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Instrument Drying Oven

 

 

Model DG400

 

Instruction Manual

 

 

 

 

 

First edition

 

 

 

 

● 

Thank  you  very  much  for  purchasing  this  Yamato 

DG400 instrument drying oven.

 

● 

Please  read  the  “Operating  Instructions”  and 
“Warranty”  before  operating  this  unit  to  assure 

proper  operation.  After  reading  these  documents,  be 

sure  to  store  them  securely  together  with  the 
“Warranty” at a handy place for future reference.

 

Warning

:Before  operating  the  unit,  be  sure  to 

read  carefully  and  fully  understand 

important  warnings  in  the  operating 

instructions.

 

 
 

Yamato Scientific America Inc

 

Santa Clara

CA

 

 

This paper has been printed on recycled paper 

 

Summary of Contents for DG-410C

Page 1: ...efore operating this unit to assure proper operation After reading these documents be sure to store them securely together with the Warranty at a handy place for future reference Warning Before operating the unit be sure to read carefully and fully understand important warnings in the operating instructions Yamato Scientific America Inc Santa Clara CA This paper has been printed on recycled paper ...

Page 2: ......

Page 3: ...ion 17 Operating procedures auto stop operation 19 Operating procedures auto start operation 21 Useful functions calibration offset function 23 Useful function setting lock function 24 Useful function power outage compensation function 25 5 Cautions on handling 26 6 Maintenance procedures 29 Daily inspection maintenance 29 7 When the unit is not to be used for a long time or when disposing 30 When...

Page 4: ...require hospitalization or outpatient visits for a long time Note 2 Minor injury means a wound or an electrical shock that does not require hospitalization or outpatient visits for a long time Note 3 Property damage means damage to facilities devices and buildings or other properties Meanings of pictograms This pictogram indicates a matter that encourages the user to adhere to warning caution incl...

Page 5: ... Hazard of explosion Caution General cautions Electrical shock Burning Caution for no liquid heating Caution for water leak For water only Poisonous material Prohibitions General bans Fire ban Do not disassemble Do not touch Compulsions General compulsions Connect ground wire Install levelly Pull out the power plug Regular inspection ...

Page 6: ...ords bundled When these are used bundled they might overheat causing a fire Take care not to damage electrical power cords Avoid tightly bend pull with a strong force or twist to prevent electrical power cords from damaging A fire or an electrical shock may result Never use an explosive or a flammable material with this unit Never use an explosive material a flammable material or a material contai...

Page 7: ...es shown below 15cm or more 15cm or more Front 15cm or more 1m or more 2 Install the unit on a level surface Install the unit on a level surface If the whole bottom surface of the unit does not contact the surface evenly vibrations or noises may result This might cause unexpected troubles or malfunctions The unit weight is approx 45 kg When lifting the unit for transportation and installation care...

Page 8: ...operate the unit at such a place that may subject to splash Liquid entering the inside may cause an accident a malfunction an electrical shock or a fire 6 Never operate the unit in an atmosphere containing flammable or explosive gas Never operate the unit in an atmosphere containing flammable or explosive gas Since the unit is not explosion proof an arc is discharged when switching the ELB ON and ...

Page 9: ...ndled they might overheat causing a fire Do not convert forcibly bend twist or pull the power cord Otherwise a fire or an electrical shock may result Do not place the power cord under a desk or a chair or sand between objects to avoid it from being damaged Otherwise a fire or an electrical shock may result Do not place the power cord close to a stove or other heat generating device Sheath of the c...

Page 10: ...shelf pegs at heights you want on the right and left shelf posts in the internal bath of the main body Completely push shelf boards by sliding to the end Take care to put each shelf board on correct pairs of right and left shelf pegs Make sure that shelf boards will not fall nor rattle Withstand load of each shelf board is 15kg in even loading When putting instruments arrange them as dispersed as ...

Page 11: ...r major components note that they might corrode with strong acid Note that packings may corrode with acid alkali oil or organic solvents 5 Always operate the unit with the exhaust ports open There are two exhaust ports on the top surface of the unit In regular operation open both of two vent holes Adjust their opening level according to the water amount attached to a specific instrument Note that ...

Page 12: ...ar panel of DG400 Standalone overheat preventive device hydraulic ELB Observation window Door Drain pan Rating sticker Power cord Exhaust ports Operation panel Aadjusters 2 points Shelf board One of the shelf boards is fixed on the lowest stage of the shelfpeg pillars ...

Page 13: ...or auto start operation can be selected SUB MENU key Long press of the TIMER key Key for setting calibration offset temperature the key lock function or the power outage compensation function RUN lamp Illuminates during fixed value operation and blinks during timer operation HEATER lamp Illuminates while heater power is on Measured temperature screen Displays measured temperature in the bath set c...

Page 14: ... cAL Calibration offset setting Used for inputting a calibration offset temperature See section Using the calibration offset function on page 23 Lock Key lock of settings Key locks settings to prevent their alteration See section Using the lock function on page 24 Pon Power outage compensation setting Selects operations after recovery from power outage See section Using the power outage compensati...

Page 15: ...h the keys Pressing the RUN STOP key starts quick auto stop operation and activates the timer in the middle of it to automatically stop it after the set period of time P 17 3 Auto stop operation Used when you want to set automatic stop for fixed value operation when making settings for it Press the TIMER key to display AStP Set a duration before stop with the keys Pressing the RUN STOP key starts ...

Page 16: ...at preventing device on the right side of the unit to the correct value set temperature 25 turn the ELB OFF once and then turn it ON again P 15 2 Calibration offset function Calibration offset function compensates any differences between the target temperature in the bath and the control temperature of the controller sensor temperature The function can compensate to either plus or minus side for t...

Page 17: ...r start Auto stop Time setting AStP Automatic stop of operation Long press ELB ON TIMER RUN STOP One sec Time setting RUN STOP One sec AStr Timer start Auto start of operation Time setting RUN STOP One sec LocK off on Calibaration offset function Compensation setting cAL Minus Plus TIMER SUB MENU Functional setting End Operation stop RUN STOP End RUN STOP One sec Operation stop RUN STOP One sec AS...

Page 18: ...the upper right side of the unit to the arrow in the diagram shown left Turn the ELB to OFF and wait for a while without opening the door After a while turn the ELB ON set the ELB ON Set the temperature scale to the arrow Caution Set temperature as set temperature 25 as a rough standard and add 5 to the setting if the device functions improperly The temperature setting range for the standalone ove...

Page 19: ...ing operation Press the RUN STOP key longer Fixed temperature operation will start and the RUN lamp and the heater lamp come on 4 Stopping operation Press the RUN STOP key longer Operation stops the RUN lamp goes off and the screen switches to the initial setting screen When you want to correct setting errors or change settings When you want to change settings press the keys on the current screen ...

Page 20: ... 99 hours 59 minutes time can be set in minutes One hundred hours and over are set only in 10 minutes Keep the keys pressed to continuously change set time and you can quickly reach the time you want Press the keys once at a time for fine adjustment STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU 2 Starting timer operation When the time you want is set press the RUN STOP key while the se...

Page 21: ...from when the set temperature is reached to the time the device shall be stopped When you want to change settings after timer activation press the TIMER key on the current screen to enter the setting mode where you can change settings Note however you need to set a time calculated by adding the time already passed to the time to be added After change has been made press the RUN STOP key to complet...

Page 22: ... pressed to continuously change set time and you can quickly reach the time you want Press the keys once at a time for fine adjustment STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU 2 Starting timer operation When the time you want is set press the RUN STOP key for about one second while characters AStP that indicate auto stop operation are displayed on the measured temperature screen a...

Page 23: ...ched to the time the device shall be stopped When you want to change settings after timer activation press the TIMER key on the current screen to enter the setting mode where you can change settings Note however you need to set a time calculated by adding the time already passed to the time to be added After change has been made press the RUN STOP key to complete the process Auto stop operation is...

Page 24: ...p to 99 hours 59 minutes time can be set in minutes One hundred hours and over are set only in 10 minutes Keep the keys pressed to continuously change set time and you can quickly reach the time you want Press the keys once at a time for fine adjustment STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU 2 Starting timer operation When the time you want is set press the RUN STOP key for abou...

Page 25: ...ime with the keys In either case the set temperature screen will stop blinking after a while and switch to the timer count mode and the change made is determined Note however when you change the set time you need to set a time calculated by adding the time already passed to the time to be added When operation has started after the auto start time you cannot change the set time When you want to sto...

Page 26: ...key long to exit the sub menu mode When you want to set the key lock function proceed to character selection process for the key lock function without pressing the TIMER key SUBMENU key long You can set either of or side for the offset compensation temperature When compensation is set for the side the measured temperature display decreases by the compensation temperature while the temperature in t...

Page 27: ...at indicate the setting lock function STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU Off is displayed on the set temperature screen To lock settings change to on using the key Press the TIMER key SUBMENU key long to exit the sub menu mode STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU To release lock press the TIMER key SUBMENU key long again and select the characters Lock th...

Page 28: ... the factory STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU Press the TIMER key SUBMENU key long to enter the sub menu mode Press the TIMER key SUBMENU key several times to select the characters Pon that indicate the setting lock function STOP RUN MEASURED TEMP HEATER RUN SET TEMP TIMER SUB MENU On is displayed on the set temperature screen The device keeps stop status after recovery fr...

Page 29: ...holes are blocked Internal temperature of the unit will rise degrading the performance and an accident a malfunction or a fire may result 4 Do not allow liquid to spill over the unit Do not allow liquid to spill over the unit Pay special attention not to allow liquid to enter into the vent holes If liquid is spilt over or into the unit do not try to operate it any further Otherwise an accident a m...

Page 30: ...ically return to the status immediately before the power outage and resumes operation Turn the ELB off if you do not want to resume operation by automatic recovery 6 Always operate the unit at a correct ambient temperature The operating temperature range is a room temperature ranging from 5 to 70 above room temperature Never try to operate the unit outside the operating temperature range 7 When op...

Page 31: ...cedures precautions on page 7 If these are not placed correctly the unit will be unable to perform correctly as well as an accident or a malfunction may result 10 Do not attempt to do anything other than specified in this operation manual Do not attempt to do anything other than specified in this operation manual Otherwise an unexpected accident may result ...

Page 32: ...on and press the test button on the device with a ball point pen to check whether it is turned off to indicate that it is in the normal state Maintenance of the internal bath Stop operation and turn the ELB to OFF Pull out the power cord off the distribution board and the wall outlet Confirm the temperature in the device and remove shelf boards and clamps The internal bath shelf boards and shelf c...

Page 33: ...sposition Always pay attention to the preservation of the global environment We highly recommend taking the unit apart as far as possible for separation or recycling to contribute to the preservation of the global environment Major components and materials for the unit are as follows Names of major components Major materials Major exterior components Exterior Bonderized steel sheet iron melamine r...

Page 34: ...en an abnormality occurs confirm the error code and immediately stop operation Safety device Symptom Possible causes and measures Sensor error appears Error in the temperature input circuit Disconnection or other errors in the temperature sensor Measured temperature is outside the displayable range Contact our service department Memory error appears Memory setting error Contact our service departm...

Page 35: ...he power supply voltage has declined If ambient temperature fluctuates widely If load for inside the bath is large Displayed temperature differs from the measurement If the calibration offset setting is other than 0 Set it to 0 Confirm the settings in Using the calibration offset function on page23 If power outage occurs When the power is applied again after the unit has stopped due to power outag...

Page 36: ...e fill in your dealer date of purchase and other information and store securely Warranty period is one full year from the date of purchase Repair service for free is available according to the conditions written on the warranty card For repairs after the warranty period consult your dealer or one of our sales offices Paid repair service is available on your request when the product s functionality...

Page 37: ...n lock function power outage compensation function Safety device Self diagnostic function Temperature sensor error memory error auto overheat prevention measured temperature error Protection device ELBI with an over current protector hydraulic standalone overheat prevention device Specifications Outer dimensions W x D x H mm 504 561 788 Internal dimensions W x D x H mm 450 450 450 Number of shelve...

Page 38: ...rt name ELB ELB with an over current protector OH Thermostat Standalone overheat prevention device T Terminal block TH Temperature sensor K H Heater CONT Planar circuit board X1 X2 Relay PIO Display circuit board SSR Solid state relay TF Transformer ...

Page 39: ...to OH EGO thermostat LT00008745 55 13225 070 E G O PIO Display circuit board LT00007639 CN40B Y Yamato CONT Planar circuit board LT00007640 CN40B Y Yamato Tough card LT00007641 15P 300mm Yamato X1 VC relay LT00008362 BW22531K Matsushita X2 Relay 2 05 008 0002 AP3124K Matsushita SSR SSR 2 16 000 0035 TRS5225 Toho ELB ELB LT00000936 BJS103 Matsushita TF Transformer W0122 AD21 200A2 Toyozumi ...

Page 40: ... perchlorates Potassium peroxide sodium peroxide barium peroxide and other inorganic peroxides Potassium nitrate sodium nitrate ammonium nitrate and other nitrates Sodium chlorite and other chlorites Calcium hypochlorite and other hypochlorites Flammable substances Ethyl ether gasoline acetaldehyde propylene chloride carbon disulfide and other substances with ignition point at a degree 30 or more ...

Page 41: ...cifications Specification power supply P 6 P 6 P 34 2 Operation start Starts operation Performs fixed value opera tion auto stop operation or auto start operation 2 Before operating the unit Installation procedures 4 Operating procedures P 7 8 P 12 25 Description 1 Operational descriptions Explain operations of each component according to the operational instructions 4 Operating procedures Operati...

Page 42: ...struction Never attempt to perform matters prohibited in this operation instruction Otherwise an unexpected accident may result Notice Descriptions in this operating instruction are subject to change without notice We will replace a manual with a missing page or paging disorder Instruction manual Instrument Drying Oven DG400 First edition February 8 2017 Yamato Scientific America Inc 925 Walsh Ave...

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