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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.  After the meter is turned 

off

, it will return to 

Auto power-off mode. This is indicated by APO 

in the lower left quadrant of the LCD screen.

Temperature Unit Selection

1.  With the meter turned on, press and hold the 

SET 

button for more than three seconds to 

enter the SETUP mode.

2.  Using the 

UP

 and 

DOWN

 arrows, scroll 

through the settings until UNT appears on 

 

the screen.

3.   Press 

SET

 to enter this function.

4.  Use the 

UP

 and 

DOWN 

arrows to select °C 

 

or °F.

5.   Press 

SET

 once to confirm your selection.

6.   Press 

MIN/MAX/ESC

 to exit setup mode

Содержание 801038

Страница 1: ...1 WBGT Meter with Color Coded LCD Alerts 801038 Instruction Manual ...

Страница 2: ...alue 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 In addition to providing all the necessary environmental conditions on a single screen this visual alert system can be seen at a distance allowing management and workers to be instantly aware when the heat index enters potentially dange...

Страница 3: ...t 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 Optional Audible alarm MATERIALS SUPPLIED WGBT meter Instruction manual 4 AAA batteries ...

Страница 4: ...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 1 2 3 4 5 6 9 8 7 ...

Страница 5: ...lue 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 IN OUT Selection 1 11 10 9 8 7 2 3 4 5 6 ...

Страница 6: ...A batteries ensuring correct polarity 4 Replace the battery cover by first inserting the two plastic tabs into the meter and then pressing the door down until it clicks Replace the batteries when the low battery icon blinks on the LCD Note Before replacing the batteries turn the meter off Meter On and Off 1 Press POWER to turn the meter on off 2 The meter will automatically turn off after twenty m...

Страница 7: ... will return to Auto power off mode This is indicated by APO in the lower left quadrant of the LCD screen Temperature Unit Selection 1 With the meter turned on press and hold the SET button for more than three seconds to enter the SETUP mode 2 Using the UP and DOWN arrows scroll through the settings until UNT appears on the screen 3 Press SET to enter this function 4 Use the UP and DOWN arrows to ...

Страница 8: ...nter this function 4 Use the UP and DOWN arrows to select whether the audible alarm is Off or On 5 Press SET once to confirm your selection 6 The meter will now display a blinking numerical value 7 Using the UP and DOWN arrows set this value to the minimum heat index heat stress value you would like to trigger the alarm 8 Press SET once to confirm your selection 9 Press MIN MAX ESC to exit setup m...

Страница 9: ... 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 ...

Страница 10: ...e screen 4 The meter will now provide readings relevant to full sun conditions on the LCD screen Data Hold All real time measurements for the meter including automatic color changing of the screen are disabled during data hold The data hold function does not override the automatic power off function 1 Press HOLD to freeze the reading on the display Hold appears at the top of the LCD and the readin...

Страница 11: ... 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 Press IN OUT to toggle between the Minimum and Maximum calculations for Sun and shaded WBGT values 4 To clear the Minimum and Maximum values Press POWER to turn the meter off ...

Страница 12: ...e 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 However if you have set an audible alarm as described on page 8 the display will blink if the WBGT value exceeds this value regardless of whether or not the audible alarm is turned on ...

Страница 13: ... based on OSHA guidelines but is NOT intended to replace any regulation set forth by OSHA or any other Regulatory Authority It is the responsibility of the user to remain up to date on all regulations for employee safety In addition the risk levels for the heat index were developed for shaded conditions and light winds Full sunshine strenuous work and the use of heavy or specialized protective clo...

Страница 14: ...nti static cloth Do not use abrasives solvents or cleaning agents containing carbon alcohol or benzenes on the meter 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 Take care not to scratch this surface ...

Страница 15: ...C 15 40 C 2 C outside this range Relative Humidity Range Resolution Accuracy 5 90 0 1 4 WBGT Range Resolution Accuracy 0 50 C 32 122 F 0 1 1 C 15 40 C 2 C outside this range WBGT Formula In full sun 0 7WB 0 2TG 0 1TA Indoor or Outdoor Shade 0 7WB 0 3TG Power Supply AAA 1 5V battery x 4 Battery Life 110 hours under WBGT of 80 1 F 45 hours above with backlight engaged ...

Страница 16: ... if available This warranty does not cover batteries battery leakage or damage resulting from accident tampering misuse or abuse of the product Opening the meter to expose its electronics will void the warranty To obtain warranty service ship the unit postage prepaid to SPER SCIENTIFIC LTD 8281 E Evans Rd Suite 103 Scottsdale AZ 85260 480 948 4448 The defective unit must be accompanied by a descri...

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