YEM-70 Digital Atmospheric Pressure Monitor Temperature Humidity Barometer Air Quality Detector
Description
The YEM-70 digital atmospheric pressure monitor measures barometric pressure, temperature and humidity for laboratory, weather monitoring, agricultural and indoor environmental quality testing applications. This multi-function barometer air quality detector features 3.9-inch LCD backlight display, touch-sensitive buttons, max/min/average statistics and over-limit alarm with human comfort index for comprehensive environmental assessment. The desktop pressure temperature humidity meter supports calibration function, ultra-low power consumption, battery status indicator and Micro USB power for home, office and industrial environmental monitoring.
Specifications
| Measurement Parameters | Temperature (dry bulb, dew point), Humidity, Atmospheric Pressure |
|---|---|
| Measurement Range | |
| Temperature | -30~+65℃ (internal probe); -40~+125℃ (external probe) |
| Humidity | 0~100%RH (non-condensing) |
| Atmospheric Pressure | 300~1100hPa |
| Accuracy | |
| Temperature | ±0.3℃ (-10~+65℃); ±0.5℃ (other ranges) |
| Humidity | ±3%RH (10~90%RH, 25℃); ±4%RH (others) |
| Atmospheric Pressure | ±1hPa (950~1050hPa, 0~40℃); ±2hPa (other ranges) |
| Resolution | Temperature: 0.1℃; Humidity: 0.1%RH; Pressure: 0.2hPa |
| Response Time (t90) | |
| Temp/Humidity | 15min (internal); 5min (external) |
| Pressure | 5 seconds |
| Sampling Interval | 5 seconds |
| LCD Refresh | 5 seconds |
| Display | 3.9-inch LCD screen with backlight, touch-sensitive buttons |
| Core Functions | |
| Maximum, minimum, average value display | |
| Over-limit alarm function | |
| Real-time and historical alarm status indicator | |
| Human comfort index display | |
| Calendar setting | |
| Backlight duration and alarm duration setting | |
| Calibration function | |
| Ultra-low power consumption | |
| Battery status indicator | |
| Battery protection | |
| Units | Temperature: ℃/℉; Humidity: %RH; Pressure: hPa |
| Power Supply | 3 × 1.5V AAA alkaline batteries |
| Power Interface | Micro USB, DC 5V/2A |
| Protection Class | IP20 |
| Operating Temperature | -30~+65℃ |
| Storage Temperature | -30~+65℃ (without battery) |
| Housing Material | ABS |
| Dimensions | 108 × 96 × 20mm |
| Weight | Approx. 118g (without battery) |
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