Citizen Systems CTD 504 Thermometer User Manual


 
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LCD screen Description & Solution
Outside displayed temperature range
I
Result is higher than 43.0 °C (109.4 °F).
The user should rest in a steady room temperature for at
least 30 minutes. Then measure again.
Outside displayed temperature range
II
Result is lower than 34.0 °C (93.2 °F).
The user should rest in a steady room temperature for at
least 30 minutes. Then measure again.
Error symbol
I
Disturbance occurred while measuring.
Repeat the measuring steps again. If the error persists,
return the CTD504 to your local distributor.
Error symbol
II
Memory error occurred while measuring.
Repeat the measuring steps again. If the error persists,
return the CTD504 to your local distributor.
OTHER INFORMATION
This product conforms to the provisions of the EC directive
93/42/EEC (Medical Device Directive). And also complies
with following standards (included but not limited):
Safety standard:
EN 60601-1 Medical electrical equipment part 1: General requirements for safety
EMC standard:
EN 60601-1-2 Medical electrical equipment part 1-2: General requirements for
safety- Collateral standard: Electromagnetic compatibility- Requirements and tests
Performance standards:
EN 12470-5, Clinical thermometers - Part 5: Performance of infra-red ear
thermometers (with maximum device)
Follow instructions for use.
+40°C
+10°C
(50.0°F)
(104°F)
The upper and lower limits of temperature.
Keep dry.
0197
2. Figure: Diurnal Variations in Body Temperature
Hours of activity and work Hours of rest and sleep
a.m. p.m. a.m.
Deg.
Deg.
F.
C.
Source: 1911, Encyclopedia Britannica, 11
th
edition, Volume 2, Part 1, Slice 1, p95.
TROUBLESHOOTING
LCD screen Description & Solution
fl ashes
Battery power is low, but the CTD504 can still measure.
Remove the worn-out battery. Insert a new CR2032 battery
as soon as possible. Without enough energy, the CTD504
cannot function as it should.
lights
Battery power is too low to measure.
Remove the worn-out battery. Insert a new CR2032 battery
as soon as possible.
Too high ambient temperature
Ambient temperature is higher than 40.0 °C (104.0 °F)
Leave the CTD504 in a room around 10.0 °C – 40.0 °C
(50.0 °F – 104.0 °F) for 30 minutes. Then measure again.
Too low ambient temperature
Ambient temperature is lower than 10.0 °C (50.0 °F)
Leave the CTD504 in a room around 10.0 °C – 40.0 °C
(50.0 °F – 104.0 °F) for 30 minutes. Then measure again.