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Constant Temperature Water Bath
Model
BK300/400/500/610/710
Instruction Manual
l Thank you for purchasing " Constant Temperature
Water Bath, BK Series" of Yamato Scientific Co.,
Ltd.
l To use this unit properly, read this "Instruction
Manual" thoroughly before using this unit.
Keep this instruction manual around this unit for
referring at anytime.
WARNING!:
Carefully read and thoroughly understand the
important warning items described in this manual
before using this unit.
Yamato Scientific Co. LTD.
- First Edition -
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Table of Contents
Related Manuals for Yamato BK300
Summary of Contents for Yamato BK300
- Page 1 BK300/400/500/610/710 Instruction Manual - First Edition - l Thank you for purchasing " Constant Temperature Water Bath, BK Series" of Yamato Scientific Co., Ltd. l To use this unit properly, read this "Instruction Manual" thoroughly before using this unit. Keep this instruction manual around this unit for referring at anytime.
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Page 2: Table Of Contents
Contents Cautions in Using with Safety..............1 • Explanation ........................1 • Table of Illustrated Symbols .....................2 • Fundamental Matters of “WARNING!” and “CAUTION!”..........3 Before Using this unit ................4 • Requirements for Installation ...................4 Description and Function of Each Part ...........7 • Main Unit ..........................7 •... -
Page 3: Cautions In Using With Safety
Cautions in Using with Safety Explanation MEANING OF ILLUSTRATED SYMBOLS Illustrated Symbols Various symbols are used in this safety manual in order to use the unit without danger of injury and damage of the unit. A list of problems caused by ignoring the warnings and improper handling is divided as shown below.Be sure that you understand the warnings and cautions in this manual before operating the unit. -
Page 4: Table Of Illustrated Symbols
Cautions in Using with Safety Table of Illustrated Symbols Warning Warning, Warning, Warning, Warning, Warning, generally high voltage high temperature drive train explosive Caution Caution, Caution, Caution, Caution, Caution, generally electrical shock scald no road heating not to drench Caution, Caution, water only deadly poison... -
Page 5: Fundamental Matters Of "Warning!" And "Caution
Cautions in Using with Safety Fundamental Matters of “WARNING!” and “CAUTION!” WARNING! Do not use this unit in an area where there is flammable or explosive gas Never use this unit in an area where there is flammable or explosive gas. This unit is not explosion-proof. -
Page 6: Before Using This Unit
Before Using this unit Requirements for Installation WARNING! 1. Always ground this unit • Connect the power plug to a receptacle with grounding connectors. • Do not forget to ground this unit, to protect you and the unit from electrical shock in case of power surge. - Page 7 Before Using this unit Requirements for Installation 3. Do not use this unit in an area where there is flammable or explosive gas • Never use this unit in an area where there is flammable or explosive gas. This unit is not explosion-proof.
- Page 8 6. Choose a correct power distribution board or receptacle • Choose a correct power distribution board or receptacle that meets the unit’s rated electric capacity. Electric capacity: BK300: AC100 V, 14A BK400: AC100 V, 23A BK500: AC100 V, 25A BK610: AC200 V (Single phase), 19A...
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Page 9: Description And Function Of Each Part
Description and Function of Each Part Main Unit Front view Clamp Support rod Control panel Shelf Power switch (Earth leakage breaker) Heater Rear view Rubber leg Production plate Power cord Power cord (BK300) Drainage hose... -
Page 10: Control Panel
Description and Function of Each Part Control Panel ④ ⑦ ⑤ ⑥ ⑧ ⑨ ③ ① ② Starts/stops the operation. ① Start/Stop Key： Uses for rising UP/lowering DOWN the setting value. ② ▲▼ Key： Changes the setting item, or setteles the inputed value. ③... -
Page 11: Characters Of Thermo Controller
Description and Function of Each Part Characters of Thermo Controller Character Identifier Name Purpose Used for setting the temperature. Temperature Setting Used for setting the time. Time Setting Used for setting temperature for Overheating Prevention Md-0 overheating prevention device. Setting Mode Used for setting temperature for Overheating Prevention overheating prevention device. -
Page 12: Operation Method
Operation Method Operation Mode and Function List All the operation mode of this unit is as follows; Name Description Page Pressing the start key activates the operation, and pressing Fixed Temperature the stop key stops the operation. Operation Pressing the start key activates the operation, activates the timer during the operation, and stops the operation automatically after passing the specified time. -
Page 13: Operation Mode, Function Setting Key, And Characters
Operation Method Operation Mode, Function Setting Key, and Characters The operation mode setting and function setting use the key operation and characters show in the following figure. -
Page 14: Fixed Temperature Operation
Operation Method Fixed Temperature Operation Start the operation from turning on the power shown in the figure, and continue the operation under the setting temperature unless turning off the power. SV: Setting temperature t: Time ▲ ▲ Power OFF Power ON Setting of the Fixed Temperature Operation Turn on the power. - Page 15 Operation Method Fixed Temperature Operation Set the temperature. 1. Pressing the Menu/Enter key displays the temperature setting (Sv1) measurement temperature display unit. 2. Set the desired temperature using the ▲ ▼ keys. 3. Pressing the Menu/Enter key completes the temperature setting. CAUTION! Set the temperature between room temperature +5℃...
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Page 16: Quick Auto Stop Operation
Operation Method Quick Auto Stop Operation As shown in the following figure, the device stops operating automatically by setting the timer. Set timer ▼ SV: Setting temperature t: Time Activate timer (Manual) Start operation (Manual) Stop operation (Auto) Setting of the Quick Auto Stop Operation Turn on the power. - Page 17 Operation Method Quick Auto Stop Operation Set the temperature. 1. Pressing the Menu/Enter key displays the temperature setting (Sv1) in the measurement temperature display unit. 2. Set the desired temperature using the ▲ ▼ keys. The setting temperature is displayed in the setting temperature display unit.
- Page 18 Operation Method Quick Auto Stop Operation Start the operation. When completing the temperature and time settings, start the operation. • Press the Start/Stop key about for 1 second. operation starts, in-bath temperature starts going up. • The heater lamp is lit, and the setting temperature displayed setting...
- Page 19 Operation Method Quick Auto Stop Operation When activating quick auto stop operation This procedure describes the setting of the quick during the operation. auto stop operation from the operation status already running under the fixed temperature mode. Though this procedure can be performed any time of the operation, it is impossible to set the quick auto stop mode described in the Procedure 2 in advance.
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Page 20: Auto Start Operation
Operation Method Auto Start Operation As shown in the following figure, this mode is applied to the device for starting the operation after the specified time (hours) automatically. Note that the device does not stop the operation automatically. Stop the operation by manual without fail. - Page 21 Operation Method Auto Start Operation Set the time, and start the operation. 1. Pressing the Menu/Enter key displays the temperature setting (Sv1) measurement temperature display unit. 2. Set the desired temperature using the ▲ ▼ keys. The setting temperature is displayed in the setting temperature display unit.
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Page 22: Overheating Prevention Device
Operation Method Overheating Prevention Device Set temperature of overheating prevention device. 1. Press the Menu/Enter key for two seconds, then press the ▲▼ keys to select the setting mode overheating prevention device (md-0) (blink). 2. Press the Menu/Enter key again to indicate the temperature setting of overheating prevention device (Sv2) on the temperature... -
Page 23: Calibration Offset Function
Operation Method Calibration Offset Function Calibration offset is a function that corrects the difference between the desired in-bath temperature and that of controller (sensor temperature). It corrects the difference either to plus or minus side in the whole temperature zone of device in parallel. Corrected temp. -
Page 24: Handling Precautions
Handling Precautions WARNING! If a problem occurs If smoke or strange odor should come out of this unit for some reason, turn off the power key right away, and then turn off the circuit breaker and the main power. Immediately contact a service technician for inspection. - Page 25 This unit has the overheating prevention device in itself, and goes off the electricity in case of occurring the heating of empty bath. Please contact to Yamato Science Service Office if the heating of empty bath is occurred. Return after power failure When power is supplied after a power failure, the device automatically starts operation again with the same state as just before the power failure.
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Page 26: Maintenance Method
Hose replacement • For using this unit with stability, replace the hose once per two year as a guide. Please ask Yamato Scientific to the hose replacement. For any questions, contact the dealer who you purchased this unit from, or the nearest sales... -
Page 27: Long Storage And Disposal
Long storage and disposal When not using this unit for long term / When disposing CAUTION! When not using this unit for long term… • Turn off the power and disconnect the power cord. WARNING! When disposing… • Keep out of reach of children. •... -
Page 28: In The Event Of Failure
In the Event of Failure… Error Display The followings are the error indications displayed on the controller. The device stops the heater and notify it with an error code display, alarm lamp and buzzer sound when an error occurred. Record the error code and turn off the power of device. Call us if any trouble arises. - Page 29 We recommend for you to turn off the switch of device if a power failure occurs during operation. In the case if the error other than listed above occurred, turn off the power switch and primary power source immediately. Contact the shop of your purchase or nearest Yamato Scientific Service Office.
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Page 30: After Service And Warranty
In Case of Request for Repair If the failure occurs, stop the operation, turn OFF the power switch, and unplug the power plug. Please contact the sales agency that this unit was purchased, or the Yamato Scientific's sales office. < Check following items before contact >... -
Page 31: Specification
Specification BK300 BK400 BK500 BK610 BK710 Operating temperature Ambient temp + 5 to 80℃ range Temperature ±0.02∼±0.07℃ adjustment accuracy Temperature ±0.1℃ distribution accuracy Time required to reach Approx. Approx. Approx. Approx. Approx. highest temperature 120min. 110min. 165min. 160min. 200min. In-bath material... -
Page 32: Wiring Diagram
Wiring Diagram AC100V Ｔ AC200V PIO1 Ｐ ＋ Ａ Ｔ Ｈ Ｈ − Ｂ Pt100 Ω ｂ ＋ − Ｔ Ｉ Ｃ Symbol Part name Earth leakage breaker Terminal block Planar board PIO 1 Display circuit board Relay Current transformer Solid state relay Heater Double sensor... -
Page 33: Replacement Parts Table
Replacement Parts Table Common Use Parts Part Name Code No. Specification Manufacturer K-thermocouple W-sensor 1160030047 Yamato Scientific φ4.8L×125L PT1/8 VS type VS-1 (fixed temp.), PIO, 1020000042 Yamato Scientific thermoregulator board PLANAR, Two tough cards Current transform cell 2170010005 CTL-6-S-H Terminal block... -
Page 34: Reference
Reference List of Dangerous Substances Never use explosive substances, flammable substances and substances that include explosive or flammable ingredients in this unit. EXPLOSIVE Ethylene glycol dinitrate (nitro glycol), Glycerin trinitrate (nitroglycerine), Cellulose nitrate (nitrocellulose), and other explosive nitrate esters Trinitrobenzene, Trinitrotoluene, Trinitrophenol (picric acid), and other explosive EXPLOSIVE: nitro compounds Acetyl hidroperoxide (peracetic acid), Methyl ethyl ketone peroxide, Benzyl... - Page 35 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.