TM-402 ~ 404 Air Velocity Meter
This Velocity meter is measures air speed, temperature and humidity. It is ideal for spot measurements at air outlets on account of its 30mm vane. In addition to air speed and temperature, also measures air moisture and absolute pressure. In this way, air conditions can be reliably checked.
Features
- High sensitivity of 0.4m/s.
- Air flow calculates function.
- Max/Min/Avg and data hold.
- Auto power off with disable function.
- Low battery indication.
- Datalogging capacity: 99 records.
- Memory recall function.
- Backlight function.
- Absolute Pressure Sensor.
- Humidity Sensor.
- Sample rate : 1 time/second
Functions :
Model | Probe | 99 Records | Flow | Temp | Humidity | Pressure |
---|---|---|---|---|---|---|
TM-402 | Pr401T-02 | * | * | * | ||
TM-404 | Pr401H | * | * | * | * | * |
Air flow (volume) calculation :
Unit | Range | Resolution | Accuracy |
---|---|---|---|
CMM | 0~9999 | 1 | - |
CFM | 0~9999 | 1 | - |
Temperature measurement :
Unit | Range | Resolution | Accuracy |
---|---|---|---|
℃ | -20~60 | 0.1 | ±1℃ |
℉ | -4~140 | 0.1 | ±1.8℉ |
Humidity measurement :
Unit | Range | Resolution | Accuracy |
---|---|---|---|
%RH | 20~60 | 0.1 | ±35%RH |
%RH | <20 ~ > 80 | 0.1 | ±5%RH |
Absolute pressure :
Unit | Range | Resolution | Accuracy |
---|---|---|---|
hPa | 350~1100 | 0.1 | ±2hPa |
mmHg | 263~825 | 0.1 | ±1.5mmHg |
inHg | 10.3~32 | 0.1 | ±0.1 |
Air speed measurement :
Unit | Range | Resolution | Accuracy |
---|---|---|---|
m/s | 0.4~25 | 0.1 | ±2%+0.2 |
Km/hr(kph) | 1.5~90 | 0.1 | ±2%+0.8 |
mph | 0.9~55 | 0.1 | ±2%+0.4 |
Knots(kts) | 0.8~48 | 0.1 | ±2%+0.4 |
ft/min(fpm) | 79~4921 | 1 | ±2%+40 |
Beaufort | 1~10 | 1 | - |
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