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The AT400 and TAT420 air velocity transmitters supply accurate air velocity and (TAT420) temperature data from a building or process airflow on a continuous basis to a computer, chart recorder, printer and meter or control circuit.
The THT500 humidity-temperature transmitters supply accurate humidity and temperature data from a room or process air source on a continuous basis to a computer, chart recorder, printer, meter or control circuit.
Every instrument has terminals for both DC and AC power and 0-1 V, 0-5V and 4-20mA output.
Features & Benefits
Specially designed for monitoring indoor air quality
Premier series cabling and probe connections
Simultaneous measurement of air velocity and temperature
The heavy, all metal probe can be used for airstreams that have a wide range of humidity, temperature and contaminants without compromising accuracy
Applications
HVAC Testing & Balancing
IAQ Investigations
Industrial Hygiene Ventilation Verification
Filter Face Air Velocity Measurement
Main Unit Specifications
| Measurement Specifications | ||
| Air Velocity | Metal rotating vane | AP275/APT275: 2.75″ diameter AP100/APT100: 1″ diameter |
| Range | 1″ Probe: 300 to 6890 FPM (1.5 to 35 m/s) 2.75″ Probe: 50 to 7800 FPM (0.2 to 40 m/s) | |
| Accuracy | 1″ Probe: ±0.5% of Full-scale + 0.75% of READING ±1 digit 2.75″ Probe: ±1.0% of READING ±1 digit | |
| Resolution | 1 FPM or 0.01 m/s | |
| Temperature | Range | APT Probe: -4 to 176 F (-20 to 80C) |
| Accuracy | ±0.5°C | |
| Resolution | 0.1°F or 0.1°C | |
| General Specifications | ||
| Analog Output | Current output: DC 4~20mA Voltage output: DC 0~1V or 0~5V | |
| Operating Temperature | Transmitter: -4 to 176F (-20 to 80°C) Probe: -22 to 212F (-30 to 100°C) | |
| Power Supply | 120 or 220 VAC (50-60 Hz) 10 to 30 VDC | |
| Dimensions | Transmitter Housing | W 4.8 x D 2.2 x H 4.8 inches (12.2 x 5.6 x 12.2 cm) |
| Warranty | 1 year | 1 x Rotating Vane Probe Head, Probe cable, Operation Manual, NIST Certificate |
| TAT420 | 1 x Rotating Vane Probe Head, Probe cable, Operation Manual, NIST Certificate | |
