Truly Instrument TET350 Infrared Ear & Forehead Thermometer User Manual
Truly Instrument Ltd. Infrared Ear & Forehead Thermometer Users Manual
2ABG7-TET350_user manaual Rev0
Thank you for purchasing
infrared ear thermometer. Please
read through this manual before
using the product.
● For babies below
12 months: Pull ear
smoothly backward.
● For children above
12 months old and
adults: Pull ear
smoothly upward.
3.Measurement result
When the measurement is
complete, the temperature will be
displayed with backlight.
4.Interval Between Measurements
If you need to take another
measurement, allow an interval of
8 seconds until the signal “oC (oF)”
flashes. If you press the
Measurement button within 8
seconds, the beep signal will be
sounded.
5.Turn off the thermometer
● Push Power/memory button until
the “OFF” signal is displayed.
● The thermometer will turn off
automatically without use for 1
minute.
How to pull the ear
Ear Measurement
1.Press Power/Memory button Ready
signal beep + All display
+ Backlight Red, Orange, Green
+ last measurement result
+ Ready display
The " " symbol is blinking.
2.Start measuring Pull ear smoothly
to flatten ear canal and place the
probe facing eardrum in straight
line. Press measurement button
until you hear the beep signal.
eardrum
Ear canal
thermometer can accurately reflect
the body temperature.
Normal body temperature range
according to World Health
Organization(WHO)
Product Description
1.Probe
2.LCD display
3.Measurement button
4.Power/memory button
5.Battery cover
1
2
3
4
5
ear
Oral
Axillary
Rectal
35.8 - 38
oC oC
oC
36.6 - 38
oC oC
34.7 - 37.3
oC oC
35.5 - 37.5
oC oC
Product Application
For measurement of body
temperature through eardrum.
1.Do not drop or shock the unit.
2.Do not immerse the unit into water.
3.Keep the unit out of reach by
children.
4.If the unit does not function,contact
the dealer.
5.Consult doctor if the result of
measurement is out of normal
body temperature range.
6.Do not disassemble the unit. Open
the battery cover only when
replacing battery.
7.Dispose used battery according to
local recycling regulation.
8.The product function maybe reset
when it is subjected to electrostatic
discharge disturbance test. Just
follow the instruction described in
this manual to set the function
again for normal operation.
Cautions
1.One second measure time.
2.LCD display for easy measurement
reading.
3.Backlight display.
4.Memory for 8 readings.
5.Auto power off.
Special Features
Measurement Principle
Because the eardrum shares blood
supply with hypothalamus which is
the temperature control center in the
brain, measuring the temperature of
the eardrum with infrared
Cautions 2
Special Features 2
Measurement Principle 2
Product Application 3
Product Description 3
Ear Measurement 4
Connect iOS device via Bluetooth
5
Correct Measurement Method 6
When the Measurement
Result is Abnormal 6
Memory Function 7
Unit (oC/oF) Switch 7
Replacing the Batteries 8
Cleaning and Care 8
FCC Statement 8
Product Specifications 10
Display Message 10
Contents
-1-
Display
message Situation Solution
Allow the
thermometer remain
in room temperature
(10-40 C) for 30
minutes.
Ambient temperature
is out of operating
range (10-40
o
o
C)
Sensor error Contact the dealer.
Contact the dealer.
Temperature
measured is higher
than normal human
temperature range
(above 42.2 )
oC
oC
Check the measured
object and take a
new measure.
Temperature
measured is lower
than normal human
temperature range
(below 34 )
Check the measured
object and take a
new measure.
Low battery Replace batteries.
Memory error
Display Message
-10- -11--9-
-2- -3- -4-
This appliance conforms to the
following standards:
EN60601-1: Medical electrical
equipment
Part 1: General
requirements for safety
EN12470-5: Clinical thermometers
Part 5: Performance of
infrared ear thermometers
(with maximum device)
93/42/EEC : Medical Device Directive
ASTM E 1965-98: Standard
Specification for
Infrared
Thermometers for
Intermittent
Determination of
Patient Temperature
eardrum
Ear canal
oC
36.8
Lower measured temperature
eardrum eardrum
Ear canal Ear canal
2.For accurate result, clean the probe
with cotton bud before measuring.
1.Ensure the probe is facing eardrum
in straight line. Otherwise, the
measured temperature will be lower
than the actual body temperature.
Correct Measurement Method
When the Measurement Result
is Abnormal
1.Possible causes for high
temperature:
● After exercise, meal, or crying.
● Prolong is staying in high
temperature environment.
● Thermometer is taken out from low
temperature environment. Keep
the thermometer in room
temperature for at least 30 minutes
before using.
2.Possible causes for low
temperature:
● The probe is dirty.
● The thermometer is pulled out from
the ear before measurement
complete.
● The probe is not fitted snugly into
the ear canal.
● Just exposed in cold temperature
environment before taking
measurement.
-6-
● The probe is not facing the ear
drum or is not placed in a corretive
position in the canal. See
“
Correct
Measurement Method”.
● Excess ear wax build-up.
3.Temperatures measured from left
and right ears are different:
There could be slight difference in
temperatures when taking from
both ears. Therefore, always take
the temperature from the same ear.
2.Remove the old batteries and
replace with new ones. Make sure
the batteries are
in right polarity
direction.
3.Close the battery
cover.
● When power on, press
power/memory button to recall first
reading.
● Repeat pressing power/memory
button to recall the next reading.
● Delete memory:
Press both power/memory and
measurement
buttons and hold for 3
seconds. The signal “Clr” displayed
and the memory will be deleted.
Note:
To protect the environment, dispose of
empty batteries at your retail store of at
appropriate collection sites according
to national or local regulations.
Memory function
This thermometer stores the last 8
temperature readings:
Cleaning and care
1.Use a soft, dry cloth to clean the
exterior of the thermometer.
2.Keep the thermometer away from
direct sunlight, dust and
contamination environment.
3.Store the thermometer in normal
room temperature, or within
10-40oC.
FCC Statement
Measurement method
34-42.2
o
C
Accuracy +/-0.2
o
C
o
+/-0.3 C (ambient temp.
1 second
LCD display
Stores last 8 readings
Auto power off 1 minute after not being
used
2 x AAA batteries
Operating temperature
-20~+55
o
C
Dimensions 148 x 35 x 30 mm
49g
(notincluding batteries)
Infrared measurement
Measurement range
Measuring time
Display
Memory
Batteries
o
C
10-40
Storage temperature
Weight
o
C
(ambient temp.16-35
)
o
C, 35-40
o
C)
10-16
Product Specifications
-7- -8-
Unit (oC/oF) Switch
When the product is in off state,
press and hold "power/memory"
button for 10 seconds until the
display shows "oC" or "oF" altenately.
Release the button when the display
is showing your desired unit.
This thermometer is powered by 2
AAA batteries. When the power is
low, the low battery signal is
displayed. To replace batteries:
1.Press and push the battery cover to
open it.
Replacing the Batteries installation. This equipment
generates and can radiate radio
frequency energy and, if not
installed and used in accordance
with the instructions, may cause
harmful interference to radio
communications. However, there is
no guarantee that interference will
not occur in a particular installation.
If this equipment does cause
harmful interference to radio or
television reception, which can be
determined by turning the
equipment off and on, the user is
encouraged to try to correct the
interference by one or more of the
following measures:
Reorient or relocate the receiving
antenna.
Increase the separation between the
equipment and receiver.
Connect the equipment into an
outlet on a circuit different from that
to which the receiver is connected.
Consult the dealer or an
experienced radio/TV technician for
help.
This device complies with Part 15 of
FCC Rules. Operation is subject to
the following two conditions: (1)This
device may not cause harmful
interference, and (2)This device
must accept any interference
received, including interference that
may cause undesired operation.
Note: The manufacturer is not
responsible for any radio or TV
interference caused by unauthorized
modifications to this equipment.
such modifications could void the
user’s authority to operate this
equipment.
This equipment has been tested and
found to comply with the limits for a
Class B digital device, pursuant to
part 15 of FCC Rules. These limits
are designed to provide reasonable
protection against harmful
interference in a residential
Connect iOS device via Bluetooth
1. Installation
Prior to first use, Download and install
application to your iOS device.
(Bluetooth 4.0 capabilities,
e.g. iPhone 4S, iPhone 5, NewiPad
and iPadMini).
2. Open application, and then press
the Blood Pressure icon on
Measure screen.
3. Press the “Enter” button.
4. Press the “Thermometer” button.
6. This thermometer stores the last
temperature readings:
5. When the measurement is
complete, the temperature will
display on Thermometer monitor &
save on iOS application screen.
-5-
Infrared Ear Thermometer
MODEL: TET-350
User Manual
Rev.00