3M WIBGET WB-300 User Manual Download Page 1 | Manualshive

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3M Occupational Health and Environmental Safety Division

3M

TM

WIBGET

TM

Heat Stress Monitor WB-300

WIBGET WB-300 User Manual

www.

GlobalTestSupply

.com

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Summary of Contents for WIBGET WB-300

Page 1: ...Occupational Health and Environmental Safety Division 3MTM WIBGETTM Heat Stress Monitor WB 300 WIBGET WB 300 User Manual www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 2: ...uracy of the instrument Repair should be completed by authorized service personnel only Caution General Replacement of 9 V alkaline battery only in a non hazardous locations If recharging with a NiHM Battery pack recharge only in a non hazardous environment A non condensing environment is required for proper measurements Do not charge battery outside the range of 0 C to 40 C 32 F to 104 F Battery ...

Page 3: ...ta 6 Setup 7 Placing the WB 300 on site for monitoring testing 7 Operational Check 8 Power Options 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 11 12 12 12 Figures Figure 1 Wet bulb and maintenance 4 Figure 2 Keypad keys identified 5 Figure 3 Sensors identified 6 Figure 4 Data measurement screen examples 7 Figure 5 NiMH Battery Pack 9 ii Table of Contents www GlobalTestSupply com Find Quality Products On...

Page 4: ...ral wet bulb The WB 300 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 and cause high readings If the wick is discolored it should be replaced To replace the wick slide the old wick off the top of the sensor Place a new wick over the sensor mak...

Page 5: ... hand corner of the display Enter setup changes While in Setup screen press to enter or select setup changes Setup The key allows changing the setup parameters Two parameters are available Celsius or Fahrenheit and language selection Setup Press setup to access the parameters Use the arrow keys to switch between the two parameters Press the enter key to change the parameters Press setup again to e...

Page 6: ... on an individual due to either direct light or hot objects in the environment This is accomplished by placing a temperature sensor inside a blackened copper sphere and measuring the temperature rise The WBGT index is based on the response of a 6 inch diameter globe The WB 300 uses a 2 inch diameter globe for a faster response time The temperature of the 2 inch globe is correlated to match that of...

Page 7: ...splay WBGT outdoor 0 7WB 0 2G 0 1DB denoted as WBGTo on the display NOTE The resulting WBGTi WBGTo can be compared to indices of work rest regimens or stay times based upon the work loads Please see Appendix B for published heat exposure tables Displayed Data When powered on the previously viewed measurement screen will be displayed To view data screens press the or keys Data Screens The following...

Page 8: ...ed water and that the cotton wick is clean and fully wetted After adding water or placing the unit in a new environment allow ten minutes for the globe and wet bulb readings to stabilize A series of dashes appear in the display if one of the following occur The temperature is outside of its allowable range A temperature sensor has failed Operational Check A verification module 3M ID 70071581246 ma...

Page 9: ...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 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...

Page 10: ...tween 32o F to 212o F Operating Temperature Range Sensor Assembly 5o C to 100o C 23o F to 212o F Electronics 5o C to 60o C 23o F to 140o F Power Options 9V alkaline 7 2V NiMH rechargeable pack charged in the unit or AC adapter wall power cube AC adapter will power the unit or recharge the NiMH battery pack Battery Life 9V alkaline 140 hours Rechargeable Nickel Metal Hydride 300 hours Charge Time N...

Page 11: ... 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 0 28 0 27 0 Values not specified by ACGIH have been estimated for continuity Cited from American Conference of Governmental Industrial Hygienists Threshold Limit Values a...

Page 12: ...2 55 2 15 1 30 93 0 4 25 3 50 3 15 2 40 2 00 1 25 94 0 4 05 3 35 3 00 2 25 1 50 1 15 95 0 3 45 3 15 2 45 2 15 1 45 1 10 96 0 3 25 3 00 2 30 2 05 1 35 1 05 97 0 3 10 2 45 2 20 1 55 1 25 1 00 98 0 2 55 2 35 2 10 1 45 1 20 0 55 99 0 2 40 2 20 2 00 1 40 1 15 0 50 100 0 2 30 2 10 1 50 1 30 1 10 0 45 101 0 2 20 2 00 1 40 1 25 1 05 0 45 102 0 2 10 1 50 1 35 1 15 1 00 0 40 103 0 2 00 1 45 1 25 1 10 0 55 0...

Page 13: ...it is maintained and used in accordance with 3M instructions and or recommendations If any component becomes defective during the warranty period it will be replaced or repaired free of charge This warranty does not apply to units that have been altered or had repair attempted or that have been subjected to abuse accidental or otherwise The above warranty is in lieu of all other express warranties...

Page 14: ... Printed in U S A 3M and WIBGET are trademarks of 3M Used under license in Canada 2011 3M Company All rights reserved 34 8706 7556 7 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

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