Yamato DX302C Manual
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Yamato DX302C Manual

Constant temperature drying oven
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Constant Temperature
Drying Oven
DX302C/402C/602C
DX312C/412C/612C
Second Edition
● Thank you very much for purchasing this Yamato DXC series
constant temperature 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.
Model：

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Summary of Contents for Yamato DX302C

  • Page 1 Model： DX302C/402C/602C DX312C/412C/612C Second Edition ● Thank you very much for purchasing this Yamato DXC series constant temperature 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”...

  • Page 2: Table Of Contents

    Table of Contents 1. Safety precautions ....................1 Explanation of Symbols ....................1 List of symbols......................2 Warning・Cautions ......................3 2. Before operating the unit ..................4 Precautions when installing the unit ................4 3. Names and functions of parts ..................9 Main body........................9 Operation panel ......................10 Explanation of characters ...................

  • Page 3: Safety Precautions

    1. Safety precautions Explanation of Symbols About Symbols A variety of symbols are indicated in this operating instruction and on products to assure safe operation. Possible results from improper operation ignoring them are classified as follows. Be sure to fully understand the descriptions below before proceeding to the text. Indicates a situation which may result in death or serious injury Warning (Note 1)

  • Page 4: List Of Symbols

    1.Safety precautions List of symbols Warning Danger! Danger! Danger! Danger! General warnings High voltage High temperature Moving part Hazard of explosion Caution Caution for no Caution for water General cautions Electrical shock! Burning! liquid heating! leak! Poisonous For water only material Prohibitions Do not...

  • Page 5: Warning・Cautions

    1. Safety precautions Warning・Cautions Warning Never operate the unit in an atmosphere containing flammable or explosive gas Never operate the unit in an atmosphere containing flammable or explosive gas. Otherwise, an explosion or a fire may result since the unit is not explosion-proof. See section “Never operate the unit in an atmosphere containing flammable or explosive gas.

  • Page 6: Before Operating The Unit

    2. Before operating the unit Precautions when installing the unit 1. Carefully select an installation site. Take special care not to install the unit at a place described below: ・On uneven or dirty floor ・Where combustible gas or corrosive gas exists ・Where the ambient temperature is 35°C or more ・Where temperature fluctuates widely ・Where dust or humidity is excessive...
  • Page 7 2. Before operating the unit Precautions when installing the unit 3. Never use the unit with an explosive material, a flammable material or a material containing them. Never use the unit with an explosive material, a flammable material or a material containing them.
  • Page 8 2. Before operating the unit Precautions when installing the unit 6. Do not overload shelves. 7. Do not place too many samples. Withstand load of each shelf board is Too many samples may prevent proper 15kg in uniform loading. Place samples in temperature control.
  • Page 9 11. Be sure to connect the power plug to the dedicated power distribution panel or a wall outlet. Use a power distribution panel or a wall outlet that meets the electrical capacity of the unit. Electrical DX302C AC115V 8.5A DX312C...
  • Page 10 2. Before operating the unit Precautions when installing the unit 12. Handling of a power cord Never use electrical power cords bundled. When these are used bundled, 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.

  • Page 11: Names And Functions Of Parts

    3. Names and functions of parts Main body Front panel Door Caution plate Rating plate Hydraulic standalone overheat Handle prevention device Power switch（ELB） Control panel Rear panel Exhaust port Power cord...

  • Page 12: Operation Panel

    3. Names and functions of parts Operation panel MEASURED TEMP. ⑥ ⑤ ℃ ⑦ ④ HEATER SET TEMP. ① ③ TIMER STOP SUBMENU ② Name Operation/action RUN/STOP key Used for starting/stoping operation. ① ▼▲ keys Used for selecting settings. ② TIMER key Key for selecting timer operation settings.

  • Page 13: Explanation Of Characters

    3. Names and functions of parts Explanation of characters Characters on the controller are explained in this section. Characters Identifier Name Application AStP Auto stop setting Used for setting auto stop operation. AStr Auto start setting Used for setting auto start operation. Displayed when timer operation has Time up ended.

  • Page 14: Operating Procedures

    4. Operating procedures List of operation modes and functions Operation modes of the unit are as shown below: № Name Description Page Turning the ELB on to enter the operation setting mode. Fixed temperature Proceed to temperature setting that uses ▼▲ keys. P.16 operation Pressing the RUN/STOP key longer to start operation, and...
  • Page 15 4. Operating procedures List of operation modes and functions Functions of the unit are as shown below: № Name Description Page Automatic overheat prevention function: This function is linked to the unit set temperature and has been set to so that it is automatically activated (returned automatically) at a temperature 12℃...

  • Page 16: Operation Mode・Function Setting Keys And Characters

    4. Operating procedures Operation mode・function setting keys and characters Key operations and characters in the diagram below are used for operation mode and function settings. ELB ON Fixed temp. Function Timer operation operation setting Long TIMER press MENU Temperature setting ▲...

  • Page 17: Operating Procedures (Settings For Overheat Prevention Device)

    4. Operating procedures Operating procedures (settings for overheat prevention device) As a safety measure for preventing overheat, a hydraulic overheat prevention device (manual return) is installed. Temperature setting range and functions The temperature setting range for the standalone overheat prevention device is “50℃～320℃.” When the temperature in the bath keeps rising beyond the controller set temperature and reaches the set temperature of the overheat prevention device, the heater circuit trips and the controller operation is shut off.

  • Page 18: Operating Procedures (Fixed Temperature Operation)

    4. Operating procedures Operating procedures (fixed temperature operation) How to start fixed temperature operation 1.Turn the ELB ON. (Turn the ELB to “ON.”) When the ELB is turned ON, the intial values will be displayed for about four seconds, then the initial screen will appear and the current bath temperature and the previous set temperature are displayed on each of the indicators.

  • Page 19: Operating Procedures (Quick Auto Stop Operation)

    4. Operating procedures Operating procedures (quick auto stop operation) Used when you want to “stop fixed temperature operation being performed automatically in several hours. Quick auto stop operation is a function to enable auto stop timer setting during operation. Procedures for quick auto 1.
  • Page 20 4. Operating procedures Operating procedures (quick auto stop operation) When you want to change settings, press the ▼▲ keys on When you want to correct set the current screen to enter the setting mode where you can temperature or set time, or change settings.

  • Page 21: Operating Procedures (Auto Stop Operation)

    4. Operating procedures Operating procedures (auto stop operation) This mode automatically stops fixed temperature operation after a certain time from its start set with the timer. Procedures for auto stop 1. Setting a stop time ① After confirming the temperature you want is set, operation Press TIMER...
  • Page 22 4. Operating procedures Operating procedures (auto stop operation) When you want to change settings, press the ▼▲ keys on When you want to correct set the current screen to enter the setting mode where you can temperature or set time, or change settings.

  • Page 23: Operating Procedures (Auto Start Operation)

    4. Operating procedures Operating procedures (auto start operation) This mode automatically starts fixed value operation after a certain time from its start set with the timer. However, operation does not stop automatically but needs to be stopped manually. Procedures for auto start 1.
  • Page 24 4. Operating procedures Operating procedures (auto start operation) When you want to change the set temperature during timer counting, When you want to press the ▼▲ keys during that status to switch the set temperature correct set tempera- screen to the set temperature input mode, which blinks to enable ture or set time, or change of the set temperature with the ▼▲...

  • Page 25: Useful Functions (Calibration Offset Function)

    4. Operating procedures Useful functions (calibration offset function) Calibration offset function compensates any differences Using the calibration offset between the target temperature in the bath and the control function temperature of the controller (sensor temperature.) The function can compensate in parallel to either plus or minus side for the whole temperature band of the unit.

  • Page 26: Useful Function (Setting Lock Function)

    4. Operating procedures Useful function (setting lock function) This function locks the set operation status. Using the lock function The temperature is set at “off” on shipping from the factory. ① Press the TIMER key (SUB MENU key) long to enter the sub menu mode.

  • Page 27: Useful Function (Power Outage Compensation Function)

    4. Operating procedures Useful function (power outage compensation function) The power outage compensation function returns the main Using the power outage unit operation to the resume status after recovery from power compensation function outage, or keeps the current stop status. The function is set at “on”...

  • Page 28: Cautions On Handling

    If smoke is emerges on the unit or an odd odor is felt, immediately turn the ELB on the main unit off, turn the power supply off and contact your dealer or a Yamato sales office for inspection. Otherwise, a fire or an electrical shock may result. The user shall never attempt to repair the unit to avoid any possible dangers.
  • Page 29 7. Always operate the unit at a correct ambient temperature. Operational temperature range for the model DX302C/402C/312C/412C is room temperature +5 ℃～ 300 ℃ ; DX602C/612C room temperature +5 ℃～ 280 ℃ .

  • Page 30: Maintenance Procedures

    6. Maintenance procedures Daily inspection/maintenance Be sure to perform daily inspection and maintenance to assure reliable operation of the unit. Warning Be sure to pull out the power cord unless necessary before trying to do inspection and ● maintenance works. Start these works after the device has returned to the normal temperature.

  • Page 31: When The Unit Is Not To Be Used For A Long Time Or When Disposing

    7. When the unit is not to be used for a long time or when disposing When the unit is not to be used for a long time or when disposing Caution Warning When the unit is not going to be used for a long When disposing the unit time ●...

  • Page 32: Troubleshooting

    8. Troubleshooting Safety device and error codes The unit has the self diagnostic function with a controller and a separate safety device. Table below shows possible causes and measures when the safety device is triggered. [Error codes] When a functional or mechanical abnormality occurs, an error code will be displayed on the control panel.

  • Page 33: When A Malfunction Is Suspected

    8. Troubleshooting When a malfunction is suspected If any of the symptoms below occurs Symptom Check If the power cord is connected to the power supply securely. ● Turning the ELB to on will If power outage is not occurring. ●...

  • Page 34: After Sales Service And Warranty

    9. After sales service and warranty When requesting a repair When requesting a repair If any trouble occurs, immediately stop operation, turn the ELB off, pull out the power plug and contact your dealer or our sales office. Information necessary for requesting a repair ◆...

  • Page 35: Specifications

    Shelf board x 2 (withstand load approx. 15kg /each), operating instructions, Included items warranty card *Performance values are for the AC115V power supply (DX302C/402C/602C) and the AC220V power supply (DX312C/412C/612C). *Operating environmental temperature range for this device is 5 ℃～ 35 ℃ .

  • Page 36: Wiring Diagram

    11. Wiring diagram DX302C/402C/602C X2- 1 X2- 2 AC115V PI O CO NT DX312C/412C/612C X2-1 X2-2 AC220V CN 1 CN 1 CO N T Symbol Part name Symbol Part name Earth leakage breaker Thermostat Temperature sensor H1, H2 Heater (K-thermocouple)

  • Page 37: List Of Replacement Parts

    Signal cable LT00007641 300 ㎜ SJA13073 XBPE4025C liquid expansion type A020103004 CAEM400 ℃ thermostat Earth leakage breaker SJA04529 KD-LS2123 30A 30mA Replacement parts for DX302C Symb Part name Code No. Specifications Manufacturer AC Relay SJA04620 JQX-116F-2/110AL1HSTFW AC Relay SJA06808 JQX-13F/A1002Z1D H1 ・...
  • Page 38 12. List of replacement parts Replacement parts for DX312C Symb Part name Code No. Specifications Manufacturer AC Relay SJA06060 HF116F-2/220AL1HSTFW AC Relay SJA06063 JQX-13F/A2202Z1D H1 ・ 2 Heater LT00020605 115V 750W DX402 (YSA) 3*2mm2 3m black/white/green, Power cord YSAJ000013 No plug Replacement parts for DX412C Symb Part name...

  • Page 39: List Of Dangerous Materials

    13. List of dangerous materials Never use an explosive substance a flammable substance or a substance containing them for this device. ① Nitroglycol, glycerine trinitrate, cellulose nitrate and other explosive nitrate esters ② Trinitrobenzen, trinitrotoluenem, picric acid and other explosive nitro compounds ③...

  • Page 40: Standard Installation Manual

    14. Standard installation manual * Install the product according to the following: (Confirm separately for optional items or special specifications) Installation mgr. Judg Model Serial number Date Installation mgr. (company name) ment TOC No. Reference page of the Judg № Item Implementation method operating instruction manual...
  • Page 41 Responsibility Please follow the instructions in this document when using this unit. Yamato Scientific has no responsibility for the accidents or breakdown of device if it is used with a failure to comply. Never conduct what this document forbids. Unexpected accidents or breakdown may result in.

This manual is also suitable for:

Dx402cDx602cDx312cDx412cDx612c

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