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Heat Stress Meter 

with data logger & 

Bluetooth  

 

BL-H1 

 

Instruction Manual 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Summary of Contents for BL-H1

Page 1: ...Heat Stress Meter with data logger Bluetooth BL H1 Instruction Manual...

Page 2: ...5 MATERIALS SUPPLIED 6 POWER SUPPLY 7 METER COMPONENTS 8 KEYPAD 10 SETUP 11 MEASUREMENT PROCEDURES 16 DATALOGGER 20 BATTERY REPLACEMENT 23 TROUBLESHOOTING 24 PC CONNECTION 25 APPENDICES 29 OPTIONAL A...

Page 3: ...d meet OSHA or other safety standards for high temperatures to avoid heat exhaustion and heat related injuries during athletic events military exercises and industrial activities This meter features a...

Page 4: ...curate microcomputer circuit Highly accurate Pt sensor for globe temperature measurement Fast response time for humidity measurement Direct measurement of the radiation effect with a 46 mm black ball...

Page 5: ...5 MATERIALS SUPPLIED Meter Black Ball with Sensor BL 10C 2 500mAh 3 7V Rechargeable Li ion Battery Instruction Manual...

Page 6: ...by a screw driver and remove battery cover located at the bottom rear of the unit 2 Install one 3 7V Rechargeable Li ion Battery ensuring the polarity is correct and the batteries are firmly seated 3...

Page 7: ...COMPONENTS Front of meter Back of meter Side of Meter...

Page 8: ...ld MAX MIN Frozen Minimum Maximum WBGT Wet Bulb Globe Temperature AIR Air temperature DP Dew point temperature WB Wet bulb temperature TG Globe ball temperature RH Relative humidity C C F Wet bulb tem...

Page 9: ...s Press 3 Turns meter On and Off Press 1 to SET Confirm setting Press 1 to change Indoor Outdoor Press 3 CLEAN the MAX and MIN records Press 1 to HOLD MAX MIN Press 1 DB DP WB TG Press 3 To get into s...

Page 10: ...pdates its readings every 2 seconds or the selected sampling time Note Do not hold the meter close to your face while taking measurements because exhaling affects CO2 levels UP Key Press 1 to select I...

Page 11: ...y readings 4 Press 3 to CLEAN minimum and maximum records and start to a measurement run LEFT Key Air Dew Point and Wet Bulb Temperature Press DP WBT to switch temperature modes The lower left of the...

Page 12: ...setting menu Power Bluetooth ON or OFF Roll to the preferred Auto Power Off time and confirm it Roll to the preferred Auto Screen Off time and confirm it Preset value is 2 seconds Roll to minute and...

Page 13: ...Roll to the preferred scale The preset volume is 30 C can roll to it and adjust the value If over setting volume audio Beep will alarm every 2 seconds...

Page 14: ...F 25 C 77 F 75 work 25 rest 30 6 C 87 F 28 C 82 F 25 9 C 78 F 50 work 50 rest 31 4 C 89 F 29 4 C 85 F 27 9 C 82 F 25 work 75 rest 32 2 C 90 F 31 1 C 88 F 30 C 86 F Source AAGIH 1992 The American Confe...

Page 15: ...Discretion is required in planning intense physical activity 29 5 31 C 85 87 9 F Yellow Intense activity for new and non acclimated persons should be curtailed 31 1 32 2 C 88 89 9 F Red Intense exerci...

Page 16: ...1 F Accuracy 0 50 C 1 5 C others 3 0 C or 32 122F 3F others 6 0 F Wet Bulb Range 20 to 60 C 40 to 140 F Resolution 0 1 C 0 1 F Accuracy 0 50 C 1 5 C others 3 0 C or 32 122F 3F others 6 0 F Humidity R...

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