Specifications

Instruction 3015-4256 i
Table of Contents
1 INTRODUCTION........................................................................................................................................ 1
How to Use This Manual ........................................................................................................................... 1
Warning Statements.................................................................................................................................. 1
Caution Statements................................................................................................................................... 1
Hazard Symbols on Monitor ...................................................................................................................... 1
Safety Precautions .................................................................................................................................... 2
AC Power Supply................................................................................................................................... 2
Protective Grounding ............................................................................................................................. 2
Explosive Atmosphere ........................................................................................................................... 2
Proper Exhaust Venting.........................................................................................................................2
Accessing the Interior of the Monitor ..................................................................................................... 2
Misuse & Modifications to the Monitor................................................................................................... 2
In Case of Malfunction ........................................................................................................................... 2
Fusing .................................................................................................................................................... 2
Installation Category .............................................................................................................................. 2
Altitude Limit .......................................................................................................................................... 2
Cleaning................................................................................................................................................. 2
Functional Overview.................................................................................................................................. 3
General Description ............................................................................................................................... 3
Understanding Monitoring Levels .......................................................................................................... 3
Suggested Location of Sampling Point.................................................................................................. 4
2 INSTALLATION......................................................................................................................................... 5
Installation Considerations ........................................................................................................................ 5
Inspection............................................................................................................................................... 5
Location of the Monitor .......................................................................................................................... 5
Mounting Instructions ................................................................................................................................ 6
Connecting Gas Sample, Purge & Exhaust Lines..................................................................................... 6
Overview................................................................................................................................................ 6
Tubing Considerations...........................................................................................................................7
Connecting the Gas-Sample Line.......................................................................................................... 7
Connecting the Exhaust Line................................................................................................................. 7
Interior Schematic...................................................................................................................................... 8
Electrical Wiring......................................................................................................................................... 9
Connecting External Alarms....................................................................................................................10
Overview..............................................................................................................................................10
Connection........................................................................................................................................... 10
4–20 mA Current Loop Interface............................................................................................................. 11
3 OPERATION............................................................................................................................................ 13
Front Panel Display & Controls ...............................................................................................................13
General Operation................................................................................................................................... 13
Display Screens....................................................................................................................................... 14
Initial Power Up.................................................................................................................................... 14
Data Display Screen ............................................................................................................................14
Function Screens................................................................................................................................. 15
Gas Alarms..............................................................................................................................................18
Overview..............................................................................................................................................18
Clearing / Silencing a Gas Alarm......................................................................................................... 18
Viewing the Gas Alarm Log ................................................................................................................. 18
System Faults.......................................................................................................................................... 18
Overview..............................................................................................................................................18
Clearing / Silencing a Fault Alarm ....................................................................................................... 18
Viewing the Fault Log .......................................................................................................................... 19
Fault Codes.......................................................................................................................................... 19
Clearing the Stored PPM Log, Alarm & Fault Data.................................................................................20
Reset to Factory Default Settings............................................................................................................ 20
Factory Default Settings....................................................................................................................... 20