Sper scientific 801038 Instruction Manual
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Sper scientific 801038 Instruction Manual

Wbgt meter with color-coded lcd alerts
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WBGT Meter
with Color-Coded
LCD Alerts
801038
Instruction Manual
1

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Summary of Contents for Sper scientific 801038

  • Page 1 WBGT Meter with Color-Coded LCD Alerts 801038 Instruction Manual...

  • Page 2: Table Of Contents

    SPECIFICATIONS ........15 WARRANTY ..........16 INTRODUCTION This Sper Scientific multi-functional WBGT heat stress meter (model 801038) provides a simple, color coded WBGT value on a large LCD display. This meter takes the guesswork out of heat stress calculations by translating the OSHA WBGT guidelines into a simple color-coded system.

  • Page 3: Features

    FEATURES • Calculates Heat Index value for Shaded Conditions • Calculates Heat Stress value for Direct Sunlight Conditions • Tripod Mounting for Hands-free operation • Rugged housing • Maximum and Minimum values • Data Hold Function • Protective sleeve for safe transportation •...

  • Page 4: Front Panel Description

    FRONT PANEL DESCRIPTION 1. Black Globe (Brass) 2. Sensor Protective sleeve 3. LCD Display 4. SET Button 5. IN/OUT Button/UP Arrow 6. HOLD Button/DOWN Arrow 7. MIN/MAX/ESC Button 8. TA/TG Button 9. POWER Button...

  • Page 5: Lcd Display

    LCD DISPLAY 1. Audible Alarm Indicator 2. Temperature Units 3. WBGT Value 4. Ambient Relative Humidity Value 5. Low Battery Indicator 6. Hold Data Indicator 7. Auto power-off Indicator 8. Air Temperature/Globe Temperature Value 9. Air Temperature/Globe Temperature Selection 10. Minimum/Maximum Selection 11.

  • Page 6: Set Up

    SET UP Battery Installation This meter uses four AAA batteries. To install the batteries before first use: 1. Locate the battery door on the back of the meter. 2. Push the tab inward to remove the door 3. Insert four new AAA batteries, ensuring correct polarity.
  • Page 7 Disabling the Automatic Power-Off Function 1. Ensure the meter is turned off. 2. Simultaneously press POWER and HOLD for 3 seconds. 3. The meter will beep and the letter n will appear on the screen. This indicates that the function has successfully been disabled. 4.
  • Page 8 Setting the Audible Alarm 1. With the meter turned on, press and hold SET for more than three seconds to enter the SETUP mode. 2. Using the UP and DOWN arrows, scroll through the settings until ALA appears on the screen. 3.

  • Page 9: Calibration

    This meter comes Factory calibrated and can sustain rigorous use without the need for recalibration. Calibration must be performed in a controlled temperature/humidity chamber in a laboratory environment. Self-calibration is not recommended. Sper Scientific offers calibration service for this meter at www.sperdirect.com.

  • Page 10: Measurement Procedures

    MEASUREMENT PROCEDURES For Indoor and Outdoor Shade 1. Press IN/OUT until the word IN is displayed on the screen. 2. The meter will now provide readings relevant to shaded conditions on the LCD screen. For Direct Sunlight Conditions 3. Press IN/OUT until the word OUT is displayed on the screen.
  • Page 11 Min/Max Mode 1. In Normal measuring mode, press MIN/ MAX/ESC to scroll through the minimum and maximum values for all values from the time the meter was last turned on. 2. Press TA/TG to toggle between the Minimum and Maximum Air and Globe Temperatures. 3.
  • Page 12 Using the Color-Code Function Note… The meter defaults to a color-changing display based on the surrounding conditions when it is turned on. The meter will change color according to the following table. The screen will show no color if the conditions are below the OSHA guidelines for possible heat injury.

  • Page 14: Care And Maintenance

    • Repairs or services not covered in this manual should be performed by qualified personnel only. Please contact Sper Scientific to speak with a technician. • The Black Ball of the meter is a painted surface.

  • Page 15: Specifications

    SPECIFICATIONS Ambient Air Temperature Range Resolution Accuracy 0 - 50°C ±0.6°C, 1.5°F 32 - 122°F Globe Temperature Range Resolution Accuracy 0 - 80°C ±1°C 32 - 176°F @15 - 40°C, ±2°C outside this range Relative Humidity Range Resolution Accuracy 5 - 90% ±...

  • Page 16: Warranty

    WARRANTY Sper Scientific warrants this product against defects in materials and workmanship for a period of one (1) year from the date of purchase, and agrees to repair or replace any defective unit without charge. If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available.

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