Hadex MS6531B Instruction Manual Download

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Distance to Spot Ratio

The distance to spot ratio (D:S) for this meter is: 12:1.

Example: Measurement from a distance of 300mm away will produce a
measurement spot of approx. 25mm in diameter. Figure 1 shows a
diagram of how distance to spot ratio works.

Figure 1

Summary of Contents for MS6531B

Page 1: ...Instruction Manual MS6531B Please read carefully before operating and keep this manual for reference ...

Page 2: ...res 2 3 Uses 3 4 Safety Information 3 5 Distance to Spot Ratio 4 6 Technical Specifications 5 7 Buttons and Components 7 8 Display Description 8 9 Operating Instructions 9 10 Additional Notes 13 11 Accessories and Table of Emissivity 15 ...

Page 3: ...ide temperature range 2 Features Fast measurement Non contact infrared measurement Built in dual laser sight for faster and more accurate targeting Adjustable Emissivity 0 1 to 1 0 range for multiple surface types Temp unit conversion maximum minimum average difference displays Resolution 0 1 C 0 1 F High low temperature alarm settings Automatic range data hold and auto power functions ...

Page 4: ... food services security fire prevention chemical storage and transport industries 4 Safety Information When laser beam is active use with caution DO NOT aim laser beam at a person s animal s eyes DO NOT use the laser beam near explosive gas ...

Page 5: ...e distance to spot ratio D S for this meter is 12 1 Example Measurement from a distance of 300mm away will produce a measurement spot of approx 25mm in diameter Figure 1 shows a diagram of how distance to spot ratio works Figure 1 ...

Page 6: ...e 500ms Spectral Response 8 14µm Low High Alarm Low High Polarity Display Automatic no indication for positive indicates negative Laser Pointers Output 1mW 630 670nm class 2 II laser Auto Power Off IRT will turn off after 30s of non use Operating Temperature 0 C 50 C 32 F 122 F Storage Temperature 20 C 60 C 4 F 140 F Relative Humidity Operating 10 90 RH Storage 80 RH Battery 9V battery Weight 250g...

Page 7: ...is carried out at a temperature between 18 C and 28 C 64 F to 82 F and relative humidity below 80 Make sure that the target is larger than the meter s visual spot size The smaller the target the closer the meter should be ...

Page 8: ...7 7 Buttons and Components 1 Laser Sight 2 Infrared Sensor 3 Measurement Trigger 4 Battery Cover 6 Mode Button 7 Laser Backlight Button 8 Temp Unit Button 9 LCD Display ...

Page 9: ...2 Main Measurement Display 3 Mode 4 Secondary Measurement Display 5 Fahrenheit 6 Celsius 7 Low Battery 8 Low Alarm Indication 9 High Alarm indication 10 Buzzer Indication 11 Measurement Indication 12 Measurement Lock 13 Laser Pointers On Off ...

Page 10: ...gger Note Environmental temperature can affect the accuracy of the reading It is recommended the meter be placed in the measurement environment for 30 min prior to taking measurement Laser can be turned off for measurements at close range to conserve battery power 9 2 Settings Emissivity default emissivity is 0 95 To change emissivity press MODE until the bottom left shows the E symbol with two ar...

Page 11: ...low alarms are set the meter will beep if the temperature measured is above the high level or below the low level In addition the main display will show Hi or Lo and the icon in the top right corner will turn red or blue to indicate high or low alarm respectively To turn on off the laser pointers during measurement press the down button to switch between the laser pointers on or off To turn on off...

Page 12: ...11 9 3 Battery Replacement When the battery is running low the symbol will appear indicating the battery needs to be replaced Open the battery cove and replace the old battery with a new 9V battery ...

Page 13: ...he closer the meter should be 10 3 Distance to Spot Size As the distance between the surface to be measured and the meter increases the spot increases by the ratio of 12 1 10 4 Hotspot positioning To find a hotspot aim the thermometer outside the area to be measured and then move it around within the correct area to find the hotspots 10 5 Tips Not recommended for measuring on light metal or smooth...

Page 14: ...y be done by qualified personnel DO NOT immerse the thermometer in water DO NOT store the thermometer in an area with high temperature or high humidity 10 7 Emissivity Emissivity characterizes the type material and the amount of radiant energy given off by the material Most organic materials and painted oxidized surfaces have an emissivity of 0 95 ...

Page 15: ...uminum 0 30 Glass 0 90 to 0 95 Asphalt 0 95 Iron Oxides 0 78 to 0 82 Concrete 0 95 Paint 0 80 to 0 95 Asbestos 0 95 Plastic 0 85 to 0 95 Ceramics 0 95 Paper 0 70 to 0 94 Brass 0 50 Plaster 0 80 to 0 90 Brick 0 90 Rubber 0 95 Carbon 0 85 Wood 0 90 Sludge 0 94 Textile 0 94 Frozen Food 0 90 Lead 0 50 Hot Food 0 93 Marble 0 94 Ice 0 98 Cloth black 0 98 Snow 0 90 Sand 0 90 Human Skin 0 98 Water 0 93 ...

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