Thermor BIOS Diagnostics 227Di Quick Start Manual Download Page 1

227Di

5 SeconD Digital thermometer

Thank you for purchasing the BIOS Diagnostics™ 5 Second Digital Thermometer.  To correctly utilize all the advantages of 

this product, please familiarize yourself with these operating instructions before using the thermometer for the first time.  

Keep the instructions in a safe place for future reference.

SaFetY inFormation:

• High, prolonged fever requires medical attention, especially for young children.  Please contact your physician should this occur.

• This thermometer contains small pieces that can pose a choking hazard. Do not allow children to take their own 

temperatures unattended.

• Keep battery away from children, harmful if swallowed.

• 

Do not

 open the thermometer except to replace the battery.

• To avoid damage to the probe, do not bend beyond a 45° angle.

• Use of a probe cover may result in a 0.1°C (0.2°F) discrepancy from actual temperature.

• 

Do not

 boil probe to disinfect.

• 

Do not 

store in direct sunlight or in areas of extreme heat.

°c / °F SWitchaBle:

Temperature readings are available in Celsius or Fahrenheit (°C/°F; located in the upper right corner of display field). Turn ON 

the thermometer by pressing the 

on/off

 button. The display will briefly show  

M

 with backlight and beep tone. Then the 

display will show the last measurement, press and hold the 

on/off

 button for 3 seconds, °C or °F will be displayed, press the 

on/off 

button once to switch from °C to °F and vice versa.

hoW to taKe a temPeratUre:

1. Select Oral, Axillary (Underarm) or Rectal as your measurement site based on each individual. Clean thermometer with 

soap and water prior to use.

2. Push the 

on/off 

button located beside the display window.  The thermometer will beep and the display will read: 

M

.  This is 

a function check indicating that the unit is working properly.  Should there be a reading in the memory it will then appear.  

Immediately after 

  will appear, then  

  with the °

C /

°

F

 and the “

M

” gone.  This will indicate that the thermometer is 

ready for use.

imPortant: 

 does not refer to the battery level.

3. While taking a temperature, the °

C /

°

F

 symbol flashes as long as the temperature increases.

4. A beep will sound for 10 seconds indicating that the peak temperature has been reached. The visual temperature 

reference will indicate if the reading is normal (green), elevated (yellow), or fever (red) with an arrow pointing to the colour 

bar located on the top side of the LCD. If the temperature is 37.8°C /100°F or higher, rapid beeps will sound and the screen 

will light up red indicating a fever. If the temperature is below 37.8°C /100°F, the screen will light up green.

    note:

 The LCD will display “

LO

°

C

” if the measurement taken is below 32.0°C /90°F. It will display “

HI

°

C

” if  the    

 

             measurement is above 42.9°C /109.9°F.

5. To prolong the life of the battery, turn the thermometer off after each use by pressing the 

on/off

 button briefly, otherwise 

the unit will turn off automatically in approximately 10 minutes.

oral USe:

•  Do not drink hot or cold fluids, exercise, smoke or perform other activities prior to a measurement. These actions will raise 

or lower temperature readings when compared to your normal, average temperature.  The mouth should remain closed for 

up to 5 minutes before attempting a reading.

•  Place the probe tip well under the tongue and wait until a beep is heard.  Instruct children not to bite down on the probe.

aXillarY (UnDerarm) USe:

• Wipe underarm with a dry towel.

• Place the probe tip in the hollow of the armpit and bring arm down against the body and wait until a beep is heard.

rectal USe:

•  Commonly used for babies, young children or when it is difficult to take an oral or axillary (underarm) temperature.

•  Lubricate the thermometer with a water-soluble personal lubricant or petroleum jelly.

•  Gently insert the probe tip no more than ½ inch / 1.3 cm into the rectum, and wait until a beep is heard. 

imPortant: Do not force the tip into the rectum if resistance is encountered.

What iS “normal” BoDY temPeratUre?

“Normal” body temperature varies from person to person and changes according to time of day and body location. The 

following table shows the temperature ranges:

Fever temperature

temperature ranges

Rectal*

Over 38°C  / 100.4°F 

36.3°C – 38°C  / 97.3°F – 100.4°F

Oral (mouth)*

Over 37.8°C  / 100°F 

36.1°C – 37.8°C  / 97°F – 100°F 

Axillary (underarm)*

Over 37.2°C  / 99°F 

35.2°C – 37.2°C  / 95.4°F – 99°F

*Fever definitions according to the American Medical Association

imPortant:

 It is recommended to measure the body temperature when healthy to establish the specific “normal” 

temperature.

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