Excell QW - User Manual

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QW/GW
© Excell Precision Limited 2016. All rights reserved Worldwide.
The information contained herein is the property of Excell Precision Limited and
is supplied without liability for errors or omissions. No part may be reproduced or
used except as authorised by contract or other written permission. The copyright
and the foregoing restriction on reproduction and use extend to all media in
which the information may be embodied.

Excell QW Specifications

General

Brand	Excell
Model	QW
Category	Indicator system
Language	English

Summary

Chapter 1 Introduction

Product Features

Lists key features of the QW/GW Waterproof Indicator, including display, housing, and modes.

Specifications

Details technical specifications such as analogue input, signal range, load cell excitation, and operating temperature.

Product Appearance

Illustrates the physical dimensions and layout of the QW and GW models.

Display Description

Explains the various symbols, indicators, and their meanings on the scale's LCD display.

Power Supply

Describes power supply options, consumption, charging voltage, and low battery warnings.

Keypad Function

Details the function of each key on the indicator's keypad for operation and settings.

Self-Test Mode

Guides users through the self-test modes for internal value, keypad, and firmware version checks.

Error Messages

Lists and explains common error codes that may appear on the indicator display.

Weight Units

Provides conversion factors for various weight units supported by the scale.

Chapter 2 Configurations

General Function Settings

Outlines the workflow for accessing and setting general functions of the indicator.

Auto Backlight Function Setting

Explains how to enable or disable the automatic backlight feature and its behavior.

Auto Power-off Timer Setting

Details the settings for the automatic power-off timer to conserve battery life.

HI;LO;OK Settings

Describes how to configure high, low, and OK limits with audible alarm settings.

Hold Function Settings

Explains various hold modes, including peak hold, stable hold, and animal scale hold.

Auto Unit Weight Averaging Setting

Describes the setting for automatic averaging of unit weights for counting applications.

Foot Switch Settings

Explains how to configure the optional foot switch for functions like ZERO or PRINT.

F Key Function Settings

Details the configuration options for the 'F' key, such as MC, HR, or T-TP functions.

RS232 Serial Interface Settings

Provides an overview of the RS232 serial interface settings and their parameters.

Baud Rate Settings

Guides on selecting the appropriate baud rate for RS232 communication.

Communication Protocol Settings

Explains how to configure communication protocols like N81, E71, or O71 for RS232.

Output Format Settings

Describes the various output data formats available for RS232 transmission.

Continuous Transmission Settings

Details how to enable and configure continuous data transmission via RS232.

Selection of the Continuous Transmission Rate

Allows selection of the transmission rate for continuous data output.

Auto Transmission at Zero

Configures automatic data transmission when the scale is at zero.

Reset Auto Transmission

Allows resetting the auto transmission parameters to default values.

Output Condition Settings

Configures the conditions under which data is outputted (e.g., stable output).

RS232 6;7 Digits Setting

Sets the number of digits (6 or 7) for RS232 data output.

RTC Adjustment

Guides on adjusting the Real-Time Clock (RTC) for date and time settings.

Y;M;D Print Layout Selection

Configures the print layout for date as Year/Month/Day or Day/Month/Year.

RS485 ID Input (Option)

Sets the identification number for RS485 communication.

Line Feed Input

Configures line feed behavior for specific output formats.

Chapter 3 Wireless Connection Instruction (Option)

Step 1: Connect to your device

Guides on enabling wireless and initiating device connection on a computer.

Step 2: Connection test

Explains how to test the wireless connection using HyperTerminal.

Appendix 1 ASCII Code Table

Appendix 2 7-Segment Display Characters

Appendix 3 Wiring Instructions

Load cell wiring method

Details wiring procedures for 4-PIN and 6-PIN load cells to the PCB.

RS232 wiring instruction

Illustrates RS232 connections for PC and printer using 9-PIN and 25-PIN connectors.

RS485 wiring instruction

Provides wiring diagrams for RS485 connections for PC and printer.