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Excell DIGITAL HIGH PRECISION WEIGHING SCALES User Instructions

Digital high precision weighing scales
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EXCELL PRECISION CO., LTD.
DIGITAL HIGH PRECISION
WEIGHING SCALES
USER INSTRUCTIONS
©
Excell Precision Limited 2004. 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.
V1.0
SM2020010426

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Summary of Contents for Excell DIGITAL HIGH PRECISION WEIGHING SCALES

  • Page 1 © Excell Precision Limited 2004. 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.

  • Page 3: Table Of Contents

    EXCELL PRECISION CO., LTD. TABLE OF CONTENTS BEFORE USING THE SCALE...3 PREPARING TO USE THE SCALE...3 INTRODUCTION...4 1. FEATURES ...4 2. SPECIFICATIONS ...5 3. POWER CONSUMPTION...5 4. LOW BATTERY WARNING...5 LCD DISPLAY SYMBOLS ...6 KEYBOARD FUNCTION ...7 OPERATION ...8 1. DISPLAY BACKLIGHT ...8 2.
  • Page 4 EXCELL PRECISION CO., LTD. 2. RELAY OUTPUT ...23 (1) Relay Output...23 (2) Relay Pin Description ...23 (3) Connection Illustration ...23 (4) Power Source Illustration ...24 (5) Connection Setting ...24 V1.0 SM2020010426...

  • Page 5: Before Using The Scale

    3. Keep the scale away from high temperatures and damp conditions. 4. If the scale is not going to be used for some time, please clean it and store it in a plastic bag in dry conditions. A desiccant sachet may be included to prevent moisture build up.

  • Page 6: Introduction

    EXCELL PRECISION CO., LTD. INTRODUCTION 1. FEATURES 1. Dual-weighing units: Kilogram (kg) and pound (lb). 2. Multi-function operation: Full range tare; Pre-tare; Hold function; Net / Gross weight display; Simple counting; Preset weight value and quantity value; Adjustable noise filter setting from 01 ~ 15 ( 15,000 division configuration only);...

  • Page 7: Specifications

    Please note when the recharged. The scale will power off automatically without recharging after the low battery symbol shows upon for 20 to 30 hours (3 to 5 hours if the backlight is active) on the display. As a recommendation, the scale must be fully recharged before operating the scale again.

  • Page 8: Lcd Display Symbols

    EXCELL PRECISION CO., LTD. LCD DISPLAY SYMBOLS HIGH : Preset High Limit Weight Value : The range between Low & High Limit Weight Value : Preset Low Limit Weight Value : “kg” unit : “lb” unit : “COUNTING” mode indicating the number of pieces à0ß...

  • Page 9: Keyboard Function

    EXCELL PRECISION CO., LTD. KEYBOARD FUNCTION UNITS : Units Key to choose the desired unit weight (kg or lb). : Preset High & Low Limit value. : Sample Key to set the sample quantity. : Accumulation Key to add the displayed value into memory.

  • Page 10: Operation

    10 d. The scale will store the totalised weight value after the weight is stable. 2. The scale can totalise positive or negative weight but not both at the same time. The totalised weight store must be reset to zero before it is possible to select positive or negative totalising mode.

  • Page 11: Weight Totalising

    “6” symbol located above (M+) icon will flash on the display. The scale will return to the weighing mode after 3 seconds. The scale will not display the negative sign “-” for negative totalised weight values when recalling an a totalised weight value, but the negative sign “-“ will be printed out (transmitted serially) for each negative weight and negative totalised weight.

  • Page 12: Deduction Of The Container Weight

    Press the symbol will switch off. NOTE: Multiple tare operation pressing the The total tare value (tare value + pre-set tare value) can equal the full capacity of the scale. V1.0 DISPLAY STABLE STABLE STABLE...

  • Page 13: The Weight Of The Container Is Known (Pre-Set Tare)

    VI. Clear the pre-set tare value Press the key followed by pressing the key to clear the pre-set tare value. The scale resets back to zero, and the (Net) symbol and the second “6” icon (PT) will switch off. NOTE: In Tare mode, the Preset tare function is disabled.

  • Page 14: Check Weighing

    EXCELL PRECISION CO., LTD. (4). Check Weighing Press the key to enter the check weighing function. Press the return back to the weighing mode. I. Pre-set the “Low limit value”, “High limit value”, and “the buzzer” operation Press the pressing the...

  • Page 15: Pre-Set The Low Limit Value Only

    EXCELL PRECISION CO., LTD. II. Pre-set the Low limit value only After completing the Low limit value setting, the display shows key to complete the setting, and the display shows When users only pre-set the Low limit value, the buzzer setting is fixed at: III.

  • Page 16: Counting Function

    A sample size of 50 pieces gives a typical count accuracy of 98%. SAMPLE TOO SMALL ( UNIT WEIGHT TOO SMALL ( Under such conditions, the scale can still work, but may result in lower count accuracy. (2). Totalising Refer to the operation of totalising in the weighing function on page 9.

  • Page 17: Configuration Settings

    EXCELL PRECISION CO., LTD. CONFIGURATION SETTINGS Switch on the scale. While the scale is counting backward to zero, press and hold the key until the display shows the software program version number: “ Release the key, the scale enters the configuration setting mode.

  • Page 18: Check-Weighing Configuration

    EXCELL PRECISION CO., LTD. 1. CHECK-WEIGHING CONFIGURATION F8 (Hold) affects access to F4. If F8 is set, access to F4 is denied. Press the ACTION Press the key to enter the check weighing configuration Press the key to enter the low limit value.

  • Page 19: Rs-232 Setting

    EXCELL PRECISION CO., LTD. 2. RS-232 SETTING J1 and J3 on the RS-232 interface are connected together (short), when the RS-232 interface is connected to a computer. J2 and J4 on the RS-232 interface arte connected together (short), when the RS-232 interface is connected to a printer.

  • Page 20: Exit Configuration Settings

    EXCELL PRECISION CO., LTD. 3. EXIT CONFIGURATION SETTINGS Press the key to select the F6 function the display shows DISPLAY ACTION Press the Scale reverts back to the weighing mode V1.0 SM2020010426...

  • Page 21: Rs-232 And Relay Output

    EXCELL PRECISION CO., LTD. RS-232 AND RELAY OUTPUT 1. RS-232 OR SERIAL PRINTER OUTPUT (1) RS-232 (25 Pin ‘D’ type) Pin Description ˙ J1 - J3 SHORT ; J2 - J4 OPEN (default setting) Pin 2 Pin 3 Pin 7 ˙...

  • Page 22: Data Format

    EXCELL PRECISION CO., LTD. (3) Data Format Stable transmission ( Press the key to transmit ( HEAD HEAD HEAD 1 ( 2 BYTES ) OL - Overload , Under load ST - Display is Stable US - Display is Unstable DATA (8 or 9 BYTES) 2D ( HEX ) = “...
  • Page 23 EXCELL PRECISION CO., LTD. Press the key to transmit (simple mode) WT/UNIT ( kg / lb ) - - - - - - - - - - - - - - 0001 1.0000 0002 1.0000 0003 1.0000 0004 1.0000 0005 1.0000...
  • Page 24 EXCELL PRECISION CO., LTD. EZ-2 printing mode transmit (complete mode) TICKET NO .0001 1.000kg 0.000kg 0.000kg 1.000kg (Blank line x 3) TICKET NO .0002 1.000kg 0.000kg 0.000kg 1.000kg (Blank line x 3) TICKET NO .0003 1.000kg 0.000kg 0.000kg 1.000kg (Blank line x 3)

  • Page 25: Connection Illustration

    EXCELL PRECISION CO., LTD. 2. RELAY OUTPUT (1) Relay Output Relay’s function acts as signal output in the check-weighing mode. When an object’s weight value reaches one of the setting points (HI, OK, LOW), the relay outputs a signal through PIN 1, PIN2, or PIN 3. To set the check-weighing configuration by pressing the key (in TW &...

  • Page 26: Power Source Illustration

    EXCELL PRECISION CO., LTD. (4) Power Source Illustration The relay circuit board can be supplied either by the external AC power or internal DC power. • Relay powered by external AC power PIN4 and PIN5 are connected with AC power source; J1 and J2 OPEN ‚...

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