1/11
Rev. 1:01/15
Digital Thermometer
Instruction Manual
Model
：
FT7122
（
MT-B321FB
）
CONTENTS
What is “normal” body temperature? ----------------------------------------- 1
Section 1: Precautions for use ---------------------------------------- 2
Section 2: Product Description ----------------------------------------- 2
Section 3: Technical Specifications ---------------------------------------- 3
Section 4:
℃
/
℉
Switch ---------------------------------------- 3
Section 5: Measuring Guidelines --------------------------------------- 3
Section 6: Operation ---------------------------------------- 4
Section 7: Battery Replacement ---------------------------------------- 5
Section 8: Troubleshooting --------------------------------------- 5
Section 9: Explanation of LOT number ---------------------------------------- 6
Section 10: Cleaning/Disinfection and Maintenance -------------------------- 6
Section 11: Disposal ---------------------------------------- 6
Section 12: Limited Warranty --------------------------------------- 7
Section 13: Applying Standards --------------------------------------- 7
Section 14: Symbol & Explanation ---------------------------------------- 7
Section 14: EMC Table ------------- -------------------------- 8
Read the instruction manual thoroughly and carefully before using the unit.
What is “normal” body temperature?
“Normal” body temperature varies from person to person, changes according to time of
day and body location. Hot or cold baths, physical exercise, smoking and drinking, hot
or cold drinks may change body temperature b one degree or more.
The following table shows the temperature ranges:
What is fever?
Average normal temperature ranges
Forehead
Over 37.8°C
36.1 ~ 37.8°C
Rectal*
Over 38°C
36.3 ~ 38°C
Oral (mouth)*
Over 37.8°C
36.1 ~ 37.8°C
Axilla (armpit)* Over 37.2°C
35.2 ~ 37.2°C
* Fever definitions according to American Medical Association
