
www.vaisala.com
14
HMT330 Series Humidity and Temperature
Transmitters for Demanding Humidity Measurement
The Vaisala HUMICAP
®
Humidity
and Temperature Transmitter Series
HMT330 is designed for demanding
industrial applications where
stable measurements and extensive
customization are essential. With
multiple options to choose from, the
instrument can be tailored to meet
the specific needs of each individual
application.
Proven Vaisala HUMICAP®
Performance
The HMT330 series incorporates
Vaisala’s 40 years of experience in
industrial humidity measurement.
The updated fourth-generation
HUMICAP sensor provides accurate
The HMT330 transmitter family offers reliable performance for a wide variety of
demanding industrial humidity measurements.
and stable measurement even in
environments with high humidity or
chemical contaminants.
Chemical Purge Minimizes
Effects of Contaminants
In environments with high
concentrations of chemicals and
cleaning agents, the chemical
purge option helps to maintain
measurement accuracy between
calibration intervals.
The chemical purge involves heating
the sensor to remove harmful
chemicals. The function can be
initiated manually or programmed to
occur at set intervals.
Features/Benefits
▪
Six models for demanding
industrial applications
▪
Full 0 ... 100 %RH
measurement, temperature
range up to +180 °C (+356 °F)
depending on model
▪
Pressure tolerance up to
100 bar depending on model
▪
4th generation Vaisala
HUMICAP® sensor for superior
accuracy and stability
▪
Graphical display and keypad
for convenient operation
▪
Multilingual user interface
▪
Excellent performance in harsh
conditions; good chemical
tolerance
▪
Corrosion-resistant IP65/IP66
housing
▪
NIST traceable calibration
(certificate included)
▪
Analog outputs, RS232/485,
WLAN/LAN
▪
MODBUS protocol support
(RTU/TCP)
▪
Compatible with Vaisala
viewLinc software
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