Teledyne 3350 - Microprocessor based control room monitor for personnel safety - Manual (Page 4)

iv Teledyne Analytical Instruments
Contents
Introduction
1.1 Overview ........................................................................ 1-1
1.2 Main Features of the Analyzer ....................................... 1-1
1.3 Front Panel Description .................................................. 1-2
1.4 Rear Panel Description .................................................. 1-3
Operational Theory
2.1 Introduction .................................................................... 2-1
2.2 Micro-Fuel Cell Sensor .................................................. 2-1
2.2.1 Principles of Operation .......................................... 2-1
2.2.2 Anatomy of a Micro-Fuel Cell ................................. 2-2
2.2.3 Electrochemical Reactions .................................... 2-3
2.2.4 The Effect of Pressure ............................................ 2-3
2.2.5 Calibration Characteristics ...................................... 2-4
2.3 Electronics ..................................................................... 2-5
2.3.1 General .................................................................. 2-5
2.3.2 Signal Processing .................................................. 2-5
2.4 Alarms ............................................................................ 2-6
Installation
3.1 Unpacking the Analyzer ................................................. 3-1
3.2 Installation ...................................................................... 3-2
3.3 Installing the Micro-Fuel Cell ......................................... 3-2
3.4 Electrical Connections ................................................... 3-2
3.5 Power and Signal Connections...................................... 3-3
3.5.1 AC and Battery Backed Standby Power ................ 3-3
3.5.2 Battery Backed Standby Power ............................. 3-4
3.5.2.1 Connecting the Rechargeable Battery ..... 3-5
3.5.3 Analog Outputs ...................................................... 3-6
3.5.4 RS-232 Port (optional) ........................................... 3-6
3.5.5 Alarm Relays ......................................................... 3-7
3.6 Calibration ..................................................................... 3-8
3.7 Operation ....................................................................... 3-9
3.8 Cell Warranty ................................................................. 3-10
3.9 Safety Checklist ............................................................. 3-10