Page 2 - i Contents; Contents
i Contents Contents Introduction .......................................................................................................................................................... 1 QUESTempº 48N Model..............................................................................................
Page 3 - ii; List of Figures
Contents ii Data/Communications....................................................................................................................................... 17 Parallel ............................................................................................................................
Page 4 - iii; 8N and DMS.......................................................................... 28
Contents iii Figure 1-12: Selecting temperature setting………………………………………………………………………………………. 9 Figure 1-13: Selecting log rate with event log……………………………………………………………………………….. 9 Figure 1-14: Run mode indicator……………………………………………………………………………………………. 10 Figure 1-15: Wet and Dry screen…………………………………………………………………...
Page 5 - Waterless Wet Bulb calculation; 8N in a thermal environment; QUESTempo 48N Model; conditions require hand’s free; Introduction
1 Introduction Up and Running overview Introduction The QUESTemp º 48N offers traditional heat stress monitoring without the aggravation of maintaining a wet bulb. Through collaboration with Professor Dr. Thomas Bernard, from the College of Public Health at the University of South Florida, mathemati...
Page 6 - Getting Started; On
2 Getting Started Up and Running overview Getting Started Up and Running overview Placing the QUESTemp º 48N on the job site The QUESTemp º 48N should be placed at a height of 3.5 feet (1.1m) for standing individuals or 2 feet (.6m) for seated individuals. Tripod mounting is recommended to get the u...
Page 7 - Keypad Operation; Keys; key; key; Down Arrow; key
3 Getting Started Keypad Operation Keypad Operation The unit operates using a keypad with 4 keys. The I/O Enter key responds when the key is released while all other keys respond when the key is pressed. Keys Explanation I/O Enter key The unit turns on with a single key press. The unit turns off by ...
Page 8 - “Power options”; indicates model and type
Getting Started Turning on, logging/capture an event, and turning off 4 Turning on, logging/capture an event, and turning off To quickly get you started with the QUESTemp º 48N, the following section explains turning on the instrument, data logging/event logging, and stopping. 1. Press the I/O Enter...
Page 10 - Globe Thermometer; globe is correlated to match that of a 6 inch globe.; Waterless Wetbulb & Relative Humidity Sensor; Sensors
Sensors Globe Thermometer 6 Sensors Globe Thermometer The globe thermometer (left position) gives an indication of the radiant heat exposure on an individual due to either direct sunlight or hot objects in the environment. This is accomplished by placing a temperature sensor inside a blackened coppe...
Page 11 - Measurements; The QUESTemp; Remote measurements; Measurements
Measurements WetBulb Globe Temperature (WBGT) 7 Measurements The QUESTemp 48N data logging, with an event logging mode, heat stress monitor directly senses three parameters: dry bulb temperature (DB), globe temperature (G), and relative humidity (RH). It computes the Wet Bulb (WB), the Wet Bulb Gl...
Page 12 - Operating QUESTempo 48N; Operating QUESTemp; View; Operating
Operating QUESTempº 48N View 8 Operating QUESTemp º 48N From a powered on mode, the main menu will appear (after the start-up screens are displayed.) Use the Up Arrow and Down Arrow keys to move the marker in the display in front of the desired mode. Pressing the I/O Enter key will select the mode. ...
Page 13 - Setup
Operating QUESTempº 48N Setup 9 Selecting Setup parameters 1. From the main menu, select Setup by pressing the I/O Enter key. Using the Up/Down Arrow keys, select the settings in steps 2-6. Figure 1-11: Selecting temperature setting and setup 2. For the Time and Date settings, once selected, press...
Page 14 - Print; Enter key; Run; Up or Down Arrow
Operating QUESTempº 48N Print 10 Print Allows printing to a parallel or serial printer or to a computer. The QUESTemp º 48N will recognize the cable plugged in and configure itself for serial or parallel. If no cable is plugged in, it will default to serial. Press I/O Enter key to begin printing. Pr...
Page 15 - Displayed Items; “Sensor 2”, and “Sensor 3”; The following measurements can be accessed on the display:
Displayed Items Run 11 Displayed Items For the QUESTemp 48N, the number in the upper right corner indicates the saved session or the saved event log. “ 1 ” indicates the sensor bar placed on (or attached to) the top of the instrument. Sensors 2 and 3 are labeled on the side of the unit as “Senso...
Page 17 - more information, please refer to the “; Data Logging
Data Logging Stay Time/Index 13 If the Navy PHELs are selected, the recommended working hours are shown based on a maximum of eight hours. Three screens are used to display the PHELs two at time. NOTE: “ 8:01 ” following one of the PHELs indicates greater than eight hours. Figure 1-22: Navy PHELs ...
Page 18 - Performing an electronic sensor check
Electronic sensor check Performing an electronic sensor check 14 Electronic sensor check A verification module, Quest model 053-923, may be used to check the operation of the QUEST emp’s wet bulb, dry bulb, and globe. The purpose is to verify that the electronic components are within a specific rang...
Page 19 - RH Sensor Alignment; High; Sensor alignment
Sensor Alignment RH Sensor Alignment 15 Sensor Alignment For highly accurate measurement readings, you should align your QUESTemp º 48N prior to data logging or event logging/recording. For the RH sensor, it is recommended to align with a High concentration level using the 75% sensor salt, NaCl (sod...
Page 20 - Place; Salt container; RH sensor; Once Alignment salt is placed, allow; Low RH Alignment screen; stabilized) to store sensor alignment level.
Sensor Alignment RH Sensor Alignment 16 6. Place the Salt container , with the salt alignment cap removed, over the RH sensor (middle sensor). Allow level to stabilize for at least 15 minutes. (Refer to Figure 1-25.) About sensor alignment: if readings are within +/-0.5%, a change in sensor alignm...
Page 21 - Printing; PRINT; Data/Communications; Figure 1-29: Sample DMS event data report
Printing Data/Communications 17 Printing Printing options include to a RS-232 port or to a parallel printer. Serial transmission requires Quest cable #54-715. Parallel transmission requires Quest cable #56-875. With the applicable cable plugged in, select PRINT from the menu and press the I/O Enter ...
Page 22 - Parallel; special drivers. Make sure the; printer; is; powered on; and is; online
Printing Parallel 18 Parallel Data can be sent directly to parallel printers that accept direct ASCII test input without special drivers. Make sure the printer is powered on and is online , ready to accept data, prior to printing. Figure 1-30: Sample printouts EVENT: 1 Page 2 Sensor: 1 Degrees Fahre...
Page 23 - -Volt Alkaline Battery Replacement; Replace batteries only in a non-hazardous environment.; Approved 9-Volt Batteries; Power options
Powering 9-Volt Alkaline Battery Replacement 19 Powering The QUESTemp º 48N uses a 9-volt alkaline battery. A door on the back of the instrument allows the user access to the 9-volt battery. The 2-position switch located in the battery compartment is set by the user to the 9-volt battery. Figure 1-3...
Page 24 - Appendix A: Specifications; Humidity, and WBGT Index; Accuracy and Ranges; Expanded measurement uncertainty of 1.1°C; Accuracy and Ranges:; Appendix A
Appendix A: Specifications Approved 9-Volt Batteries 20 Appendix A: Specifications Measurements Globe Temperature, Dry Bulb Temperature, Wet Bulb Temperature, % Relative Humidity, and WBGT Index Temperatures given in Celsius or Fahrenheit Index (displayed stay time with selected index): ACGIH ...
Page 25 - Size; V alkaline; Battery Life; V alkaline: 80 hours
Appendix A: Specifications Approved 9-Volt Batteries 21 Size Height 9.2in (23.5cm); Width 7.2in (18.3mm); Depth 3.0in (7.5mm) Dimensions include mounted sensor assembly Weight 2.6 lbs. (1.2 kg) with mounted sensor assembly Remote Sensor Bar Using a cable, the top sensor bar can be setup for remote m...
Page 26 - QUESTemp; Block model
Appendix A: Specifications QUESTemp 48N Block Model 22 QUESTemp ° 48N Block Model Sensors 1, 2, & 3 Multiplexer Gain Keypad A/D Microprocessor LCD RS232 Printer Power Controller Battery Data Memory Program Memory Block model
Page 27 - ACGIH; Screening Criteria for Heat Stress Exposure. WBGT values in; Appendix B; Power
Appendix B ACGIH 23 Appendix B: Heat Exposure Tables ACGIH Screening Criteria for Heat Stress Exposure. WBGT values in C. NOTE: according to the ACGIH’s guidelines, the temperature values represent a work and rest process which is explained in the standards. Please refer to the ACGIH TLVs and BEIs...
Page 28 - ACGIH Clothing Corrections; 8N, the value is added to the; United States Navy
Appendix B ACGIH Clothing Corrections 24 ACGIH Clothing Corrections The following clothing corrections are in degrees Celsius. When a clothing correction is entered into the setup portion of the QUESTemp 48N, the value is added to the WBGT only for looking up the stay times. The WBGT value display...
Page 30 - Flag Degrees F; Flag Degrees C
Appendix B Flag Conditions for U.S. Navy/Marine Corp. Ashore 26 Flag Conditions for U.S. Navy/Marine Corp. Ashore The following chart details the heat stress monitoring Flag Conditions for U.S. Navy/Marine Corp. Ashore in Degrees Fahrenheit and Celsius. * Rest means minimal physical activity (sittin...
Page 31 - Appendix C: Accessories; Appendix C
Appendix C: Accessories (sold separately) 27 Appendix C: Accessories (sold separately) Replacement Relative humidity sensor (one included) 57-317 Sensor array with 2-inch Globe and removable RH sensor (one included) 57-909 Sensor alignment salt at 75% [ NaCl (sodium chloride)] (one included) 100-452...
Page 32 - Appendix D: Software; live data; DMS quick overview; Heat Stress; Appendix D
Appendix D: Software 28 Appendix D: Software The QUESTemp 48N has the flexibility to be set up and controlled through computer software. The programmable start and stop time feature is only accessible through the computer. The instrument also has the capability of sending live data while measuring...
Page 33 - Data Finder and quick reports
Appendix D: Software Data Finder and quick reports 29 4. Click on the button in the Instrument Communications page while Data finder checkbox is checked (see 3 below). Note: The data Finder page will appear. See next section. Figure 1-34: Communicating with the QT ⁰ 48N and DMS Data Finder and qui...
Page 34 - select the button to generate a report with basic; Figure 1-37: Analyze button opens to the panel layout page
Appendix D: Software Data Finder and quick reports 30 Quick Report: select the button to generate a report with basic information and a summary table of your downloaded data. Figure 1-36: Quick Report Analyze: allows you to add charts/graphs and customize how they will appear in a report. Tip: a...
Page 35 - Appendix D: Quest Service; Customer service; Contacting 3M Instrumentation; Fax; International customers; given under “Contacting 3M” above.; Calibration; Warranty
31 Appendix D: Quest Service Contacting Quest Technologies Customer service Contacting 3M Instrumentation Should your 3M equipment need to be returned for repair or for recalibration, please contact the service department at the following number or access the online form via the website. For technic...
Page 36 - Personal Safety Division; About Us; comply with applicable occupational standards and regulations.; About 3M Personal Safety
Personal Safety Division 3M Detection Solutions 1060 Corporate Center Drive Oconomowoc, WI 53066 ISO 9001 Registered Company ISO 17025 Accredited Calibration Lab Customer Service: 262-567-9157 Toll Free: 800-245-0779 www.3m.com/detection3M is a trademark of 3M Company used under license in Canada. P...
