background image

 

16

 

 ALARM TEMPERATURE SETTING 

 
This unit is provided with the high and low temperature alarm and the temperature at which the alarm is 
activated is changeable. 
The following procedure shows the setting of alarm temperature according to the condition below: 
   High temperature alarm:  activates at the temperature 5

o

C higher than the set temperature 

      Low temperature alarm:    activates at the temperature 5

o

C lower than the set temperature 

 

Note:

     

The alarm temperature is set at the factory 10

o

C higher and lower than the set temperature.

 

The available range of alarm temperature is between 5

o

C and 20

o

C higher or lower than the set 

temperature.

 

 

Table 3.    Procedure for setting high temperature alarm

 

 

Description of operation 

Key operated 

Indication after operation 

1  

---- 

The current chamber temperature is 
displayed. 

Press numerical value shift key for 
about 5 seconds. 

 
 

The first digit is flashed. 

Press numerical value shift key 
and scroll the figure to 1. 

 

The first digit is flashed. 

4  Press set key. 

SET 

The first digit is flashed. 

Scroll the figure to 005 by using 
digit shift key and numerical value 
shift key 

 

 

When pressed, the figure of settable   
digit changes. 

 

When pressed, the changeable digit 
moves. 

6  Press set key. 

SET 

Alarm temperature is memorized and   
the current chamber temperature is   
displayed. 

 

Table 4.    Procedure for setting low temperature alarm

 

 

Description of operation 

Key operated

Indication after operation 

1  

---- 

The current chamber temperature is 
displayed. 

Press numerical value shift key for 
about 5 seconds. 

 
 

The first digit is flashed. 

Press numerical value shift key 
and scroll the figure to 2.. 

 

The first digit is flashed. 

4  Press set key. 

SET 

The first digit is flashed. 

Scroll the figure to -05 by using 
digit shift key and numerical value 
shift key 

 

When pressed, the figure of settable   
digit changes. 

 

When pressed, the changeable digit 
moves. 

6  Press set key. 

SET 

Alarm temperature is memorized and   
the current chamber temperature is   
displayed. 

• The setting mode returns to the temperature display mode automatically when 90 seconds has passed 
without any key operation. 
 
 
 

 

 

 

 

 

 

 

 

Summary of Contents for MDF-U74V

Page 1: ...ctions carefully before using this product and save this operating instructions for future use See page 42 for all Model Numbers MDF U74V MDF U55V MDF U55V MDF U74V MDF U55V Ultra Low Temperature Freezer Operating Instructions ...

Page 2: ...Y TIME P 20 CHANGE OF DOOR ALARM DELAY TIME P 21 ALARMS SAFETY FUNCTIONS P 22 ROUTINE MAINTENANCE P 23 Cleaning of cabinet P 23 Cleaning of condenser filter P 23 Defrosting of inside wall P 24 CALIBRATION P 24 TROUBLESHOOTING P 25 DISPOSAL OF UNIT P 26 Recycle of battery P 26 Decontamination of unit P 26 DISPOSAL OF BATTERY P 31 TEMPERATURE RECORDER OPTION P 32 Setting of MTR 85H P 32 Setting of M...

Page 3: ...uctions will be subjected to change without notice due to the improvement of performance or functions Contact our sales representative or agent if any page of the operating instructions is lost or page order is incorrect Contact our sales representative or agent if any point in this operating instructions is unclear or if there are any inaccuracies No part of this operating instructions may be rep...

Page 4: ...y to personnel and damage to the unit and associated property Symbol shows this symbol means caution this symbol means an action is prohibited this symbol means an instruction must be followed Be sure to keep this operating instructions in a place accessible to users of this unit Some warning and or caution labels are attached on the unit Following shows the description of such labels NOTE As with...

Page 5: ...ower supply outlet is not grounded it will be necessary to install a ground by qualified engineers Never ground the unit through a gas pipe water main telephone line or lightning rod Such grounding may cause electric shock in the case of an incomplete circuit Connect the unit to a power source as indicated on the rating label attached to the unit Use of any other voltage or frequency other than th...

Page 6: ...n Disconnect the power supply plug if there is something wrong with the unit Continued abnormal operation may cause electric shock or fire When removing the plug from the power supply outlet grip the power supply plug not the cord Pulling the cord may result in electric shock or fire by short circuit Disconnect the power supply plug before moving the unit Take care not to damage the power cord A d...

Page 7: ... insertion may cause a heat or ignition Never store corrosive substances such as acid or alkali in this unit if the container cannot be sealed These may cause corrosion of inner components or electric parts Check the setting when starting up of operation after power failure or turning off of power switch The stored items may be damaged due to the change of setting Be careful not to tip over the un...

Page 8: ...te and frost caution label Sample damage Chamber temperature Interior Forgets to close a door and latch Sample damage Chamber temperature Interior Rise in temperature is prevented SYMBOLS ON THE UNIT The symbols are attached to the ultra low temperature freezer The following table describes the symbols This symbol is attached to covers that access high voltage electrical components to prevent elec...

Page 9: ...ls of OVERVOLTAGE CATEGORY II Temporary OVERVOLTAGES occurring on the mains supply Applicable pollution degree of the intended environment POLUTION DEGREE 2 in most cases INTENDED USE AND PRECAUTIONS This equipment is designed for low temperature storage of human cells organs plasma and DNAs The effective storage period depends on the sample condition and storage temperature It is necessary to det...

Page 10: ...9 FREEZER COMPONENTS 14 Rear side Power cord 11 inside 7 inside 1 2 3 6 8 12 7 4 9 10 13 5 16 17 15 ...

Page 11: ...facilitate moving of the cabinet For the installation adjust the leveling foot so that the front 2 casters cannot contact with the floor 11 Condenser filter behind the grille This filter prevents the dust from accumulating on the condenser The dusty condenser filter may cause failure of refrigerating device Clean the condenser filter once a month See page 23 Routine maintenance for the cleaning 12...

Page 12: ...or delay time and door alarm delay time Refer to page 16 17 20 and 21 for details respectively 8 Digit shift key Pressing this key in the setting mode causes the changeable digit to shift Key lock setting is available by pressing this key for more than 5 seconds in the temperature display mode Refer to page 15 for details 9 Set key SET Temperature setting mode is led by pressing this key and the c...

Page 13: ...tion may cause vibration or noise Install the unit on a sturdy floor If the floor is not strong enough or the installation site is not adequate this may result in injury from the unit falling or tipping over Select a level and sturdy floor for installation This precaution will prevent the unit from tipping Improper installation may result in water spillage or injury from the unit tipping over A lo...

Page 14: ...level Fig 1 3 Fixing the unit Two fixtures are attached to the rear of the frame Fix the frame to the wall with these fixtures and rope or chain Fig 2 4 Ground earth The ground earth is for preventing the electric shock in the case of the electrical insulation is somehow degraded Always ground the unit at the time of installation WARNING Use a power supply outlet with ground earth to prevent elect...

Page 15: ...u can put articles into the chamber in a small batch to prevent the temperature rise NOTE Do not put too many warm articles in the chamber The temperature rise may cause the damage to the articles in the chamber WARNING Fix the shelf supports and shelves securely Incomplete installation may cause injury or damage Operation after power failure The set value is memorized by nonvolatile memory Accord...

Page 16: ...d is 86 o C when the ambient temperature is 30 o C The setting mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation In this case any setting before pressing set key SET is not memorized KEY LOCK FUNCTION This unit is provided with the key lock function When the key lock is ON change of temperature setting through the key pad is not availab...

Page 17: ...e figure to 1 The first digit is flashed 4 Press set key SET The first digit is flashed 5 Scroll the figure to 005 by using digit shift key and numerical value shift key When pressed the figure of settable digit changes When pressed the changeable digit moves 6 Press set key SET Alarm temperature is memorized and the current chamber temperature is displayed Table 4 Procedure for setting low temper...

Page 18: ...t is flashed 3 Set the figure to F25 with the digit shift key and numerical value shift key The settable digit is shifted When pressed the figure of settable digit changes 4 Press set key SET The current resume time is displayed The second digit is flashed 5 Set the figure to 020 with the numerical value shift key When pressed the figure of settable digit changes 6 Press set key SET The setting is...

Page 19: ...l Close Open Note The buzzer is silenced by pressing buzzer stop key BUZZER on the control panel during alarm condition A remote alarm is continuing the operation The buzzer will be activated again after certain suspension if the alarm condition is continued The alarm is actuated when the power supply plug is disconnected from the outlet or the power switch is OFF Use a twisted sealed wire for the...

Page 20: ... is less than approx 195 V when the rated voltage is between 220 and 240 V STATUS lamp lights 2 is displayed Abnormal heat at power supply outlet or degrade of starting performance of refrigerating circuit Use dedicated power source Notice of overload condition When the running rate of refrigerating Circuit is higher than usual STATUS lamp lights 3 is displayed Decrease of cooling performance or d...

Page 21: ...ndication after operation 1 The current chamber temperature is displayed 2 Press numerical value shift key for 5 seconds The first digit is flashed 3 Set the figure to F05 with the numerical value shift key When pressed the figure of settable digit changes 4 Press set key SET The current delay time is displayed The first digit is flashed 5 Set the figure to 004 with the numerical value shift key W...

Page 22: ...rrent chamber temperature is displayed 2 Press numerical value shift key for 5 seconds The first digit is flashed 3 Set the figure to F04 with the numerical value shift key When pressed the figure of settable digit changes 4 Press set key SET The current delay time is displayed The first digit is flashed 5 Set the figure to 003 with the numerical value shift key When pressed the figure of the firs...

Page 23: ...Remote alarm If the cascade sensor is short circuited Alarm lamp is flashed E04 and chamber temp are displayed alternately Intermittent tone Remote alarm If the filter sensor is disconnected Alarm lamp is flashed E05 and chamber temp are displayed alternately Intermittent tone Remote alarm If the filter sensor is short circuited Alarm lamp is flashed E06 and chamber temp are displayed alternately ...

Page 24: ...ur water onto or into the unit Doing so can damage the electric insulation and cause failure The compressor and other mechanical part are completely sealed This unit requires absolutely no lubrication Note Always replace the inner attachments removed for the cleaning to keep the intended performance Cleaning of condenser filter This unit is provided with the filter check lamp on the control panel ...

Page 25: ...ioxide or dry ice 3 Turn off the power switch of the freezer 4 Open the outer door and inner door Remove the inner door by lifting up as shown in the figure 5 Leave the freezer as it is 6 The water accumulated on the bottom of the chamber should be wiped up with a dry cloth 7 After cleaning the chamber and inner door replace the inner door and start up the unit according to the procedure on page 1...

Page 26: ...he condenser filter is clogged Always clean the condenser filter when the filter check lamp is lit The outer door is not shut tightly The inner door is not installed correctly The set temperature in the controller is not set properly The freezer is in the direct sunlight There is any heating source near the freezer A rubber cap and insulation are not set correctly on the access port You put too ma...

Page 27: ...doors to prevent accidents such as suffocation Recycle of battery The unit contains a rechargeable battery The battery is recyclable At the end of it s useful life check with you local solid officials option or proper disposal Label indication is obliged to comply with Taiwanese battery regulation Decontamination of unit Before disposing a ultra low temperature freezer with biohazardous danger dec...

Page 28: ...spose of them correctly at your local community waste collection recycling centre Please help us to conserve the environment we live in German Für EU Staaten Das Symbol und das erwähnte Wiederverwertungssystem gelten nur für die Länder der EU und nicht für andere Länder oder Gebiete in der Welt Die Produkte von Panasonic werden aus hochwertigen Materialien und Komponenten gefertigt die sich wieder...

Page 29: ...u éliminées de manière inappropriée peuvent s avérer potentiellement dangereuses pour la santé humaine et pour l environnement Cependant ces matières sont nécessaires au bon fonctionnement de votre appareil ou de votre machine Pour cette raison il vous est demandé de ne pas vous débarrasser de votre appareil ou machine usagé avec vos ordures ménagères Spanish PARA USUARIOS DE LA UNION EUROPEA El s...

Page 30: ...em recolha de lixo local Por favor ajude nos a conservar o ambiente Italian PER UTENTI UE Il simbolo e i sistemi di riciclaggio descritti di seguito si applicano esclusivamente ai paesi dell UE Questo prodotto Panasonic è stato progettato e realizzato con materiali e componenti di elevata qualità che possono essere riciclati e o riutilizzati Il simbolo di riciclaggio mostrato di seguito indica che...

Page 31: ...bij uw plaatselijk afvalinzameling recyclingcentrum in uw buurt Help ons het milieu waarin wij leven in stand te houden Swedish FÖR ANVÄNDARE INOM EU Den symbolmärkning och de återvinningssystem som beskrivs här nedan gäller länder inom EU och gäller inte länder i någon annan del av världen Din Panasonic produkt har konstruerats och tillverkats med delar och material av hög kvalitet som kan återvi...

Page 32: ...e electric shock Disposal of nickel metal hydride battery 1 Turn off the power switch and disconnect the power supply plug 2 As shown in the Fig 2 remove 6 screws fixing the side cover and switch cover with a screw driver and remove the side cover 3 Remove 5 screws fixing the electrical box cover with a screw driver Fig 3 4 Disconnect the battery connector and remove 2 screws fixing the battery mo...

Page 33: ...ration the pen point is apart from the recording paper 2 Pull the cartridge out of the mounted position as shown in Fig 1 and Fig 2 3 Set a new recording paper in place on the rear bottom of the cartridge Set the hole on the chart in the cog of the recording paper driving assembly and feed the recording paper in the direction of the arrow by driving the cog wheel Fig 3 4 Adjust the recording paper...

Page 34: ...e case cover of dry cell at the left bottom Fig 3 Set a dry cell in the case with its minus pole positioned backward 4 Close the case cover and replace the cartridge 5 Lift up the pen holder lever and close the cover Setting of ink pen 1 Open the cover and let down the pen holder lever With this operation the pen point is apart from the recording paper 2 Pull the cartridge out of the mounted posit...

Page 35: ...pins fit into the guide holes on the pen arm See to Fig 2 illustration 2 5 Press the two sides of the head clamp as indicated by the arrows to secure the ink pen See to Fig 2 illustration 3 From the side view the cartridge should fit perfectly on the arm Confirm that the pen arm is attached to both sides of the ink pen 6 After loading the ink pen return the pen lifter to the original position Conf...

Page 36: ...to 32 days The center of the recording paper is divided into 32 equal sections The lines extending from these lines serve as the 32 day time scale Fig 4 Stopping recording 1 Turn OFF the power switch 2 When recording is stopped for a prescribed period place the caps back on the ink pens to prevent the ink from evaporating Replacing the recording paper 1 Slightly raise the end of the pen lifter and...

Page 37: ...ollows Temperature recorder Recorder fixing MTR 85H MTR G85C MDF S3085 Contact our sales representative or agent for the installation of a temperature recorder BACKUP COOLING KIT OPTION Following shows the time to keep chamber temperature at 70 o C by using an optional backup cooling kit Keep a liquefied CO2 cylinder at ambient temperature lower than 31 o C The above data is the experiment value w...

Page 38: ...oling kit BACKUP When turning on the backup cooling kit the backup standby lamp is brightened This means that the backup cooling kit is ready To stop the operation of the backup cooling kit turn off this switch 2 Test switch TEST This switch is for checking the operation of backup cooling kit Pressing this switch is resulted in the release of liquid carbon dioxide without backup cooling kit operat...

Page 39: ...he lowest set temperature when the use in a long time An optional inventory rack IR 224U cannot be used when an small inner door is installed DRAWER RACK OPTION An optional drawer rack MDF 50R is applicable to the lower chamber of MDF U55V By using the drawer rack the materials can be stored in the chamber efficiently For the installation of the drawer rack refer to the instruction enclosed with t...

Page 40: ...ntory racks securely Incomplete installation may cause injury or damage IR 220U IR 224U MDF U74V NOTE Only inventory rack IR 220U can be applied when the independent inner door MDF 7ID or MDF 5ID is installed Shelf support Shelf stopper No 4 under second screw from the top There is a mark which hollowed at the shelf support front side No 3 under fifth screw from the top There is a mark which hollo...

Page 41: ...age side R 508 Temperature controller Microcomputer control system Temperature display Digital display Thermal sensor Platinum resistance Pt 1000Ω Alarm High temp alarm Low temp alarm Power failure alarm Door alarm Filter alarm Remote alarm contact Allowable contact capacity DC 30 V 2 A Battery Nickel metal hydride battery DC 6 V 1100 mAh Auto recharge 5HR AAC Accessories 1 set of key 1 scraper We...

Page 42: ...e R 508 Temperature controller Microcomputer control system Temperature display Digital display Thermal sensor Platinum resistance Pt 1000 Alarm High temp alarm Low temp alarm Power failure alarm Door alarm Filter alarm Remote alarm contact Allowable contact capacity DC 30 V 2 A Battery Nickel metal hydride battery DC 6 V 1100 mAh Auto recharge 5HR AAC Accessories 1 set of key 1 scraper Weight 288...

Page 43: ... dB A background noise 20 dB Maximum pressure 2680 kPa Product name Ultra Low Temperature Freezer MDF U55V Model number MDF U55V PE Cooling performance 86 o C at the center of the chamber ambient temperature 30 o C no load Temperature control range 50 o C to 86 o C ambient temperature 30 o C no load Power source AC 230 V 240 V 50 Hz Rated power consumption 650 W 700W Noise level 47 dB A background...

Page 44: ...it Unit interior No contamination Decontaminated Contaminated Others 3 Instructions for safe repair maintenance of the unit a The unit is safe to work on b There is some danger see below Procedure to be adhered to in order to reduce safety risk indicated in b below Date Signature Address Division Telephone Product name Model Serial number Date of installation Ultra Low Temperature MDF Freezer Plea...

Page 45: ...apan 7FB6P151584002 S0412 20512 2012 05 29 EU countries only 0123 Panasonic Biomedical Sales Europe B V Nijverheidsweg 120 4879 AZ Etten Leur The Netherlands Panasonic Healthcare Co Ltd 2012 1 1 1 Sakata Oizumi Machi Ora Gun Gunma 370 0596 Japan ...

Reviews: