Vaisala HMD70U Service Manual Page 54

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52
DTR500 Solar Radiation
and Precipitation Shields
The Vaisala Solar Radiation Shield
Series DTR500 are available in either
a 5-, 9- or 12-plate models.
(141)
(100)
( 105)
DTR504
for HMP60
D
A
B
C
2
3
1
A
B
C
D
3
1
2
1:1
A4
Weight
Material
OTHERWISE SPECIFIED
MILLIMETERS, UNLESS
DIMENSIONS ARE IN
FIRST ANGLE PROJECTION
Finish
YYYY-MM-DD INITIALS
DOCUMENT CREATION DATA
Creator
Archive ID
Review
Approved
Supplier
code
Scale
Size
Title
General tolerance
ISO 2768-m
Design
1
Code
Sheet of
1
Rev
Rev. Qty. Description ECO no. Design Reviewed Approved
NOTE: This information is CONFIDENTIAL and PROPRIETARY to VAISALA. It is furnished with
understanding that the information will not be copied or disclosed without the written consent of
VAISALA. These material are subject to the exemption 5 U.S.C. Section 552 (b) (4) which provides
that trade secrets and commercial or financial information shall not be disclosed to third parties.
-
Replace
DTR504 for HMP60, HMP110 and
HMT120/130 remote probes. Refer to
drawings of DTR502B for dimensions
of DTR504A pole mast installation
accessory.
The Vaisala Radiation Shield Series
DTR500 are solar radiation and
precipitation shields supporting
humidity probe installations in
outdoor applications.
Shield Protects Sensor
The maintenance-free DTR500 series
shields protect the humidity and
temperature sensors from solar
radiation and precipitation. They
provide excellent ventilation while
blocking both direct and reflected
solar radiation.
Features/Benefits
Protects temperature and
humidity probes from
scattered, as well as, direct
solar radiation and rain.
Installs easily on a vertical
pole, horizontal beam or flat
surface
Maintenance-free
Suitable for a wide range of
applications
Naturally ventilated
Choice of shields and
mounting accessories
The special plastic used in the plates
has excellent thermal characteristics;
the white outer surface reflects
radiation; the black inside absorbs
accumulated heat. The shields can
be easily installed on either a vertical
pole, horizontal beam, or a flat
surface.
The DTR Shields can be used with
the following Vaisala probes:
• VaisalaHUMICAP
®
Humidity and
Temperature Probe HMP155
•VaisalaHUMICAP
®
Humidity and
Temperature Transmitter HMT337
•VaisalaHUMICAP
®
Humidity
and Temperature Transmitters
HMT120/130
• VaisalaINTERCAP
®
Humidity and
Temperature Transmitter HMP60
• VaisalaHUMICAP
®
Humidity and
Temperature Transmitter HMP110
Choice of Models and
Installation Accessories
Three models are available:
•Five-plateshield:
Vaisala Radiation Shield DTR504
for horizontal beam installation
and DTR504A including pole mast
installation kit for HMT120/130
remote probes, HMP60 and
HMP110.
•Nine-plateshield:
Vaisala Radiation Shield DTR502B
for HMT337, PTU300 and HMP155's
additional T probe
•Twelveplateshield:
Vaisala Radiation Shield DTR503A
for HMP155
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