AS ONE 4-794-01 THA-01M Digital Temperature And Humidity Monitor (Large Monitor) (0 - 60oC, 10 - 90%RH)
| Manufaturer: | AS ONE |
| Model: | THA-01M |
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Description
- The large digital display and the depth of the main unit make it convenient for stationary use.
- It measures relative humidity over a wide range (10 to 90% RH) with high accuracy (±3%).
- You can check the remaining battery level at a glance.
- Large LCD screen for excellent visibility
- Measurement range: Temperature: 0 to 60°C, Humidity: 10 to 90% RH
- Display resolution: Temperature/0.1℃, Humidity/1%RH
- Reference display accuracy:
- Temperature/±0.3℃ (Typ), ±0.5℃ (Max) (0 to 60℃)
- Humidity/±3%RH (Typ), ±5%RH (Max) (25℃・10~90%RH)
- *The calibration point for this unit is 50%RH@25℃ (temperature ±0.5℃/humidity ±5%).
- Size: Main unit: 110 x 32 x 77 mm, Display unit: 52 x 40 mm
- Material: ABS resin
- Sampling interval: 30 seconds
- Power supply: 2 AA batteries (included for testing)
- Weight: Approx. 200g (including 2 batteries)
- RoHS2 (EU)2015/863 compliant
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Frequently Asked Questions (FAQ) for AS ONE 4-794-01 THA-01M Digital Temperature and Humidity Monitor:
Below are common questions and answers about the AS ONE 4-794-01 THA-01M (0–60 °C, 10–90 %RH).
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1/ What is the measurement range of the THA-01M?
Temperature: 0 °C to 60 °C Humidity: 10 %RH to 90 %RH
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2/ What display resolution does it offer?
Temperature: 0.1 °C Humidity: 1 %RH
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3/ How accurate are the readings?
Temperature: ±0.3 °C (typical), ±0.5 °C (max) within 0–60 °C Humidity: ±3 %RH (typical), ±5 %RH (max) at 25 °C and 10–90 %RH
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4/ How often does it sample the environment?
The unit updates readings every 30 seconds
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5/ What type of sensor is integrated?
A capacitive humidity sensor paired with a precision thermistor for temperature measurement ensures stable, accurate performance
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6/ What are the physical dimensions and weight?
Main body: 110 × 32 × 77 mm Display area: 52 × 40 mm Weight: Approx. 200 g (including two AA batteries)
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7/ What material is the enclosure made of?
Durable ABS resin, providing impact resistance and insulating properties
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8/ How is it powered and how long do batteries last?
Powered by two AA batteries (included for testing) Typical battery life ranges from 6 months to 1 year, depending on usage patterns and operating conditions
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9/ Can I see the remaining battery level?
Yes, a battery-low indicator is built into the LCD display for at-a-glance status monitoring
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10/ Does the THA-01M have alarm outputs?
No. This model provides real-time display only and does not offer configurable alarm outputs or thresholds.
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11/ Does it store historical data or log readings?
No. Readings are shown live on the display and are not recorded internally. For data logging, consider AS ONE’s dedicated data-logger models.
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12/ Are there any communication interfaces (USB, RS-232, Bluetooth)?
No. The THA-01M is designed for stationary observation without external data-transfer ports.
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13/ How can I install or mount the unit?
It features both a wall-mount slot on the back and a built-in stand for desktop placement.
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14/ What operating conditions should be observed?
Ambient conditions: 0–60 °C and 10–90 %RH. Avoid direct sunlight, excessive dust, or condensation to protect sensor integrity.
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15/ What are the recommended storage conditions?
Store at –10 °C to 60 °C and below 90 %RH. Keep away from corrosive chemicals and liquid water.
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16/ How do I perform a reset or factory restore?
Remove both batteries, wait one minute, then reinstall them. This clears any temporary states and returns the unit to default display mode.
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17/ How should I clean and maintain the device?
Wipe the enclosure and screen with a soft, dry cloth. Do not use solvents or immerse the unit in liquids. Inspect the sensor tip gently for dust buildup and clean with compressed air if needed.
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18/ Does the THA-01M comply with any safety or environmental standards?
It is RoHS 3 (EU 2015/863) compliant, ensuring it is free from regulated hazardous substances
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19/ What accessories come with the monitor?
Included: two AA batteries for initial operation. No carrying case or additional mounting hardware is provided.
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20/ Where can I obtain detailed datasheets or certificates?
Technical datasheets, calibration certificates, and instruction manuals are available upon request from AS ONE or authorized distributors as QTE Technologies (qtetech.com/en)
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21/ How do I request a quote or place an order?
Contact your local AS ONE distributor (e.g., QTE Technologies - qtetech.com/en) with product code 4-794-01 THA-01M, desired quantity, and delivery address for a formal quotation.
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22/ What is the typical lead time for delivery?
Lead times vary by region and stock availability but generally range from 2 to 4 weeks after order confirmation.
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23/ Can the THA-01M be used outdoors?
It is designed for controlled indoor environments. Extended exposure to UV light, rain, or extreme weather may degrade performance and void the warranty.
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24/ Are calibration services available?
Yes. Periodic calibration (every 6–12 months) is recommended. Send the unit to an accredited calibration laboratory or use certified reference standards for in-house checks.
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