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QUESTemp

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32

Thermal Environment Monitor

Operator’s Manual

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Содержание QUESTemp 32

Страница 1: ...QUESTemp 32 Thermal Environment Monitor Operator s Manual ...

Страница 2: ...2 Copyright 5 2004 Revision B P N 056 661 ...

Страница 3: ...OBE THERMOMETER 7 DRY BULB THERMOMETER 8 RELATIVE HUMIDITY SENSOR 8 6 REMOTE SENSORS 2 AND 3 8 TRI SENSOR WEIGHTED AVERAGE 8 7 OPERATIONAL CHECK 9 8 POWER OPTIONS 9 9 VOLT ALKALINE BATTERY REPLACEMENT 10 APPROVED 9 VOLT BATTERIES 10 NIMH BATTERY PACK 11 9 USING THE QUESTEMP 11 10 SPECIFICATIONS 12 11 PRODUCT MARKINGS AND SPECIAL CONDITIONS 14 12 APPENDIX A HEAT EXPOSURE TABLES 15 13 APPENDIX B ACC...

Страница 4: ... location approximately 3 5 feet off the ground 3 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 4 Use the arrow keys to set the display to the desired items 5 Allow 10 minutes for the sensors to stabilize to the environment before taking readings ...

Страница 5: ...GT indoor 0 7WB 0 3G WBGT outdoor 0 7WB 0 2G 0 1DB The resulting WBGT can then be compared to published charts showing the allowable work rest regimens stay times for given work loads Appendix A of this manual shows the table published by the ACGIH HEAT INDEX HUMIDEX The Heat Index is determined using the dry bulb temperature and relative humidity Based upon charts available from the U S National ...

Страница 6: ...w the next available sensor bar indicated in the upper right corner of the display UP ARROW Changes which items appear in the display Scrolls up DOWN ARROW Changes which items appear in the display Scrolls down SETUP Allows changing the setup parameters Three parameters are available Celsius or Fahrenheit the language and Heat Index or Humidex Press setup to access the parameters Use the arrow key...

Страница 7: ...idity on an individual Relative humidity and air flow are taken into account by measuring the amount of evaporative cooling taking place at a thermometer covered with a moistened wick The QUESTemp uses a cotton wick immersed into a reservoir containing distilled water Ordinary tap water should not be used as the contaminants that are left behind after evaporation will shorten the life of the wick ...

Страница 8: ...h a remote cable Shelter the instrument and remote the sensor bar if the measured environment is expecting heavy rain or if temperatures are above 60 C The sensor 2 and sensor 3 jacks on the side of the instrument allow simultaneous monitoring of up to three sensor arrays using connecting cables Cable lengths of up to two hundred feet 61 meters may be used without a decrease in accuracy provided t...

Страница 9: ...nd plug the verification module into the top of the unit With the QUESTemp set to read in degrees Celsius verify that the displayed readings match those printed on the module within 0 5 C If the readings are not within the 0 5 C tolerance then have the unit serviced and calibrated 8 POWER OPTIONS There are 3 options for powering the QUESTemp a 9 volt alkaline battery a NiMH Nickel Metal Hydride re...

Страница 10: ...s below 6 4 volts The battery voltage is displayed when the instrument is turned on While turned on the battery voltage can be displayed at any time by pressing the up or down arrow keys to move through the display until the battery voltage screen appears If while operating the battery voltage drops below 6 4 volts the display will automatically switch to the display showing the battery voltage al...

Страница 11: ...hould 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 unit away from anything that might block radiant heat or airflow A 1 4 x20 threaded bushing on the bottom of the instrument allows mounting to a standard photographic tripod Do not stand close to the unit during sampling Make sure that the wet bulb res...

Страница 12: ...r 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 Integrated circuit with capacitive polymer sensor Accuracy Temperature 0 5 C between 0 C and 100 C Relative Humidity 5 Operating Temperature Range S...

Страница 13: ... rechargeable pack charged 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 140 hours Rechargeable Nickel Metal Hydride 300 hours Adding additional sensor bars reduces battery life Charge Time NiMH Battery Pack 16 hours charge in the unit Safety Approvals ETL cETL Class I II III Groups A B C D E F G Temperature co...

Страница 14: ...004 and so forth Special conditions for safe use 1 Only the following battery types may be used Non rechargeable battery Type Manufacturer U9V Ultralife MN1604 Duracell 522 or EN22 or 6LR61 Energizer A1604 or BR232 Rayovac 6LR61 or 6AM6 Panasonic Rechargeable battery Integral NiMH battery pack type DC2121 2 The batteries may not be replaced or charged within the hazardous area 3 The rechargeable b...

Страница 15: ... 85 1 83 3 81 5 25 Work 32 5 31 0 30 0 29 5 75 Rest 90 5 87 8 86 0 85 1 Unacclimatized Work Very Demands Light Moderate Heavy Heavy 100 Work 27 5 25 0 22 5 81 5 77 0 72 5 75 Work 29 0 26 5 24 5 25 Rest 84 2 79 7 76 1 50 Work 30 0 28 0 26 5 25 0 50 Rest 86 0 82 4 79 7 77 0 25 Work 31 0 29 0 28 0 26 5 75 Rest 87 8 84 2 82 4 79 7 from American Conference of Governmental Industrial Hygienists Threshol...

Страница 16: ...e sensor cable 53 924 25 Foot shielded remote sensor cable 53 925 100 Foot shielded remote sensor cable 53 926 200 Foot shielded remote sensor cable 53 927 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 56 661 ...

Страница 17: ...ust obtain a return authorization prior to shipment We reserve the right to refuse any shipments forwarded without prior authorization The following information will expedite the service process and is required when obtaining return authorization 1 Model and serial number of each instrument 2 Description of work required and symptoms of any failures for each instrument 3 VISA MasterCard or America...

Страница 18: ...rter warranty periods This warranty states our total obligation in place of any other warranties expressed or implied Our warranty does not include any liability or obligation directly resulting from any defective instrument or product or any associated damages injuries or property loss including loss of use or measurement data For warranty outside the U S A a minimum of one year warranty applies ...

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