1. Ifihan
The Wintact WT8907 Digital Anemometer is a multi-functional instrument designed for measuring wind speed, wind direction, air volume (CFM/CMM), ambient temperature, and humidity. It features a clear LCD backlight display, data logging capabilities, and PC connectivity for analysis. This manual provides detailed instructions for the proper use and maintenance of your device.

Figure 1: Wintact WT8907 Digital Anemometer with its remote sensor probe.
2. Package Awọn akoonu
Jẹrisi pe gbogbo awọn ohun kan wa ninu package:
- 1x Wintact Handheld Anemometer (WT8907 main unit)
- 1x Remote Vane Sensor with Retractable Handle
- 4x 1.5V AAA Awọn batiri
- 1x okun USB
- 1x Itọsọna olumulo (iwe yii)
3. Eto
3.1 Fifi sori batiri
- Wa yara batiri ni ẹhin ẹyọ akọkọ.
- Ṣii ideri batiri naa.
- Insert four (4) 1.5V AAA batteries, ensuring correct polarity (+/-).
- Pa ideri batiri naa ni aabo.

Figure 2: Battery compartment showing the placement of four AAA batteries.
3.2 Connecting the Sensor Probe
The remote vane sensor is connected to the main unit via a cable. Ensure the connector is firmly inserted into the designated port on the main unit.
3.3 Titan / Pa a
Tẹ awọn AGBARA bọ́tìnì láti tan ẹ̀rọ náà. Tẹ̀ kí o sì di í mú. AGBARA button to turn it off. The device also features an automatic shut-off function to conserve battery power if inactive for a period.
4. Awọn ilana Iṣiṣẹ
4.1 Ipilẹ wiwọn
Once powered on, the device will display current wind speed, temperature, and humidity. The remote vane sensor should be positioned in the airflow for accurate readings.

Figure 3: Measuring wind speed and air flow from an HVAC vent.
4.2 Aṣayan Ẹyọ
Tẹ awọn UNIT button to cycle through available wind speed units: m/s, km/h, ft/min, knots, and mph. Press the ° C / ° F button to switch between Celsius and Fahrenheit for temperature readings.
4.3 Air Volume (CFM/CMM) Measurement
To measure air volume, press the VEL / SAN button to switch to air volume mode. You will need to input the area of the duct or vent using the AREA/SAMPLE bọtini fun deede CFM / CMM isiro.

Figure 4: Measuring air volume from a ventilation outlet.
4.4 Data Functions (MAX/MIN/AVG, HOLD, Record)
- MAX/AVG/MIN: Tẹ awọn MAX/MIN button to display maximum, minimum, or average recorded values.
- MU: Tẹ awọn DIMU bọ́tìnì láti dì kíkà tó wà lórí ìbòjú náà. Tẹ̀ lẹ́ẹ̀kan síi láti tú u sílẹ̀.
- Record (REC): The device can store up to 960 groups of data. Press the REC button to save current data.
- Read (READ): Tẹ awọn KA button to access stored data.
- Delete (DEL): Tẹ awọn DEL button to clear stored data.

Figure 5: Display modes for Maximum, Average, and Minimum values.
4.5 Wind Direction Measurement
The sensor head includes a compass for wind direction. Hold the sensor head straight up and rotate it until the desired direction is indicated on the display. Calibration may be required in different magnetic field environments by rotating the adjustment knob and pressing the WOLE bọtini.

Figure 6: Illustrates how to measure wind direction using the sensor head's integrated compass.
4.6 PC Asopọmọra
Connect the anemometer to a PC using the provided USB cable. This allows for data analysis and real-time monitoring using the dedicated software. The software can be downloaded from the manufacturer's webojula.

Figure 7: Anemometer connected to a computer for data logging and analysis.
4.7 Retractable Handle
The sensor probe features a retractable handle that extends up to 53cm (20.86 inches) for reaching difficult measurement points, such as inside ducts or high vents.

Figure 8: The retractable handle extends for versatile measurement applications.
5. Itọju
5.1 Ninu
Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or solvents. Ensure the vane sensor is free from dust and debris for accurate readings.
5.2 Batiri Rirọpo
When the low battery indicator appears on the display, replace all four AAA batteries promptly to ensure continuous operation and data integrity.
5.3 Ibi ipamọ
Store the anemometer in a cool, dry place, away from direct sunlight and extreme temperatures. If storing for extended periods, remove the batteries to prevent leakage.
6. Laasigbotitusita
- Ẹrọ ko ni agbara lori:
Ṣayẹwo fifi sori batiri ati rii daju pe awọn batiri ko dinku. Rọpo ti o ba wulo. - Awọn kika ti ko pe:
Ensure the sensor vane is unobstructed and clean. Verify that the sensor cable is securely connected. Calibrate the wind direction if readings seem off. - Ifihan ti wa ni baibai tabi yiyi:
Èyí lè fi hàn pé agbára bátírì kò pọ̀. Rọ́pò àwọn bátírì. - Ko le sopọ si PC:
Ensure the USB cable is properly connected to both the device and the computer. Verify that the correct driver and software are installed on your PC.
7. Awọn pato
| Ẹya ara ẹrọ | Sipesifikesonu |
|---|---|
| Brand | Wintact |
| Nọmba awoṣe | WT8907 |
| Afẹfẹ Iyara Ibiti | 0 - 45 m/s (0 - 100 mph) |
| Yiye Iyara Afẹfẹ | ±3% ±0.1 |
| Air Volume Range (CFM) | 0 - 999900 ft³/min |
| Air Volume Range (CMM) | 0 - 999900 m³/min |
| Iwọn otutu | 0 - 45°C (32 - 113°F) |
| Yiye iwọn otutu | ±1°C (±1.8°F) |
| Ibiti ọriniinitutu | 10 - 90% RH |
| Yiye Ọriniinitutu | ± 5% RH |
| Ibi ipamọ data | 960 awọn ẹgbẹ |
| Asopọmọra | USB |
| Orisun agbara | 4x 1.5V AAA Awọn batiri |
| Pa a Aifọwọyi | Bẹẹni |
| Ifihan Iru | LCD pẹlu Backlight |
| Retractable Handle Length | Titi di cm 53 (inṣi 20.86) |
| Ọja Mefa | 2.87 x 1.49 x 7.64 inches (ẹyọ pàtàkì) |
| Iwọn Nkan | 13.9 iwon (0.87 lbs) |

Figure 9: Detailed measurement ranges and accuracy for the WT8907.

Figure 10: Physical dimensions and weight of the WT8907 main unit and sensor.
8. Atilẹyin ọja
The Wintact WT8907 Digital Anemometer comes with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or improper maintenance.
9. Onibara Support
For technical assistance, troubleshooting, or warranty claims, please contact our customer service team. Our professional support staff is available to assist you with any questions or issues you may encounter.
Contact information can typically be found on the Wintact official webojula tabi nipasẹ rẹ ra Syeed.