Data Sheet
THWD-5
Relative Humidity,
Temperature Meter with
Dew Point, Wet Bulb and
Flexible Probe
The THWD-5 psychrometer is a microprocessor-based tester
designed for HVAC and Plant Maintenance engineers and
technicians. Easy and quick access to Wet bulb and Dew point
values as well as Relative Humidity and Temperature. The
THWD-5 is equipped with an extended probe for easy target
access, a large dual LCD display, and is tripod mountable.
■
Four measurements in one meter
■
Relative Humidity, Temperature, Dew Point and Wet Bulb
■
Extended probe for easy target access
■
Large digital dual display with backlight
■
Measure both relative humidity and temperature together
■
Temperature in °C or °F, front panel selectable
■
0.1 degree resolution for temperature
■
Minimum and Maximum measurements stored
■
Data Hold to freeze last measurement reading
■
Tripod mountable
■
Includes deluxe hard carrying case, batteries and users
manual
No hassle
warranty
No waiting.
No shipping
charges.
Our commitment to
high-quality products
and customer service
is demonstrated by
our industry exclusive
“No Hassle” warranty.
In the unlikely event
that an Amprobe Test
Tool requires warranty
service, any of our
local dealers are
authorized to replace
it, on the spot.
(note: $500 MSLP limit)
Amprobe® Test Tools
www.Amprobe.com
THWD-5 RH, Temperature, DP, WB with Flex Probe
Specifications
Range
RH: 0 to 100%
Temperature: -10 to 60°C (14 to 140°F)
DP: -73.4 to 59.9°C (-100 to 139.8°F)
WB: -13.4 to 59.9°C (7.88 to 139.8°F)
RH: ±3% from 10 to 90% at 25°C and ±5% for others
Temperature: ±0.6°C (±1°F)
60 seconds
0.1°C / 0.1°F
Data Sheet
Accuracy
Response Time
Resolution
General Specifications
Battery Life
Power Supply
Low Battery Indication
Dimension
Weight
Environmental
Operating Humidity
Operating Temperature
Storage Temperature
Altitude
100 hours w/o backlight; 50 hours with backlight
4 X 1.5V AAA Size (NEDA 24G or IEC R03) battery
The “” is displayed when the battery voltage drops below the operating level
175 x 69.85 x 33 mm (6.89 x 2.75 x 1.30 in.)
0.869 Kg (1.92 Lb)
100% RH
0 to 50°C / 32 to122°F
-20 to 60°C / -4 to140°F
2000m, indoor operation
Agency Approvals & Certifications
- EMC
EN61326-1 This product complies with requirements of the following European Community Directives:
89/336/EEC (Electromagnetic Compatibility) and 73/23/EEC (Low Voltage) as amended by 93/68/EEC
(CE Marking). However, electrical noise or intense electromagnetic fields in the vicinity of the equip-
ment may disturb the measurement circuit. Measuring instruments will also respond to unwanted sig-
nals that may be present within the measurement circuit. Users should exercise care and take appropri-
ate precautions to avoid misleading results when making measurements in the presence of electronic
interference.
INCLUDED & REPLACEMENT PARTS
Carrying Case
Instruction Manual
Amprobe® Test Tools
website: www.Amprobe.com
email: info@amprobe.com
Everett, WA 98203
Tel: 877-AMPROBE
Amprobe® Test Tools Europe
Amprobe Test Tools Europe
Beha-Amprobe GmbH
In den Engematten 14
79286 Glottertal, Germany
Tel.: +49 (0) 7684 8009 - 0
©2008 Amprobe Test Tools. All rights reserved.
7/2008 3358058 Rev A
Amprobe® Test Tools
www.Amprobe.com
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