The Lutron AM-4204 Hot Wire Anemometer is a cutting-edge air velocity measurement device designed for industrial users, including HVAC engineers, clean room technicians, and environmental monitoring specialists. Equipped with a custom one-chip micro-processor LSI circuit, this anemometer boasts a 13 mm super large LCD display with dual function meter's display, allowing for precise measurements in various units such as meters per second, kilometers per hour, and feet per minute. The device features a thermal anemometer structure with a tiny glass bead thermistor, enabling accurate air velocity measurements even at very low values. Additionally, the Lutron AM-4204 offers data hold functionality, memory for maximum and minimum values with recall, and a combination of hot wire and standard thermistor for rapid and precise measurements.
Available at IndiaMeters.in with fast delivery across India. GST invoice included.
| Circuit | Custom one-chip of micro-processor LSI circuit. |
| Display | * 13 mm(0.5") Super large LCD display. * Dual function meter's display. |
| Measurement | m/s (meters per second) km/h (kilometers per hour) ft/min (feet/per minute) knots (nautical miles per hour) mile/h(miles per hour) Temp.- ℃ , ℉ . |
| Data hold | Data hold. |
| Air velocity Sensor Structure | Tiny glass bead thermistor. |
| Temperature Sensor Structure | Precision thermistor. |
| Memory | Maximum and Minimum with recall. |
| Sampling Time | Approx. 0.8 sec. |
| Power off | Auto shut off saves battery life or manual off by push button. |
| Data Output | RS 232 PC serial interface. |
| Operating Temperature | 0 to 50 ℃ (32 to 122 ℉ ). |
| Operating Humidity | Less than 80% RH. |
| Power Supply | 1.5 V AAA (UM-4) battery x 6 PCs. (Alkaline or heavy duty type). |
| Power Current | Approx. DC 30 mA. |
| Weight | 355 g/0.78 LB. |
| Main instrument Dimension | 180 x 72 x 32 mm ( 7.1 x 2.8 x1.3 inch ). |
| Telescope Probe Dimension | Round, 12 mm Dia x 280 mm ( min. length ). x 940 mm ( max. length ). |
| Accessories Included | Instruction manual........... 1 PC. Telescope Probe.................... 1 PC. Hard carrying case.................1 PC. |
| Optional Accessories | Datalogger software : SW-U801-WIN RS232 cable : UPCB-01 |
| m/s Range | 0.2 - 20.0 m/s |
| m/s Resolution | 0.1 m/s |
| m/s Accuracy | ± ( 5 % + 1 d ) reading or ± ( 1 % + 1 d ) full scale * Depend on which is larger. |
| km/h Range | 0.7 - 72.0 km/h |
| km/h Resolution | 0.1 km/h |
| km/h Accuracy | ± ( 5 % + 1 d ) reading or ± ( 1 % + 1 d ) full scale * Depend on which is larger. |
| ft/min Range | 40 - 3940 ft/min |
| ft/min Resolution | 1 ft/min |
| ft/min Accuracy | ± ( 5 % + 1 d ) reading or ± ( 1 % + 1 d ) full scale * Depend on which is larger. |
| mile/h Range | 0.5 - 44.7 mile/h |
| mile/h Resolution | 0.1 mile/h |
| mile/h Accuracy | ± ( 5 % + 1 d ) reading or ± ( 1 % + 1 d ) full scale * Depend on which is larger. |
| knots Range | 0.4 - 38.8 knots |
| knots Resolution | 0.1 knots |
| knots Accuracy | ± ( 5 % + 1 d ) reading or ± ( 1 % + 1 d ) full scale * Depend on which is larger. |
| Temperature (℃) Range | 0 to 50 ℃ |
| Temperature (℃) Resolution | 0.1 ℃ |
| Temperature (℃) Accuracy | ± 0.8 ℃ |
| Temperature (℉) Range | 32 to 122 ℉ |
| Temperature (℉) Resolution | 0.1 ℉ |
| Temperature (℉) Accuracy | ± 1.5 ℉ |
Key Features
Applications
Is the Lutron AM-4204 Hot Wire Anemometer suitable for industrial use?
Yes, the Lutron AM-4204 is designed for industrial use, with an operating temperature range of -20°C to 40°C, and a protection class of IP65, making it suitable for harsh environments. It also meets the safety requirements for electrical measurement devices.
What are the main applications for the AM-4204 in India?
The Lutron AM-4204 is widely used in India for HVAC commissioning, clean room validation, and environmental monitoring in various industries such as pharmaceuticals, electronics, and textiles.
How does the AM-4204 compare to international brands like Fluke?
The Lutron AM-4204 offers comparable specifications and accuracy to international brands like Fluke, but at a more competitive price for the Indian market. As a genuine product with a warranty from IndiaMeters.in, you can trust the quality and reliability of the Lutron AM-4204.
What makes the AM-4204 reliable for preventive maintenance?
The Lutron AM-4204's microprocessor circuit assures maximum possible accuracy, providing special functions and features such as data hold and memory for maximum and minimum values with recall. Its combination of hot wire and standard thermistor also delivers rapid and precise measurements even at low air velocity values.
What is the best Anemometer for solar technicians in India?
The Lutron AM-4204 is an ideal choice for solar technicians in India, offering accurate air velocity measurements for solar panel installation and maintenance. Its compact design and slim probe make it suitable for grilles and diffusers, while its thermal anemometer structure ensures precise measurements even at low air velocities.
What is included in the package?
The Lutron AM-4204 Hot Wire Anemometer comes with standard accessories, including test leads, a case, a manual, and batteries.

