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Instruction manual
testo 410-2
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
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Short manual testo 410-2 11
Short manual testo 410-2
Protection cap: Park position
Impeller
Humidity/temperature sensor
Display
Control keys
Battery compartment (on rear)
Basic ssettings
Instrument off >press and hold 2s > select with ( ),
confirm with ( ):
Unit of temperature: °C, °F > Unit of humidity: %, td (dew point) > WB (wet bulb) >
Unit of velocity: m/s, km/h, fpm, mph, kts,Beau > Auto off-Funktion: OFF, ON
Switching tthe iinstrument oon
Press .
Switching tthe ddisplay llight oon ((for 110s)
Instrument on > press .
Select ddisplay ssize
Instrument on > select with :
Velocity, humidity, wind chill temperature ( )
Select ddisplay mmode
Instrument on > select with :
Current reading > Hold: Readings are held > Max: Maximum values > Min: Minimum
values > Hold Avg: Timed mean value calculation, see below
Timed mmean vvalue ccalculation ffor fflow
Press several times, until
Hold and Avg appear > Hold down
until
---- appears > Releasing starts mean value calculation,
the current readings are displayed > End measurement: press
the mean value is displayed.
Switching tthe iinstrument ooff:
Instrument on >press and hold 2s.
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Safety and the enviroment12
Safety and the environment
About this document
i Please read this documentation through carefully and
familiarise yourself with the product before putting it to use.
Keep this document to hand so that you can refer to it when
necessary. Hand this documentation on to any subsequent
users of the product.
i Pay particular attention to information emphasised by the
following symbols:
Important.
Avoid personal injury/damage to equipment
i Only operate the measuring instrument properly, for its
intended purpose and within the parameters specified in the
technical data. Do not use force.
i Never store the product together with solvents, acids or other
aggressive substances.
i Only carry out the maintenance and repair work that is
described in the documentation. Follow the prescribed steps
when doing so. Use only OEM spare parts from Testo.
Protecting the environment
i Take faulty rechargeable batteries as well as spent batteries to
the collection points provided for them.
i Send the product back to Testo at the end of its useful life. We
will ensure that it is disposed of in an environmentally friendly
manner.
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Specifications 13
Specifications
The testo 410-2 is a flow/humidity/temperature measuring
instrument. It is normally used to measure the air speed at
ventilation outlets. In addition to the simultaneous measurement
of humidity and temperature, climatic conditions can also be
analysed.
Technical data
Measurement data
· Sensors:
Plastic impeller,
Testo humidity sensor,
NTC temperature sensor
· Parameters:
m/s, km/h, fpm, mph, kts, Beaufort,
°C, °F, wind chill, %rH, wet bulb, td
· Measuring ranges:
0.4...20 m/s, 80... 4000 fpm
-10...50 °C, 14...122 °F, 0...100 %rH
· Resolutions:
0.1 m/s, 1 fpm
0.1 °C, 0.1 °F, 0.1 %rH
· Accuracies (Nominal temperatue 22 °C,
±1 Digit):
±(0.2 m/s +2 % of reading),
±(40 fpm +2 % of reading),
±0.5 °C, ±0.9 °F,
±2.5 %rH (5...95%rH)
· Measuring rate:
0.5 s, humidity: 1s
Further instrument data
· Protection class: IP10
· Ambient conditions:
-10...50 °C, 14...122 °F
· Storage/transport conditions:
-40...70 °C, -40...158 °F
· Voltage supply:
2x 1.5 V type AAA
· Battery life:
80 h (without display light)
· Dimensions:
133x46x25 mm (inc. protection cap)
· Weight: 110 g (inc. batteries and
protection cap)
Directives, standards and tests
· EC Directive: 89/336/EEC
Warranty
· Duration: 2 years
· Warranty conditions: see guarantee
card
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99 Washington Street
Melrose, MA 02176
800.517.8431
TestEquipmentDepot.com
Page 5
Product description14
Product description
At a glance
Protection cap: Park position
Impeller
Humidity/temperature sensor
Display
Control keys
Battery compartment (on rear)
First steps
²
Inserting bbatteries:
1 To open the battery compartment, push the battery cover
down.
2 Insert batteries (2x 1.5 V type AAA). Observe the polarity!
3 To close the battery compartment, push the battery cover
back on.
²
Basic ssettings ((configuration mmode):
Adjustable functions
· Unit of temperature: °C, °F
· Unit of humidity: %, td (dew point), WB (wet bulb)
· Unit of velocity: m/s, km/h, fpm, mph, kts,Beau
· Auto off function: OFF, ON (instrument switches off automatically if no key is
pressed for 10 minutes)
1 When switching the instrument on, press and hold until
and appear on the display (configuration mode).
- The adjustable function is displayed. The current setting
flashes.
2 Press ( ) several times until the desired setting flashes.
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Using the product 15
3 Press ( ) to confirm the input.
4 Repeat steps 2 and 3 for all functions.
- The instrument changes to measuring mode.
Using the product
To ensure correct readings:
· Position instrument so that flow impacts at the rear.
· Keep temperature and humidity sources which may falsify the
measurement (e.g. hands) away from the sensor.
²
Switching tthe iinstrument oon:
i Press .
- Measuring mode is opened.
²
Switching tthe ddisplay llight oon:
The instrument is switched on.
i Press .
- The display light goes out automatically if no key is
pressed for 10 seconds.
²
Changing tthe pparameter:
The parameter in the top display line can be changed. The
bottom display line always shows the temperature.
Adjustable parameters
· Velocity
· Humidity
· Wind chill temperature ( ): perceived temperature (only deviates from
ambient temperature at temperatures <10°C / <50°F and wind speeds
>1.34m/s / >264 fpm)
i Press several times until the desired parameter appears.
²
Changing tthe ddisplay vview:
Adjustable views
· Current reading
· Hold: Readings are held.
· Max: Maximum values since the instrument was last switched on or last reset.
· Min: Minimum values since the instrument was last switched on or last reset.
· Hold Avg: Timed mean value calculation, see below.
i Press several times until the desired view appears.
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Using the product16
²
Timed mmean vvalue ccalculation ffor fflow:
1 Press several times, until
Hold and Avg appear in the
display. The last result of mean value calculation is
displayed.
2 Hold down until
---- appears. Releasing starts mean
value calculation automatically, the current readings are
displayed.
3 End measurement: press . The mean value is displayed.
4 For further mean value calculation: hold down .
5 End mean value calculation: press briefly.
²
Resetting MMax/Min values:
1 Press several times until the desired view appears.
2 Press and hold until
---- appears.
3 Repeat steps 1 and 2 for all values that are to be reset.
²
Switching tthe iinstrument ooff:
i Press and hold until the display goes out.
99 Washington Street
Melrose, MA 02176
800.517.8431
TestEquipmentDepot.com
Page 8
Maintaining the product 17
Maintaining the product
±
Changing bbatteries:
1 To open the battery compartment, push the battery cover
down.
2 Remove used batteries and insert new batteries
(2x 1.5 V type AAA). Observe the polarity!
3 To close the battery compartment, push the battery cover
back on.
±
Cleaning tthe hhousing:
i Clean the housing with a moist cloth (soap suds) if it is dirty.
Do not use aggressive cleaning agents or solvents!
Tips and assistance
Questions and answers
Question Possible causes/solutions
Hi or Lo · Readings outside the measuring range (too high, too
low): Keep to the permitted measuring range.
· Residual capacity <10 min: Change batteries.
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Notes18
99 Washington Street
Melrose, MA 02176
800.517.8431
TestEquipmentDepot.com
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