Vaisala HMD70U Service Manual Page 78

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76
DMW19 Wall Mount Dewpoint Transmitters for
Indoor Applications
The wall mount Vaisala HUMICAP
®
Dewpoint Transmitter DMW19 is
designed for use in air conditioning
and other indoor wall mount
applications where accurate and
stable dewpoint measurement is
required. DMW19 is an ideal choice
for demanding building automation
applications where dewpoint is the
preferred parameter for humidity
measurement.
Proven Vaisala HUMICAP®
Sensor Technology
The operation of DMW19 is based on
the proven Vaisala HUMICAP
®
Sensor.
The dewpoint is calculated from
relative humidity and temperature.
The patented Vaisala HUMICAP
®
Sensor is insensitive to dust,
particulate dirt and most chemicals.
This results in high accuracy,
excellent long-term stability and
negligible hysteresis.
Vaisala HUMICAP
®
Dewpoint Transmitter DMW19 is a compact wall mount
dewpoint transmitter.
Easy to Install
DMW19 is compact and lightweight.
In addition, DMW19 is easy to install
and it is suitable for different junction
boxes.
Fast, On-Site Field Check
The accuracy of the transmitter
is simple to check on-site using
the Vaisala HUMICAP
®
Hand-Held
Humidity and Temperature Meter
HM70.
Features/Benefits
Designed for demanding
building automation
applications and other wall
mount indoor applications
where dewpoint measurement
is needed
Dewpoint measurement range
-20 ... +55 °C (-4...+131 °F)
Accuracy ±2 °C (±3.6 °F)
Vaisala HUMICAP® Sensor
for excellent accuracy and
long-term stability, negligible
hysteresis and resistance to
dust and most chemicals.
Electronic, on site, one-point
field check with Vaisala
HUMICAP® Hand-Held
Humidity and Temperature
Meter HM70
DMW19 is suitable for demanding
building automation and other wall
mount indoor dewpoint measurements.
The Vaisala HUMICAP
®
Hand-Held
Humidity and Temperature Meter HM70
is an easy and fast way to confirm the
performance of DMW19 on site.
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