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Constant Temperature Water Bath 

 

  Models 

BA300/400/500/610/710 

Instruction Manual 

 

- Fourth Edition -

 

  Yamato Scientific America Inc

 

Santa Clara

CA 

 

                          Printed on recycled paper

 

 

Thank you for choosing BA Series Constant 
Temperature  Water  Baths  from  Yamato 
Scientific Co., Ltd. 

 

For  proper  equipment  operation,  please 
read  this  instruction  manual  thoroughly 
before  use.  Always  keep  equipment 
documentation safe and close at hand for 
convenient future reference.

 

 

WARNING:

 

Read  instruction  manual  warnings  and 
cautions  carefully  and  completely  before 
proceeding.

 

Summary of Contents for BA300

Page 1: ...ank you for choosing BA Series Constant Temperature Water Baths from Yamato Scientific Co Ltd For proper equipment operation please read this instruction manual thoroughly before use Always keep equipment documentation safe and close at hand for convenient future reference WARNING Read instruction manual warnings and cautions carefully and completely before proceeding ...

Page 2: ......

Page 3: ...on Flow 12 Overheat Prevention Device Setup 13 Constant fixed Temperature Mode 14 Constant Temperature Quick Auto Stop Mode 15 Auto Stop Mode 16 Auto Start Mode 18 Programmed Operation 20 Building Programs 23 Program Planning Worksheet 27 Calibration Offset Function 29 Keypad Lock Function 30 5 HANDLING PRECAUTIONS 31 6 MAINTENANCE PROCEDURES 33 7 STORAGE AND DISPOSAL 34 8 ERROR CODES 35 9 TROUBLE...

Page 4: ...ended hospitalization and or outpatient treatment Note 2 Minor injury is defined as bodily wounds or electrocution which will not require extended hospitalization or outpatient treatment Note 3 Property damage is defined as damage to facilities equipment buildings or other property Note 1 Serious injury is defined as bodily wounds electrocution bone breaks fractures or poisoning which may cause de...

Page 5: ...eral Caution Caution Electrical Shock Hazard Caution Burn Hazard Caution Do Not Heat Without Water Caution May Leak Water Caution Water Only Caution Toxic Chemicals Restriction General Restriction No Open Flame Do Not Disassemble Do Not Touch Action General Action Required Connect Ground Wire Level Installation Required Disconnect Power Inspect Regularly ...

Page 6: ...se power cable to overheat and or catch fire DO NOT damage power cable Damaging the power cable by forcibly bending pulling or twisting may cause fire or electric shock to the operator DO NOT process explosive or flammable substances Never place or process explosive flammable substances nor substances that contain explosive flammable substances in this unit An explosion or fire may occur See List ...

Page 7: ...sult Never insert multiple plugs into a single outlet Doing so may result in power cable overheating fire or drop in voltage Always use a 220V dedicated power supply outlet for the single phase 220V All models 2 Install in a location free of flammables and explosives Never install near flammables or explosives This unit is NOT fire or blast resistant Simply switching the main power switch ON or OF...

Page 8: ...e power supply is erratic in direct sunlight or outdoors where there is no exhaust ventilation hood Install BA series unit in a location with sufficient space as specified as below 4 DO NOT disassemble or modify Never attempt to disassemble or modify BA units Doing so may cause equipment malfunction fire or electric shock 5 Place on a flat surface Install unit on a flat and level surface Failure t...

Page 9: ...ng appropriate safety measures and installing unit out of harm s way is strongly recommended 8 Handle power cable with care Never operate unit with power cable bundled or tangled and do not modifiy bend forcibly twist or pull on power cable Doing so may cause fire and or electrical shock Do not risk damage to power cable by positioning it under desks or chairs or by pinching it between objects Doi...

Page 10: ...7 3 COMPONENT NAMES AND FUNCTIONS Main Unit Overview のみ Power cord Power cord BA300 Drainage hose Rating badge ...

Page 11: ...s 8 HEATER Indicator Lamp Illuminates when heater is on and drawing power 9 ALARM Indicator Lamp Illuminates when an error occurs accompanying alarm tone sounds 10 AUTO STOP Indicator Lamp Illuminates while Auto Stop operation is in progress Flashes while setting Quick Auto Stop or Auto Stop modes 11 AUTO START Indicator Lamp Illuminates while Auto Start operation is in progress Flashes while sett...

Page 12: ...ifies end of a timed operation Appears when a timed operation is completed See pgs 15 17 Sv 1 Signifies which step temperature is being set Appears while setting temperature for each step in a program Sv 1 to Sv 30 t 1 Signifies which step timer is being set Appears while setting timer for each step in a program t 1 to t 30 PS 3 Signifies what step is to be repeated Appears when selecting step num...

Page 13: ... TIMER key displays AStp The temperature Sv is set by pressing the ENTER key The operation time tim is set by pressing ENTER again Pressing the RUN STOP key begins operation in auto stop mode Operation automatically terminates when timer reaches 0 00 16 4 Auto Start Mode This operation is used to automatically begin an operation after a specified period has passed Pressing the TIMER key displays A...

Page 14: ...then back on again manual reset 2 Calibration offset Calibration offset function is to compensate for differences in the temperature reading as taken by unit sensor and actual chamber temperature as taken manually with a thermograph Unit can be offset to either the positive or negative side of temperature line for entire temperature range of unit 29 3 Overheat prevention temperature calibration fu...

Page 15: ...12 4 OPERATION PROCEDURES Mode Function Flow The following chart illustrates mode and function flow for BA series units ...

Page 16: ...en back on Setting temperature for overheat prevention 1 Turn on main power switch ELB Default values are displayed for about four seconds Turn on power Displays will show initial settings Current chamber temperature top main temperature setting center and temperature setting for overheat prevention device bottom will show in respective displays 2 Set temperature for overheat prevention Press the ...

Page 17: ...ing constant or FIX temperature mode in center display 3 Set temperature Center display shows indicating temperature can be set Current temperature will flash in top display FIXED TEMP lamp also flashes Set temperature using the keys 4 Start operation Press the START STOP key for about one second Unit will begin operation and FIXED TEMP lamp will change from flashing to constant to indicating that...

Page 18: ...FIXED TEMP and AUTO STOP lamps will illuminate indicating quick auto stop operation mode has started To manually stop terminate quick auto stop operation Operation stops automatically when timer reaches 0 00 and an accompanying alarm sounds for approximately five seconds after operation terminates Center display will show indicating end of operation with FIXED TEMP and AUTO STOP lamps illuminated ...

Page 19: ...etting flashes in center display AUTO STOP lamp also flashes Set temperature using keys Press the ENTER key again Top display will show indicating that timer can be set Current timer setting will flash in center display Set timer using the keys Timer function Maximum setting for timer is 999 hours and 50 minutes The time can be set in increments of one minute under 99 hours and 59 minutes Setting ...

Page 20: ... will return to initial settings screen Editing or confirming settings Changing temperature setting or timer setting during operation can be done by pressing the TIMER key Use the keys to change the setting values Press the ENTER key when changes have been entered as desired Press the key at any time thereafter to see temperature setting operation mode and remaining time in the center display Note...

Page 21: ...es in the center display AUTO START lamp also flashes Set temperature using the keys Press the ENTER key again Top display shows indicating the timer can be set Current timer setting will flash in the center display Set timer using the keys Timer function Maximum timer setting is 999 hours and 50 minutes The time can be set in increments of one minute under 99 hours and 59 minutes Setting incremen...

Page 22: ...rming settings Changing temperature settings or timer settings before an operation begins may be done by pressing the TIMER key Use the keys to change setting values Press the ENTER key when changes have been entered as desired These values cannot be modified once operation begins This can only be done by pressing the START STOP key to terminate operation and setting the values over again NOTE Pre...

Page 23: ...program planning worksheet on pages 27 and 28 is recommended Determine temperature rise fall capability of unit refer to tables on next page Times must be set to accommodate these capabilities For example if unit is capable of increasing or decreasing temperature by 20 C within 10 minutes approximately 20 minutes will be needed to increase or decrease temperature by 40 C from a given temperature C...

Page 24: ...fy time needed in minutes for temperature to rise or fall for every 10 C Temperature stabilization time is an added factor and not included in the table below Be sure to conduct a test run before finalizing program pattern times Temperature rise times Conditions room temperature 23 C no load time unit minutes Temperature fall times Conditions room temperature 23 C no load time unit minutes ...

Page 25: ... will switch to the initial settings screen showing current chamber temperature top operation mode character center and overheat prevention setting bottom 2 Select program mode program pattern Press the PROGRAM key once The top display will show previously used program Pressing the PROGRAM key again will cause program mode to begin flashing Pressing the PROGRAM key repeatedly thereafter will toggl...

Page 26: ...ter a program using PrG3 4 Enter program Select PrG3 according to step 2 above Enter the number of steps temperature and time for each step use the program planning worksheet on pages 28 29 Press the ENTER key Pat1 will show flashing in top display End is shown if PrG1 is selected In this case go to Select an unused pattern from among Pat1 Pat2 and Pat3 using the keys Press the ENTER key End will ...

Page 27: ...r temperature and time using the same procedure decribed thus far for all steps use the program planning worksheet on pages 27 28 When the repeat function becomes necessary press the SUBMENU key after setting timer step 7 in the above example in the step where repeat operation is to be used This brings up repeat function setting mode Follow Pattern Repeat Function P 26 for program repeat function ...

Page 28: ...es will advance rapidly Press repeatedly for incremental adjustment Editing or confirming settings Press the FIXED TEMP key to edit a program confirm setting values or return to a previous step Display will return to editing and confirmation screen For each time FIXED TEMP key is pressed screen will go back one step Note Editing and confirmation must be done on program setting screen Wait status i...

Page 29: ... step Step numbers 1 to 7 can be entered into the center display Enter the number 1 in the example using the keys Press the SUBMENU key Top will show Pc_x indicating the number of times to repeat Enter this value 2 in the example into the center display with the keys Screen proceeds to the next step when the SUBMENU key is pressed again Sv_8 would be displayed next in the case of example above Edi...

Page 30: ...Program Planning Worksheet Input into PrG1 PrG2 PrG3 PAt1 PAt2 PAt3 No Project Name Date Programmer Program Pattern 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 C C C C C C C C C C C C Step No ...

Page 31: ...grammer Input Value Temperature Time min Repeat Function Point of return number of times Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Step 12 Step 13 Step 14 Step 15 Step 16 Step 17 Step 18 Step 19 Step 20 Step 21 Step 22 Step 23 Step 24 Step 25 Step 26 Step 27 Step 28 Step 29 Step 30 ...

Page 32: ...rature values is confirmed follow the procedure below Press the SUBMENU key Select indicating calibration offset using the keys and press the ENTER key Enter a value that brings temperature display top display and chamber temperature into agreement using the keys and press the ENTER key Example if chamber temperature as recorded by thermograph is 47 C and temperature in display reads 50 C in keepi...

Page 33: ...ck is set or cancelled with the SUBMENU key Press the SUBMENU key Select indicating key lock function using the and press the ENTER key Center display will read oFF The the keys are locked when On is selected using the key To cancel the lock press the SUBMENU key again Select using the keys and press the ENTER key Select oFF with the key then press the ENTER key to cancel the function ...

Page 34: ...pment damage injury or death 3 DO NOT operate equipment during thunderstorms In the event of a thunderstorm turn off main power switch ELB and disconnect power cable immediately A direct lightning strike may cause equipment damage fire or electric shock resulting in serious injury or death 4 Clean unit thoroughly before use All BA series units are cleaned before shipping from the factory To remove...

Page 35: ...use a fire hazard Confirm fluid level before operation check periodically throughout operation period and add fluid as needed BA series units are equipped with automatic overheat prevention function which shuts off power to the heating element when temperature goes too far beyond temperature setting This function alone however may be insufficient to prevent damage to heating element in the event o...

Page 36: ...result Monthly maintenance Check main breaker ELB function 1 Prepare unit for inspection by connecting power cable to a facility outlet or terminal 2 Confirm that main switch ELB is OFF then turn main switch ELB back ON 3 With the main switch ON depress the test button on the main switch ELB using a ball point pen or other fine tipped object If main switch ELB shuts off it is functioning normally ...

Page 37: ...rder to separate parts and recycle them in contribution to preserving the global environment Major components and materials comprising BA series units are listed in the table below Component name Composition Exterior Exterior structure Steel paneling Bath SUS304 Stainless steel Observation window Semi tempered glass Support rod Aluminum die cast Production labels Polyethylene PET resin film Unit f...

Page 38: ... or other malfunction Contact a local dealer or Yamato sales office Short circuit detected Alarm lamp on in display Short circuit in SSR solid state relay Contact a local dealer or Yamato sales office Heater interruption detected Alarm lamp on in display Heater interrupted or disconnected Current detection element interrupted disconnected or other malfunction Contact a local dealer or Yamato sales...

Page 39: ...perational external temperature range is 5 C 35 C Whether bath is overloaded too many samples Temperature fluctuates during operation Whether temperature setting is appropriate Whether power supply voltage has dropped Whether there are large fluctuations in external temperature Whether bath is overloaded too many test samples Circulation pump emitting abnormal noise Whether pump is circulating air...

Page 40: ...ired for all repairs Model name Serial Number Date year month day of purchase Description of problem in as much detail as possible Guaranteed Supply Period for Repair Parts Guaranteed maximum supply period for repair parts is 7 seven years from date of discontinuation for BA series baths Repair parts is defined as components which when installed allow for continued unit operation Refer to serial n...

Page 41: ...inute to 99 hours 59 minutes and 100 hours to 999 hours Digital setting on auto start and auto stop mode Safety devices Earth leakage breaker overheat prevention device self diagnostic functions heater disconnect detection TRIAC short circuit detection overheat prevention device Internal dimensions W D H mm 300 300 300 400 350 300 500 400 350 548 500 400 640 500 450 Overall dimensions W D H mm 490...

Page 42: ...All Models Symbol Part name ELB Earth leakage breaker T1 T2 Terminal blocks TIC Motherboard PIO 1 Display circuit board X1 Relay CT Current transformer SSR Solid state relay H Heater TH Double sensor P Circulation pump 220V ...

Page 43: ...kage breaker DN104 BJS1532N 15A Panasonic BA400 Tube heater SUS316L 220V 2 2KW Yamato Scientific Magnet pump MD 20R N 30W 220V Iwaki SSR solid state relay 2160000036 TRS1245 Toho Electric Earth leakage breaker 2060050003 BJS3032N 30A Panasonic BA500 Tube heater SUS316L 220V 2 4KW Yamato Scientific Magnet pump MD 30R 30W 220V Iwaki SSR solid state relay 2160000036 TRS1245 Toho Electric Earth leakag...

Page 44: ... and other perchlorates 3 Potassium Peroxide Sodium Peroxide Barium Peroxide and other inorganic peroxides 4 Potassium Nitrate Sodium Nitrate Ammonium Nitrate and other nitrates 5 Sodium Chlorite and other chlorites 6 Calcium Hypochlorite and other hypochlorites Flammable Substances 1 Ethyl Ether Gasoline Acetaldehyde Propylene Chloride Carbon Disulfide and other substances having ignition point o...

Page 45: ...expressly mandated by this manual Doing so may result in equipment malfunction serious personal injury or death Notice Instruction manual descriptions and specifications are subject to change without notice Yamato Scientific Co Ltd will replace flawed instruction manuals pages missing pages out of order etc upon request Instruction Manual for Constant Temperature Water Bath Model BA300 400 500 610...

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