AMPROBE TMA-21HW - Hotwire Anemometer with Temperature
Overview
Features
Specifications
Calibration
The Amprobe TMA21HW Hot Wire anemometer technology eliminates the use of bearings and rotating parts. Because of this fact the meter is durable and provides good and stable accuracy of the measurements. It is used for indoor air quality and HVAC/R technicians measuring heating, ventilation, air-conditioning, refrigeration, wind flow and temperature in residential, commercial and industrial air conditioning systems.
- Highly accurate thermometer with 0.1% basic accuracy for precise measurements
- Fast response telescopic probe for use in hard to reach places
- Air Flow Volume (CFM, CMM)
- Velocity m / s, f t / min, knots, km / hr, mph
- Relative Humidity and Temperature Measurement
- Data hold & Maximum / Minimum with Time stamp
- Data Memory and Real function (99 sets)
- 512KB auto data-logging capacity
- Large backlit LCD display with 5 parameters
- Auto Power ON / OFF setting
- USB interface
- Simple and safe to use
- Included Accessories: Batteries, Hard Carrying case, USB Cable, and CD Software
| Feature | TMA-20HW | TMA-21HW | Best Accuracy |
| Air flow | 0.10 m/s → 30.00 m/s 0.2 km/hr → 110.0 km/hr 10 ft/min → 6000 ft/min 0.10 knots → 59.0 knots 0.12 MPH → 68.00 MPH |
+/- 3 % of rdg +/-1 %FS | |
| Air flow volume | 0.000 CFM → 999900 CFM 0.000 CFM → 999900 CMM |
+/- 3 % | |
| Temperature | - | - 4 °F → 140 °F (-20 °C → 60 °C) |
+/- 0.9 °F (+/- 0.5 °C,) |
| Relative humidity | - | 0.0 → 100 % | +/- 3 % |
| Data logging and USB interface | - | • | - |
| Wet bulb/dew point | - | • | - |
| Specifications | |
| Display: | Triple display, 4 digit LCD reading. |
| Sampling rate: | Once per second |
| Response time: | < 2 seconds |
| Manual memory capacity: | 5 X 99 sets. (direct reading from LCD display) |
| Power source: | 6 X AAA Battery |
| Probe dimensions/weight: | Wire length : 2.2 meter (7.2 ft) Probe length : 1.2 meter (3.9 ft) Probe diameter of tip : 15.0 mm (0.59 in.) Probe diameter of base : 28.0 mm (1.1 in.) Probe weight : 165 g (0.36 lbs) |
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