Table Of Contents - LUDLUM MODEL 2241-2 Technical Manual

Introduction
Getting Started
Unpacking and Repacking
Battery Installation
Operational Check
Specifications
Instrument
Removable Switchboard Adjustable Parameters
Identification of Controls and Functions
Display
Display Status Definitions
Front-Panel Controls
Front-Panel Calibration Controls
Main Board Controls
Switch Board Controls
Safety Considerations
Environmental Conditions for Normal Use
Detector Connector
Warning Markings and Symbols
Maintenance
Recalibration
Batteries
Technical Theory of Operation
Main Board
Switch Board
Display Board
Instrument Setup
Entering or Changing Switch Board Parameters
Ludlum Measurements, Inc.

Table of Contents

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2
2-1
2-1
2-2
3
3-1
3-2
4
4-1
4-1
4-2
4-3
4-4
4-5
5
5-1
5-1
5-1
6
6-1
6-2
7
7-1
7-3
7-3
8
8-1
January 2016