6.3 Temperature Selector Limiter (TWB) In programme mode, the current programme is resumed for TWB alarms of up to 15 minutes. If the alarm is active for more than 15 minutes, the programme is cancelled. 6.6.4 Automatic Temperature Monitor (ASF) ASF is a monitoring device that automatically follows the set temperature setpoint within an adjustable tolerance band. -
Page 36: Mechanical Temperature Monitoring: Temperature Limiter (Tb)
Operation and Control 6.6.5 Mechanical Temperature Monitoring: Temperature Limiter (TB) The appliance is equipped with a mechanical temperature limiter (TB) of protection class 1 in accordance with DIN 12880. If the electronic monitoring unit fails during operation and the factory-set maximum temperature is exceeded by approx. 20 °C, the temperature limiter, as the final protective measure, switches off the heating permanently. -
Page 37: Graph
Operation and Control 8. With the turn control, select the required tolerance band. We recommend a tolerance band of 5 to 10 K. 9. Press the confirmation key to confirm. ð Temperature monitoring is now active. In Menu mode, you can set: ■... -
Page 38: Ending Operation
Operation and Control Ending Operation WARNING Hot surfaces Depending on the operating situation, the unit and the load may be hot. Contact with hot surfaces may have serious health consequences due to burns! – Allow the unit to cool down. –... -
Page 39: Malfunctions, Warning And Error Messages
– Follow the measures listed in the event of a malfunction. – Contact Memmert International After Sales. Do not try to rectify appliance errors yourself; instead you should contact Memmert International After Sales or an authorised customer service point. In case of enquiries, please always state the model and appliance number on the nameplate (see }3.6 Nameplate). -
Page 40: Malfunctions, Operating Problems And Unit Errors
Malfunctions, Warning and Error Messages Description Cause Action Temperature alarm and TWB is displayed Temperature selector limiter (TWB) has Switch off the alarm by pressing the ■ switched off the heating permanently. confirmation button ■ Increase the difference between the monitoring temperature and the set point temperature –... -
Page 41: Power Failure
Malfunctions, Warning and Error Messages Error description Cause of errors Rectifying errors Start animation after switching on appears Cyan Notify customer service ■ in a colour other than not enough storage space on the SD card. white System files could not be loaded. Orange The fonts and images could not be loaded. -
Page 42: Menu Mode
Menu Mode Menu Mode In menu mode, you can make basic settings, load programmes and export protocols, as well as adjust the appliance. Before changing the menu settings, read the description of the respective functions on the following pages to avoid possible damage to the appliance and/or chamber load. ▶... -
Page 43: Setup
Menu Mode If no new values are entered or confirmed for approx. 30 seconds, the appliance automatically restores the former values. Activate the desired setting (in this example the language): 1. To do so, press the activation key to the left or right of the respective display. ð... -
Page 44: Ip Address And Subnet Mask
Menu Mode The heat output distribution (see }8.3.7 Balance) ■ ■ Remote control (see }8.3.8 Remote Control) Gateway (see }8.3.9 Gateway) ■ If the Setup menu contains more entries than can be displayed, this is indicated by the display “1/2”. This means that there is a second “page” of entries. To display the hidden entries, use the turn control to scroll beyond the lowest entry. -
Page 45: Unit
Menu Mode 3. With the turn control, set the new number, e.g. 255. 4. Confirm the selection by pressing the confirmation key. ð The next three digits of the IP address are automatically marked. ð They can now also be set according to the description above. 5. -
Page 46: Shelf Type (Grid Or Metal Plate)
Menu Mode If the temperature goes outside the limits of the tolerance band in setpoint-dependent mode, the timer will be interrupted and only resumed once the temperature is within this band once again. See also 2 Digital Backwards Counter [} 31] 8.3.6 Shelf Type (Grid or metal plate) Here, you have to set the type of shelf (grid or metal panel) used. -
Page 47: Remote Control
Menu Mode 8.3.8 Remote Control Under the Remote control setup entry, you can set whether the appliance should be controlled via remote control and if so, in which mode. These adjustment options are available: ■ Read Only ■ ■ Write + Read ■... -
Page 48: Calibrate
Menu Mode 4. Set the time zone of the installation site with the turn control (e.g. 00:00 for Great Britain, 01:00 for France, Spain or Germany). 5. Confirm the selection by pressing the confirmation key. 6. With the turn control, select the Summertime entry. 7. - Page 49 Menu Mode Example: Temperature deviation should be corrected 1. Press the activation key to the right of the CALIB display. ð The display is enlarged and the temperature adjustment option is automatically highlighted. 2. Press the confirmation key repeatedly, until the calibration temperature Cal2 is highlighted.
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Page 50: Programme
Menu Mode 10. Wait until the appliance reaches and displays the setpoint temperature. ■ The reference instrument will display the corresponding deviation. 11. In the SETUP, adjust the calibration correction value Cal2 to the deviation temperature (actual value measured minus setpoint value). 12. -
Page 51: Acoustic Signals
Menu Mode As soon as the programme is ready, Select is highlighted once again. To start the programme: 6. Return to the operating mode by pressing the MENU key again. 7. Start the programme as described in }6.5.3 Programme Mode. You can now remove the USB storage medium. To delete a programme: 8. -
Page 52: Log
Menu Mode 4. Save the setting by pressing the confirmation key. If an acoustic signal sounds, it can be turned off by pressing the confirmation key. NOTICE The supplied manual for AtmoCONTROL describes how – to import exported log data into AtmoCONTROL, –... -
Page 53: User Id
Menu Mode USER ID 8.9.1 Description With the USER ID function, you can lock the settings of individual (e.g. temperature) or all parameters, so that they cannot be changed at the appliance by accident or by unauthorised persons. You can also lock adjustment options in Menu mode (e.g. adjustment of date and time settings). -
Page 54: Maintenance And Servicing
Maintenance and Servicing Maintenance and Servicing DANGER Danger of suffocation inside the appliance If the appliances is a certain size, you can get accidentally locked in, which is potentially life-threatening. – Do not climb into the appliance. – Do not carry out cleaning work in the chamber alone. DANGER Live parts When covers are removed, live parts are exposed and contact with these parts may result... -
Page 55: Repairs And Service
Maintenance and Servicing Repairs and Service Repairs and service work may only be carried out by specialist Memmert personnel and qualified service providers. NOTICE Repairs and service work are described in a separate service manual. D53182 02/2024... -
Page 56: Storage, Transport And Disposal
Storage, Transport and Disposal Storage, Transport and Disposal 10.1 Storage and Transport The appliance may only be stored and transported under the following conditions: ■ in a dry enclosed, dust-free room ■ disconnected from the power supply 10.2 Disposal This product is subject to Directive 2012/19/EC on Waste Electrical and Electronic Equipment (WEEE) of the European Parliament and EU Council of Ministers. - Page 57 Notes D53182 02/2024...
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- Page 60 Operating manual Universal oven U D53182 Effective 02/2024 TwinDISPLAY English...
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Questions and answers
My memmert oven UF110 is not activating by pressing the button menu on the touch screen
The Memmert UNplus oven may not activate when pressing the MENU button if the button press is not recognized or the system is unresponsive. Ensure the appliance is powered on and functioning. If the MENU key is pressed but the display does not change or respond, there may be a malfunction or the touch screen may not be working properly. In such cases, contact authorized service support, as users are advised not to attempt repairs themselves.
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