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Smith-Root LR-24 User Manual

Smith-Root LR-24
62 pages
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Smith-Root continues to be the leader in effective, safe, and reliable technology for fisheries conservation.
Knowledgeable biologists have depended upon Smith-Root equipment since 1964.
USER'S MANUAL
LR-24 ELECTROFISHER
#07288.06

Table of Contents

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Smith-Root LR-24 Specifications

General IconGeneral
BrandSmith-Root
ModelLR-24
CategoryFishing Equipment
LanguageEnglish

Summary

Overview of LR-24 Electrofisher

LR-24 Controls and Features

Describes the main components and features of the LR-24 electrofisher unit.

Display Panel Key Overview

Details the function of each key on the LR-24 display panel.

Section 1: Status Display

Input Status Screen Details

Explains the status display showing shocking time and battery condition.

Output Status Screen Details

Describes the status display showing power, voltage, and current readings.

Waveform Screen Display

Details the display of output waveform types, frequency, and voltage settings.

Volts Key Operation

Explains how to use the Volts key to adjust output voltage settings.

Section 2: Display Panel

Frequency Key Operation

Describes how to set and adjust the output frequency of the electrofisher.

Duty Cycle Key Operation

Explains the function of the Duty Cycle key and how to adjust pulse width.

Navigation Keys (Up, Down, Enter)

Details the function of arrow and enter keys for navigation and selection.

Setup Recall and Store Keys

Allows recalling and saving electrofisher settings.

System Menu Overview and Functions

Accesses additional functions like timer reset, quick setup, and diagnostics.

System Menu 3: Dual Output

Allows setting up and switching between two output waveforms and voltages.

System Menu 4: Power Limit Mode

Selects the method for controlling maximum average output power.

System Menu 5: Thermal Power Foldback

Manages internal heat by automatically reducing output frequency or voltage.

System Menu 6: Anode-Out-of-Water Disable

Temporarily overrides the Anode-Out-of-Water safety feature.

System Menu 7: Extended System Test

A diagnostic test mode for technicians to check system operations.

System Menu 8: Restore Factory Defaults

Resets all settings to the original factory defaults.

System Menu 9: Event History

Allows review of stored error and event codes for troubleshooting.

Power Limit Key Operation

Sets a pre-set output limit for safety considerations.

Pulse Type Key Operation

Selects the output waveform type: DC, Standard Pulse, or Burst of Pulses.

Burst of Pulses Waveform Explanation

Explains the complex waveform setup involving cycle and burst frequencies.

Setting Up Burst of Pulses Waveforms

Step-by-step guide for configuring the Burst of Pulses waveform.

Section 3: Battery Compartment and Connections

Battery Compartment Access

Details how to open, access, and close the battery compartment.

Connectors (Battery, Anode, Cathode, Control)

Describes the various connectors for battery and cables.

Section 4: Safety Features

Emergency Shutdown and Packframe Release

Describes critical safety mechanisms like the emergency switch and quick release.

Safety Indicators (LEDs and Audio Alarms)

Explains the function of the flashing red LED and audio alarms.

Safety Dos and Don'ts

Lists essential safety practices and prohibitions for electrofishing.

Audio Alarm Functions

Details the different audio tones and their meanings for various operating conditions.

Anode Switch Operation

Explains the anode pole switch and its shutdown control.

Tilt and Immersion Sensor Safety

Describes sensors that shut off output if unit is tilted or immersed.

Anode-Out-of-Water and Voltage Detector

Explains safety features related to electrode position and voltage detection.

Electronic Circuit Breaker Protection

Protects the unit from excessive battery drain by shutting off power.

Temperature and Overload Safety

Discusses thermal shutdown, interlocks, and fusible links for protection.

Peak and Average Current Overload Faults

Describes errors for peak/average current overloads and IGBT failure.

Temperature Monitoring and Alarms

Explains how temperature affects alarms and display during operation.

Inverter Overload and Low Battery Faults

Explains errors for inverter overload and low battery conditions.

Battery Current Too Low Fault

Describes error for a problem with the input current sensing circuit.

Section 5: Setup and Operation

Basic Setup of the LR-24

Step-by-step guide for initial setup of the electrofisher unit.

Quick Setup Procedure

Describes the process of running the Quick Setup function for initial configuration.

Recommended Adjustments for Fish Response

Guidance on adjusting settings for optimal fish taxis and tetany.

Crew Responsibilities Before Electofishing

Crew roles and preparation before starting electrofishing operations.

Using Recalled Waveforms for Setup

Procedure for loading stored or default waveforms for electrofisher setup.

Factory Default Stored Waveforms

Lists the 10 pre-set waveform configurations for the LR-24.

Custom Setup Procedure

Step-by-step guide for manually selecting waveform, voltage, frequency, and power limit.

Burst of Pulses Waveforms Setup

Details the setup procedure for a gated burst waveform.

Dual Output Mode Setup

Explains how to set up and switch between two different output waveforms and voltages.

Storing User-Selected Settings

Instructions for saving custom waveform setups to the LR-24 memory.

LR-24 Specifications

Provides detailed technical specifications for the LR-24 electrofisher.

Section 6: Battery Care and Maintenance

UBC-24 Battery Charger Operation

Instructions and precautions for charging LR-24 batteries using the UBC-24 charger.

How to Charge Batteries

Step-by-step guide for connecting and charging batteries with the UBC-24.

Battery Types, Life, and Care

Information on 24V batteries, their life, and proper maintenance.

Battery Storage and Charger Maintenance

Guidelines for storing batteries and maintaining the charger.

Battery Rating, Life, Storage, and Temperature Effects

Details on battery rating, lifespan, storage, and temperature impacts.

Battery Maintenance and Diagnostic Equipment

Describes the MC-24 charger and BAT-01 tool for battery maintenance and testing.

Section 7: Electrofishing Safety

Proper Equipment Checks Before Operation

Emphasizes inspection of all electrical equipment before field operations.

Make Sure That (Equipment Checklist)

Checklist of critical safety checks for electrofishing equipment.

Understanding Electrical Shock Effects

Explains how electrical current causes damage and factors influencing danger.

Physiological Effects of Shock

Details the direct physiological impacts of electrical shock on the body.

Personal Protective Equipment (PPE)

Lists essential PPE for electrofishing, including gloves and waders.

Crew Safety and Emergency Planning

Guidelines for team roles, responsibilities, and accident response.

Preventing Electrical Shock Methods

Methods to avoid shock by ensuring proper insulation and circuit completion.

Electrofisher Operation Safety Guidelines

Key operational practices for safe electrofishing use.

Quick Release System Operation

Illustrates the procedure for quickly detaching the electrofisher backpack.

Appendix A: Glossary of Terms

Key Term Definitions

Defines key terms used in the LR-24 electrofisher manual.

Appendix B: LR-24 Event Codes

LR-24 Event Codes List and Descriptions

Lists and describes LR-24 event codes, their display messages, and how they are cleared.

Appendix C: Anode Ring Maintenance

Anode Ring Cleaning and Netting Issues

Instructions for cleaning the anode ring and problems with nets.

Appendix D: Factory Default Stored Waveforms

Factory Default Waveform List

Lists the 10 pre-set waveform configurations for the LR-24.

Appendix E: Suspension System

Suspension System Fit and Adjustment

Provides guidance on correctly adjusting the LR-24 suspension system for comfortable wear.

Appendix F: Adjusting the LR-24 Suspension System

Making Suspension System Adjustments

Step-by-step instructions for adjusting the LR-24 backpack suspension system.

Appendix G: Cleaning and Maintenance

LR-24 Cleaning Procedures

Instructions for cleaning the LR-24 enclosure and suspension system.

Extended Maintenance Program Details

Details the service contract for equipment maintenance, repairs, and calibration.

Model 12/15 Setting Conversion Chart

Chart to convert settings from older models (12/15) to the LR-24.

Appendix I: LR-24 Electrode Testing

Electrode Pole Testing Procedure

Procedure for testing the electrofisher pole and its electrical connections.

Cathode Cable Testing Procedure

Steps to test the cathode cable resistance and integrity.

Appendix J: Backpack Electrofishing Illustration

Typical Electrofishing Setup Illustration

Illustrates a typical setup with safety gear and proper cord management.

Appendix K: Carry Case Arrangement

Carry Case Arrangement Guide

Shows how to arrange accessories in a carry case for protection during transport.

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