Instructions For Display And Operation - Generation Guard GM-400EF User Manual

before measuring.
(6) If GM-400EF is transferred from one condition to another with a
different ambient temperature, it is suggested to leave it for more than 30
minutes, and please follow the rule (2).
(7) If the tester moves from one condition to another with a different
ambient temperature, it is suggested to have a rest for more than 10
minutes, and please follow the rule (2).
(8) Do not hold GM-400EF for a long time as it is highly sensitive to heat.
GM-400EF has undergone clinical tests, so it is safe and accurate when
used in accordance with the operation manual.

6. Instructions for display and operation

LCD Operational method and instruction
display for displays
1.Measuring forehead temperature
Press the HEAD button momentarily
and release. The temperature reading
will be displayed on the LCD.
2.Measuring ear temperature
Press the EAR button once quickly
(no longer than 4 seconds). The ear
temperature reading will be displayed
on the LCD.
3. Press the EAR or HEAD button to
take another measurement.
Attention: When the measured
temperature exceeds 37.5℃/99.5℉,
which may indicate a fever, you will
hear 7 short rapid beeps, and the LCD
will flicker.
Sound and backlight
1. Forehead temperature
mode :
32.0℃/89.6℉≤t
<37.6℃/99.6℉
Ear temperature mode:
0.0℃/32.0℉≤t
<37.6℃/99.6℉,
there will be one long
beep and the LCD will
display green backlight
for 3 seconds.
2. Forehead temperature
mode: 37.6℃/99.6℉≤t
<42.2℃/107.9℉
Ear temperature mode:
37.6℃/99.6℉≤t
<100℃/212℉
There will be 7 short
beeps and the LCD will
display red backlight for 3
seconds
5
Problem Possible Cause
An error occurs when
data is being read from or
written into the memory,
"ErC" is displayed.
or the temperature
correction is not
complete.
The lens of the
temperature probe is
dirty.
The temperature The distance between the
reading is lower temperature probe and
than the typical the target is too far.
body temperature
The thermometer is not
range.
used within 30 minutes
after being taken from a
cold environment.
The temperature probe is
The temperature
faulty.
reading is higher
than the typical
body temperature
range.
11. Technical specifications
Items
Model Dual-mode infrared thermometer GM-400EF
1.Applicable
regulations and laws ASTM 1965/EN12470-5/GB/T 19146-2010
2.Temperature units ℃ ℉ adjustable / ,
Forehead temperature mode:32.0℃-42.2
107.9 F
3.Measurement range
ear temperature mode:0.0℃-100.0
F
4.Precision
±0.2 /±0.4
℃
F
Solution
Contact Generation
Guard.
Clean the lens using a
cotton swab.
Move the thermometer
closer to the target.
Wait for more than 30
minutes after the
thermometer is moved
into the measurement
environment.
Contact Generation
Guard.
Standards
/ 89.6 F –
℃
/32.0 F – 212.0
℃
10