ISHIDA DACS-W Operation Manual
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ISHIDA DACS-W Operation Manual

ISHIDA DACS-W Operation Manual

Checkweigher
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CHECKWEIGHER
DACS-W
OPERATION MANUAL
• Do not carry out installation, operation, service, or
maintenance until thoroughly understanding the contents of
this manual.
• Keep this manual available at all times for installation,
operation, service, and maintenance.
No.
DAC-146-E

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Summary of Contents for ISHIDA DACS-W

  • Page 1 DAC-146-E CHECKWEIGHER DACS-W OPERATION MANUAL • Do not carry out installation, operation, service, or maintenance until thoroughly understanding the contents of this manual. • Keep this manual available at all times for installation, operation, service, and maintenance.
  • Page 2 You can help improve this manual by calling attention to errors and by recommending improvements. Please convey your comments to the nearest Ishida Company regional representative. Thank you! Copyright (c) 2001 by Ishida Co.,Ltd. All Rights Reserved. No part of this manual may be reproduced in any form, by photocopy...
  • Page 3 2. The copyright for the material in this document is held by Ishida Company Ltd. Accordingly, any disclosure to third parties or unauthorized copying of the diagrams or technical information contained herein is not permitted.
  • Page 4 The measures to be taken for defects whose origin is unclear shall be decided by mutual consultation between both parties. 2. Ishida assumes no responsibility for loss, injury or damage which are the result of unauthorized or unforeseen operational procedures.
  • Page 5 MANUAL OBJECTIVES AND STRUCTURE MANUAL OBJECTIVES AND STRUCTURE This manual is designed to provide users with information on operation, maintenance and inspection procedures of the Ishida checkweigher. The following information is contained in this manual. 1. Safety Considerations Be sure to read and understand all information related to safety contained in this manual before attempting to operate, inspect or service this equipment.
  • Page 6 MANUAL OBJECTIVES AND STRUCTURE 9. Periodic Maintenance Describes the maintenance and inspection procedures required to keep the weighing function in optimum condition. 10.Troubleshooting This chapter describes the causes and countermeasures for machine malfunctions.

  • Page 7: Table Of Contents

    DACS-W INSTRUCTION MANUAL Table of Contents GENERAL TABLE OF CONTENTS 1 SAFETY Summary ........... 1-1 Warning Indications: Types and Definitions .
  • Page 8 DACS-W INSTRUCTION MANUAL Indicator Lamp Functions ........4-4 5 NORMAL OPERATIONS &...
  • Page 9 DACS-W INSTRUCTION MANUAL 6 PRODUCTION Summary ........... 6-1 Emergency Stop &...
  • Page 10 DACS-W INSTRUCTION MANUAL 8.4.2.20Output Signal 4 ON Time ........8-19 8.4.2.21Reject Buzzer ON Time .
  • Page 11 DACS-W INSTRUCTION MANUAL 11.1.3.2Control Pulse..........11-3 11.1.3.3FBC Target Weight .
  • Page 12 DACS-W INSTRUCTION MANUAL 11.4.4 System Configuration ......... . 11-23 11.4.5 Error Message .

  • Page 13: Safety

    1 SAFETY Summary ........1-1 Warning Indications: Types and Definitions ..1-2 General Precautions to be Observed .
  • Page 15 • • • • If there are any unclear points or questions concerning the information contained in this manual, please contact Ishida installation personnel or your nearest Ishida representative before proceeding.

  • Page 16: Warning Indications: Types And Definitions

    1 SAFETY DACS-W Operation Manual 1.2 Warning Indications: Types and Definitions The warning indications contained in this manual, as well the indications on the labels attached to the machine, are ranked into three categories according to the level of hazard involved.

  • Page 17: General Precautions To Be Observed

    DACS-W Operation Manual 1 SAFETY 1.3 General Precautions to be Observed This section describes the general safety precautions which must be observed when handling this equipment. • All electrical work for the installation site must be performed by licensed electrical contractors.
  • Page 18 1 SAFETY DACS-W Operation Manual • Make sure to use the power supply specified in the checkweigher specification sheet or plate. If incorrect power supply is used, equipment damage may result. • Do not apply excessive pressure to the power cord by placing this equipment or any objects on it.

  • Page 19: Special Safety Precautions

    DACS-W Operation Manual 1 SAFETY 1.4 Special Safety Precautions This section describes special safety precautions for this equipment which, in addition to the previously mentioned precautions, should be carefully observed. • Before cleaning the equipment, shut off and lock the main power switch.

  • Page 20: Warning Labels

    Do not use organic solvents or gasoline. • Labels must be replaced if they are damaged, peeled or illegible. For this, please contact your local Ishida Service representative. 1.5.2 Warning Label Location The diagram below shows the location of the warning label.

  • Page 21: Drive Power Shutdown And Indication

    DACS-W Operation Manual 1 SAFETY 1.6 Drive Power Shutdown and Indication Before performing maintenance or inspection, electrical power should be shutdown to ensure the safety of personnel. Also, to prevent other personnel from starting operation while this work is being performed, a tag clearly indicating that maintenance work is in progress should be prepared and posted on the power shutdown device.
  • Page 22 1 SAFETY DACS-W Operation Manual...

  • Page 23: Introduction

    2 INTRODUCTION Summary ........2-1 Terminology ....... 2-2 Model Specifications .
  • Page 25 DACS-W Operation Manual 2 INTRODUCTION 2 INTRODUCTION 2.1 Summary This chapter describes the special terminology used in this manual, installation specifications, configurations, operation outlines, classification, and reject directions.

  • Page 26: Terminology

    2 INTRODUCTION DACS-W Operation Manual 2.2 Terminology Some of the special terms used in this manual are explained below. Table 2-1 Terminology Term Definition Product The article which is being checkweighed. Packer The upstream equipment feeds product to the checkweigher.

  • Page 27: Main Components

    DACS-W Operation Manual 2 INTRODUCTION 2.4 Main Components PRINTER (OPTION) DISPLAY UNIT REJECTOR DEVICE (OPTION) OPERATION PANEL POWER SWITCH PHOTO SWITCH INFEED CONVEYOR WEIGH CONVEYOR Figure 2-1 External View...

  • Page 28: Unit Descriptions

    2 INTRODUCTION DACS-W Operation Manual 2.5 Unit Descriptions Table 2-3 Explanation of Components Unit Functional Description Infeed Conveyor Conveys product to the weigh conveyor. Photo Switch Detects product on the weigh conveyor. Weigh Conveyor Weighs the product on the weigh conveyor.

  • Page 29: Operation Outline

    DACS-W Operation Manual 2 INTRODUCTION 2.6 Operation Outline This section describes a chain of operations from the time product is infed to the infeed conveyor, to the time it is weighed and discharged. REJECTOR DEVICE (OPTION) PHOTO SWITCH INFEED CONVEYOR...
  • Page 30 2 INTRODUCTION DACS-W Operation Manual...

  • Page 31: Installation

    3 INSTALLATION Summary ........3-1 Installation Location & Environment... . 3-2 Power Source Connection .
  • Page 33 This chapter provides information on the correct methods of installing the weigher. Before attempting to shift this equipment, contact the distributor where the equipment was purchased or an Ishida Service representative. Unstable equipment may result in inaccurate weighing. For this reason, make...

  • Page 34: Installation Location & Environment

    • • • • Voltages should not vary more than ± ± ± ± 10% under load. Two types of DACS-W electrical specifications are available: AC100V and AC200V. Check the rating plate attached to the side of the RCU to confirm specification type.

  • Page 35: Remote Control Unit

    4 REMOTE CONTROL UNIT Summary ........4-1 Operation Panel.
  • Page 37 DACS-W Operation Manual 4 REMOTE CONTROL UNIT 4 REMOTE CONTROL UNIT 4.1 Summary This chapter describes the components and functions of the operation panel unit (RCU). Be sure to read this chapter carefully before attempting operation. For information on operation procedures please refer to Chapter 6.

  • Page 38: Operation Panel

    4 REMOTE CONTROL UNIT DACS-W Operation Manual 4.2 Operation Panel SELECT →0← ITEM OVER DYNAMIC CALIBRATE EXIT PROPER CONVEYOR INFO ▲ UNDER ENTER PRINT ▼ DIGITAL  AUTOMATIC  CHECKING  SYSTEM Figure 4-1 Operation Panel...

  • Page 39: Key Functions

    DACS-W Operation Manual 4 REMOTE CONTROL UNIT 4.3 Key Functions Operation panel key functions are described in the table below. Table 4-1 Key and Functions Function [START] key When checkweigher is in pause status, starts operation. [STOP] key When checkweigher is in operation, stops operation.

  • Page 40: Indicator Lamp Functions

    4 REMOTE CONTROL UNIT DACS-W Operation Manual 4.4 Indicator Lamp Functions Indicator lamp functions are described in the table below. Table 4-2 Indicator and Functions Indicator Function OVER Lights when product is overweight. PROPER Lights when product is proper weight.
  • Page 41 5 NORMAL OPERATIONS & FUNCTIONS Summary ........5-1 Data Entry .
  • Page 42 5.6.2.6 Batch: Total Count ..... . . 5-29 5.6.2.7 Auto Lots Total Time ..... 5-30 5.6.3 Span Adjustment .

  • Page 43: Normal Operations & Functions

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5 NORMAL OPERATIONS & FUNCTIONS 5.1 Summary This chapter describes procedures for setting parameters and functions for daily operation. • • • • Please refer to Chapter "6 PRODUCTION" for more information on daily production procedures.

  • Page 44: Data Entry

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.2 Data Entry Numeric data, alphanumeric characters and symbols are entered via the operation panel. To enter data, proceed as described below. 5.2.1 Data Entry Procedure 1. Call up the menu for the data to be entered.

  • Page 45: Operational Levels

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.3 Operational Levels Weigher Operation is divided into three access levels : the Operator Level, Site Engineer Level and Installation Engineer Level. Table 5-1 shows how these levels are distinguished. A password is necessary to enter the Site Engineer and Installation Engineer Levels.
  • Page 46 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual OPERATOR LEVEL ZERO PRESET SET UP ACCESS LEVEL CHANGE PAUSE/BAR GRAPH DISPLAY INFO WEIGHT VALUE ZOOM TOTAL COUNT ZOOM ACTUAL SPEED ZOOM HISTOGRAM DISPLAY X-BAR CHART DISPLAY LAST 27 WEIGHT DATA DISPLAY...
  • Page 47 DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS Table 5-2 Operator Level Function Display Function Zero Adjustment Executes zero adjustment. [See "5.5.1 Zero Adjustment"] →0← Preset (Call Up the Preset Sets preset No. [See "5.5.2 Preset Setting"] Number) Access Level Change For changing access level.
  • Page 48 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual REFERENCE SITE ENGINEER LEVEL WEIGHT * * * 1, 2, 3 are available as options. 1 Function available when a individual OPERATOR UPPER LIMIT metal detector is connected. LEVEL (not operational when a metal detector...
  • Page 49 DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS Table 5-3 Site Engineer Level Functions (1) Display Function Preset Reference Weight Sets reference weight. [See "5.6.1.1 Reference Weight"] Upper Limit + The maximum weight which will be judged as a proper pack. Entered as the amount of difference above the Reference Weight value.
  • Page 50 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual Table 5-4 Site Engineer Level Functions (2) Display Function Preset Over Weight Accept Sets when overweight items are to be judged as proper weight items. [See "5.6.1.8 Over Weight Accept"] Metal Detection Sets the rejector to reject packs with metal detected in them.

  • Page 51: Access Level Change

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.4 Access Level Change After the pre-production procedure (refer to "6.3 Outline of Production Sequence") is completed, the Operator level is automatically displayed on the RCU. A password is required to change from the Operator level to the Site Engineer level.

  • Page 52: Changing To The Site Engineer Level

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.4.2 Changing to the Site Engineer Level To access the Site Engineer level from another level, follow the procedure shown below. The Site Engineer level password is required to execute this procedure.

  • Page 53: Operator Level Functions

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.5 Operator Level Functions This section contains instructions for operating the Operator Level (Level 0) functions used for daily production. 5.5.1 Zero Adjustment Zero adjustment sets the initial zero point of the load cell (weigh unit) mechanism without product. Zero adjustment is performed at the beginning of the day and during product changeover, when span adjustment is performed and when a Zero error occurs to ensure checkweighing precision.

  • Page 54: Preset Setting

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.5.2 Preset Setting Preset parameters (presets) which have been entered previously in the Site Engineer level can be called up in the Operator level. [See "5.6.1 Preset Setting"] Follow the procedure outlined below to call up a preset.

  • Page 55: Data Displays

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.5.4 Data Displays This item is used to change the display in the Standby/Product menu. Weight Value Zoom, Total Count Zoom, Actual Speed Zoom, Histogram Display, X-Bar Chart Display, last 27 Weight Data Display and Bar Graph Display can be viewed in the Operator mode during production.

  • Page 56: Print

    DACS-W Operation Manual 5.5.5 Print The following functions are available with the DACS-W printer option: Current Batch Total, Current Log Total, All Lot Totals, Pack Weight Log, Preset Description, Paper Pass, End Print Job, Clear Batch Totals, and Clear All Totals (see "5.5.5.2 Printer").

  • Page 57: Printer

    End Print Job EXIT 4. Press Clear Batch Totals Clear All Totals The Production Standby menu returns. Figure 5-27 Print Menu (3) 5.5.5.3 Print Sample The format of the DACS-W All Lot Totals and Pack Weight Log printouts are shown below. 5-15...
  • Page 58 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual Number of packs in each zone is 97.5 represented by the 98.0 histogram-type graph. 98.5 99.0 XXXX*8 99.5 XXXX*XX0 Pack count 100.0 XXXX*XX3 100.5 XXXX*XX1 101.0 XXXX1 101.5 102.0 102.5 W eight 103.0...

  • Page 59: Site Engineer Level Functions

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.6 Site Engineer Level Functions This section explains the procedures for operating the Site Engineer Level functions. 5.6.1 Preset Setting The preset setting function is used to set the required weighing parameters prior to starting production.

  • Page 60: Upper Limit

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5. Enter the Reference Weight value. [Preset] No. 2 The entered Reference Weight is displayed * Reference Weight 100.0 and Reference Weight setting is complete. * Upper Limit + * Lower Limit - Figure 5-32 Preset Menu 5.6.1.2...

  • Page 61: Product Length

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 1. Call up the Preset menu. [Preset] No. 2 * Reference Weight 100.0 ENTER ▼ 2. Press to scroll the cursor to "Lower Limit * Upper Limit + -". * Lower Limit - 3.

  • Page 62: Product Code

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual ENTER ▲ Entered Character (Number) ▼ 4. Press to align cursor with desired characters or numbers. [Product Name] 0 1 2 3 4 5 6 7 8 9 A B C D E F...

  • Page 63: Timing Setting

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.6.1.7 Timing Setting The Timing Setting menu is used to adjust operational timing for checkweigher components to achieve a smooth flow of product across the conveyors. There are 12 setting items in this menu.

  • Page 64: Over Weight Accept

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.6.1.8 Over Weight Accept This item is set to ON when overweight packs are to be judged as proper weight. When Over Weight Accept is enabled, overweight items are included in the totals for allowable packs.

  • Page 65: Preset Tare

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.6.1.10 Preset Tare This item is used to check net weight of product by tare (weight of the container, package etc.) subtraction. This item will not be displayed on the Preset menu if the Tare Subtraction item is set to OFF in the System Configuration menu of the Installation Engineer level.
  • Page 66 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 1. Call up the Preset menu. [Preset] No. 2 Metal Detection Metal ENTER ▼ 2. Press to scroll the cursor to "Dynamic Preset Tare 10.0 Calibration". Dynamic Calibration SELECT 3. Press ITEM...

  • Page 67: Continuous N/G Count

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 7. Remove the product from the weigh conveyor. [Dynamic Calibration] Remove product then press 8. Press [START] key. Conveyor will start: The weigh conveyor starts. The Dynamic Calibration menu (3) appears. Figure 5-54 Dynamic Calibration Menu (2) 9.

  • Page 68: Statistics And Print Setting

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.6.2 Statistics and Print Setting Weigh data statistics and their parameters are set in the Statistics and Print Setting menu. The following nine items are accessed: Total Items, Auto Printout, Batch Analysis, Batch Column Auto Printout, Batch Total Time, Batch Total Count, Auto Lots Total Time, Clear Batch Totals and Clear All Totals.

  • Page 69: Auto Printout

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS Clear All Lots Totals 8:00 Operation Start 8:00 Time: (For Batch Column Auto Printout of Batch Analysis) 8:00~9:00 Batch Analysis 9:00 Run Preset #3 Batch Column Auto Printout 9:00~10:00 Batch Analysis 10:00...

  • Page 70: Batch Analysis

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 1. Call up the Statistics & Print Setting menu. [Statistics & Print Setting] Total Items Accept ENTER ▼ 2. Press to scroll the cursor to Auto Printout. Auto Printout Batch Analysis Time...

  • Page 71: Batch: Total Time

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 1. Call up the Statistics & Print Setting menu. [Statistics & Print Setting] Auto Printout ENTER ▼ 2. Press to scroll the cursor to Batch Column Batch Analysis Accept Count auto printout.

  • Page 72: Auto Lots Total Time

    5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 5.6.2.7 Auto Lots Total Time This item is only in effect when the optional printer is installed. When this item is set, all lot totals are automatically printed out at the scheduled time. When printing is completed, Clear All Totals is performed.

  • Page 73: Span Adjustment

    DACS-W Operation Manual 5 NORMAL OPERATIONS & FUNCTIONS 5.6.3 Span Adjustment Span Adjustment is performed by placing a span weight in the center of the weigh conveyor so that the weighing mechanism can register the weight as a reference point so ensure weighing accuracy. This checkweigher uses span weights of 300g and 1kg.
  • Page 74 5 NORMAL OPERATIONS & FUNCTIONS DACS-W Operation Manual 8. Remove the span weight from the weigh [Span Adjustment] conveyor. Span adjustment completed. 9. Reattach the wind cover. Remove span adjustment weight then press [EXIT] key. EXIT 10. Press Figure 5-76 Span Adjustment in Completed Menu The Setup Menu appears.
  • Page 75 6 PRODUCTION Summary ........6-1 Emergency Stop & Restart....6-2 Outline of Production Sequence .

  • Page 77: Production

    DACS-W Operation Manual 6 PRODUCTION 6 PRODUCTION 6.1 Summary This chapter provides an outline of operations, emergency stop procedures, pre-operation preparation, and the end production sequence.

  • Page 78: Production

    6 PRODUCTION DACS-W Operation Manual 6.2 Emergency Stop & Restart Emergency Stop and restart procedures are described below. Do not power off the checkweigher during production except when emergency stop is required. <Emergency Stop> 1. Turn off the main power switch .

  • Page 79: Outline Of Production Sequence

    DACS-W Operation Manual 6 PRODUCTION 6.3 Outline of Production Sequence An outline of production operation is shown below. Refer to Section 6.4 for details of pre-production procedures. Pre-startup Inspection [See 9.2.1] Pre-production [See 6.4] If preset has been set beforehand For new preset Preset No.

  • Page 80: Pre-Production Procedure

    6 PRODUCTION DACS-W Operation Manual 6.4 Pre-Production Procedure Before starting production, perform the following procedure. Weighing operations can begin when this procedure is completed. • • • • Before performing the pre-production, check the checklist described in 9.2.1. • • • •...

  • Page 81: Checkweigher Production

    DACS-W Operation Manual 6 PRODUCTION 6.5 Checkweigher Production 6.5.1 Preset For a new product, set the weighing parameter of the product. (See 5.6.1) When the preset of the product has been set beforehand, follow the procedure shown below to select preset No.

  • Page 82: Production Start And Stop

    6 PRODUCTION DACS-W Operation Manual 6.5.2 Production Start and Stop 1. On the production standby menu, press STOP KEY START KEY The START lamp (green) lights and the checkweigher starts production. 2. Place one product pack on the infeed conveyor.
  • Page 83 DACS-W Operation Manual 6 PRODUCTION 1. Press START KEY STOP KEY The START lamp goes out and production stops. 2. Remove the product from the weigh conveyor. 3. Confirm that the [0] is displayed. When [0] is not displayed, perform Zero Adjustment.

  • Page 84: End Production

    6 PRODUCTION DACS-W Operation Manual 6.6 End Production When weighing operations are complete for the day, end production by the following procedure. 1. Turn off the main power switch. The RCU display goes blank. MAIN POWER SWITCH Figure 6-11 Main Power Switch...

  • Page 85: Cleanup Procedures

    7 CLEANUP PROCEDURES Summary ........7-1 RCU Cleaning ......7-2 Weigh and Infeed Conveyor Cleaning .
  • Page 87 DACS-W Operation Manual 7 CLEANUP PROCEDURES 7 CLEANUP PROCEDURES 7.1 Summary This chapter describes procedures for cleaning weigher components. The method of cleaning should be adapted to product characteristics. • • • • Before starting to clean, operators should be sure to turn off the main power switch, lock the switch and retain the key.

  • Page 88: Rcu Cleaning

    7 CLEANUP PROCEDURES DACS-W Operation Manual 7.2 RCU Cleaning • • • • When cleaning the display screen, do not excessive pressure or use adhesive tape to remove dirt. • • • • Do not clean the RCU screen with thinner, benzene or other organic solvents.

  • Page 89: Weigh And Infeed Conveyor Cleaning

    DACS-W Operation Manual 7 CLEANUP PROCEDURES 7.3 Weigh and Infeed Conveyor Cleaning • • • • When removing or mounting the weigh conveyor, do not apply excessive force which may damage the load cell. 1. Lift up and remove the wind cover.
  • Page 90 7 CLEANUP PROCEDURES DACS-W Operation Manual...

  • Page 91: Additional Functions

    8 ADDITIONAL FUNCTIONS Summary ........8-1 Installation Engineer Level Functional Configuration. .
  • Page 92 8.4.5.2 Time Setting ......8-27 8.4.6 Password Setting......8-28 8.4.6.1 Site Engineer Level (Level 1) Password Setting 8-28 8.4.6.2...
  • Page 93 DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8 ADDITIONAL FUNCTIONS 8.1 Summary This chapter describes the Installation Engineer Level procedures not normally used during daily production. This procedure is used mainly by Ishida Service representatives to install the checkweigher.

  • Page 94: Installation Engineer Level Functional Configuration

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8.2 Installation Engineer Level Functional Configuration In addition to the functions included in the Operator and Site Engineer levels, the Installation Engineer levels includes the following items. *1 These functions are available when a metal detector is connected.
  • Page 95 DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS Figure 8-2 Installation Engineer Level Functional Configuration (2)
  • Page 96 8 ADDITIONAL FUNCTIONS DACS-W Operation Manual Table 8-1 Installation Engineer Level Functions (1) Display Function Statistics and Span Adjustment Print Prints span adjustment records (for equipment with printers) Print Setting See "8.4.1 Span Adjustment Print" Reject Setting Proper Wt. Rej. Dir.
  • Page 97 DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS Table 8-2 Installation Engineer Level Functions (2) Display Function Reject Setting Output Signal 1 ON Time Defines length of time Output Signal 1 is output. (Setting range: 0- 29999ms) When value is set to 30000ms, the signal will be output continuously.
  • Page 98 8 ADDITIONAL FUNCTIONS DACS-W Operation Manual Table 8-3 Installation Engineer Level Functions (3) Display Function System Dynamic Calibration Set to ON when Dynamic Calibration is used. Configuration [See "8.4.3.6 Dynamic Calibration"] Preset No. Memorize Defines whether the Preset No. is to be memorized and automatically set at next power up.

  • Page 99: Changing To The Installation Engineer Level

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.3 Changing to the Installation Engineer Level A password is required to access the Installation Engineer Level from the Operator or Site Engineer Levels. To enter this level follow the procedure shown below. [Setup Menu] 1.

  • Page 100: Installation Engineer Level Functions

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8.4 Installation Engineer Level Functions This section contains instructions for operating the Installation Engineer Level (Level 2) functions. 8.4.1 Span Adjustment Print The Span Adjustment records can be printed for equipment with printer. Follow the procedure shown below to operate Span Adjustment Print.

  • Page 101: Over Weight Reject Direction

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 1. Call up the Level 2 Setup Menu. (See "5.4.2 [Setup Menu] Changing to the Site Engineer Level") Statistics & Print Setting Span Adjustment ENTER ▲ ▼ 2. Press to align the cursor with Reject Setting "Reject Setting".

  • Page 102: Under Weight Reject Direction

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8.4.2.3 Under Weight Reject Direction This item defines which direction underweight packs are diverted. Follow this procedure to set parameter. 1. Display the Reject Setting menu. [Reject Setting] Proper Wt. Rej. Dir. Center ENTER ▲...

  • Page 103: External 1 Reject Direction

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.2.5 External 1 Reject Direction This item defines which direction packs are diverted when there is external signal input from External unit 1. When external input signals are not used, this item is left unset.

  • Page 104: Zero Error Reject Direction

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8.4.2.7 Zero Error Reject Direction This item defines which direction packs are diverted when zero error occurs. Follow this procedure to set parameter. 1. Display the Reject Setting menu. [Reject Setting] Ext.1 Rej. Direction...

  • Page 105: Proper Weight Output Signal

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.2.9 Proper Weight Output Signal This item sets the output signal which is output when proper packs are passed. Follow this procedure to set the signal parameter. 1. Display the Reject Setting menu. [Reject Setting] Zero Error Reject Dir.

  • Page 106: Under Weight Output Signal

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Display the Reject Setting menu. [Reject Setting] Double Item Rej. Dir. Left ENTER ▲ ▼ 2. Press to align the cursor with Proper Weight Signal "Over Weight Signal". Over Weight Signal SELECT 3. Press...

  • Page 107: Metal Detection Output Signal

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.2.12 Metal Detection Output Signal This item sets the output signal which is output when metal detected packs are passed. Follow this procedure to set the signal parameter. 1. Display the Reject Setting menu.

  • Page 108: External 2 Output Signal

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Display the Reject Setting menu. [Reject Setting] Under Weight Signal ENTER ▲ ▼ 2. Press to align the cursor with Metal Detection Signal "Ext.1 Output Signal". Ext.1 Output Signal SELECT 3. Press ITEM Figure 8-34 Reject Setting Menu The Ext.1 Output Signal menu appears.

  • Page 109: Zero Error Output Signal

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.2.15 Zero Error Output Signal This item sets the signal to output when an item is rejected due to zero error occurrence. Follow this procedure to set the signal parameter. 1. Display the Reject Setting menu.

  • Page 110: Output Signal 1 On Time

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Display the Reject Setting menu. [Reject Setting] Ext.2 Output Signal ENTER ▲ ▼ 2. Press to align the cursor with Zero Error Signal "Double Item Signal". Dobule Item Signal SELECT 3. Press ITEM Figure 8-40 Reject Setting Menu The Double Item Signal menu appears.

  • Page 111: Output Signal 3 On Time

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 1. Display the Reject Setting menu. [Reject Setting] Dobule Item Signal ENTER ▲ ▼ 2. Press to align the cursor with Output Signal 1 ON Time 200 ms "Output Signal 2 ON Time". Output Signal 2 ON Time 0 ms 3.

  • Page 112: Continuous N/G Stop

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Display the Reject Setting menu. [Reject Setting] Output Signal 3 ON Time 0 ms ENTER ▲ ▼ 2. Press to align the cursor with Output Signal 4 ON Time 0 ms "Reject Buzzer ON Time".

  • Page 113: System Configuration Setting

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 1. Display the Reject Setting menu. [Reject Setting] Reject Buzzer ON Time 0 ms ENTER ▲ ▼ 2. Press to align the cursor with Continuous N/G Stop "Cont. N/G Output Sig.". Cont. N/G Output Sig.

  • Page 114: Metal Detection

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Call up the Level 2 Setup Menu. [Setup Menu] Span Adjustment ENTER ▲ ▼ 2. Press to align the cursor with Reject Setting "System Configuration". System Configuration SELECT 3. Press ITEM Figure 8-51 Setup Menu (Level 2) The System Configuration menu appears.

  • Page 115: Printer

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.3.3 Printer This item is used to set whether an optional printer is installed or not. Setting is perfor med as described below. 1. Display the System Configuration menu. [System Configuration] Weight Display Absolute Value ENTER ▲...

  • Page 116: Tare Subtraction

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8.4.3.5 Tare Subtraction This parameter is set to ON when Tare Subtraction is to be used. Setting is performed as described below. 1. Display the System Configuration menu. [System Configuration] Reject Device Integrated ENTER ▲...

  • Page 117: Preset Number Memorize

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.3.7 Preset Number Memorize This item sets whether preset number is memorized or not. Setting is performed as described below. 1. Display the System Configuration menu. [System Configuration] Tare Subtraction ENTER ▲ ▼ 2. Press...

  • Page 118: Date And Time Setting

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 1. Call up the Level 2 Setup Menu. [Setup Menu] Reject Setting ENTER ▲ ▼ 2. Press to align the cursor with System Configuration "Preset Copy". Preset Copy SELECT 3. Press ITEM Figure 8-68 Setup Menu (Level 2) The Preset Copy menu appears.

  • Page 119: Date Setting

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS 8.4.5.1 Date Setting Set this parameter as described below. 1. Call up the Level 2 Setup Menu. [Setup Menu] System Configuration ENTER ▲ ▼ 2. Press to align the cursor with Preset Copy "Date/Time Setting".

  • Page 120: Password Setting

    8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 4. Align the cursor with "Time Setting" and Press [Date/Time Setting] SELECT ITEM Date Setting 199-08-30 Time Setting 10:30 The Time Setting menu appears. Figure 8-76 Date/Time Setting Menu 5. Enter the hour (2 digits), minute (2 digits) and [Time Setting] second (2 digits).

  • Page 121: Installation Engineer Level (Level 2) Password Setting

    DACS-W Operation Manual 8 ADDITIONAL FUNCTIONS SELECT [Level 1&2 Passwords Setting] 4. Press ITEM Level 1 Password Setting The Level 1 Password Setting menu appears. Level 2 Password Setting Figure 8-79 Level 1&2 Passwords Setting Menu 5. Enter the new password (Up to 12 characters) [Level 1 Password Setting] via the ten-key pad.
  • Page 122 8 ADDITIONAL FUNCTIONS DACS-W Operation Manual 8-30...

  • Page 123: Periodic Maintenance

    9 PERIODIC MAINTENANCE Summary ........9-1 Daily Inspection......9-2 9.2.1 Pre-Startup Inspection .
  • Page 125 DACS-W Operation Manual 9 PERIODIC MAINTENANCE 9 PERIODIC MAINTENANCE 9.1 Summary This chapter explains the maintenance and inspection procedures required to maintain the checkweigher in optimum operating condition. • • • • When performing maintenance or inspection, be sure to post a sign stating...

  • Page 126: Daily Inspection

    9 PERIODIC MAINTENANCE DACS-W Operation Manual 9.2 Daily Inspection 9.2.1 Pre-Startup Inspection Before starting production, perform the inspection procedure described below. • • • • Always turn off the power switch before performing inspection. Table 9-1 Pre-startup Inspection Checklist Inspection Item...

  • Page 127: Maintenance And Inspection Procedures

    DACS-W Operation Manual 9 PERIODIC MAINTENANCE 9.4 Maintenance and Inspection Procedures 9.4.1 Printer Paper Replacement When the printer paper is depleted, the message appears on the RCU display indicating "Printer no paper". To replace the roll, proceed as shown below.
  • Page 128 9 PERIODIC MAINTENANCE DACS-W Operation Manual 4. Press open the roll holder clips and remove the empty roll core. 5. Load a new roll, making sure that it is properly inserted as shown to the right. CLIPS Figure 9-3 Paper Roll Loading 6.

  • Page 129: Belt Tension Adjustment

    DACS-W Operation Manual 9 PERIODIC MAINTENANCE 9. Close the printer cover. 10. Slide the fastener back up. 11. Advance the paper. (See 5.5.5.2) Printer paper replacement is complete. Figure 9-6 Printer External View 9.4.2 Belt Tension Adjustment Weigh and infeed conveyor belt tension is adjusted by adjustment bolts as described below.

  • Page 130: Fuse Replacement

    9 PERIODIC MAINTENANCE DACS-W Operation Manual 3. Press START KEY The conveyor starts. SELECT →0← ITEM OVER DYNAMIC CALIBRATE EXIT PROPER CONVEYOR INFO ▲ UNDER ENTER PRINT ▼ DIGITAL  AUTOMATIC  CHECKING  SYSTEM Figure 9-8 operation panel 4. Check that the belt is correctly aligned in the center of the conveyor.
  • Page 131 DACS-W Operation Manual 9 PERIODIC MAINTENANCE • • • • Turn the power switch off, lock the switch and retain the key. • • • • Before starting maintenance work, wait 3 minutes after turning power off. 1. Remove the cover from the rear of the RCU base.

  • Page 132: Replacing Battery For Memory Backup

    → Should the low battery voltage message appear again, it can be assumed that the cause was due to the end of battery life. Contact your nearest Ishida representative or the Ishida Service Center for replacing battery for memory back up.
  • Page 133 DACS-W Operation Manual 9 PERIODIC MAINTENANCE In"Low Voltage Battery"menu, the following message appears after pressing the EXIT key. *[Preset Data Error] * Press [EXIT] key. Figure 9-13 Preset Data Error Menu When this message appears, it is necessary to re-enter preset settings. However, when battery life has ended, the preset settings will be lost if power is cut.
  • Page 134 9 PERIODIC MAINTENANCE DACS-W Operation Manual 9-10...

  • Page 135: Troubleshooting

    10 TROUBLESHOOTING 10.1 Summary ....... . . 10-1 10.2 Error Message Handling..... 10-2 10.3 Equipment Malfunction .
  • Page 137 This chapter describes how to determine the causes of equipment malfunction and to restore proper function. If the suggested countermeasures are ineffective, please contact an Ishida Service representative. • • • • Do not touch or come into contact with any charged electrical components.

  • Page 138: Error Message Handling

    10 TROUBLESHOOTING DACS-W Operation Manual 10.2 Error Message Handling When an error occurs, the message will appear on the display screen of the RCU. If the message is displayed, follow this procedure. EXIT 1. Press 2. Carry out the countermeasure recommended below.
  • Page 139 DACS-W Operation Manual 10 TROUBLESHOOTING Table 10-2 Error Displays (2) (Continued) Error Message Causes Countermeasures Power Error Fuse is blown. Replace blown fuse. [See 9.4.3 Fuse Replacement] Occurs when the power supply to the conveyor motor, rejectors etc. is interrupted.

  • Page 140: Equipment Malfunction

    Status Probable Causes Countermeasures When the power switch is turned on, Defective board in RCU or wiring Contact an Ishida Service representative. no initial display appears. disconnection. The initial display appears, but no Defective board in the body or wiring other displays can be called up.
  • Page 141 11 OPTION 11.1 DIRECT FEEDBACK CONTROL(PULSE SIGNAL) 11-1 11.1.1 Overview ........11-1 11.1.2 Status Display .
  • Page 142 11.4 INDIRECT FEEDBACK CONTROL(PULSE OUTPUT) ......... . .11-17 11.4.1 Overview .

  • Page 143: Direct Feedback Control(Pulse Signal)

    Auger Run signal to stop filling. The DACS-W checks the weight of the filled packs and judges whether the quantity is excessive or insufficient. Based on this, the prescribed pulse count is increased or decreased to regulate auger filler output.

  • Page 144: Status Display

    11 OPTION DACS-W Operation Manual 11.1.2Status Display A display showing FBC status for FBC option specifications was added and is accessed through the status display sequence. To access this display continue pressing the INFO key until the FBC Status Display appears.

  • Page 145: 3Fbc Target Weight

    DACS-W Operation Manual 11 OPTION 1=ON: Auger filler is controlled by a pulse count continuously reset according to weighing results. To set FBC follow the procedures listed below. 1. Call up the Preset Setting menu. [FBC Setting] ENTER ▼ 2. Press...

  • Page 146: 4Sample Range

    11 OPTION DACS-W Operation Manual 1. Call up the FBC Setting menu. [FBC Setting] ENTER ▼ 2. Press and move the cursor to FBC Target * Control Pulse * FBC Target Wt. 250.0 g 3. Set value via ten-keys. Figure 11-8 FBC Setting Menu The setting for FBC Target Weight is complete.

  • Page 147: 7Fbc Unused Range

    DACS-W Operation Manual 11 OPTION 1. Call up the FBC Setting menu. [FBC Setting] * Sample Range + 100.0 g ENTER ▼ 2. Press and move the cursor to FBC * Sample Range - 100.0 g Unused Range +. * FBC Unused Range + 1.0 g...

  • Page 148: 10Fb

    11 OPTION DACS-W Operation Manual 1. Call up the FBC Setting menu. [FBC Setting] * FBC Unused Range - 1.0 g ENTER ▼ 2. Press and move the cursor to Sample * Sample Count Interval. * Sample Interval 3. Set value via ten-keys.

  • Page 149: System Configuration

    OUTPUT) 11.2.1Overview This chapter describes the function and operation of DACS-W Indirect Feedback Control (trend output) which is used for interlock operation with certain types of auger fillers. The displays and settings described here are available when the Feedback Control (System Configuration Menu) is activated.

  • Page 150: Status Display

    Auger Run signal to stop filling. The DACS-W checks the weight of the filled packs and judges whether the quantity is excessive or insufficient. Based on this, the prescribed pulse count is increased or decreased to regulate auger filler output.

  • Page 151: Preset Parameters

    DACS-W Operation Manual 11 OPTION INFO 10.0 g Tare 1. Press repeatedly until the FBC status -3.2 g * FBC Mean Wt. Dev. appears: * FBC WEIGHT VALUE ZOOM → TOTAL COUNT ZOOM → ACTUAL SPEED ZOOM → HISTOGRAM DISPLAY → X-BAR Figure 11-20 Ready Status Display CHART DISPLAY →...

  • Page 152: 2Fbc Target Weight

    11 OPTION DACS-W Operation Manual 1. Call up the FBC Setting menu. [FBC Setting] ENTER ▼ 2. Press and move the cursor to FBC * FBC Target Wt. 250.0 g Setting. * Sampling Range + 100.0 g SELECT 3. Press...

  • Page 153: 4Sample Range

    DACS-W Operation Manual 11 OPTION 11.2.3.4 Sample Range - This defines the minimum pack weight below which the pack will not be included in the sampling. To set Sampling Range - follow the procedures listed below. 1. Call up the FBC Setting menu.

  • Page 154: 9Trend Signal On Time

    11 OPTION DACS-W Operation Manual 11.2.3.7 Sample Count This defines the number of packs from which to derive the average value. To set Sample Count follow the procedures listed below. 1. Call up the FBC Setting menu. [FBC Setting] * FBC Unused Range - 1.0 g...

  • Page 155: System Configuration

    MESSAGE CAUSE COUNTERMEASURE FBC Error Connection error with FBC board. This Contact an Ishida Service representative. message appears when the +24VDC power to the FBC goes out. 11.3 FLOATING REF. WT. REVISION 11.3.1Overview Floating Reference Weight Revision functions as follows. When fluctuations in the average weight of product are relatively large, the reference weight is revised to equal the average weight of each pack as it is weighed.
  • Page 156 11 OPTION DACS-W Operation Manual PROPER WT. PACK NUMBERS (e.g. Pack 6 ... Number 1 is the 1st proper weight product to be checkweighed) Average weight of proper weight Pack Numbers 1, 2 and 3 will be used as the Reference Weight in the next weighing.

  • Page 157: Preset Parameters

    DACS-W Operation Manual 11 OPTION 11.3.2Preset Parameters There are 5 Preset Parameter settings which can be set if the Floating Reference Weight item is activated in the System Configuration menu. 11.3.2.1 Ref. Wt. Rev. Upper When [Ref. Wt. + UPPER LIMIT] exceeds this value, this value becomes the upper limit, and packs exceeding this value are judged overweight.

  • Page 158: 4Ref. Wt. Rev. Alarm U.l

    11 OPTION DACS-W Operation Manual 1. Call up the Preset Setting menu. No. 2 [Preset Setting] * Ref. Wt. Rev. Upper 500.0 g ENTER ▼ 2. Press and move the cursor to Ref. Wt. * Ref. Wt. Rev. Lower 100.0 g Rev.

  • Page 159: System Configuration

    OUTPUT) 11.4.1Overview This chapter describes the function and operation of DACS-W Indirect Feedback Control (pulse output) ,which is used for interlock operation with certain types of auger fillers. The displays and settings described here are available when the Feedback Control (System Configuration Menu) is activated.

  • Page 160: Status Display

    Auger Run signal to stop filling. The DACS-W checks the weight of the filled packs and judges whether the quantity is excessive or insufficient. Based on this, the prescribed pulse count is increased or decreased to regulate auger filler output.

  • Page 161: Preset Parameters

    DACS-W Operation Manual 11 OPTION INFO 10.0 g Tare 1. Press repeatedly until the FBC status -3.2 g * FBC Mean Wt. Dev. appears: * FBC WEIGHT VALUE ZOOM → TOTAL COUNT ZOOM → ACTUAL SPEED ZOOM → HISTOGRAM DISPLAY → X-BAR Figure 11-44 Ready Status Display CHART DISPLAY →...

  • Page 162: 2Fbc Target Weight

    11 OPTION DACS-W Operation Manual 1. Call up the Preset Setting menu. [FBC Setting] ENTER ▼ 2. Press and move the cursor to FBC. * FBC Target Wt. 250.0 g * Sampling Range + 100.0 g SELECT 3. Press ITEM Figure 11-47 FBC Setting Menu 4.

  • Page 163: 4Sample Range

    DACS-W Operation Manual 11 OPTION 11.4.3.4 Sample Range - This defines the minimum pack weight below which the pack will not be included in the sampling. To set Sampling Range - follow the procedures listed below. 1. Call up the FBC Setting menu.

  • Page 164: Sample Count

    11 OPTION DACS-W Operation Manual 11.4.3.7 Sample Count This defines the number of packs from which to derive the average value. To set Sample Count follow the procedures listed below. 1. Call up the FBC Setting menu. [FBC Setting] * FBC Unused Range - 1.0 g...

  • Page 165: 10Control Pulse Freq

    DACS-W Operation Manual 11 OPTION 11.4.3.10Control Pulse freq This items sets the frequency of output signal. This item is only used when FB Output Mode is set to Pulse Count Output. Setting: [500 Hz] or less. To set Control Pulse Frequency follow the procedures listed below.

  • Page 166: Metal Detection

    11.5 METAL DETECTION 11.5.1Overview In most cases when the DACS-W is operated with a metal detector, the Metal Detection item is set to Metal and packs which have metal detected are rejected. However, the metal detection function can also be used to detect the absence of metal. For this, Metal Detection is set to No Metal and packs containing no metal are rejected.

  • Page 167: Weighing Zones

    DACS-W Operation Manual 11 OPTION 2=No Metal: If no metal is detected in a product pack, a weight check is not performed, and the pack is rejected as a No Metal item. When Metal is detected, weight is checked as usual.

  • Page 168: Reject Setting

    11 OPTION DACS-W Operation Manual 11.6.2.2 Ok-Lower Limit - This sets the amount of deviation an item may have from the Reference Weight and still be recognized as Proper. Regulated by Ok-Lower Limit and Lower Limit, this range becomes Ok-Lower.

  • Page 169: 2Ok-Under Wt. Rej. Dir

    Figure 11-67 Ok-Under Wt. Rej. Dir. Selection Menu complete. 11.6.3.3 Ok-Over Wt. Signal This sets the signal sent by Ok-Over Weight items when passing through DACS-W. To set the Ok-Over Weight signal follow the procedures listed below. 1. Call up the Reject Setting menu.

  • Page 170: System Configuration

    DACS-W Operation Manual 11.6.3.4 Ok-Under Wt. Signal This sets the signal sent by Ok-Under Wt. Signal items when passing through DACS-W. To set the Ok- Under Wt. Signal follow the procedures listed below. 1. Call up the Reject Setting menu.
  • Page 171 DACS-W INSTRUCTION MANUAL INDEX INDEX Data Displays 5-13 Data Entry 5-2 Access Level Change 5-5, 5-9 Data Entry Procedure 5-2 Actual Speed Zoom 5-5, 5-13 Date and Time Setting 8-26 ADDITIONAL FUNCTIONS 8-1 Date Setting 8-6, 8-27 All Lot Totals 5-5...
  • Page 172 INDEX DACS-W INSTRUCTION MANUAL Feed Conveyor Error(Overload) 10-3 Feed Conveyor Error(Pulse malfunction) 10-3 Main Components 2-3 Fuse Replacement 9-6 main power switch 6-2 Maintenance and Inspection Procedures 9-3 Metal Detect Delay 5-7 Metal Detect Rej. Dir. 8-4 Gap Control 8-6, 8-25...
  • Page 173 DACS-W INSTRUCTION MANUAL INDEX Overrun Pulse 11-6 Overview 11-1, 11-7, 11-13, 11-17, 11-24, 11-25 RCU Cleaning 7-2 Ref. Wt. Rev. Alarm L.L. 11-16 Ref. Wt. Rev. Alarm U.L. 11-16 Ref. Wt. Rev. Count 11-15 Pack Weight Log 5-5 Ref. Wt. Rev. Lower 11-15 Packer 2-2 Ref.
  • Page 174 INDEX DACS-W INSTRUCTION MANUAL Tare Subtraction 8-5, 8-24 Zero Adjustment 5-5, 5-11 Terminology 2-2 Zero Error 10-2 Time Setting 8-6, 8-27 Zero Error Output Signal 8-17 Timing Setting 5-7, 5-21 Zero Error Reject Dir. 8-4 Total Count Zoom 5-5 Zero Error Reject Direction 8-12...

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