Instruction manual

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1. INTRODUCTION
This manual describes how the FZ-CT/GD and FX-CT/GD series balances work and how to get the
most out of them in terms of performance.
Read this manual thoroughly before using the balance and keep it at hand for future reference.
1-1 About This Manual
This manual consists of the following five parts:
Basic operation ........................ Describes precautions on handling the balance, balance
construction and basic balance operation.
Adapting to the environment.... Describes response adjustment and calibration.
Functions ................................. Describes various functions of the balance.
RS-232C serial interface.......... Describes the interface which transmits data and controls the balance.
Maintenance ............................ Describes maintenance, error codes, troubleshooting,
specifications and options.
1-2 Features
 Compact general-purpose balance, can be installed almost anywhere.
 Casing construction, strong protection against dust and moisture.
 Multiple weighing units with most of the common units used around the world.
The default settings of the unit of weight for the FZ-CT and FX-CT series balance are the
metric carat (ct) and grams (g). The unit can be switched by pressing the MODE key.
The default setting of the unit of weight for the FZ-GD and FX-GD series balance is grams (g).
 Standard RS-232C serial interface to communicate with a computer and to output the Good
Laboratory Practice (GLP) data
 Statistical calculation mode to statistically calculate the weight data, and display or output the
sum, maximum, minimum, range (maximum-minimum), average, standard deviation and
coefficient of variation.
 Comparator Indicators, displaying the comparison results.
 Small breeze break, provided for the FZ-GD series (all models) and FX-120GD/200GD/300GD; and
large breeze break, provided for the FZ-300CT/600CT and FX-300CT/600CT for more
accurate weighing.
 Underhook, provided for suspended weighing.
 Hold Function, provided for weighing a moving object such as an animal.
 As options, the USB interface (FXi-02), the Ethernet interface (Fxi-08) and the built-in battery
unit (Fxi-09) are available.