Sper Scientific 800036 WBGT Heat Stress Meter - Manual (Page 8)

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KEYPAD
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Press the SET button to turn on/off the unit
and to enter the alarm setting mode.
Press the NEXT button to select a digit in the
alarm setting mode and to exit the setting
mode when complete.
Press the MODE button to change the display
mode, to select the environment mode (IN/
OUT), and to change the values when setting
the alarm mode.
Press the SET and MODE button
simultaneously to select Non-Sleep mode and
prevent the unit from turning off automatically.
Press the NEXT and MODE button
simultaneously to select between Celsius and
Fahrenheit temperature scales.
Error
Low battery indicator.
OUT
Out-of-range indicator displayed during alarm
threshold setting.
E0
2
The value is below
the measuring range
or the sensor is
installed incorrectly.
Send in unit for
calibration.
E0
3
The value is above
the measuring range.
E0
4
The original data is in
error—value error or
the sensor is installed
incorrectly.
E0
11 RH calibration error.
E0
33
Fatal circuit error. Return the meter to the
vendor for repair or replacement.
Description
ERROR CODES