Horiba Scientific LaquaTwin B-771 Instruction Manual

CODE:GZ0000297065

Refer to page 6 to page 19 for detailed instructions.

August, 2012 © 2012 HORIBA, Ltd.

Preface

This manual describes the operation of the COMPACT CONDUCTIVITY
METER, B-771.
Be sure to read this manual before using the product to ensure proper
and safe operation of the instrument. 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.

J 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, Ltd., any malfunctioned or damaged
Product attributable to responsibility of HORIBA, Ltd. for a period of one
(1) year from the delivery unless otherwise agreed with a written
agreement. In any one of the following cases, none of the warranties set
forth herein shall be extended;

z Any malfunction or damage attributable to improper operation
z Any malfunction attributable to repair or modification by any person

not authorized by HORIBA, Ltd.

z Any malfunction or damage attributable to the use in an

environment not specified in this manual

z Any malfunction or damage attributable to violation of the

instructions in this manual or operations in the manner not specified
in this manual

z Any malfunction or damage attributable to any cause or causes

beyond the reasonable control of HORIBA, Ltd. such as natural
disasters

z Any deterioration in appearance attributable to corrosion, rust , and

so on

z Replacement of consumables such as the sensor and standard

solutions

HORIBA, LTD. SHALL NOT BE LIABLE FOR ANY DAMAGES
RESULTING FROM ANY MALFUNCTIONS OF THE PRODUCT, ANY
ERASURE OF DATA, OR ANY OTHER USES OF THE PRODUCT.

J Trademarks

Generally, company names and brand names are either registered
trademarks or trademarks of the respective companies. (R), (TM)
symbols may be omitted in this manual.

Regulations

J Conformable Directive

This equipment conforms to the following directives and standards:

Q Information on Disposal of Electrical and Electro ni c

Equipment and Disposal of Batteries and Accumulators

The crossed out wheeled bin symbol with underbar shown on the
product or accompanying documents indicates the product requires
appropriate treatment, collection and recycle for waste electrical and
electronic equipment (WEEE) under the Directive 2002/96/EC, and/or
waste batteries and accumulators under the Directive 2006/66/EC in the
European Union.
The symbol might be put with one of the chemical symbols below . In this
case, it satisfies the requirements of the Directive 2006/66/EC for the
object chemical.
This product should not be disposed of as unsorted household waste.
Your correct disposal of WEEE, waste batteries and accumulators will
contribute to reducing wasteful consumption of natural resources, and
protecting human health and the environment from potential negative
effects caused by hazardous substance in products.
Contact your supplier for information on applicable disposal methods.

Directives: the EMC Directive 2004/108/EC
Standards: [the EMC Directive] EN61326-1:2006

Class B,
Portable test and measurement equipment

J 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.

Q WARNING

This equipment has been tested and found to comply with the limits for a
Class A digital device, pursuant to p art 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 manual, may cause harmful interference to radio
communications.
Operation of this equipment in a residential area is likely to cause
harmful interference in which case the user will be required to correct the
interference at his own expense.

J Korea Certification

Q

J Ta iwan Battery Recycling Mark

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Contents

1 Introduction.......................................................................................... 1

1.1 Items in package .........................................................................1

1.2 Consumable parts sold separately ..............................................1

2 Part Names and Functions ................................................................. 2

3 Handling Precautions.......................................................................... 4

4 Basic Handling..................................................................................... 6

4.1 Inserting/removing batteries ........................................................6

4.2 Attaching/detaching the sensor ...................................................7

4.3 Power ON/OFF ............................................................................8

4.4 Storage ........................................................................................8

4.5 Electrode surface treatment ........................................................8

5 Calibration............................................................................................ 9

5.1 About calibration ..........................................................................9

5.2 One-point calibration .................................................................10

5.3 Two-point calibration .................................................................11

6 Measurement...................................................................................... 12

6.1 Sample setting ...........................................................................12

6.2 Measurement operations ...........................................................14

7 Special Setting Mode......................................................................... 15

7.1 Measurement unit setting ..........................................................16

7.2 Temperature display mode ........................................................17

7.3 Calibration point setting .............................................................18

7.4 Initialization mode ......................................................................19

7.5 Software version display mode ..................................................19

8 Appendix ............................................................................................ 20

8.1 Frequently asked questions .......................................................20

8.2 Specifications ............................................................................22

1

1 Introduction

COMPACT CONDUCTIVITY METER B-771 incorporates HORIBA original
flat sensor and enables accurate measurement of conductivity from a single
drop of a sample.
B-771 can display converted salt concentrations and converted TDS (total
dissolved solids) as well as conductivity.

1.1 Items in package

Note

Before using the sensor for the first time, perform electrode surface
treatment as instructed on page 8.

1.2 Consumable parts sold separately

Meter model B-771

Sensor S070 1
Meter B-771 1
Storage case 1
Batteries CR2032 2
Dedicated standard solutions

Conductivity 1.41 mS/cm

1
Moistening solution 1
Pipette 1
Instruction manual

B-771

1
Quick-start manual 1

Part No. Name Type Application

3200459672 Sensor S070, COND B-771
3200457717

Standard
solutions

Y071L, 1.41 mS/cm B-771 (low conductivity)

3200457718 Y071H, 12.9 mS/cm B-771 (high conductivity)