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Yamato BOA201 Instruction Manual

Oil bath (large capacity)
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Oil Bath (Large Capacity)
Model BOA201 / 311
Instruction Manual
- First Edition –
Thank you for purchasing "Constant Temperature Oil
Bath, BOA201/311" of Yamato Scientific Co., Ltd.
●For proper equipment operation, please read and
become thoroughly familiar with this instruction
manual before use. Always keep equipment
documentation safe and close at hand for convenient
future reference.
Read instruction manual warnings
WARNING:
and cautions carefully and
completely before proceeding.
Yamato Scientific Co. Ltd.
Printed on recycled paper

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Summary of Contents for Yamato BOA201

  • Page 1 Model BOA201 / 311 Instruction Manual - First Edition – Thank you for purchasing “Constant Temperature Oil Bath, BOA201/311” of Yamato Scientific Co., Ltd. ●For proper equipment operation, please read and become thoroughly familiar with this instruction manual before use. Always keep equipment documentation safe and close at hand for convenient future reference.
  • Page 3 WARNING / CAUTION ......................3 Residual Risk Map ......................... 5 List of Residual Risks ......................6 2. COMPONENT NAMES AND FUNCTIONS ................9 Main Unit (BOA201/311) ......................9 Control panel ........................10 Display Characters ......................11 3. PRE-OPERATION PROCEDURES ..................12 Installation Precautions ......................
  • Page 4 Code description for the Toho protocol ................. 37 Precautions for Toho protocol communication ..............39 Toho protocol read communication example ................ 40 Modbus-RTU request message configuration (sending from host computer to this product)..........................42 Modbus-RTU code description ..................... 44 Modbus-ASCII request message configuration (sending from host computer to this product)..........................
  • Page 5 13. STANDARD INSTALLATION MANUAL ................. 73...
  • Page 6 1. SAFETY PRECAUTIONS Explanation of Symbols...
  • Page 7 1. SAFETY PRECAUTIONS Symbol Glossary WARNING / CAUTION Danger!: High Danger!: High Danger!: Danger!: Blast General Voltage Temperature Moving Parts Hazard Caution: Do Caution: Water Caution: Shock Caution: Burn Caution: May Not Heat Only Hazard! Hazard! Leak Water! Without Water! Caution: Toxic Chemicals RESTRICTION...
  • Page 8 1. SAFETY PRECAUTIONS WARNING / CAUTION WARNING Install in a location free of flammables and explosives. Never install or operate unit in a flammable or explosive gas atmosphere. This unit is NOT fire or blast resistant. Simply switching earth leakage breaker (ELB) "ON" or "OFF"...
  • Page 9 1. SAFETY PRECAUTIONS WARNING / CAUTION Handle power cable with care. ・Do not operate unit with power cable bundled or tangled. Operating unit with the power cable bundled or otherwise tangled, may cause power cable to overheat and/or catch fire. ・Do not modifiy, bend, forcibly twist or pull on power cable.
  • Page 10 The numbers shown in the figure indicate the numbers listed in the "List of Residual Risks" in this manual. For details of individual residual risks, see the List of Residual Risks. 【BOA201】 Power cable No.8, 9, 10, 29, 32 WARNING No.19...
  • Page 11 1. SAFETY PRECAUTIONS List of Residual Risks List of residual risks (instructions for risk avoidance) This list summarizes residual risks to avoid personal injuries or damages to properties during or related to the use of equipment. Be sure to fully understand or receive instructions on how to use, maintain and inspect equipment before starting operation.
  • Page 12 1. SAFETY PRECAUTIONS List of Residual Risks Degree of Risk Protective measures taken by the user Relevant risks description page DO NOT process explosive or flammable P.61 WARNING Explosion/fire substances Fire/Burn P.17 WARNING Never move unit while in operation. Fire/Electric Turn OFF (○) ELB immediately when an WARNING shock...
  • Page 13 1. SAFETY PRECAUTIONS List of Residual Risks Daily inspection/maintenance Degree of Risk Protective measures taken by the user Relevant risks description page Be sure to disconnect power cable before daily P.64 Fire/Electri WARNING inspection and maintenance. c shock Perform inspections and maintenance when unit is P.64 WARNING Burn...
  • Page 14 2. COMPONENT NAMES AND FUNCTIONS Main Unit (BOA201/311) ◆ BOA201 / 311 Front view Heater, Support post Motor housing box Number of rack tiers: 11 tiers Rack support pitch: 20 mm Chamber rack Intake filter Standard attachment: 1 pcs Operation indicator lamp...
  • Page 15 2. COMPONENT NAMES AND FUNCTIONS Control panel ⑥ ⑨ ⑦ ⑫ ⑩ ⑧ ⑪ ② ③ ② ① ⑤ ④ Panel Item Description RUN/STOP Key Press one second to start or stop a constant temperature ① operation. ▼▲keys Press to increase or decrease the setting value. ②...
  • Page 16 2. COMPONENT NAMES AND FUNCTIONS Display Characters All characters displayed when making settings and during operation are defined as follows: Character Letters Panel Item Purpose Fixed temperature Appears during Fixed temperature operation operation Temperature Appears while entering temperature settings for Fixed setting temperature operation.
  • Page 17  where exposed to a strong wind. Install unit in a location with sufficient space, as specified below. * The figure is the overview of BOA201. 50 cm or more 50 cm or more 50 cm or more 50 cm or more Leave 60 cm or more space above unit.
  • Page 18 Connect power cable to a suitable facility outlet or terminal, according to the electrical requirements. Electrical BOA201:115 V AC single phase 50/60 Hz 18.5 A (ELB capacity 30 A) requirements: :220 V AC single phase 50/60 Hz 10A (ELB capacity 15 A) BOA311:115 V AC single phase 50/60 Hz 40.5A (ELB capacity 50 A)
  • Page 19 3. PRE-OPERATION PROCEDURES Installation Precautions Observe wire color designation when connecting to facility terminal. Confirm that the facility main breaker is OFF Wiring on before connecting the round terminals from the Core color distribution power cable. No power plugs or connectors of any board kind are included with this unit.
  • Page 20 This setting can be made from Submenu. Independent overheat prevention device The BOA201 type has a built in independent overheating prevention device that is fixedly P.22 set at 230 ° C and the BOA311 type at 300 ° C. It will be activated if the above automatic...
  • Page 21 4. PRE-OPERATIVE PREPARATIONS Mode & Function Flow The following chart illustrates operation flow of Constant temperature operation and Submenu.
  • Page 22 4. PRE-OPERATIVE PREPARATIONS PRE-OPERATIVE PREPARATIONS operation precautions Exercise caution in regard to the following. Connect unit to a power distribution board having sufficient capacity. ① Never move unit while in operation. ② ③ Take sufficient measures against burns, such as using thick leather gloves. During and after use, the chamber interior and the device are hot.
  • Page 23 Therefore, in the case of the above example, it is sufficient to supply 28 L of oil in advance. The relationship between the amount of oil supplied and the liquid level of BOA201 / 311 is as follows. Upper limit float switch...
  • Page 24 Overheat Prevention Device Setup Setting range/function The overheat prevention device temperature setting range is from 0 °C to 20 °C (BOA201：220 °C, BOA311：290 °C)beyond the maximum temperature setting of this unit. When chamber temperature exceeds objective temperature setting and reaches that of the overheat prevention device, the heater circuit is shut off and error code "Er19"...
  • Page 25 5. OPERATION PROCEDURES Fixed Temperature Operation Run a Fixed temperature 1. Turn ON (|) power (ELB) operation Initial values will be shown for about five seconds after power- on, then displays will switch to the initial settings screen, showing current chamber temperature (top), operation mode character (center) and overheat prevention setting (bottom).
  • Page 26 5. OPERATION PROCEDURES Fixed Temperature Operation 4. Stop operation ⑤ Press the RUN/STOP key for about one second. Operation will stop (terminate) and the FIXED TEMP lamp and the operation indicator lamp installed in the main unit control unit will go out. Control panel reverts to initial settings screen.
  • Page 27 This product has a built-in hydraulic overheating prevention device that is independent of the controller. The operating temperature is about 230 °C (fixed) for BOA201 and about 300 °C (fixed) for BOA311. Even if the temperature inside the bath rises due to a controller malfunction, it will automatically reach about 230 °C or 300 °C.
  • Page 28 5. OPERATION PROCEDURES Other Functions: Calibration Offset Use the calibration The calibration offset function is a function that corrects the offset function measured temperature of the controller. Offset function can correct to either the positive or negative side of the entire unit temperature range. Offset function can be set or cancelled with the SUBMENU key.
  • Page 29 5. OPERATION PROCEDURES Other Functions: Keypad Lock This function locks all the keys that may change setting values. ･Using keypad lock With the keypad lock function ON, all keys become unresponsive except the RUN/STOP and SUBMENU keys. ( will show in top display) Default setting is “oFF”.
  • Page 30 5. OPERATION PROCEDURES Other Functions: Auto-resume Function Unit may restart operation or may be switched into standby state ･Auto-resume mode after power failure, by selecting “on” or “oFF” of this mode. select With this setting “on” unit automatically resume operation, and remain standby when set to “oFF”.
  • Page 31 5. OPERATION PROCEDURES Various output terminal functions ･Before use Operate this unit according to the procedure described in this Instruction manual. Failure to follow the operation procedure described herein may result in a problem. The guarantee will not apply if you operate the unit in a wrong manner. CAUTION 1.
  • Page 32  Outputs the current or voltage corresponding to the measured temperature.  Temperature output range: 0 to 200 ° C (BOA201), 0 to 270 ° C (BOA311) * The above is the temperature output range at the time of initial Temperature output terminal setting, and the range can be changed.
  • Page 33 5. OPERATION PROCEDURES How to set the temperature output terminal output range The temperature output terminal can set the temperature output ･ How to set the range arbitrarily between -100.0 and 300.0 °C. temperature output range The default settings are BOA 201: 0 to 200 °C and BOA 311: 0 to 270 °C.
  • Page 34 ・ Optional accessory "External communications adapter (RS485-USB) OA017" permits the following connections. (PC not included) Sample program → http://www.yamato-net.co.jp/support/program/index.htm USB-RS485 converter unit: System Sacom USB-485I RJ45-T4P Communication cable: UL2464TASB 2-lead AWG20 cable 3 m, with Y terminal on main unit side. USB cable: 1.8 m, included with USB-485I...
  • Page 35 5. OPERATION PROCEDURES Communication settings Setting items and parameters for this controller is defined in the table below. Item Communication settings Default values Communication Toho (0)/Modbus-RTU (1)/ Toho (0) protocol Modbus-ASCII (2) BCC check Enable (b)/Disable (n) Enable (b) Data length 7/8 bits 8 bits Parity bit...
  • Page 36 5. OPERATION PROCEDURES Remote communication parameter setting (option) ⑥ The character bcc indicating the BCC check setting is displayed on the measurement temperature display, and the current setting is displayed blinking on the set temperature display. Use the ▼▲ keys to set the desired settings. "N": None / "b": Yes ⑦...
  • Page 37 5. OPERATION PROCEDURES Remote communication parameter setting (option) ⑭ The character bPS indicating the communication rate setting is displayed on the measurement temperature display, and the current setting is displayed blinking on the set temperature display. Use the ▼▲ keys to set the desired settings. 「24」...
  • Page 38 5. OPERATION PROCEDURES Communication procedure This unit returns a "reply message" to a "request message" from the host computer but does not start transmission. ・This unit does not start communication (no reply) for about five seconds after the power is turned on.
  • Page 39 5. OPERATION PROCEDURES Communication message type The types of communication messages can be broadly divided as follows. 要求メッセージ 応答メッセージ Request message Response message （上位コンピュータからの送信） （本器からの送信） (Transmission from the host computer) (Transmission from this computer) Receipt confirmation and data reply 受信確認およびデータの返答 Request message for readout 読み出し要求メッセージ...
  • Page 40 5. OPERATION PROCEDURES Configuration of Toho protocol request message (sending from host compute r to this product) ■ For the codes from ① to ⑦, refer to P.37 "Explanation of Toho Protocol Codes". ■ Refer to P.40 "Toho Protocol Read Communication Example" and P.41 "Toho Protocol Write Communication Example"...
  • Page 41 5. OPERATION PROCEDURES Configuration of Toho protocol response message (sending from this produc t to host computer) ■ For the codes from ① to ⑩, refer to next page "Explanation of Toho Protocol Codes". ■ Refer to P.40 "Toho Protocol Read Communication Example" and P.41 "Toho Protocol Write Communication Example"...
  • Page 42 5. OPERATION PROCEDURES Code description for the Toho protocol ■ The following codes ① STX address to ⑩ error type are represented by ASCII codes. ■ For ASCII codes, p.59 "List of ASCII Codes." ■ Refer to P.40 "Toho Protocol Read Communication Example" and P.41 "Toho Protocol Write Communication Example"...
  • Page 43 5. OPERATION PROCEDURES Code description for the Toho protocol ⑦ BCC This is the check code for error detection and takes the exclusive OR (EX-OR) of all characters from STX to ETX. When "Disabled" is selected for BBC check among the communication settings for the unit, this code (BCC) will not be included in the reply message.
  • Page 44 5. OPERATION PROCEDURES Precautions for Toho protocol communication (1) Transmission / reception timing When using communication, set a sufficient response delay time to ensure that the host computer switches from transmission to reception. Refer to the figure on page 33 “Communication procedure”. (2) Request interval When sending a "request message"...
  • Page 45 5. OPERATION PROCEDURES Toho protocol read communication example Request message: Requests "measurement temperature read" to the product set to the avxiliary address "01". Response message: Return the measured temperature data "12.3 °C (00123)". Read request message (sent from host computer) ①...
  • Page 46 5. OPERATION PROCEDURES Toho protocol write communication example Request message: Requests "write to set temperature 13.5 °C (00135)" for this product set to avxiliary address "01". Reply message from the unit to this request message: Information that the request message has been received is returned.
  • Page 47 5. OPERATION PROCEDURES Modbus-RTU request message configuration (sending from host computer to this product) ■ For the codes from a) to g), refer to P.44 "Explanation of Modbus-RTU Code". Structure of read request message (example) Avxiliary address Function code Register address Register address Lower level...
  • Page 48 5. OPERATION PROCEDURES Modbus-RTU response message configuration (sending from this product to host computer) ■ For the codes from a) to h), refer to next page "Explanation of Modbus-RTU Code". Response message to read request message (example) Avxiliary address Function code Number of bytes Number of registers x 2 ③...
  • Page 49 5. OPERATION PROCEDURES Modbus-RTU code description ■ The following a) avxiliary address to h) error code are expressed in 8-bit binary. a) Avxiliary address This is the avxiliary address of the other party (this product) with which the high level computer communicates.
  • Page 50 5. OPERATION PROCEDURES Modbus-RTU Code Communication Precautions (1) Transmission timing When using communication, set a sufficient response delay time to ensure that the host computer switches from transmission to reception. Refer to the figure on page 33 “Communication procedure”. (2) Request interval When sending a "request message"...
  • Page 51 5. OPERATION PROCEDURES Modbus-RTU read communication example Request message: Requests "measurement temperature read" to the product set to the avxiliary address "01". Response message: Return the measured temperature data "10.0 ° C". Read request message (sent from host computer) ① ②...
  • Page 52 5. OPERATION PROCEDURES Modbus-RTU write communication example Request message: Requests "write to set temperature 15.0 ° C" for this product set to avxiliary address "01". Reply message from the unit to this request message: Information that the request message has been received is returned. Confirm that the data has been properly written by reading it separately.
  • Page 53 5. OPERATION PROCEDURES Modbus-ASCII request message configuration (sending from host computer t o this product) ■ For the codes from a) to i), refer to P.50 "Explanation of Modbus-ASCII Code". Structure of read request message Start code Avxiliary address '0','1' Function code '0','3' '1','0'...
  • Page 54 5. OPERATION PROCEDURES Modbus-ASCII request message configuration (sending from this product to host computer) ■ For the codes from a) to j), refer to next page "Explanation of Modbus-ASCII Code". Response message to read request message Start code Avxiliary address '0','1' Function code '0','3'...
  • Page 55 5. OPERATION PROCEDURES Modbus-ASCII code description ■ The following a) start code to j) error code are expressed in ASCII code. ■ For ASCII codes, p.59 "List of ASCII Codes." ■ Refer to P.40 "Modbus-ASCII Read Communication Example" and P.41 "Modbus-ASCII Write Communication Example"...
  • Page 56 5. OPERATION PROCEDURES Modbus-ASCII code description g) Data Specifies the data to write to the register. The data is fixed at 4 bytes. If the data has a decimal point, write the data without the decimal point. Also, when reading data, determine the presence or absence of a decimal point on the computer side.
  • Page 57 5. OPERATION PROCEDURES Modbus-ASCII communication notes (1) Transmission timing When using communication, set a sufficient response delay time to ensure that the host computer switches from transmission to reception. Refer to the figure on page 33 “Communication procedure”. (2) Request interval When sending a "request message"...
  • Page 58 5. OPERATION PROCEDURES Modbus-ASCII read communication example Request message: Requests "measurement temperature read" to the product set to the avxiliary address "01". Response message: Return the measured temperature data "10.0 ° C". Read request message (sent from host computer) ② ①...
  • Page 59 5. OPERATION PROCEDURES Modbus-ASCII write communication example Request message: Requests "write to set temperature 15.0 ° C" for this product set to avxiliary address "01". Reply message from the unit to this request message: Information that the request message has been received is returned.
  • Page 60 5. OPERATION PROCEDURES Precautions for setting by communication ・ The W command is disabled when some setting screen is displayed by operating the keys on the product. ・ During communication, the communication lamp on the upper left of the set temperature indicator on the operation panel of the product blinks.
  • Page 61 5. OPERATION PROCEDURES Submenu command Modbus Panel item Letters Command Setting value Address Signifies overheat Overheating prevention set temperature prevention setting 0x2004 R / W range ※1 ※2 mode Calibration Calibration offset set temperature range Offset temperature 0x2722 R / W ※1 setting 00000: Set value lock OFF...
  • Page 62 5. OPERATION PROCEDURES Monitor command Modbus Panel item Letters Command Setting value Address Abnormal alarm 0x020A 00000 1st digit: Memory abnormality (Er15) 2nd digit: Sensor error (Er01) 3rd digit: Do not use. 4th digit: Heater disconnection (Er03) 5th digit: SSR short circuit (Er02) ※Abnormal state 0: No abnormality / 1: Abnormal Example) Sensor abnormality, heater disconnection Toho: 01010...
  • Page 63 When using external remote communication option on any unit, access by anything other than the above-mentioned reference addresses, may cause equipment malfunction. Do not attempt to use any reference address, code or utility other than those given above or as recommended by Yamato Scientific Co., Ltd.
  • Page 64 5. OPERATION PROCEDURES ASCII code table Lower level Space " & < ¥ > ※How to read ASCII code table (ASCII code) = (TOP) + (LOWER) Example 1) In the case of "5": (35h) = (30h) + (05h) Example 2) In the case of "A": (41h) = (40h) + (01h)
  • Page 65 5. OPERATION PROCEDURES Multi-drop connection example This is an example of the multi-drop wiring method using the optional "external communication adapter (RS485-USB conversion) OA017". Main unit Connecting terminal ID:01 Communication cable 1 USB-485I USB/485 converter USB cable VS6 controller PC workstation ID:02 Communication cable 2 VS6 controller...
  • Page 66 6. HANDLING PRECAUTIONS Warnings and Cautions WARNING NEVER process explosive or flammable substances Never attempt to process explosives, flammables or any items which contain explosives or flammables. Fire or explosion may result. See " LIST OF HAZARDOUS SUBSTANCES" (P.72) DO NOT insert foreign objects into unit openings. In the event that a foreign object accidentally falls inside, turn OFF(○) ELB immediately, disconnect power cable and contact original dealer of purchase for assistance.
  • Page 67 6. HANDLING PRECAUTIONS Warnings and Cautions CAUTION DO NOT process corrosive items. Do not process items containing corrosive chemicals of any kind. Potent acids may corrode the reservoir despite stainless steel construction. Note that acids, alkaline, and halogenated solvents are corrosive to rubber. Wash the bath before use.
  • Page 68 6. HANDLING PRECAUTIONS Warnings and Cautions Use only water and oil for this equipment Never use it with any liquid other than the specified silicone oil. (Refer to P.17 "About the medium liquid used".) Periodically change oil and wash the bath container. In particular, impurities adhering to the heater significantly accelerate the deterioration of the heater.
  • Page 69 7. MAINTENANCE PROCEDURES Precautions before Inspection WARNING  Be sure to disconnect power cable before daily inspection and maintenance.  Perform inspections and maintenance when unit is at room temperature. (Make sure that the water and oil in the bath are below 45 ° C.) ...
  • Page 70 7. MAINTENANCE PROCEDURES Maintenance and Inspection ● Please clean the inside of the bath.  As distillation continues, water in boiler will be concentrated, accelerating the accumulation of boiler scale. When scale build up in the bath, discharge water and clean the bath interior. We recommend using ion-exchanged water or distilled water.When operating with silicone oil, it deteriorates according to the operating temperature / time.
  • Page 71 Dispose of this unit in accordance with local laws and regulations.Dispose of or recycle this unit in a responsible and environmentally friendly manner. Yamato Scientific Co., Ltd. strongly recommends disassembling unit, as far as is possible, in order to separate parts and recycle them in contribution to preserving the global environment. Major components and materials, comprising this unit are listed in the table below.
  • Page 72 9. TROUBLESHOOTING Reading Error Codes Unit has a self-diagnostic function built into the CPU board. The table below shows possible causes when safety function is triggered. If unit does not reset by turning OFF (◯) and ON (|) ELB, contact original dealer of purchase.
  • Page 73 Check the set value. temperature ◆ If none of the above applies, immediately turn off the breaker of this product to "OFF (○)" to see if it is a power supply facility. Contact original dealer of purchase or Yamato sales office for assistance.
  • Page 74 Warranty card will be handed by dealer or Yamato personnel upon delivery and installation, or will be attached to equipment if no one from dealer or Yamato is to be present at delivery and installation. Register warranty card at https://www.yamato-net.co.jp/support/warranty.htm https://www.yamato-net.co.jp/support/warranty.htm...
  • Page 75 11. SPECIFICATIONS Model BOA201 BOA311 System Jet agitation Operating ambient 5 to 35 °C temperature range Temperature setting range 0 to 200 °C 0 to 270 °C Temperature control Room temp +10 °C to 200 °C Room temp +10 °C to 270 °C...
  • Page 76 11. SPECIFICATIONS Model BOA201 BOA311 Self-diagnostic functions (Automatic overheat prevention, Temperature sensor failure, Heater disconnection, SSR short circuit,main relay failure, Safety devices memory error, internal communication error, abnormal temperature reading,Abnormal water level), overcurrent leakage breaker, overheating protector, independent overheating preventer, Emergency stop button External dimensions ※2...
  • Page 77 12. LIST OF HAZARDOUS SUBSTANCES Never attempt to process explosives, flammables or any items which contain explosives or flammables. Table 13.1 List of hazardous substances ①Trinitrobenzen, Trinitrotoluene, Picric Acid and other explosive nitro compounds ②Trinitrobenzen, Trinitrotoluene, Picric Acid and other explosive nitro compounds ③Acetyl Hydroperoxide, Methyl Ethyl Ketone Peroxide, Benzoyl Peroxide and other organic peroxides ④Metallic Azide, including Sodium Azide, etc.
  • Page 78 13. STANDARD INSTALLATION MANUAL ※ Please install according to the following items. (Please check separately for options and special specifications) Charged Personnel Serial Installation Installation Model or Company Name Judgment number Date proved by for Installation Chapter No. & Reference page of instruction Judg №...
  • Page 79 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...

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