Handheld Dissolved Oxygen Meter LAQUAact-DO110 LAQUAact-DO120 Instruction Manual CODE:GZ0000427798

Preface This manual describes the operation of the Handheld Dissolved Oxygen Meter LAQUAact-DO110, LAQUAact-DO120. Be sure to read this manual before using the product to ensure proper and safe operation of the product. Also safely store the manual so it is readily available whenever necessary. Product specifications and appearance, as well as the contents of this manual are subject to change without notice. ■ Warranty and responsibility HORIBA, Ltd. warrants that the Product shall be free from defects in material and workmanship and agrees to repair or replace free of charge, at option of HORIBA,...

Regulations ■ EU regulations ●Conformable standards This equipment conforms to the following standards: EMC: Safety: RoHS: EN61326-1 Class B, Basic electromagnetic environment EN61010-1 EN50581 9. Monitoring and control instruments Warning: This product is not intended for use in industrial environments. In an industrial environment, electromagnetic environmental effects may cause the incorrect performance of the product in which case the user may be required to take adequate measures. ●Installation environment This product is designed for the following environment. ・Overvoltage Category II ・Pollution...

Regulations ■ FCC rules Any changes or modifications not expressly approved by the party responsible for compliance shall void the user's authority to operate the equipment. ●WARNING This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction...

For your safety ■ Hazard classification and warning symbols Warning messages are described in the following manner. Read the messages and follow the instructions carefully. ●Hazard classification This indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This is to be limited to the most extreme situations. This indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. This indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. It may also...

For your safety ■ Safety precautions This section provides precautions for using the product safely and correctly and to prevent injury and damage. The terms of DANGER, WARNING, and CAUTION indicate the degree of imminency and hazardous situation. Read the precautions carefully as it contains important safety messages. ●Instrument and electrode WARNING Do not use an unspecified AC adapter. Otherwise, it may heat up or be ignited resulting in a fire or an accident. Do not disassemble or modify the instrument. Otherwise, it may heat up or be ignited resulting in a fire or an accident. CAUTION Harmful...

For your safety ●Battery WARNING Keep batteries out of reach of children. If someone accidentally swallows a battery, consult a doctor immediately. If alkaline fluid from a battery gets into the eyes, do not rub the eyes, rinse with clean water immediately and then consult a doctor. Contact with alkaline fluid could cause blindness. Do not put batteries in a fire, expose to heat, disassemble or remodel. Doing so could case fluid leakage, overheating or explosion. CAUTION Do not remove or scratch the external label of the battery. Doing so could cause injury to hands and fingers.

For your safety ■ Product handling information ●Operational precautions (instrument) ・Only use the product including accessories for their intended purpose. ・The function that measuring dissolved oxygen of the instrument is only usable for measuring under water. Do not use this function for the application except described above. ・Do not drop, crash, or give any physical impact on the instrument. ・The instrument is made of solvent-resistant materials but that does not mean it is resistant to all chemicals. Do not dip the instrument in strong acid or alkali solution, or wipe with such solution....

For your safety ・If the power supply is interrupted while measurement data is being saved in the instrument, the data could be corrupted. ・A NiMH rechargeable battery can be used in this instrument, but the battery used in the instrument cannot be charged using the AC adapter. ●Operational precautions (battery) ・Do not short-circuit a battery. ・Set the + and  side of the battery correctly. ・When the battery has run out or the instrument will not be used for a long time, remove the batteries. ・Of the specified battery types, make sure to use two batteries of the same type. ・Do not use a new...

Manual information ■ Description in this manual Note This interprets the necessary points for correct operation and notifies the important points for handling the product. This indicates the part where to refer for information. This indicates reference information. Description of this manual uses the screen display of DO120.

Part names and basic operation This section describes the name of each part and the main role, function, and basic operation method of each part.

Names of each part ■ Names of each part ● Instrument Operation keys Displays the measured value and set value and so on. Used for instrument operation. (LIGHT key: DO120 only) Connects the BNC connector of the electrode. Connects the temperature connector (T) of the electrode. Set batteries inside. Electrode connector Temperature connector (T) Battery cover Electrode hook Attach the electrode hook to carry with instrument. attachment section Strap attachment section Attach a strap. Connects the serial cable and printer cable. Serial connector (DO120 only) AC adapter jack Connects an optional...

Names of each part • Identification of manufacturing date Manufacturing date can be identified from MFG No. described in the ID label on the backside of the instrument. Third number from the left in the MFG No. indicates manufacturing year. Forth alphabet from the left in the MFG No. indicates manufacturing month. The alphabet is assigned to month according to the table below. Ex.: ID: AA6A0000 means the device manufactured in 2016 January. JAN