3M QUESTemp 44 User Manual Download Page 3

Page: 3 / 43

ii Contents

053-664, Rev.C

QUESTempº 44 & 46 models

Contents

Introduction.............................................................................................................. 1

QUESTempº Models ............................................................................................... 1

Getting Started ........................................................................................................ 2

Up and Running overview ..................................................................................... 2

Keypad Operation ................................................................................................. 2

I/O Enter key

…………………………………………………………………………………

..3

Up Arrow key

…………………………………………………………………………………

Down Arrow key

………………………………………………………………………………

Run/Stop key

………………………………………………………………………………….

Escaping or moving back one screen

………………………………………………………

Turning on/off and basic operation ................................................................. 4

Placing the QUESTemp

44/46 on the job site ................................................. 4

Sensors .................................................................................................................. 5

About the sensor bar ..................................................................................... 5

Globe thermometer ....................................................................................... 5

Waterless wetbulb sensor and relative hiumidity sensor ................................... 5

Dry bulb thermometer ................................................................................... 5

Remote, Sensors 2 and 3 ..................................................................................... 6

Tri-sensor weighted average .......................................................................... 6

Measurements ....................................................................................................... 7

Waterless wetbulb ......................................................................................... 7

Computing waterless wetbulb and wind speed

…

……………………………………………..…….

WetBulb globe temperature ........................................................................... 8

Stay times/rest times (QT

46 only) ................................................................. 8

Heat index/Humidex ...................................................................................... 8

Airflow .......................................................................................................... 8

Thermal comfort ............................................................................................ 9

Operating QUESTempº 44/46 ............................................................................. 10

Contents

Summary of Contents for QUESTemp 44

Page 1: ...empo 44 and QUESTemp o 46 User Manual 3M 2011 All Rights Reserved 3M Occupational Health and Environmental Safety Division 3M QUESTemp Heat Stress Monitors Market Leader From the Robust Construction From the ...

Page 2: ...rks Quest Technologies the Quest logo and QuestSuite TM Professional II are registered trademarks of Quest Technologies All rights are reserved Microsoft and Windows are registered trademarks of Microsoft Inc Updates In the interests of continuous product improvements Quest Technologies reserves the right to make changes to product specifications without notice To understand the latest updates tha...

Page 3: ...ic operation 4 Placing the QUESTempº 44 46 on the job site 4 Sensors 5 About the sensor bar 5 Globe thermometer 5 Waterless wetbulb sensor and relative hiumidity sensor 5 Dry bulb thermometer 5 Remote Sensors 2 and 3 6 Tri sensor weighted average 6 Measurements 7 Waterless wetbulb 7 Computing waterless wetbulb and wind speed 7 WetBulb globe temperature 8 Stay times rest times QTº46 only 8 Heat ind...

Page 4: ...low functionality 18 Operating sequence 19 Data logging airflow 19 Batteries for air probe 19 Operational check 19 Power options 20 9 Volt alkaline battery replacement 20 Approved 9 volt batteries 20 NiMH battery pack 21 Appendix A Specifications 22 Appendix B Heat Exposure Tables 24 ACGIH 24 ACGIH Clothing Corrections 25 United States Navy 25 Flag Conditions for U S Navy Marine Corp Ashore 27 Ele...

Page 5: ...1 2 Keypad explained 3 Figure 1 3 Main menu of the QTº44 46 4 Figure 1 4 About sensor bar and serial number 5 Figure 1 5 Sensors identified 5 Figure 1 6 Viewing measured data 10 Figure 1 7 Setting the airflow for Waterless Wetbulb sensor 11 Figure 1 8 Run mode indicator 12 Figure 1 9 Wet and Dry screen 13 Figure 1 10 Globe screen 13 Figure 1 11 WBGTi WBGTo screen 13 Figure 1 12 RH and H I HU scree...

Page 6: ...ng your studies from QSP II 31 Figure 1 28 Downloaded data 31 Figure 1 29 Viewing layout view charts and graphs in QSP II 32 Figure 1 30 Saving a customized template of the layout view charts graphs 34 Figure 1 31 Sample Heat Stress report from QSP II 35 List of Tables Table 1 1 Example of a memory table 15 Table 1 2 Downloading data in QSP II explained 32 Table 1 3 Explanation of panels graphs an...

Page 7: ...obe Temperature WBGT which is a widely used method to monitor environmental conditions related to heat stress Figure 1 1 QUESTempº 44 46 in a thermal environment QUESTempº Models QUESTempº 44 and QUESTempº 46 both measure and calculate the dry bulb wet bulb globe WBGT indoors WBGT outdoors relative humidity and Heat Index or Humidex With the QUESTempº 46 you have the capability to measure stay tim...

Page 8: ...a in a safe location approximately 3 5 feet off the ground 2 Turn the unit On If the battery voltage displayed during the power on sequence is less than or equal to 6 4 volts replace or recharge the batteries 3 Be aware that the sensors require 10 minutes to stabilize to a new environment 4 In the main menu View will be selected an indicator arrow denotes the selected menu Press the I O Enter key ...

Page 9: ...ay to view the next available sensor bar indicated in the upper right corner of the display Up Arrow key Changes items appearing in the display Scrolls up Down Arrow key Changes items appearing in the display Scrolls down Run Stop key From the menu or view modes pressing this key starts or stops the run mode Pressing this key will exit the setup print or reset modes Escaping or moving back one scr...

Page 10: ...s Then repeatedly press the I O enter key to toggle through the languages Once selected all menus and measurement screens will change to the selected language To return to the main menu press the Run Stop key 4 To return to the main menu press and hold the I O Enter key 3 2 1 countdown will appear and the main menu will display a To select an option on the main menu press the up or down arrow unti...

Page 11: ...of a 6 inch diameter globe The QUESTemp uses a 2 inch diameter globe for a faster response time The temperature of the 2 inch globe is correlated to match that of a 6 inch globe Waterless Wetbulb Sensor and Relative Humidity Sensor The relative humidity sensor middle position is used to calculate the Waterless Wetbulb from a combination of dry bulb temperature humidity and wind speed measurements ...

Page 12: ...ge WBGT reading per ISO 7243 Change the displayed sensor bar by pressing and releasing the enter key The upper right corner of the display shows the current sensor bar 1 refers to the top sensor bar 2 and 3 are labeled on the side of the unit W indicates the weighted average which only appears if a WBGT is displayed and all three of the sensor bars are attached Tri sensor weighted average Per the ...

Page 13: ...ing the of Relative Humidity Dry Bulb Temperature and Globe Bulb Temperature to determine the psychrometric wetbulb The psychrometric wetbulb value is adjusted based on airflow to provide the waterless wetbulb estimate Computing Waterless wetbulb and wind speed When computing the waterless wetbulb you can increase accuracy by setting the airflow to the current environments wind speed The recommend...

Page 14: ...b temperature and relative humidity Based upon charts available from the U S National Weather Service Heat Index represents how an average person feels relative to climate conditions For a given temperature the higher the humidity the higher the heat index The Heat Index is defined over a temperature range of 70 F 120 F 21 C 49 C and a relative humidity range of 30 99 Outside of this range the ins...

Page 15: ...t indices Predicted Mean Vote PMV and Predicted Percent Dissatisfied PPD help predict the thermal satisfaction level of a person with their indoor environment The PMV is a rating scale of 3 to 3 where 3 is much to warm 3 is much too cool and 0 is thermally neutral The PPD reflects what percent of people in a given location would be dissatisfied with their thermal surroundings The formulas used by ...

Page 16: ...display Then the menu screen will appear see Figure 1 3 page 4 for an example Setup Allows changing temperature units language time date logging rate selecting between Heat Index and Humidex turning air flow on or off and setting stay time parameters To Setup parameters do one of the following 1 From the main menu select Setup by pressing the I O Enter key 2 Use the Arrow keys to select an item li...

Page 17: ...uire using the Up Down Arrows and I O Enter keys to modify each number NOTE at any time you can move back one level by pressing the Run Stop key 4 Exit Setup by pressing the Run Stop key Setup for Waterless Wetbulb measurement airflow rate For the Waterless Wetbulb sensor calculation an airflow rate or wind speed of 0 3 m s is recommended and is the default setting of the instrument NOTE only QTº4...

Page 18: ...es you to clear the logged data from memory Press the I O Enter key to enter the Reset mode Clear the memory by holding down the I O Enter key while the display counts down from three Run The run mode begins a session in memory and logs the data 1 Begin a session by pressing the Run Stop key from the view mode or measurement view An asterisk in the lower right corner indicates the run mode To togg...

Page 19: ...hed An asterisk in the lower right corner indicates that the unit is in the run mode and is logging data The following measurements can be accessed on the display Screen 1 WET Wet bulb DRY Dry bulb Figure 1 9 Wet and Dry screen Screen 2 GLOBE Figure 1 10 Globe screen Screen 3 WBGTi Indoors WBGTo Outdoors Figure 1 11 WBGTi WBGTo screen Screen 4 RH Relative Humidity H I or HU Heat Index or Humidex F...

Page 20: ...led Stay times temperatures are outside of the their defined range Stay Time The screen s displaying stay time data appear different for each of the possible indices If ACGIH is selected the recommended working minutes per hour are shown for each of the workload categories Light L Moderate M Heavy H and Very Heavy VH Please see Figure 1 13 above If the Navy PHELS are selected the recommended worki...

Page 21: ... Heavy H workload categories are displayed below NOTE 4 01 indicates greater than four hours Figure 1 19 EPRI Stay time screen Data Logging Data from each sensor is recorded at the interval set by the logging rate Every time Run Stop is pressed a session is either started or ended in memory Each session contains a header with time date and summary information Memory Table Gives the number of loggi...

Page 22: ...ting Figure 1 20 Sample printout page 1 QUEST TECHNOLOGIES Page 1 HEAT STRESS REPORT File Name _________________________ Questemp 36 Rev 1 00 Serial TK09090909 Employee _________________________ Facility _________________________ Session 3 Start 21 FEB 08 11 07 32 Department _________________________ Stop 21 FEB 08 11 10 15 Job _________________________ Printed 21 FEB 08 11 16 00 Comments Notes___...

Page 23: ...tion 1 0 C TIME WBGTi WBGTo WET DRY GLOBE RH HI L M H VH 11 08 79 9 79 3 69 4 98 9 104 5 15 0 60 45 30 15 11 09 80 8 80 2 70 3 99 2 105 6 15 0 60 45 30 15 Session 3 Page 4 Sensor 3 Degrees Fahrenheit Stay Times ACGIH Acclimated WBGTi clo correction 1 0 C TIME WBGTi WBGTo WET DRY GLOBE RH HI L M H VH 11 08 68 6 68 1 58 3 88 0 92 7 11 0 60 60 60 60 11 09 68 8 68 4 58 6 88 3 92 9 11 0 60 60 60 60 Ses...

Page 24: ...or s measuring tip is fragile be cautious if measuring in ducts The Air Probe may be either hand held or mounted behind the QUESTemp 46 using the mounting bracket hooked to the sensor bar beneath the center bulb sensor See Figure 1 22 below A green lamp indicator in the Air Probe indicates that it is turned on and the battery is good If the green indicator turns off while the switch is in the On p...

Page 25: ...be uses a single NiMH Black Decker VersaPak Gold battery Typical operating time of the battery is between 6 and 8 hours To change the battery push in and twist counterclockwise the cap on the bottom of the Air Probe Pull out the battery Insert a fully charged battery and replace the cap To recharge the batteries set the battery into the VersaPack charger The supplied charger accepts one or two bat...

Page 26: ... simply allow for line power operation of the unit Figure 1 23 9 volt battery 9 Volt Alkaline Battery Replacement WARNING Replace batteries only in a non hazardous environment The 9 volt battery should be replaced or the NiMH battery pack should be recharged when the voltage drops below 6 4 volts The battery voltage is displayed when the instrument is turned on While turned on the battery voltage ...

Page 27: ... is charged in the instrument using Quest s AC 120V AC to 9V DC adapter part 015 910 or 220V AC to 9V DC adapter part 015 680 A discharged battery pack requires an overnight charge of 16 hours for the 120V adapter Leaving the AC adapter plugged in for extended lengths of time or when operating the instrument will not harm the rechargeable batteries Figure 1 24 NiMH rechargeable battery ...

Page 28: ...Spanish Italian German Housing Designed water resistant to a light rain or mist If rain is frequent best practice would be to remote the sensor bar and keep the instrument sheltered 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 Sensor Types Temperature 1000 ohm platinum RTD Humidity Integr...

Page 29: ...arged in the unit or AC adapter wall power cube AC adaptor will operate the unit or recharge the NiMH battery pack Battery Life 9V alkaline 80 hours Rechargeable Nickel Metal Hydride 160 hours Adding additional sensor bars reduces battery life Charge Time NiMH Battery Pack 16 hours charge in the unit Air Probe Accessory Range 0 20 meters per second 0 1m s increments Sensor Omni directional heated ...

Page 30: ...ds Please refer to the ACGIH TLVs and BEIs for specific details Work and recovery TLV Light Moderate Heavy Very Heavy 75 to 100 31 0 28 0 26 0 23 5 50 to 75 31 0 29 0 27 5 25 5 25 to 50 32 0 30 0 29 0 28 0 0 to 25 32 5 31 5 30 5 30 0 Work and recovery Action Limit Light Moderate Heavy Very Heavy 75 to 100 28 0 25 0 22 5 20 0 50 to 75 28 5 26 0 24 0 22 5 25 to 50 29 5 27 0 25 5 24 5 0 to 25 30 0 29...

Page 31: ...dustrial Hygienists Threshold Limit Values and Biological Exposure Indices for 2008 Reprinted with permission from ACGIH United States Navy Physiological Heat Exposure Limits PHEL Time Table Without the presence of fuel combustion gases fuel vapors The recommended working hours are shown based on a maximum of eight hours Naval personnel will follow a category I VI based upon their function PHEL Cu...

Page 32: ...20 1 05 0 50 0 35 105 0 1 40 1 30 1 15 1 00 0 45 0 30 106 0 1 35 1 25 1 10 0 55 0 45 0 30 107 0 1 30 1 15 1 05 0 50 0 40 0 25 108 0 1 20 1 10 1 00 0 50 0 35 0 25 109 0 1 15 1 05 0 55 0 45 0 35 0 25 110 0 1 10 1 00 0 50 0 40 0 30 0 20 111 0 1 05 1 00 0 50 0 40 0 30 0 20 112 0 1 00 0 55 0 45 0 35 0 25 0 20 113 0 0 55 0 50 0 40 0 35 0 25 0 15 114 0 0 55 0 45 0 40 0 30 0 25 0 15 115 0 0 50 0 45 0 35 0...

Page 33: ...nded working hours are shown based on a maximum of four hours A time of 4 01 indicates greater than 4 hours WBGT C Light Moderate Heavy 28 4 01 4 01 3 00 29 4 01 4 00 2 00 30 4 01 3 00 1 30 31 4 01 2 00 1 15 32 4 00 1 30 1 00 33 3 30 1 15 0 45 34 3 00 1 00 0 40 35 2 30 0 53 0 35 36 2 00 0 45 0 30 37 1 45 0 40 0 25 38 1 30 0 35 0 20 39 1 15 0 33 0 18 40 1 00 0 30 0 15 41 0 53 0 28 0 42 0 45 0 25 0 ...

Page 34: ...5 100 Foot shielded remote sensor cable 53 926 200 Foot shielded remote sensor cable 53 927 Serial computer cable 54 715 Parallel printer cable 56 875 120VAC to 9VDC adapter 15 910 220VAC to 9VDC adapter 15 680 Verification module 53 923 Tripod 59 045 Replacement wicks 56 679 Water bottle 2 oz 56 068 User s manual 56 663 Air Probe Accessories NiMH battery 53 039 Dual 120 volt charger 53 037 Dual 2...

Page 35: ...cs retrieving your data setting up parameters and downloading your data and viewing your data in charts graphs and reports For further details on QSP II please refer to the online Help and select Contents Retrieving your studies into QSP II Loading your studies entails loading the software plugging in the Quest supplied cable into the data connector output of the QUESTemp 44 46 and navigating to r...

Page 36: ...ownloaded node See next section Downloaded Node for more details Downloaded Node where your data is stored When you retrieve the files from the QUESTº 44 46 into QSP II the data is automatically stored under the node titled Downloaded and a generic name is assigned to your data Analogy The concept of storing files is similar to how your inbox works in Microsoft Outlook In Outlook the files are aut...

Page 37: ...explanation of QSP II s filing system Figure 1 28 Downloaded data Downloaded Node Study file Once selected the bi pane view of QSP II will display charts and graphs called panels on right side of screen Control Pane A filing system which stores all of the data i e heat stress data My Instruments Select a meter and then use it to retrieve data setup parameters and set date and time My Data A sectio...

Page 38: ...sion folder stores one study or a series of studies A number of studies in a session file depend on the number of studies Run Stops that are stored in the instrument when data is retrieved The data will stay on the instrument until you clear it Study A study is comprised of data from one sampling performed when you press Run then Stop on the QTº44 46 Once selected you can customize the panels char...

Page 39: ...e the layout view lock it print reports and access to the help files Table 1 3 Explanation of panels graphs and charts components Adding Panels charts graphs 1 Ensure you selected the appropriate study and are viewing panels graphs charts on the right hand side of your screen 2 Click on the Add icon 3 Select a chart or graph An edit screen may appear Select the appropriate settings and click Ok It...

Page 40: ...the order that the panels charts graphs appear on your computer screen To rearrange click on the title of a chart or table Then drag and drop the chart table on the title bar of a panel you wish to move it to For example click and drag the last panel on top of the first panel If your cursor displays this icon it indicates the panel cannot be dropped into the current position of your cursor If your...

Page 41: ...eport and click Delete Report To save the report in an alternative folder directory i e on your desktop and then you can email it and share the information select Save As and add it to a directory or folder on your pc or network 2 Alternatively select the Printer Icon when the Session or Study data is displayed in the chart and tables panels When the Generate Reports Icon is selected the following...

Page 42: ...rranty Quest Technologies warrants our instruments to be free from defects in materials and workmanship for one year under normal conditions of use and service For United States customers we will replace or repair our option defective instruments at no charge excluding batteries abuse misuse alterations physical damage or instruments previously repaired by other than Quest Technologies Microphones...

Page 43: ...ion heat stress indoor air quality and toxic combustible gases Quest monitoring instruments serve a variety of occupations and industries with clients in mining research enforcement military education insurance and manufacturing business sectors Visit www questtechnologies com for further information Occupational Health Environmental Safety Division Quest Technologies a 3M company ISO 9001 Registe...

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