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LUDLUM 26-1 User Manual

LUDLUM 26-1
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LUDLUM MODEL 26-1 FRISKER
USER’S MANUAL
April 2017
Serial Number PF002366
and Succeeding Serial Numbers
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LUDLUM 26-1 Specifications

General IconGeneral
Model26-1
CategoryMeasuring Instruments
DisplayLCD
Measurement UnitsmR/hr
Power Supply9V battery
Operating Temperature-10 to 50°C
Accuracy±15%

Summary

Statement of Warranty

Return of Goods to Manufacturer

Procedures for returning equipment to Ludlum Measurements for service.

Introduction

Getting Started

Unpacking and Repacking

Instructions for safely unpacking the instrument and verifying contents.

Instrument Return Form

Details the required form for instrument repair or calibration shipments.

Battery Installation

Step-by-step instructions for replacing the instrument's AA batteries.

Instrument Operational Test

Procedure to confirm the instrument's proper startup and functionality.

Check Source Usage

Guidance on using a check source for regular instrument calibration verification.

Detector Failure Diagnostic

Explains how the instrument detects and indicates a malfunctioning radiation detector.

Detector Over Range

Describes the warning indicators for when the instrument measurement exceeds its range.

Instrument Use and Controls

Overview of the instrument's buttons, modes, and basic operation.

RATE Mode Operation

Details on how to operate the instrument in RATE mode for current measurements.

MAX Mode Operation

Instructions for using MAX mode to capture and display the highest detected count rate.

COUNT Mode Operation

Guide to using COUNT mode for performing counts over a predetermined time interval.

Specifications

Display Range

Details the measurement ranges for various units displayed on the instrument's LCD.

User Controls

Explains the functions of the instrument's front-panel buttons and controls.

Gamma Energy Compensation

Setup Mode

Setup Overview

Provides general information about the instrument's setup and calibration process.

Default Setup Values

Lists the default configuration parameters and their corresponding factory values.

Entering Setup Mode

Step-by-step instructions for accessing the instrument's setup menu.

Setup Mode Operation

Details on how to adjust and save parameters within the setup mode.

Safety Considerations

Environmental Conditions for Normal Use

Specifies the operating temperature, humidity, and environmental limitations.

Warning Markings and Symbols

Explains the meaning of warning symbols and cautions present on the instrument.

Cleaning and Maintenance Precautions

Outlines safe procedures for cleaning and performing basic maintenance on the unit.

Revision History

Recycling

Maintenance and Spare Parts

Maintenance

Instructions for performing basic external cleaning and upkeep of the instrument.

Spare Parts

Lists common spare parts for the Model 26-1 with their part numbers.

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