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Specifications
SKU: Tenmars TM-412A~414A Air Velocity Meter
Application
TM-41XA series 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
- 45mm 4 plastics vane
- High sensitivity of 0.4m/s.
- Air flow calculates function.
- Max/Min/Avg and data hold.
- Auto power off with disable function.
- Memory capacity: 99 records.
- Memory recall function.
- Backlight function.
- Absolute Pressure Sensor
- Humidity Sensor
| Functions | TM-412A (with Vane-02) |
TM-413A (with Vane-03) |
TM-414A (with Vane-03) |
| Velocity | ● | ● | ● |
| Flow | ● | ● | ● |
| 99 Record | ● | ● | ● |
| Temperature | ● | ● | ● |
| Humidity | ● | ● | |
| Pressure | ● |
Specifications
- Display : 42mm(W) x33mm(L) Monochrome LCD with backlight
- Battery : 9 Volt battery.
- Battery Lift : Approx continuous used 100 hours.
- Shutoff Rate Power : 3uA
- Operate Maximum Power : 25mA
- Instrument dimensions : 140(L)x 65(W)x 38(H) mm. Weight : About 296g.
- Probe dimensions: 135(L) x67(W) x31(H) mm.
- Cable length : 95cm.
- Weight : About 100g.
Electrical specifications
| Velocity | |||
| Unit | Range | Resolution | Accuracy |
| m/s | 0.4~30 | 0.1 | ≤10m/s ±(3.0+0.5) >10m/s ±(3.5﹪+1) |
| Km/hr(Kph) | 1.5~106 | 0.1 | ≤36Km/hr ±(3.0﹪+1.8) >36Km/hr ±(3.5﹪+3.6) |
| mph | 0.9~66 | 0.1 | ≤22mph ±(3.0﹪+1.1) >22mph ±(3.5﹪+2.2) |
| Knots(kts) | 0.8~58 | 0.1 | ≤19Knots ±(3.0﹪+1) >19Knots ±(3.5﹪+1.9) |
| ft/min(fpm) | 79~5866 | 1 | ≤2000ft/min ±(3.0﹪+100) >2000ft/min ±(3.5﹪+200) |
| Beaufort | 1~8 | 1 | -- |
| Air Flow Calculation | |||
| Unit | Range | Resolution | Accuracy |
| CMM | 0~9999 | 1 | -- |
| CFM | 0~9999 | 1 | -- |
| Temperature | |||
| Unit | Range | Resolution | Accuracy |
| °C | -20~60 | 0.1 | ±1℃ |
| °F | -4~140 | 0.1 | ±1.8℉ |
| Humidity | |||
| Unit | Range | Resolution | Accuracy @25°C |
| %RH | 20~80 | 0.1 | ±3.5%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 |
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