3M 48N Marine Instruments User Manual


 
i Contents
Contents
Introduction .......................................................................................................................................................... 1
QUESTempº 48N Model....................................................................................................................................... 1
Getting Started ..................................................................................................................................................... 2
Up and Running overview ................................................................................................................................... 2
Placing the QUESTempº 48N on the job site ..................................................................................................... 2
Keypad Operation ............................................................................................................................................... 3
Turning on, logging/capture an event, and turning off ........................................................................................ 4
Sensors................................................................................................................................................................. 6
Globe Thermometer ............................................................................................................................................ 6
Waterless Wetbulb & Relative Humidity Sensor ................................................................................................. 6
Dry Bulb Thermometer........................................................................................................................................ 6
Measurements ..................................................................................................................................................... 7
WetBulb Globe Temperature (WBGT) ................................................................................................................ 7
Stay Times/Rest Times (Indicies) ....................................................................................................................... 7
Remote measurements ....................................................................................................................................... 7
Operating QUESTempº 48N ................................................................................................................................ 8
View .................................................................................................................................................................... 8
Setup ................................................................................................................................................................... 8
Print ................................................................................................................................................................... 10
Reset ................................................................................................................................................................. 10
Run ................................................................................................................................................................... 10
Displayed Items ................................................................................................................................................. 11
Stay Time/Index ................................................................................................................................................ 12
Data Logging ...................................................................................................................................................... 13
Electronic sensor check ................................................................................................................................... 14
Performing an electronic sensor check ............................................................................................................. 14
Sensor Alignment .............................................................................................................................................. 15
RH Sensor Alignment ....................................................................................................................................... 15
Printing ............................................................................................................................................................... 17
Contents