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Avery Weigh-Tronix PC-820 - Service Manual

Avery Weigh-Tronix PC-820
48 pages
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PC-820/821 Parts Counter
Service Manual

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Summary

Specifications

Capacities and Resolutions

Details the various weight capacities and corresponding resolutions.

Display and Interface

Covers display type, size, rate, annunciators, and operational keys.

Configuration and Performance

Includes units, memory, power saving, filtering, and time/date settings.

Introduction

About This Manual

Provides information on configuring and servicing the PC-820 parts counting scale.

PC-820 Description

Describes the scale's physical characteristics, display, and serial ports.

Front Panel Keys

Hard Keys Overview

Provides brief descriptions for each of the hard keys on the scale.

PC-820 Menu Navigation

Menu Structure Overview

Illustrates the hierarchical flow of the scale's menu system and access methods.

Menu Softkey Functions

Explains the functions of the About, Audit, Test, Setup, and Off softkeys.

Entering the Menu

Accessing Menu Options

Provides step-by-step instructions on how to access the scale's menu system.

Test Menu Operations

Test Menu Functionality

Explains tests for display, keypad, bases, serial, outputs, and inputs.

Test Menu Details

Display, Keypad, and Bases Tests

Details tests for display cycling, keypad operation, and base output viewing.

Serial, Outputs, and Inputs Tests

Covers testing serial ports, verifying output setpoints, and monitoring input devices.

Setup Menus

User Menu Configuration (Password 111)

Details the User menu, including softkeys for clock, tare, piece weight, and graph settings.

Configuration Menu (Password 2045)

Scale Configuration Parameters

Covers settings for # Bases, Units, Count, Sleep, Beeper, Keys, Values, Display, Date, Print Fm.

Select and BASIC Softkey Options

Scale and Units Softkey Configuration

Count Softkey Parameters

Sleep, Beeper, Keys, and Values Softkey Settings

Display, Date, and Print Fm Softkey Settings

BASE Softkey Configuration

Base Enable and Cap;Div Settings

Covers enabling/disabling bases and setting capacity and division size.

Zero, Stability, and AZT Settings

Configures zero range, auto-zeroing, stability, and Automatic Zero Tracking (AZT).

Update and Filter Softkey Settings

ROC Softkey (Rate of Change)

Ranges, Tare, RTZ, and TimeOut Softkey Settings

Interval Softkey (Multi-Interval Option)

Serial Softkey Configuration

Calibration Menu (Password 30456)

Calibration Setup and Procedures

Guides through calibration for local/remote bases, including zero and span.

Calibration Display and Error Messages

Serial Communication

Port 1 and Port 2 Pin Outs

Details the pin configurations for the Com1 (9-pin) and Com2 (15-pin) serial ports.

PC and Scanner Interfacing

Describes command set and protocol for interfacing with PCs and scanners.

Computer Commands and Responses

Scale Status Byte Definitions

Appendix A: Available PC-820 Displays

Display Modes 1-10

Provides visual examples of display modes 1 through 10.

Display Modes 11-20

Appendix B: Tips on Using Harmonizer

Harmonizer Filtering Recommendations

Suggests starting values for Harmonizer filtering parameters.

Harmonizer Adjustment Steps

Offers a step-by-step guide to adjusting Harmonizer settings for stability.

10 lb; 5 kg Parts and Assembly

Main Components and Base Parts

Details parts for the main computer board, base, platter, and enclosure.

Display and Interface Components

Lists parts related to the display and keypad interface.

Cable Assemblies and Optional Items

Lists various cable assemblies and optional accessories.

Draft Shield Parts and Assembly

Draft Shield Components

Lists and illustrates parts for the optional draft shield.

50 lb; 25 kg and 100 lb; 50 kg Parts and Assembly

Main Computer and Base Components

Details parts for the main computer board, base, and power supply.

Display and Interface Board Parts

Lists components for the display and interface boards.

Optional Items and Cables

Lists optional accessories and various cable assemblies.

System Wiring Block Diagram

Main Computer & I;O Board Connections

Details connections to the main computer and I/O board.

COM 1 and COM 2 Port Connections

Shows wiring for serial communication ports (Com 1 and Com 2).

Remote Base and Power Connections

Illustrates connections for remote bases and power supply.

Main Computer & I;O, Remote Analog, Internal Battery Charger PC Boards

Main Computer & I;O Board Details

Illustrates the PC-820/821 Main Computer & I/O Board and jumpers.

Remote Analog;Quartzell Board Details

Shows the layout and connections for the optional Remote Analog/Quartzell Board.

Battery Charger Board Details

Details the Internal Battery Charger PC Board and its connections.

Display & Interface BD., Display Assy, Keypad Assy And Matrix

Display Board and Interface Board Layouts

Illustrates the PC-820 and PC-821 Display & Interface Boards.

Keypad Matrix Diagram

Depicts the wiring matrix for the keypad.

Internal Battery & Charger PC Board Parts and Assy

Battery System Parts List

Itemizes components for the internal battery and charger PC board.

Internal Battery Installation Instructions

Step-by-step guide for installing the internal battery and charger board.

Dimensional Outline for 12 x 14 Base

Scale Dimensions and Outlines

Provides scale dimensions and outlines for different base configurations.

COM2 Interface Cable Options and Pin-Outs

Single, Two, and Four Device Cable Options

Lists cable options for connecting scanners, printers, keyboards, and multiple devices to Com2.

Serial Cable Assemblies and Pin Configurations

Shows wiring diagrams for various serial cable assemblies and their pin assignments.

COM1 Interface Cables, 820-to-Quartzell Base and 820-to-Eltron Printer Cable Assemblies

820-to-Quartzell Base Cable Assembly

Shows pin-out and wiring for the cable connecting to a Quartzell base.

820-to-Eltron Printer Cable Assembly

Details the cable assembly for connecting to an Eltron printer.

COM 1 Cable Assemblies

Illustrates wiring for COM 1 cable assemblies.

BP-25 R External Battery

External Battery Views and Cable Connection

Provides front and side views of the external battery and its cable connection details.

Zeus Kits, Internal and External

Zeus External Kit Components and Cables

Illustrates parts, connections, and cable assemblies for the external Zeus kit.

Zeus Internal Kit Components and Cables

Shows parts, connections, and cable assemblies for the internal Zeus kit.

Solid State Control Unit (SSCU) Parts and Assembly

SSCU Unit Parts and Data Chart

Itemizes SSCU parts and provides a data chart for dimensions.

SSCU Interface Cable Wiring

Shows wiring diagrams for 9-pin and 15-pin SSCU interface cables.

SSCU-8 Remote Expanded Control I;O Board

SSCU-8 Board Layout and Setpoints

Shows the physical layout of the SSCU-8 board and setpoint configurations.

SSCU External (16) I;O Cutoff Expansion Board

SSCU External (16) Board Layout and Setpoints

Details the SSCU External (16) I/O board layout and setpoint configurations.

Remote (TTL) Keyboard Options

Standkey Keyboard Settings and Specifications

Details baud rate/DIP switch settings and keyboard specifications for Standkey.

Tufkey-1 Keyboard Settings

Details baud rate/DIP switch settings for the Tufkey-1 keyboard.

OPTO-22 Control Interface Devices Specifications

OPTO-22 Output Module Fuse Table

Provides a table of output module specifications, including current and voltage ratings.

OPTO-22 I;O Module Diagrams

Shows diagrams of different OPTO-22 I/O control modules (A through E).

Wiring Diagrams for Input and Output Modules

Wiring Diagram for Input Modules

Shows how to wire SSCU input modules with DC and AC power.

Wiring Diagram for Output Modules

Illustrates how to wire SSCU output modules with DC and AC power.

Declaration of Conformance to SMA Standard

Conformance Details and Certificates

Declares conformance to SMA standards and lists certificate details.

Avery Weigh-Tronix PC-820 Specifications

General IconGeneral
BrandAvery Weigh-Tronix
ModelPC-820
CategoryCash Counter
LanguageEnglish