Phcbi MDF-DU502VHA Operating Instructions Manual Download

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MDF-DU702VHA
MDF-DU502VHA

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 Temperature Freezer

MDF-DU702VHA

Summary of Contents for MDF-DU502VHA

Page 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...

Page 2: ...ck 28 ALARM PARAMETERS 29 OPERATION ALARM LOG Setting log interval 31 Displaying operation log 32 Exporting operation log 35 Displaying alarm log 38 Exporting alarm log 40 OTHER PARAMETERS Setting dat...

Page 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...

Page 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...

Page 5: ...re flammable or volatile substances are present may cause explosions and or a fire Do not install the unit in a location where corrosive gases such as acids are present Installing the unit in a locati...

Page 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...

Page 7: ...the unit with too much force may cause it to fall over possibly resulting in injury A qualified individual must be assigned to supervise the safe movement and relocation of the unit Install the unit i...

Page 8: ...unit Stored items inside the unit may be adversely affected when operation is resumed if the settings have changed To ensure the safety of the service engineer submit a safety check sheet with the re...

Page 9: ...ndicates an earth This symbol means ON for a power switch This symbol means OFF for a power switch ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following condition...

Page 10: ...is the MDF DU702VHA However the MDF DU502VHA is also equivalent structures When an optional backup cooling kit is installed 7 3 11 18 20 inside 12 16 17 5 15 14 13 19 10 10 Door gasket 4 2 1 Outer doo...

Page 11: ...ptional or the nozzle of a back up cooling kit optional to the chamber 11 Fixture on back side Use the fixtures and secure the unit to a wall with a strong rope or chain page 16 12 Power switch This i...

Page 12: ...he factory page 43 4 Filter alarm indicator This indicator is lit when the excessive dust is accumulated on the condenser filter When this indicator is lit clean the condenser filter following the pro...

Page 13: ...alarms 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 Men...

Page 14: ...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...

Page 15: ...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...

Page 16: ...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...

Page 17: ...ion is somehow degraded Always ground the unit at the time of installation WARNING Use a power supply outlet with ground earth to prevent electric shock If the power supply outlet is not grounded it i...

Page 18: ...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...

Page 19: ...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...

Page 20: ...g log graph can be exported 32 34 Data Export Export screen Actual Temp Export Chamber temperature log 35 37 Door Opening Export Door opening log 35 37 Setting Setting Log interval Unique ID 31 32 Ala...

Page 21: ...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...

Page 22: ...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...

Page 23: ...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...

Page 24: ...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...

Page 25: ...ed 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 a...

Page 26: ...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...

Page 27: ...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...

Page 28: ...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...

Page 29: ...29 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...

Page 30: ...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...

Page 31: ...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...

Page 32: ...le to register 8 digit alphanumeric characters as the Unique ID page 37 Note Relation between log interval and the estimated amount of data that can be saved Log interval 2 minutes Approx 46 days Log...

Page 33: ...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...

Page 34: ...inserted 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...

Page 35: ...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...

Page 36: ...ed during a month Refer to page 43 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...

Page 37: ...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...

Page 38: ...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...

Page 39: ...e 1 day 45 days Note The error of about 1 minute may be observed during 1 month Refer to page 43 for the procedure of setting time Press Back key to return to the Log screen Press Top key to return to...

Page 40: ...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...

Page 41: ...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 43 for the procedure of setting time 6 Press Export key Note When USB m...

Page 42: ...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...

Page 43: ...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...

Page 44: ...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...

Page 45: ...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...

Page 46: ...due to communication failure of L side inverter Communication error Warning Temp Control Failure 3 W08 Temperature Controller Failure When communication between LCD touch panel and control substrate...

Page 47: ...r Sensor short circuited Status Temp Under Control S14 Ambient Temp Sensor Error When the ambient temp sensor disconnected Ambient Temp Sensor disconnected Status Temp Under Control S15 Ambient Temp S...

Page 48: ...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...

Page 49: ...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...

Page 50: ...the poor cooling Clean the condenser filter by the procedure below 1 Open the grille by pulling it to you as shown in the figure 2 Take out the condenser filter 3 Wash the condenser filter with water...

Page 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...

Page 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...

Page 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...

Page 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...

Page 55: ...Small inner doors For MDF DU502VHA small inner doors MDF 5ID4 4 doors MDF 5ID5 5 doors are available as an optional component For MDF DU702VHA small inner doors MDF 7ID4 4 doors MDF 7ID5 5 doors are a...

Page 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...

Page 57: ...0 Low stage side R 170 Temperature controller Microcomputer control system Temperature display LCD Digital display Thermal sensor Platinum resistance Pt 1000 Alarm High Alarm Low Alarm Power failure a...

Page 58: ...C to 50 o C Temperature control range 86 o C to 50 o C ambient temperature 30 o C no load Rated voltage AC 115 V Rated frequency 60 Hz Rated power consumption 430 W Max 820W 550 W Max 930 W Noise lev...

Page 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...

Page 60: ...Printed in Japan LDCL024609 1 S0718 10818 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan PHC Corporation 2018...

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