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Recalibration Notice
Every CTD504 is properly calibrated right after production.
We recommend that USERs bring the CTD504 to certain laboratories every 2 years
for proper recalibration.
The CTD504 does not need periodic recalibration, if the user handles it according
to this manual.
SPECIFICATIONS
Measurement method Infrared
Dimension (L × W × H) 120 × 39 × 52 mm / 4.73 × 1.54 × 2.03 inch
Weight (without battery) 66.80 g / 2.36 oz
Measurement range 34.0 °C – 43.0 °C (93.2 °F – 109.4 °F)
Low temperature display Temperature<34.0˚C (93.2˚F): display: L˚C (L˚F)
High temperature display Temperature>43.0˚C (109.4˚F): display: H˚C (H˚F)
Display resolution 0.1 °C or 0.1 °F
Lab accuracy
35.5 °C – 42.0 °C (95.9 °F – 107.6 °F): ± 0.2 °C (± 0.4 °F)
Other range: ± 0.3 °C ( ± 0.5 °F)
Clinical accuracy
(repeatability)
± 0.3 °C / ± 0.5 °F
Memory sets 12
Auto power off 1 minute
Battery CR2032 lithium battery (3V) × 1
Battery life 1000 times
Operating conditions
Temperature: 10.0 °C – 40.0 °C (50.0 °F – 104.0 °F)
Humidity: 15 % – 95 % R.H.
Storage/Transportation
conditions
Temperature: -25.0 °C – 55.0 °C (-13.0 °F – 131.0 °F)
Humidity:
95 % R.H.
Safety classifi cation
BF Type equipment
Accessory CR2032 lithium battery (3V) × 1