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ALARMS & SAFETY FUNCTIONS

 

 
This product has the alarm & safety function of the table 15. 
 

Table 15. Alarm & safety function list 

Alarm & safety   

Situation 

Indication 

Buzzer Safety operation 

High-temp. alarm 

If the chamber temperature is 
higher than the temperature at 
which the high temperature 
alarm is activated. 

Alarm lamp flashed   
Temp. indicator is flashed 
Message column: 

“High Temp Warning 
20XX/XX/XX XX:XX:XX” 

After the time 
when it is set 
with alarm delay 
intermittent tone

 

Remote alarm it 
operates after the time 
when it is set with 
alarm delay

 

Low-temp. alarm 

If the chamber temperature is 
lower than the temperature at 
which the low temperature 
alarm is activated. 

Alarm lamp flashed   
Temp. indicator is flashed 
Message column: 

“Low Temp Warning 
20XX/XX/XX XX:XX:XX” 

Power-failure 

alarm 

When the power to the unit is 

disconnected.   

Alarm lamp flashed 
Display of alarm: Warning 
Message column: 

“Power failure Warning 
20XX/XX/XX XX:XX:XX” 

Intermittent tone

 

Remote alarm

 

Communication 

error 

When communication 
between LCD panel and 
control substrate is died out 
or unstable. 

Alarm lamp flashed 
Display of alarm: Warning 
Display of current value: 

“---” flashes. 

Message column: 

“Communication Failure 
20XX/XX/XX XX:XX:XX” 

Intermittent tone 

----- 

Door alarm 

When door is open. 

Door check lamp lights 

After the time 
when it is set 
with alarm delay 
intermittent tone

 

----- 

Operation 

memory 

Record of chamber condition 
during the power failure. 
The memory of the set point 
before the power failure. 

----- ----- 

The set value is 
memorized by 
nonvolatile memory.   
The freezer resumes 
the operation with 
setting before power 
failure. 

Key lock 

When the key lock is on. 

----- 

----- 

Setup cannot be 
changed. 

Auto-return 

When there is no key pressing 
in each setting mode for 90 
seconds. 

Chamber temperature is 
displayed. 

----- 

Finishing of each 
setting mode. 

Battery check 

When about 3 years has 
passed with power switch ON. 

Message column:   
“Please exchange a battery.” 

----- 

----- 

Fan motor check 

When the cumulative 
operating time of the fan 
motor A exceeds 6 years. 

Message column:   
“Exchange fan motor ‘A’.” 

----- -----

 

When the cumulative 
operating time of the fan 
motor B exceeds 6 years. 

Message column:   
“Exchange fan motor ‘B’.” 

----- 

----- 

When both cumulative 
operating times of the fan 
motor A and B exceed 6 
years. 

Message column:   
“Exchange fan motor ‘A’ and 
‘B’.” 

----- -----

 

Note : 

In the case of high-temperature alarm, low-temperature alarm, power failure-alarm and 

communication error, alarm date and time are indicated in the message column in addition to the 
message.    And, message indication is indicated until an alarm buzzer stop key (BUZZER) is pushed. 

• The battery for power failure alarm is an article for consumption.    It is recommended that the battery 
will be replaced about every 3 years.  Contact our sales representative or agent at the time of 
replacement of the battery. 

• About 3 days operation of a freezer is necessary to full charge the battery. 

Содержание MDF-U700VX Series

Страница 1: ...VX Please read the operating instructions carefully before using this product and keep the operating instructions for future use See page 54 for model number Operating Instructions Ultra Low Temperature Freezer ...

Страница 2: ...lization Tools Default Setting 31 VARIOUS SETTING MENUE Tools Set of date time log interval Tools Date Time 32 Set of date and time Tools Date Time 33 Set of door alarm delay time Tools Door Delay 34 Set of log interval Tools Log Interval 35 Change of compressor delay time Tools Comp Delay 36 Set of key lock password Tools Key Lock PW Setting 37 ALARM BUZZER 37 REMOTE ALARM TERMINAL 38 AIR RELEASE...

Страница 3: ...rating instructions are subject to change without notice for improvement of performance or function Contact our sales representative or agent if any page of the operating instructions is lost or the page order is incorrect or if the instructions are unclear or inaccurate No part of the operating instructions may be reproduced in any form without the express written permission of PHC Corporation IM...

Страница 4: ...s are illustrated in the following way WARNING Warning indicates a potentially hazardous situation which if not avoided could result in serious injury or death CAUTION Failure to observe CAUTION signs could result in injury to personnel and damage to the unit and associated property Symbols have the following meanings This symbol means caution This symbol means an action is prohibited This symbol ...

Страница 5: ... a location where corrosive gases such as acids are present Installing the unit in a location where corrosive substances are present may cause electrical components to corrode leading to leakage and or electric shock due to the deterioration of insulation resulting from corroded electrical components Do not place this unit in a location where it is difficult to disconnect the power supply plug Fai...

Страница 6: ...k or short circuit if the liquid is spilled Never damage the power supply cord or power supply plug by breaking adapting placing near a source of heat bending with force twisting pulling adding weight or binding A damaged power supply cord or power supply plug may cause electric shock short circuit or fire Never disassemble repair or modify the unit yourself A high voltage area is located inside t...

Страница 7: ...be reached by small children as this may result in unexpected accidents such as suffocation Never replace the battery for the power failure alarm yourself Only qualified engineers or service personnel should replace the battery When moving the unit be sure to take precautions to prevent it from falling over Moving the unit with too much force may cause it to fall over possibly resulting in injury ...

Страница 8: ...e unit Falling from the unit may cause injury falling objects may cause damage to the unit Never store corrosive substances such as acids or alkalis in this unit except in a sealed container These may be harmful to your health and may cause corrosion of internal components or electrical parts Check the settings when restarting operation after a power failure or after turning the power off The sett...

Страница 9: ...se Sample damage Chamber temperature Interior Always use the outer door latch when closing the outer door Improper closure may cause the temperature to rise in the chamber Damage of outer door latch Negative pressure release Interior Ice should be removed from the air release port using the designated frost removal stick SYMBOLS ON UNIT The following symbols are attached to the unit The table desc...

Страница 10: ...vels of OVERVOLTAGE CATEGORY II Temporary OVERVOLTAGES occurring on the mains supply Applicable pollution degree of the intended environment POLLUTION DEGREE 2 in most cases INTENDED USE AND PRECAUTIONS This equipment is designed for low temperature storage of human cells organs plasma and DNA The effective storage period depends on the sample condition and storage temperature It is necessary to d...

Страница 11: ...11 FREEZER COMPONENTS Main body Outer door Magnetic door gasket Key hole 5 2 8 9 1 3 4 6 7 8 10 POWER 11 12 13 ...

Страница 12: ...chamber temperature can be recorded automatically page 52 Contact our sales representative or agent for the installation 8 Access port rear and bottom These ports are used to pass the sensor or cable of measuring equipment the sensor of a temperature recorder optional or the nozzle of a back up cooling kit optional to the chamber Replace the insulation and the rubber caps when the access port is n...

Страница 13: ...to return to the top screen after setting 8 Buzzer stop key BUZZER This key has three functions as follows Buzzer stop key To silence the audible alarm under alarm condition press this key Refer to page 40 and 41 for the details Alarm test key By pressing this key for 5 seconds during normal operation the alarm lamp blinks the buzzer sound and the remote alarm activates Pressing this key again fin...

Страница 14: ... ambient temperature is subject to sudden changes it will not be possible to achieve a stable cooling performance A flat surface where the floor is also capable of bearing the total combined weight product optional accessories stored items Install the unit on a flat surface which is even and which is capable of bearing the total combined weight product optional accessories stored items If the unit...

Страница 15: ...h dipped in clean water to remove traces of the detergent After this be absolutely sure to wipe the surfaces with a dry cloth allowing the surfaces of the outer cabinet to dry out completely and then proceed with the installation Note Remove the cable tie that bands the power supply cord Prolonged contact with the tie may cause corrosion of the cord coating 2 Securing and levelling the unit using ...

Страница 16: ...work is not required in the case of a 3 pin power outlet equipped with an earth contact If the power outlet is not a 3 pin outlet equipped with an earth contact ask a qualified contractor to do the earthing work 5 Installing an earth leakage circuit breaker Install an earth leakage circuit breaker on the unit s power supply side which is mandatory under the applicable laws and regulations Contact ...

Страница 17: ...e battery switch Important Always turn the battery switch on when the unit is operating to ensure that the power failure alarm is working 5 Set the desired chamber temperature page 22 The factory setting of chamber temperature is 80 o C 6 Using the temperature display check that the chamber temperature has cooled to the set temperature Check that the chamber temperature falls to the set temperatur...

Страница 18: ...rs The alarm may not be activated if the power fails and the battery has not been replaced regularly Contact our sales representative or agent to arrange replacement of the battery Operation check after recovery from power failure After recovery from a power failure the operation will resume automatically with the same settings as before the power failure There is no need to re set However always ...

Страница 19: ...5 min Default setting Setting range 0 min 15 min Refer to page 24 1 5 Ring back of buzzer Ring Back 30 min Default setting Setting range 0 1 min 99 min Refer to page 25 1 6 Key lock Key Lock 0 Default setting 0 Unlock 1 Lock Refer to page 26 27 2 Log Log When this function is used an optional interface board is necessary Contact our sales representative or agent at the time of installation of the ...

Страница 20: ...h page 41 3 Display of status Status Stand by is usually displayed A status number is displayed and an additional message is displayed in the message column when the operation monitor system detects the specified status Refer to page 39 for the operation monitor system 4 Display of door status Door Closed is displayed when the door is close Open is displayed When the door is open 5 Display of date...

Страница 21: ...g of low temperature alarm Temperature settable range between chamber temperature 40 o C and 5 o C The factory setting is chamber temperature 10 o C 4 Alarm Delay This is a setting of delay time of buzzer for high and low temperature alarm The settable range is between 0 minute and 15 minutes When 0 is set the buzzer sound without delay The factory setting is 15 minutes 5 Ring Back This is the dur...

Страница 22: ...he menu window is indicated And the set is highlighted 3 Press the ENTER key ENTER Temp Setting screen is indicated And set value of temperature is highlighted 4 Figure input key is pressed in order of 7 5 Chamber temperature is changed from 80 to 75 5 Press the MENU button MENU The menu window is indicated And the OK is highlighted 6 Press the ENTER key ENTER Chamber temperature is memorized and ...

Страница 23: ...lue 10 of the high temperature alarm High Alarm is highlighted 5 Figure input key is pressed in order of 0 5 High temperature alarm is changed from 10 to 5 6 Press the MENU button MENU The menu window is indicated And the OK is highlighted 7 Press the ENTER key ENTER High temperature alarm is memorized and the top screen is indicated Table 3 Procedure for setting low temperature alarm Change from ...

Страница 24: ...menu window is indicated And the set is highlighted 3 Press the ENTER key ENTER Temp Setting screen is indicated And set value of temperature is highlighted 4 Select Alarm Delay by pressing shift key downward The set value 15 of the alarm delay time Alarm Delay is highlighted 5 Figure input key is pressed in order of 1 0 Alarm delay time ALARM Delay is changed from 15 to 10 6 Press the MENU button...

Страница 25: ...essing shift key downward The set value 30 of the ring back time Ring Back is highlighted 5 Figure input key is pressed in order of 1 0 Ring back time Ring Back is changed from 30 to 10 6 Press the MENU button MENU The menu window is indicated And the OK is highlighted 7 Press the ENTER key ENTER Ring back time is memorized and the top screen is indicated Note The settable alarm ring back time is ...

Страница 26: ...cription of operation Key operated Indication after operation 1 Top screen is displayed 2 Press the MENU button MENU The menu window is indicated And the set is highlighted 3 Press the ENTER key ENTER Temp Setting screen is indicated And set value of temperature is highlighted 4 Select Button Lock by pressing shift key downward The set value 0 of the key lock Key Lock is highlighted 5 Press the fi...

Страница 27: ...igure input key is pressed in order to 0000 And press the ENTER key is indicated in the password input column Password An input password is not indicated with a number 7 Press the MENU button MENU The menu window is indicated And the OK is highlighted 8 Press the ENTER key ENTER Key lock is canceled and a top screen is indicated The following screen is indicated when a password is required during ...

Страница 28: ...rt in the menu window and press the ENTER key ENTER Transmission is started in the personal computer of the log data on chamber temperature of 1 day being recorded Sending and the number of transmit data are indicated in the display at the time of the transmission 8 A completion message Finished is indicated The end of the log data display 9 If a completion message is indicated press the MENU butt...

Страница 29: ...e log data display 9 If a completion message is indicated press the MENU button MENU The menu window is indicated And the Start is highlighted 10 The shift key downward is pressed and Cancel of the menu window is chosen and press the ENTER key ENTER Log data on 1 day of chamber temperature is indicated by the graph in the display 11 Press the MENU button MENU The record PC 1D of 1 day of the menu ...

Страница 30: ...30 VARIOUS SETTING MENU Log PC setting As for setting in PC side for transmission of log data please contact our sales representative or agent ...

Страница 31: ...e function of 2 to 4 of each following parameter setting range is used Contact our sales representative or agent at the time of installation of the optional parts Each parameter setting range 1 LCD Back Color Setup of the back light 1 Blue 2 White Factory setting is 1 Blue at the factory 2 DAQ Speed 3 DAQ ID 4 DAQ Mode Their parameters are only for the data acquisition system MTR 5000 user Any oth...

Страница 32: ...ample in case of 12 00 00 Refer to a table 10 3 Door Delay The variable range of the door alarm delay is 0 minute to15 minutes Factory setting is 2 minutes Page 34 refer to a table 11 4 Log Interval Settable between 2 minutes and 30 minutes Factory setting is 15 minutes With 15 minutes interval recording for about 5 weeks is available 5 Comp Delay Delay time for high temperature side low temperatu...

Страница 33: ...he Date Time screen is indicated 5 Figure input key is pressed in order of 1 0 1 2 0 1 The numerical value of the date is changed to 10 12 01 6 Select Time by pressing shift key downward Time is highlights 7 Figure input key is pressed in order of 1 2 0 0 0 0 The numerical value of the time Time is changed at 12 00 00 8 Press the MENU key MENU The menu window is indicated And the OK is highlighted...

Страница 34: ... the Tools menu window and press the ENTER key ENTER Select Tools screen is indicated 4 Press the shift key downward highlight the Date Time and press the ENTER key ENTER The Date Time screen is indicated 5 Select Door Delay by pressing the shift key downward The numerical value of the Door Delay is highlighted 6 Press the figure input key in the 1 0 order The numerical value of the Door Delay is ...

Страница 35: ...ight the Tools menu window and press the ENTER key ENTER Select Tools screen is indicated 4 Press the shift key downward highlight the Date Time by pressing ENTER keys ENTER The Date Time screen is indicated 5 Select Log Interval by pressing the shift key downward The numerical value of the Log Interval is highlighted 6 Press the figure input key in the 1 0 order Log Interval is changed from 15 to...

Страница 36: ...erated Indication after operation 1 Top screen is displayed 2 Press the MENU button MENU The menu window is indicated And the set is highlighted 3 Press the shift key downward highlight the Tools menu window and press the ENTER key ENTER Select Tools screen is indicated 4 Press the shift key downward highlight the Date Time by pressing ENTER keys ENTER The Date Time screen is indicated 5 Select Co...

Страница 37: ...ittent tone When the high temperature alarm High Alarm or the low temperature alarm Low Alarm is activated the buzzer sounds after the alarm delay time Alarm Delay has elapsed Push buzzer stop key BUZZER to stop the alarm The buzzer sounds again if an alarm is not solved in the time when it is set up with Ring Back When alarm sounds a remote alarm is activated too Door alarm buzzer intermittent to...

Страница 38: ...ediately after closing the outer door This is due to the difference in presssure inside and outside of the chamber To open the outer door smoothly follow the procedure below 1 Loosen the cap on the air release port by two turns or remove the cap 2 Allow about twenty seconds before opening the outer door 3 Open the outer door 4 Replace and fasten the cap firmly after closing the outer door Improper...

Страница 39: ...r degrade of starting performance of refrigerating circuit Use dedicated power source The notice of the overload operation When it did not reach setup temperature for more than 5 days Display of status STATUS Status_3 is indicated Message column Cooling circuits Overload is indicated A problem occurs in the cooling performance and the durability of the cooling circuit 1 Large quantities of things ...

Страница 40: ...larm delay intermittent tone Operation memory Record of chamber condition during the power failure The memory of the set point before the power failure The set value is memorized by nonvolatile memory The freezer resumes the operation with setting before power failure Key lock When the key lock is on Setup cannot be changed Auto return When there is no key pressing in each setting mode for 90 seco...

Страница 41: ... abnormal Intermittent tone Remote alarm All compressor are stops Fan motor abnormality If the fan motor A is stopped Message column Error E16 Fan motor A abnormal Intermittent tone Remote alarm Fan motor B is continuous running If the fan motor B is stopped Message column Error E17 Fan motor B abnormal Intermittent tone Remote alarm Fan motor A is continuous running Cooling circuit abnormality If...

Страница 42: ...to wipe the surfaces with a dry cloth Important Do not use a brush an acid a thinner laundry soap a powder detergent or boiling water for cleaning These may cause damage to painted surfaces or cause perishing of plastic and rubber components Moreover do not wipe plastic and rubber components with a volatile material In order to maintain the unit s intended level of performance always replace acces...

Страница 43: ...back up cooling kit if installed 2 Take out all contents from the freezer and transfer them to another freezer or a container which is refrigerated by liquid carbon dioxide or dry ice 3 Turn off the power switch and the battery switch of the freezer 4 Open the outer door and inner door Remove the inner door by lifting it up as shown in the figure 5 Leave the freezer in this state until the frost i...

Страница 44: ...oval The outer door cannot be opened even if the cap on the air release port is removed Remove the frost and ice in the air release port with the stick for frost removal Frost and ice have built up inside the chamber Remove the frost and ice with the scraper Note Do not use tool with a sharp edge such as a knife or screw driver to remove the frost within the air release port CALIBRATION During con...

Страница 45: ...e message column The alarm function blinking of alarm indicator sounding of buzzer will not operate when the battery for the power failure alarm is flat The alarm indicator blinks and the buzzer sounds as a result of power from the battery for the power failure alarm The regular replacement of the battery for the power failure alarm is important to prevent an increase in chamber temperature in the...

Страница 46: ...eled with no operation flashes in the display of current value After turning off O the battery switch and power switch turn on I power switch battery switch in this order The cooling is poor The environmental temperature is too high The latch of inner door is not closed completely The outer door is not closed firmly The frost or ice between the cabinet and door gasket possibly prevents door seal T...

Страница 47: ...ife check with your local solid officials option or proper disposal Label indication is obliged to comply with Japanese battery regulation Label indication is obliged to comply with Taiwanese battery regulation Decontamination of unit Before disposal of unit with biological hazards decontaminate the unit as much as possible 廢電池 請回收 ...

Страница 48: ... chemical involved German Entsorgung von Altgeräten und Batterien Nur für die Europäische Union und Länder mit Recyclingsystemen Dieses Symbol auf den Produkten der Verpackung und oder den Begleitdokumenten bedeutet dass gebrauchte elektrische und elektronische Produkte sowie Batterien nicht in den allgemeinen Hausmüll gegeben werden dürfen Bitte führen Sie alte Produkte und verbrauchte Batterien ...

Страница 49: ...e à apposer sur les piles pictogramme du bas Si ce pictogramme est combiné avec un symbole chimique il répond également aux exigences posées par la Directive relative au produit chimique concerné Spanish Eliminación de Aparatos Viejos y de Pilas y Baterías Solamente para la Unión Europea y países con sistemas de reciclado Estos símbolos en los productos su embalaje o en los documentos que los acom...

Страница 50: ...ico Neste caso estará em conformidade com o estabelecido na Diretiva referente aos produtos químicos em causa Italian Smaltimento di vecchie apparecchiature e batterie usate Solo per Unione Europea e Nazioni con sistemi di raccolta e smaltimento Questi simboli sui prodotti sull imballaggio e o sulle documentazioni o manuali accompagnanti i prodotti indicano che i prodotti elettrici elettronici e l...

Страница 51: ...nderstaand symbool Dit symbool kan in combinatie met een chemisch symbool gebruikt worden In dit geval volstaan de eisen die zijn vastgesteld in de richtlijnen van de desbetreffende chemische stof Swedish Avfallshantering av produkter och batterier Endast för Europeiska Unionen och länder med återvinningssystem Dessa symboler på produkter förpackningar och eller medföljande dokument betyder att fö...

Страница 52: ...t stored items from damage resulting from any unexpected rise in temperature Contact our sales representative or agent to arrange purchase of the back up cooling kit Small inner doors The small inner doors MDF 7ID are available as an optional component The small inner doors are suitable for standard shelf locations The small inner doors are interchangeable with the inner door provided Contact our ...

Страница 53: ...xed refrigerant Temperature controller Microcomputer control system Temperature display Digital display Thermal sensor Platinum resistance Pt 1000Ω Alarm High temperature alarm Low temperature alarm Power failure alarm Door alarm Sensor abnormality Condenser temp abnormality Fan motor abnormality Compressor temp abnormality Cooling circuit abnormality Remote alarm contact Allowable contact capacit...

Страница 54: ...6 o C to 50 o C ambient temperature 30 o C no load Power source AC 230 V 240 V 50 Hz Rated power consumption 1240 W 1290 W Noise level 53 dB A background noise 20 dB Maximum pressure 3041kPa Usable environment condition Temperature 5 o C to 30 o C Humidity equal or less than 80 R H The above data is measured based on our internal basis The unit with CE mark complies with EU directives Maximum cool...

Страница 55: ... unit Unit interior No contamination Decontaminated Contaminated Others 3 Instructions for safe repair maintenance disposal 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 ...

Страница 56: ...erating Instructions Printed in Japan LDCL032600 0 S0418 0 2018 04 01 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan EU countries only PHC Corporation 2018 Nijverheidsweg 120 4879 AZ Etten Leur The Netherlands ...

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