TASI TA622A & TA622B Digital Temperature & Humidity Meter | Dew Point
TASI TA622A & TA622B Digital Temperature & Humidity Meter | Dew Point
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Measure More Than Temperature
The TASI TA622 series combines temperature, relative humidity, dew point and wet bulb measurements in one practical digital meter. A clear VA colour display, high-precision SHTC3 sensor and configurable data logging make it ideal for environmental checks, workshops, offices, storage areas and technical applications.
Why Choose the TASI TA622?
4-in-1 Monitoring
Read ambient temperature, humidity, dew point and wet bulb temperature.
Clear VA Display
Backlit colour display makes measurements easy to read at a glance.
High-Precision Sensing
Uses an SHTC3 sensor for temperature and relative humidity measurement.
Adjustable Alerts
Set upper and lower temperature or humidity thresholds with audible and visual alarms.
Designed for Reliable Environmental Checks
The TA622 provides a wide -40°C to 80°C (-40°F to 176°F) temperature range and 0–100% RH humidity range. Two measurement lines can be displayed simultaneously, helping you compare conditions without constantly switching screens.
Data Logging for Long-Term Monitoring
Record measurements using selectable intervals of 5 seconds, 10 seconds, 30 seconds, 60 seconds, 30 minutes, 60 minutes, 12 hours or 24 hours. The recording function supports extended monitoring, with recording display support up to 99 hours.
TA622A vs TA622B — Which One Do You Need?
| Feature | TA622A | TA622B |
|---|---|---|
| Temperature & Humidity | ✓ | ✓ |
| Dew Point & Wet Bulb | ✓ | ✓ |
| Data Storage | Up to 8,000 records | Up to 4,000 records |
| USB PC Connection | — | ✓ |
TA622B USB Computer Connection
The TA622B adds computer connectivity for more convenient data analysis. With compatible Windows PC software, recorded measurements can be transferred and real-time data can be viewed, with tables, graphs and XLSX export supported.
Key Specifications
| Temperature Range | -40°C to 80°C / -40°F to 176°F |
| Temperature Accuracy | Approx. ±0.5°C / ±1°F |
| Humidity Range | 0–100% RH |
| Humidity Accuracy | Approx. ±3% RH (10–90% RH); ±5% RH outside that range |
| Sampling Rate | 10 samples/second |
| Display Update | 3 times/second |
| Power | 3 × 1.5V AA batteries or 5V Micro USB |
| Display | Approx. 5.3 × 4.4cm VA colour screen with backlight |
| Dimensions | Approx. 21.8 × 6.7 × 3.5cm |
| Weight | Approx. 190g |
