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ALARMS, SAFETY, AND SELF-DIAGNOSIS

Table 3 Alarms & safety function list

Alarm & safety

Situation

LCD touch panel

Buzzer

Remote

alarm

Safety

operation

Message display field

Alarm display

Sensor abnormality

If the thermal sensor is
disconnected.

Err01:
Temperature Sensor Open.

“Warning” is
displayed
alternately in
normal
characters and
reverse video.

Intermittent
tone

Unit is
continuous
running.

If the thermal sensor is
short-circuited.

Err02:
Temperature Sensor Short.

If the cascade sensor is
disconnected.

Err03:
Cascade Sensor Open.

―

If the cascade sensor is
short circuited.

Err04:
Cascade Sensor Short.

If the filter sensor is
disconnected.

Err05:
Filter Sensor Open.

―

If the filter sensor is
short-circuited.

Err06:
Filter Sensor Short.

If the ambient tem. sensor
is disconnected.

Err07:
Ambient Temp Sensor Open.

―

If the ambient tem. sensor
is short-circuited.

Err08:
Ambient Temp Sensor Short.

Battery switch check

When the battery switch
for power failure alarm is
OFF.

Err09:
Battery Switch is OFF.

―

Condenser temp.
abnormality

When the fan motor for

cooling the compressor
fails.
(If the temperature of the
filter sensor is 52

C or

higher.)

Err10:
Condenser Temp Abnormal.

“Warning” is
displayed
alternately in
normal
characters and
reverse video

Intermittent
tone

Compressor
OFF

Communication
error

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

Err56:
Communication Failure.

―

●

When “disconnecting/short-circuit of the thermal sensor” and “condenser temp. abnormality” are

activated at the same time, safety operation of compressor OFF is prioritized.

Содержание MDF-DU900V

Страница 1: ...tions carefully before using this product and save the operating instructions for future use See page 60 for all model numbers MDF DU900V MDF DU900VC Series Operating Instructions MDF DU900V MDF DU900...

Страница 2: ...27 ALARM PARAMETERS 28 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 date...

Страница 3: ...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 sal...

Страница 4: ...ted 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 the operating instructions in a place ac...

Страница 5: ...wer 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...

Страница 6: ...re to disconnect the power supply plug may cause fire if there is something wrong with the unit When removing the plug from the power supply outlet grip the power supply plug not the cord Pulling the...

Страница 7: ...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 ma...

Страница 8: ...ressure release Interior Door cannot open Personal injury Bruise or fracture Exterior MDF DU900VC PA Only When the casters are raised from the surface of the floor the unit is secured If they are left...

Страница 9: ...uctuations up to 10 of the nominal voltage Transient overvoltages up to the levels of OVERVOLTAGE CATEGORY II Temporary OVERVOLTAGES occurring on the mains supply Applicable pollution degree of the in...

Страница 10: ...9 FREEZER COMPONENTS Unit 14 Rear side 10 inside 12 inside 1 2 6 7 11 12 3 8 9 4 5 13 16 15 18 17 19 Front side...

Страница 11: ...ating device Clean the condenser filter once a month See page 50 11 Space for temperature recorder A temperature recorder optional component can be attached here See page 56 12 Access port rear and bo...

Страница 12: ...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 procedure on page 50 5 Alarm display...

Страница 13: ...rm errors 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 sc...

Страница 14: ...avior of the remote alarm is showed in Table 1 Note In the door alarm the remote alarm does not work Refer to page 47 Table 1 The behavior of the remote alarm when pressing Buzzer key Remote Alarm set...

Страница 15: ...port every month even when there is no frost in the air intake port Refer to page 52 for the cleaning CAUTION For removing the frost in the air intake port do not use a tool with sharp edge such as a...

Страница 16: ...Installation under high humidity may cause current leakage or electric shock WARNING Do not use the unit outdoors Current leakage or electric shock may result if the unit is exposed to rain water Nev...

Страница 17: ...of the frame Fix the frame to the wall with these fixtures and rope or chain Fig 2 4 Setting the shelves 3 shelves are packaged at the bottom of the chamber Set the shelves on the shelf stoppers at t...

Страница 18: ...s higher than 30 o C 7 Make sure that chamber temperature is cooled to the set temperature 8 Do the alarm test Make sure that the buzzer sounds by pressing Buzzer key for 5 seconds Press Buzzer key ag...

Страница 19: ...Operation log data and alarm log data during a power failure is saved Note When the capacity of the battery for power failure alarm is flat during a power failure subsequent operation log data and al...

Страница 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...

Страница 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...

Страница 22: ...acters or spaces Numeric key 0 9 Input numerical values UC LC key A a Change UC LC of alphabetic key Left Right key Move the cursor to left right Delete key Delete an alphanumeric character on the rig...

Страница 23: ...he display returns to the Menu screen Each parameter setting Temperature Set value of chamber temperature Settable range 50 o C 90 o C Control range 50 o C 86 o C factory setting 80 o C High Alarm Whe...

Страница 24: ...lue 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 Menu key to...

Страница 25: ...nit 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 compress...

Страница 26: ...nu screen 2 Press Key Lock key to lead the Key Lock screen 3 On the Key Lock screen it is possible to set each setting of key lock refer to next page Press Apply key to change key lock ON and to save...

Страница 27: ...ssword input box When inputting different password Notice dialog box is displayed Press OK key and input the correct password Note Manage the release password of Key Lock properly 4 On the Menu screen...

Страница 28: ...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 turn the ke...

Страница 29: ...28 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 30: ...es Note When the unit is recovered from the alarm state within the door alarm delay time the buzzer does not sound after the elapse of the door alarm delay Ring Back The function is that the alarm buz...

Страница 31: ...is silenced by pressing Buzzer key For the behavior at the time of pressing Buzzer key and the re activation of alarm under each setting condition refer to Table 4 5 on page 49 Resolve the cause of th...

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

Страница 34: ...tion log you want to display graphically 5 On the Chart screen by pressing Show key after pressing the item you want to display graphically the graph of each operation log is displayed Actual Temp Cha...

Страница 35: ...return to the Top screen When exporting operation log data without pressing the Export key follow the procedure on page 35 37 When pressing Export key by mistake press the Back key to return to the p...

Страница 36: ...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 key to lea...

Страница 37: ...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...

Страница 38: ...SB memory and the exported file is saved in it in CSV 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 Oct 1st 2015 to Jan 1st...

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: ...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 the Top s...

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: ...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 memory is n...

Страница 43: ...s not deleted 8 Remove a USB memory from the USB port Note 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...

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: ...e 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 in the Sle...

Страница 47: ...n the ambient temp returns to within allowable range approx 0 o C 35 o C Overload operation When the chamber temp does not reach the set temp for approx 5 days or more Status3 Cooling Circuits Overloa...

Страница 48: ...When door is open Door display Open is displayed alternately in normal characters and reverse video Intermittent tone After door delay time has elapsed Filter alarm When the excessive dust is accumul...

Страница 49: ...s short circuited Err06 Filter Sensor Short If the ambient tem sensor is disconnected Err07 Ambient Temp Sensor Open If the ambient tem sensor is short circuited Err08 Ambient Temp Sensor Short Batter...

Страница 50: ...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 Alarm is alre...

Страница 51: ...mage the electric insulation and cause failure The compressor and other mechanical parts are completely sealed This unit requires absolutely no lubrication Note Always replace the inner accessories re...

Страница 52: ...h is refrigerated 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...

Страница 53: ...The outer door cannot be opened even if the cap on the air intake port is removed Remove the frost and ice with the stick for air intake port cleaning The frost and ice are built in the chamber Remov...

Страница 54: ...e used battery is a recyclable precious resource Do not dispose of the battery Always follow the procedure for recycling Replacing the battery for backup cooling kit Replace the battery for backup coo...

Страница 55: ...0 o C 90 o C However the temperature control range is between 50 o C 86 o C The ambient temperature is higher than 30 o C The allowable ambient temperature is between 5 o C 30 o C The unit is in the d...

Страница 56: ...ad acid battery that is recyclable powers the product you have purchased At the end of its useful life under various state and local laws it is illegal to dispose of this battery into your municipal w...

Страница 57: ...erature recorder MTR 85H an optional recorder fixing MDF S3085 and recorder sensor cover MTR DU700SF is necessary For the installation of temperature recorder MTR G85C an optional recorder sensor cove...

Страница 58: ...lete installation may cause injury or damage NOTE Only inventory rack IR 220U can be applied when the independent inner door MDF 9ID is installed IR 220U IR 224U 1 Insert the upper side 2 Push in the...

Страница 59: ...ature setting knob Since the control method of injection is ON OFF type the actual injection temperature deviates from the injection set temperature Note Set the injection set temperature of the backu...

Страница 60: ...efrigerant High stage side R 404A Low stage side R 508A Temperature controller Microcomputer control system Temperature display LCD Digital display Thermal sensor Platinum resistance Pt 1000 Alarm Hig...

Страница 61: ...e 20 dB Maximum pressure 2900 kPa Product name Ultra Low Temperature Freezer MDF DU900VC Model number MDF DU900VC PA Cooling performance 86 o C at the center of the chamber ambient temperature 30 o C...

Страница 62: ...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 63: ...Printed in Japan LDCL013500 0 S0616 0 1 1 1 Sakata Oizumi Machi Ora Gun Gunma 370 0596 Japan Panasonic Healthcare Co Ltd 2016...

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