Probe Style Relative Humidity Sensor Module - HM1500LF

• Small size product
• Product free from Lead, Cr(6+), Cd and Hg
• Humidity calibrated within +/-2% @55%RH
• Typical 1 to 3.6 Volts DC output for 0 to 100 % RH at 5 V DC supply
• Ratiometric to voltage supply from 4.75Vdc to 5Vdc.
• Patented solid polymer structure
• Full interchangeabilityr

  • Model Number: HM1500LF
  • Data Sheet: Date Sheet File
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  • Probe Style Relative Humidity Sensor Module
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Product Specification

Probe Style Relative Humidity Sensor Module HM1500LF DESCRIPTION
Based on the rugged HS1101LF capacitive humidity sensor, HM1500LF is a dedicated humidity transducer designed for OEM applications where a reliable and accurate measurement is needed. Direct interface with a micro-controller is made possible with the module's linear voltage output.

Probe Style Relative Humidity Sensor Module HM1500LF FEATURES 
• Small size product
• Product free from Lead, Cr(6+), Cd and Hg
• Humidity calibrated within +/-2% @55%RH
• Typical 1 to 3.6 Volts DC output for 0 to 100 % RH at 5 V DC supply
• Ratiometric to voltage supply from 4.75Vdc to 5Vdc.
• Patented solid polymer structure 
• Full interchangeability
• High reliability and long term stability
• Not affected by water immersion
• Very low temperature dependence

• Suitable for 3 to 10 Vdc supply voltage


Humidity Sensor Specfic Features
• Instantaneous de-saturation after long periods in saturation phase.
• Fast response time.
• Part could be washed with distilled water.


Probe Style Relative Humidity Sensor Module HM1500LF APPLICATIONS
• Industrial
• Process control
• … 


Probe Style Relative Humidity Sensor Module HM1500LF PERFORMANCE SPECS

MAXIMUM RATINGS

Ratings

Symbol

Value

Unit

Storage Temperature

Tstg

-30 to 70

°C

Storage Humidity

RHstg

0 to 100

% RH

Supply Voltage (Peak)

Vs

10

Vdc

Humidity Operating Range

RH

0 to 100

% RH

Temperature Operating Range

Ta

-40 to 60

°C


ELECTRICAL CHARACTERISTICS
(Ta=23°C, Vs=5Vdc +/-5%, RL>1MΩ unless otherwise stated) 

Humidity Characteristics

Symbol

Min

Typ

Max

Unit

Humidity Measuring Range

RH

0

 

100

%RH

Relative Humidity Accuracy (10 to 95% RH)

RH

 

+/-3

+/-5

%RH

Supply Voltage (regulated at 5Vdc*)

Vs

 

5

 

Vdc

Nominal Output @55%RH (at 5Vdc)

Vout

2.42

2.48

2.54

V

Current consumption

Ic

 

1.4

2

mA

Temperature Coefficient (10 to 50°C)

Tcc

 

- 0.05

-0.1

%RH/°C

Average Sensitivity from 33% to 75%RH

ΔVout/ΔRH

 

+26

 

mV/%RH

Sink Current Capability (RL=33kΩ)

Is

 

 

150

µA

Humidity Hysteresis


 


 +/-1

%RH

Time Constant (at 63% of signal, static) 33% to 75%RH
τ


10
s

Warm up time (electronic)

tw

 

150


ms

Humidity resolution

 

 

0.4

 

%RH

Output Impedance

Z

 

70

 

*Maximum power supply ramp up time to Vcc should be less than 4ms.


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