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Voltage Output Temperature and Humidity Sensor Module - HTM226LF

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• Full Lead free product
• Calibrated within +/-5% @55%RH at 5Vdc
• Small size and very cost effective
• 50kOhms +/-3% NTC temperature sensor @25°C
• The best combination of cost effectiveness and performance
• Stable, linear proportional voltage output from 0% to 95%RH
• Stable and reproducible characteristics with temperature
• High reliability and long term stability

Model Number: HTM226LF
Data Sheet:

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Product Specification

HTM226LF Temperature and Humidity Sensor Module DESCRIPTION

Based on the rugged HS24LF resisitive humidity sensor, HTM226LF is a dedicated humidity and temperature transducer designed for OEM applications where a reliable and accurate measurement is needed. It features a very small size for easy, cost-effective mechanical mounting. Direct interface with a micro-controller is made possible with the nodule’s linear voltage output.

HTM226LF Temperature and Humidity Sensor Module FEATURES
• Full Lead free product
• Calibrated within +/-5% @55%RH at 5Vdc
• Small size and very cost effective
• Miniature connector (JST)
• 50kOhms +/-3% NTC temperature sensor @25°C
• The best combination of cost effectiveness and performance
• Stable, linear proportional voltage output from 0% to 95%RH
• Stable and reproducible characteristics with temperature
• High reliability and long term stability

HTM226LF Temperature and Humidity Sensor Module APPLICATIONS
• Air condition, Humidifier, Dehumidifier
• Humidity controller, Humidity transmitter
• Hygrometer, Hygro-recorder
• Copying machine
• Clock, Weather-forecast barometer

HTM226LF Temperature and Humidity Sensor Module PERFORMANCE SPECS
MAXIMUM RATINGS

Ratings	Symbol	Value	Unit
Storage Temperature	Tstg	-20 to 80	℃
Storage Humidity	RHstg	0 to 100	% RH
Supply Voltage (Peak)	Vs	16	Vdc
Humidity Operating Range	RH	0 to 95	% RH
Temperature Operating Range	Ta	-20 to 60	℃

Temperature and Humidity Sensor Module HTM226LF ELECTRICAL CHARACTERISTICS
(Ta=25°C, Vs=5Vdc +/-5%)

Humidity Characteristics	Symbol	Min	Typ	Max	Unit
Humidity Metrology Range	RH	20		85	%RH
Relative Humidity Accuracy (@25℃,55%RH, Vcc= 5Vdc)	RH		+/-5		%RH
Supply Voltage	Vs	4.75	5.00	5.25	Vdc
Nominal Output @55%RH	Vout	1650	1815	1980	mV
Current consumption	Ic		2	5	mA
Average Sensitivity from 33% to 75%RH	ΔVout/ΔRH	30	33	35	mV/%RH
Temperature coefficient (10℃to 40℃)	Tcc		-0.1		mV/℃

(Ta=25°C)

Temperature Characteristics	Symbol	Min	Typ	Max	Unit
Nominal Resistance @25°C	R	48.5	50.0	51.5	kΩ
Beta value: B25/85	β	3930	4050	4170	K
Temperature Measuring Range	Ta	-20		80	°C
Nominal Resistance Tolerance @25°C	RN		3		%
Beta Value Tolerance	β		3		%
Response Time	τ		10		s