TSI Micro Differential Pressure Gauge Wind Pressure Gauge TSI 5815/5825 from the United States
model:TSI 5815/5825
DP-CALC 5815 and 5825 micro differential pressure gauges make pressure testing in HVAC easier for you. These sturdy and durable instruments can be used to measure wind speed inside ducts using pitot tubes. The DP-CALC 5815 handheld digital micro differential pressure gauge is easy to operate and can quickly and accurately measure differential pressure and static pressure. The high-performance DP-CALC 5825 can also calculate air volume and has automatic data recording function.
Features and advantages (5815)/5825):
Multiple pressure gauges can be used to measure wind speed using a Pitot tubePosition: H2O/Pa/hPa/kPa/mmHg
Type 5825Additional features:
Calculate air volume;
Can store up to 12700 data and100 data sets including a set of LogDat2 data download software.
5815 |
5825 |
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pressure |
Scope 1 |
-28.0~+28.0 mm Hg,- 3735~+3735Pa |
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error |
± 0.01 mmHg, ± 1% ± 1Pa of reading |
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resolution |
0.1Pa,0.001 mm Hg |
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Wind speed (pitot tube) |
Scope 2 |
1.27~78.7m/s |
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Accuracy 3 |
At 10.16m/s, ± 1.5% |
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resolution |
0.1 m/s |
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Instrument temperature requirements |
operate temperature |
5~45℃ |
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storage temperature |
-20~60℃ |
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Volume flow rate |
Duct size |
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2.5-1270cm, increments of 0.1cm |
range |
The actual flow rate is the wind speed and the actual duct area or pressure differenceThe function of K coefficient |
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Data storage capability |
capacity |
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12700 data points and 100 data sets |
Collection interval |
1s~1h |
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Instrument dimensions |
8.4 cm × 17.8 cm × 4.4 cm |
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Instrument weight (with battery) |
0.27kg |
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power supply |
Four AA batteries or optional AC adapter |
1Range upper limit=7 psi(190 in. H2O, 360mmHg, 48kPa)
2The method of measuring wind speed using pressure is not recommended5m/sUsed under wind speed
3Accuracy is a function of the conversion rate from pressure to wind speed. When the actual pressure value increases, the accuracy increases.