Testo 435 4 Multifunction indoor air quality meter allows you to carry out all the measurements you compulsion to investigate and accustom yourself aeration and atmosphere conditioning systems and to check the air of the indoor appearance. There is then an integrated pressure difference sensor for pitot static tube measurements and filter monitoring and a broad range of optionally neighboring door to sensors and probes to pick from.
Key Features: Testo 435 4 Multifunction indoor air quality meter
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Includes pressure difference sensor for pitot static tube measurements or filter monitoring
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Further sensors optionally available (eg. anemometer, moisture sensors, lux and degree of turbulence sensors) for a variety of different measuring applications
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Super-size memory for up to 10 000 measurements
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PC software for analyzing and logging measuring data
Specifications: Testo 435 4 Multifunction indoor air quality meter
| Temperature - NTC |
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Measuring range
|
-50 to +150 °C
|
|
Accuracy
|
±0.2 °C (-25 to +74.9 °C)
±0.4 °C (-50 to -25.1 °C)
±0.4 °C (+75 to +99.9 °C)
±0.5 % of mv (Remaining Range)
|
|
Resolution
|
0.1 °C
|
| Temperature - TC Type K (NiCr-Ni) |
|
Measuring range
|
-200 to +1370 °C
|
|
Accuracy
|
±0.3 °C (-60 to +60 °C)
±(0.2 °C + 0.5 % of mv) (Remaining Range)
|
|
Resolution
|
0.1 °C
|
| Temperature - TC Type T (Cu-CuNi) |
|
Measuring range
|
-200 to +400 °C
|
|
Accuracy
|
±0.3 °C (-60 to +60 °C)
±(0.2 °C + 0.5 % of mv) (Remaining Range)
|
|
Resolution
|
0.1 °C
|
| Humidity - Capacitive |
|
Measuring range
|
0 to +100 %RH
|
|
Accuracy
|
See probe data
|
|
Resolution
|
0.1 %RH
|
| Absolute Pressure |
|
Measuring range
|
0 to 2000 hPa
|
|
Accuracy
|
See probe data
|
|
Resolution
|
0.1 hPa
|
| Velocity - Vane |
|
Measuring range
|
0 to 60 m/s
|
|
Accuracy
|
See probe data
|
|
Resolution
|
0.01 m/s (Ø 60 mm vane + Ø 100 mm vane)
0.1 m/s (Ø 16 mm vane)
|
| Velocity - Hot wire |
|
Measuring range
|
0 to 20 m/s
|
|
Accuracy
|
See probe data
|
|
Resolution
|
0.01 m/s
|
| Ambient CO₂ |
|
Measuring range
|
0 to +10000 ppm
|
|
Accuracy
|
See probe data
|
|
Resolution
|
1 ppm
|
| Differential pressure (internal sensor) - Piezoresistive |
|
Measuring range
|
0 to +25 hPa
|
|
Accuracy
|
±0.02 hPa (0 to +2 hPa)
±1 % of mv (Remaining Range)
|
|
Resolution
|
0.01 hPa
|
|
Overload
|
200 hPa
|
| Light |
|
Measuring range
|
0 to 100000 Lux
|
|
Accuracy
|
See probe data
|
|
Resolution
|
1 Lux
0.1 Hz
|
| General technical data |
|
Dimensions
|
220 x 74 x 46 mm
|
|
Operating temperature
|
-20 to +50 °C
|
|
Housing
|
ABS / TPE / Metal
|
|
Protection class
|
IP54
|
|
EU-/EG-guidelines
|
2004/108/EG
|
|
Battery type
|
3 AA mignon 1.5 V
|
|
Battery life
|
200 h (typical vane measurement)
|
|
Display ligthing
|
Yes
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|
Memory
|
10,000 measuring values
|
|
Storage temperature
|
-30 to +70 °C
|
|
Weight
|
428 g
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