Relative Humidity Sensors can be used in both indoor and outdoor investigative research and building science applications.

Based on the rugged Humirel HTS2010 humidity sensor, the HTM2500 is a dedicated humidity and temperature transducer designed for applications where a reliable and accurate measurement is needed.

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Relative Humidity Sensor

$170.00

Quantity

Building science research

Building envelope cavity validation

Indoor and outdoor air quality analysis

Restoration

Verification of equipment status

Drying progress

Industrial Applications

Process control

Hygrostat
Hermetic Housing

Humidity calibrated within ±2% @55% RH

Integrated Thermistor – MF52 pearl-shaped precision NTC thermistor (cable version)

Small size

Compatible with SMT Mobile and Industrial WiDAQ

Full interchangeability

High reliability and long term stability

Not affected by water immersion

Instantaneous de-saturation after long period in saturation phase

Fast response time suitable for low voltage wireless applications.

High resistance to chemicals

Unique solid polymer structure
Electrical Characteristics

Operating Voltage (with SMT A3): 0V to 5VDC

Sensing Element: HTM2500

Environmental

Operating Temperature: -30° to 70°C

Operating Humidity Range: 0% to 100%

RH Storage Temperature: -40° to 85°C

Storage Humidity: 0% to 100% RH

Humidity Characteristics

Humidity Measuring Range: 1% to 99% RH

RH Accuracy (10 to 95% RH): ±3 to ±5 %

RH A3 Supply Voltage: 5VDC

Current Consumption: 0.4mA

Temperature Coefficient (10°C to 50°C): ±0.1 %RH/°C

Average Sensitivity from 33% to 75% RH: +25 mV/%RH

Recovery time after 150 hours of condensation: 10 seconds

Humidity Hysteresis: ±1.5 %RH

Long term stability: ±0.5 %RH/yr

Time Constant (at 63% signal, static): 33% to 76% RH 5 seconds

Relative Humidity Sensor

Applications

Features

Functional Specifications

SMT Research Ltd.