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Rice Lake 420 Plus User Manual

Rice Lake 420 Plus
60 pages
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85127
420 Plus
HMI Digital Weight Indicator
Version 1.14
Installation Manual

Table of Contents

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Rice Lake 420 Plus Specifications

General IconGeneral
BrandRice Lake
Model420 Plus
CategoryAccessories
LanguageEnglish

Summary

Introduction to the 420 Plus Indicator

Indicator Overview and Features

Details the 420 Plus's stainless steel enclosure, display, keypad, and connectivity features.

Operating Modes

Explains the four modes: Normal, Piece Count, Setup, and Test.

Front Panel Keypad Layout and Functions

Illustrates the keypad and describes key functions, especially in setup mode.

LED Annunciator Functions

Details the eight LED annunciators and their meanings for scale status and units.

Basic Indicator Operations

Covers core functions like toggling modes, units, zeroing, and taring.

Installation Procedures

Unpacking and Assembly

Inspect components upon unpacking and identify parts in the kit.

Enclosure Disassembly

Instructions for safely opening the indicator enclosure to access internal components.

Cable Connections

Guidance on connecting load cells, digital inputs, and communication cables.

Grounding Shielded Cables

Details proper grounding techniques for cables routed through cord grips.

Bypass Power Button

Configuring jumper JMP1 to control power via the AC line.

DC Power Wiring Guidelines

Recommendations for wiring DC power, including wire gauge and voltage drop.

Connecting Load Cells

Procedure for connecting load cell cables to the CPU board connectors.

Serial Communications Connections

Details connecting serial communication cables to EDP and printer ports.

Digital Input and Output Connections

Explains digital input and output functions and connection procedures.

Analog Output Module Connections

Connecting the output cable to the analog output module.

Installing the Analog Output Module

Steps for installing the optional analog output module.

Reassembling the Enclosure

Procedure for reattaching the backplate after cabling is complete.

CPU Board Removal and Replacement

Detailed steps for removing and reinstalling the CPU board.

Replacement Parts List

Indicator Configuration

Configuration Methods

Overview of methods: front panel, EDP commands, or Revolution software.

Revolution Configuration

Using Revolution utility for preferred configuration via PC.

EDP Command Configuration

Configuring the indicator using EDP commands via PC or terminal.

Front Panel Configuration Menu

Navigating menus via front panel keys for configuration.

Menu Structures and Parameter Descriptions

Explains how to navigate menus and provides descriptions of parameters.

Configuration Menu Parameters

Details parameters for GRADS, ZTRKBN, ZRANGE, MOTBAN, OVRLOA, SMPRAT.

Format Menu Settings

Configures decimal positions, display divisions, and units for primary/secondary displays.

Format Menu Parameters (Continued)

Details primary/secondary units, decimal points, and multipliers.

Calibration Menu Options

Overview of calibration parameters: WZERO, WWAL, WSPAN, WLIN, REZERO.

Serial Menu Configuration

Configures EDP and printer port settings: baud rate, bits, termination.

Program Menu Settings

Sets power-up mode, regulatory mode, UID, date/time formats.

Program Menu Parameters (Continued)

Details regulatory mode, counting mode, accumulator, and date/time settings.

Print Format Menu Customization

Customizing print formats (GFMT, NFMT, CFMT) using the front panel.

Setpoint Menu Configuration

Configures setpoint enable, kind, value, trip, and band values.

Setpoint Menu Parameters

Details setpoint enable, kind, value, trip, band value, hysteresis, and access.

Digital Input Menu Setup

Assigns functions to digital inputs 1 and 2.

Analog Output Menu Configuration

Configures analog output source, offset, error actions, and min/max values.

Version Menu Check

Displays software version, register version, and indicator model.

Indicator Calibration

Front Panel Calibration

Step-by-step guide for calibrating via the front panel keys.

EDP Command Calibration

Calibrating the indicator using EDP commands from a PC or terminal.

Revolution Calibration

Calibrating using the Revolution configuration utility.

Advanced Calibration Topics

Discusses adjusting final calibration and zero deadload A/D counts.

EDP Command Set Overview

Key Press Commands

EDP commands that simulate front panel key presses.

Reporting Commands

Commands to retrieve specific information like parameters or software version.

Reset Configuration Command

Restores all configuration parameters to their default values.

Soft Reset Command

Resets the indicator without losing configuration and calibration.

Parameter Setting Commands

Commands to display or change configuration parameter values.

Print Formatting Options

Print Formatting Commands

Commands used to define gross, net, and count print formats.

Customizing Print Formats

Procedures for customizing formats via EDP, front panel, or Revolution.

Appendix: Additional Information

Error Messages

Lists displayed error messages, their descriptions, and solutions.

Status Messages

EDP commands P and ZZ to query indicator status and annunciators.

Continuous Output (Stream) Data Format

Format for continuous data sent via EDP or printer port.

ASCII Character Chart for Print Formatting

Decimal values for ASCII characters used in print format strings.

ASCII Character Chart (Part 2)

Continuation of ASCII character values for print formatting.

Front Panel 7-Segment Display Characters

Shows the 7-segment LED character set used on the front panel display.

Conversion Factors for Secondary Units

Lists multipliers for converting between different units of weight.

Digital Filtering Configuration

Configuring digital filters (DIGFL1-3, DFSENS, DFTHRH) for vibration reduction.

Setting Digital Filter Parameters

Procedure for fine-tuning filter parameters to optimize performance.

Analog Output Module Calibration

Calibrating the analog output module using a multimeter.

Test Mode Diagnostics

Diagnostic functions including raw A/D count display and parameter reset.

Regulatory Mode Functions

TARE and ZERO key functions based on regulatory mode (NTEP, CANADA, OIML, NONE).

Diagnostic LED Functions

Lists diagnostic LEDs on the CPU board and their operational status.

Technical Specifications

Detailed specifications for power, analog, digital, serial, and environmental aspects.

420 Plus Limited Warranty

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