Citizen Systems CT461F, TW300, CT561F, CT561C, CT513W, CT461C, CH-462E manual Easy and Quick measurement

Digital Thermometers

CT830 CELSIUS (°C) • FAHRENHEIT (°F )

Multi-function Digital Ear Thermometer

●9 memories of ear temperature

●Ear temperature mode or

surface temperature mode available

●Celsius or Fahrenheit mode available

●No need to use probe cover

●Stop-watch for pulse counting

SPECIFICATIONS

Measuring range: For ear temperature mode; 34.0°C～42.2°C（93.2～108°F）

	For Material surface temperature mode; -22～80°C
	（-7.6～176°F）
Accuracy:	For ear temperature mode;
	±0.2°C（0.4°F）for temperatures 35.5～42.0°C
	（95.9～107.6°F）, ±0.3°C（0.5°F）for other ranges
	For Material surface temperature mode;
	±0.3°C（0.5F）for temperatures 22～42.2°C
	（-7.6～108°F）for other ranges. ±4% or ±2°C（4°F）,
	whichever greater
Display:	Liquid crystal display（LCD）
	3 digits with decimal point °C or °F
Battery :	DC3V（Lithium Manganese Dioxide Battery CR2032 ×1）
Battery life :	3,000 consecutive measurements
Unit size :	Approx. 115mm（L）×37mm（W）×29mm（H）
Weight:	Approx. 60g（Including battery）

CT915 CELSIUS (°C)

Digital graphic thermometer

● 31 readings are displayed by graph

● Up to 120 reading can be recorded automatically ● Basal Body Temperature can be easily measured ● Alarm to notify measurement time is available ● Using antibacterial material for cases

SPECIFICATIONS

Measurement System: Temperature peak hold thermometer

Measurement range:	32.00°C～42.00°C（Unit: 0.01°C）
Accuracy:	±0.05°C（35.00～38.00°C, other ±0.1）
Display:	Display in value 4-digit LCD,
	Display in graph Bar graph of data of 31 days
Battery:	DC3V（Lithium Manganese
	Dioxide Battery CR2032 × 1）
Battery life:	Approx. 1year（If used 1 time a day）
Unit size:	Approx. 100mm（W）×90mm（H）×23.5mm（D）
Probe cord:	Approx. 400mm
Weight:	Approx. 100g（Including battery）

Easy and Quick measurement !!

Comes with a

compact carrying case.

■Function mark explanation

Caution

Measurement result with this unit may be different from a result by other type of thermometers due to a different measuring place.

CT810 CELSIUS (°C)

Twin Thermistors method for

High Accuracy and Stable Measurement

●No need to use a probe cover

●Antibacterial material and water resistant construction

●For 2 seconds measurement time

●Auto Power OFF and 3,000 times use with one battery(LR44)

SPECIFICATIONS

Measuring range:	32.0°C～42.0°C
Accuracy:	0.1°C 36.0<T<39.0°C
	±	= =
	（Measuring temperature at 23.0°C）
	±0.2°C T<36.0°C, T>39.0°C
	（Measuring temperature at 23.0°C）
Display:	Liquid crystal display（LCD）
	3 digits with decial point °C,
	battery weak mark “		”
Battery :	DC1.5V（Micro Alkaline Battery LR44）
Battery life :	Over 3,000 consecutive measurements
Unit size :	Approx. 131mm（L）×37mm（W）×25mm（H）
Weight:	Approx. 45g（Including battery）

■ Comparison								Digital
								Thermometers
Products
Model	CT461C / CT461F	CT561C / CT561F	CT513W	CT422	CT830	CT810	CT915
Unit Size (Approx.)	130.8×18.2×11.6mm	130.8×18.2×11.6mm	129×17×8mm	128×18×8mm	115×37×29mm	131×37×25mm	100×90×23.5mm
Weight	Approx. 11.2g	Approx. 11.2g	Approx. 10g	Approx. 10g	Approx. 60g	Approx. 45g	Approx. 100g
	(Including battery)	(Including battery)	(Including battery)	(Including battery)	(Including battery)	(Including battery)	(Including battery)
Display	3 Digits	3 Digits	3 Digits	3 Digits	3 Digits	3 Digits	4 Digits
Aniti Bacterial	-	-	●	●	-	●	●
Water Resistant	-	●	●	●	-	●	-
Buzzer	●	●	●	●	●	●	●
Auto power off	●	●	●	●	●	●	●
Memory recall	●	●	●	●	-	●	-
Battery life	1.5 year	1.5 year	3 years	3 years	3000 times	3000 times	1 year
Power source	LR44 × 1	LR44 × 1	LR44 × 1	LR44 × 1	CR2032	LR44 × 1	CR2032
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