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26 

 

BASIC PARAMETERS 

 

4.

 

Input each parameter. Press Apply key to save 

the input value and setup. The display returns to 
the Tools screen.

 

 
 
 
 

 
 

Each setting

 

• Control:   
Choose the operation control mode between the NORMAL (normal control) or the ECO (eco control). By 
holding the Control slide key and sliding it right, operation control mode is changed to ECO. Factory 
setting: NORMAL. 
 
• Compressor Delay:   
The time from turning ON this unit until starting its compressor. This unit is required a large electric power 
at the moment its compressor starts. When some units are in a same room, set so as to be shifted to 
each other the compressor delay times, to prevent the simultaneous start of all compressors after power 
failure. Settable range: 3 minutes~15 minutes, factory setting: 3 minutes. 

Note:

 This unit has two compressor A and B. The compressor whose cumulative operating time is shorter 

than the other one, starts first, after 1 minute the other starts. 
 

5.

 Press Top key to return to the Top screen.

 

 
 

   

Setting key lock

 

 

1.

 

Press Menu key to lead the Menu screen. 

 
 
 
 
 
 
 
 
 
 

2.

 

Press Key Lock key to lead the Key Lock 

screen. 
 
 
 
 
 
 
 

Содержание MDF-DU502VXC

Страница 1: ...Please read the operating instructions carefully before using this product and keep the operating instructions for future use See page 58 for all model numbers Operating Instructions Ultra Low Tempera...

Страница 2: ...y lock 26 Removing key lock 29 ALARM PARAMETERS 30 OPERATION ALARM LOG Setting log interval 32 Displaying operation log 33 Exporting operation log 36 Displaying alarm log 39 Exporting alarm log 41 OTH...

Страница 3: ...out 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...

Страница 4: ...ich 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...

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...

Страница 6: ...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...

Страница 7: ...en 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 A qualified individual must be...

Страница 8: ...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 b...

Страница 9: ...e unit is secured If they are left touching the floor the unit may inadvertently move out of position when its door is opened or closed It may cause injury Damage of outer door latch Negative pressure...

Страница 10: ...C Maximum relative humidity 80 for temperature up to 31 o C decreasing linearly to 50 relative humidity at 40 o C Mains supply voltage fluctuations up to 10 of the nominal voltage Transient overvolta...

Страница 11: ...l below is the MDF DU702VXC However the MDF DU502VXC is also equivalent structures When an optional backup cooling kit is installed 7 3 10 17 19 inside 11 15 16 5 14 13 12 18 9 9 Door gasket 4 2 1 Out...

Страница 12: ...d secure the unit to a wall with a strong rope or chain page 17 11 Power switch This is the power switch of the unit ON l OFF 12 Temperature setting knob TEMP SET It is the knob which adjusts injectio...

Страница 13: ...ry page 44 4 Control display The present operation control mode is displayed pages 25 26 for setting Normal control Normal is displayed Eco control ECO is displayed 5 Alarm display Refer to pages 47 4...

Страница 14: ...alarm status or information of the operation monitor system the message on the screen is changeable 10 Menu key Press this key to lead the Menu screen It is possible to set various setting on the Menu...

Страница 15: ...ower plug is pulled out When pressing Buzzer key ON Non interlock with Buzzer key COM N C Close Open Open Maintain in abnormality COM N O Open Close Close Maintain in abnormality OFF Interlock with Bu...

Страница 16: ...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 pro...

Страница 17: ...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 p...

Страница 18: ...power outlet is not a 3 pin outlet equipped with an earth contact ask a qualified contractor to do the earthing work 5 Setting up the shelves Three shelves are packaged at the bottom of the chamber Se...

Страница 19: ...Using the temperature display check that the chamber temperature has cooled to the set temperature Check that the chamber temperature falls to the set temperature when the start up after cleaning main...

Страница 20: ...he capacity of the battery for power failure alarm is flat during a power failure subsequent operation log data and alarm log data is not saved Operation after recovery from power failure The set valu...

Страница 21: ...can be exported 33 35 Data Export Export screen Actual Temp Export Chamber temperature log 36 38 Door Opening Export Door opening log 36 38 Setting Setting Log interval Unique ID 32 33 Alarm Display...

Страница 22: ...ow is displayed 2 Press Numeric key or Up Down key to input numerical value and press OK key Key description Numeric key 0 9 Input numerical value Up Down key Increases or decreases the numerical valu...

Страница 23: ...elete an alphanumeric character on the left side of the cursor Cancel key Stops inputting on the alphanumeric input box and closes the alphanumeric input window Note While the alphanumeric input windo...

Страница 24: ...he display returns to the Menu screen Each parameter setting Temperature Set value of chamber temperature Settable range 90 o C 50 o C Control range 86 o C 50 o C factory setting 80 o C High Alarm Whe...

Страница 25: ...en the value of the current chamber temperature is equal to the High Low Alarm set temperature 4 On the Menu screen press Back key to return to the Top screen Setting operation control mode 1 Press Me...

Страница 26: ...ressor This unit is required a large electric power at the moment its compressor starts When some units are in a same room set so as to be shifted to each other the compressor delay times to prevent t...

Страница 27: ...1 is saved and Confirm dialog box is displayed Yes On the Key Lock screen it is possible to set the release password 2 No The display returns to the Menu screen Select No when it is no need to set the...

Страница 28: ...ease password of Key Lock properly Operation for Keylock ON When pressing Menu key Password input box is displayed and input of the release password of Key Lock is required If two passwords are regist...

Страница 29: ...nd press OK key to lead the Menu screen 3 Press Key Lock key to lead the Key Lock screen 4 On the Key Lock screen by holding Key Lock slide key and sliding to the left change to OFF Press Apply key to...

Страница 30: ...30 ALARM PARAMETERS 1 Press Menu key to lead the Menu screen 2 Press Tools key to lead the Tools screen 3 Press Alarm Setting key to lead the Alarm Setting screen...

Страница 31: ...sounds again when the alarm state still continues after the ring back set time passed even though the alarm buzzer was stopped by pressing Buzzer key By holding and sliding Ring Back slide key to the...

Страница 32: ...ose state of door Note When the battery switch for power failure alarm is ON operation log is saved during a power failure Use the following procedure to set the log interval interval of acquiring the...

Страница 33: ...le to register 8 digit alphanumeric characters as the Unique ID page 38 Note Relation between log interval and the estimated amount of data that can be saved Log interval 2 minutes Approx 46 days Log...

Страница 34: ...how key after pressing the item you want to display graphically the graph of each operation log is displayed Actual Temp Chamber temperature log graph Go to procedure 6 Door Opening Open close state o...

Страница 35: ...ted into the USB port 8 Insert the USB memory into the USB port Note It is not possible to use a USB memory with security functions that requires entering password 9 Press Export key 10 When the expor...

Страница 36: ...to the USB memory inserted into the USB port 1 Insert the USB memory into the USB port Note It is not possible to use a USB memory with security functions that requires entering password 2 Press Menu...

Страница 37: ...ed during a month Refer to page 44 for the procedure of setting time 6 On the Export screen select the type of operation log data you want to export To export all types of operation log data press All...

Страница 38: ...format The exported file name is in date 8 digits type of data format e g When exporting all types of data using All from Jan 1st 2017 to Oct 1st 2017 20170101 20171001_AllCh csv 20170101 20171001_Do...

Страница 39: ...the oldest alarm log is deleted and then overwritten When the battery switch for power failure alarm is ON operation log is saved during a power failure Alarm log saved in the freezer can be displaye...

Страница 40: ...e 1 day 45 days Note The error of about 1 minute may be observed during 1 month Refer to page 44 for the procedure of setting time Press Back key to return to the Log screen Press Top key to return to...

Страница 41: ...serted in the USB port by CSV format 1 Insert a USB memory in the USB port Note It is not possible to use a USB memory with security functions that requires entering password 2 Press Menu key to lead...

Страница 42: ...button and input days Settable range 1 day 45 days Note The error of about 1 minute may be observed during 1 month Refer to page 44 for the procedure of setting time 6 Press Export key Note When USB m...

Страница 43: ...A log folder is created in a USB memory and an exported data file is saved in the log folder by CSV format Exported file name The first date during exported period 8 digits the last date 8 digits Ala...

Страница 44: ...ey to lead the Date Time screen 4 On the Date Time screen input the present date and time Press Apply key to save the input value The display returns to the Tools screen Note 24 hour clock It is recom...

Страница 45: ...reen 2 Press Tools key to lead the Tools screen 3 Press Brightness Sleep key to lead the Brightness Sleep screen 4 On the Brightness Sleep screen each setting of brightness and sleep is available Pres...

Страница 46: ...right the Sleep function is turned to ON Input the set value of time to change the Sleep state Settable range 1 minute 5 minutes factory setting 2 minutes Note It is not possible to operate any key i...

Страница 47: ...sor A does not start up Or diagnostic sensor failure A Compressor Start up failure Warning Temp Control Risk W12 Compressor B Control Failure Compressor B does not start up Or diagnostic sensor failur...

Страница 48: ...Diagnostic sensor failure Thermocouple A Abnormality Status Temp Under Control S09 Thermocouple B Abnormal Diagnostic sensor failure Thermocouple B Abnormality Status Temp Under Control S14 Ambient T...

Страница 49: ...m Remote Alarm setting Ring Back setting Buzzer from unit Remote Alarm setting When pressing Buzzer key When the Ring Back set time passes ON Non interlock with Buzzer key ON OFF Alarm is canceled OFF...

Страница 50: ...ed 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 performanc...

Страница 51: ...efrigerated by liquid carbon dioxide or dry ice 3 Turn off the power switch and battery switch of the freezer 4 Open the outer door and inner door Remove the inner door by lifting up as shown in the f...

Страница 52: ...Always follow the procedure for recycling Replacing the battery for backup cooling kit Replace the battery for backup cooling kit about every 3 years Contact our sales representative or agent for the...

Страница 53: ...rial has been put in the chamber The door is frequently opened The set value of the chamber temperature is lower than 86 o C The temperature settable range is between 90 o C 50 o C However the tempera...

Страница 54: ...ow to recycle this battery L appareil que vous vous tes procur est aliment par une batterie au plomb tanche Apr s la fin de la vie utile de la batterie en vertu de diverses r glementations gouvernemen...

Страница 55: ...Small inner doors For MDF DU502VX small inner doors MDF 5ID4 4 doors MDF 5ID5 5 doors are available as an optional component For MDF DU702VX small inner doors MDF 7ID4 4 doors MDF 7ID5 5 doors are av...

Страница 56: ...e actual injection temperature deviates from the injection set temperature Note Set the injection set temperature of the backup cooling kit to 10 o C higher than the set temperature Otherwise continuo...

Страница 57: ...ter control system Temperature display LCD Digital display Thermal sensor Platinum resistance Pt 1000 Alarm High Alarm Low Alarm Power failure alarm Door alarm Remote alarm Remote alarm contact Allowa...

Страница 58: ...to 50 o C Temperature control range 86 o C to 50 o C ambient temperature 30 o C no load Rated voltage AC 220 V Rated frequency 60 Hz Rated power consumption 1310 W Max 1750 W 1290 W Max 1670 W Noise...

Страница 59: ...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 Pr...

Страница 60: ...Printed in Japan LDCL045700 0 S0418 0 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan PHC Corporation 2018...

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