Model | YEM-20L | YEM-40L | YEM-70L |
Channel | 1int. temp. (dew point supported) | 1 int. temp.(dew point supported) | 1 int. temp. (dew point supported) |
1 int. humi. | 1 int. humi. | 1 int. humi. | |
1 int. CO2 | 1 int. air pressure | ||
Sensor | Digital | Digital | Digital |
Digital | Digital | Digital | |
Infrared | Digital | ||
Measuring Unit | ℃, ℉ | ℃, ℉ | ℃, ℉ |
%RH | %RH | %RH | |
PPM | hPa | ||
Measuring Range | -30~65℃ | -30~65℃ | -30~65℃ |
0~100%RH | 0~100%RH | 0~100%RH | |
0~10000PPM | 300~1100hPa | ||
Measuring Accuracy | ±0.3℃(-10~65℃) ±0.5℃(others) ±3%RH(10~90%RH) ±4%(others) | ±0.3℃(-10~65℃) ±0.5℃(others) ±3%RH(10~90%RH) ±4%(others) ±3%±40PPM(400~2000PPM) only for reference(others) | ±0.3℃(-10~65℃) ±0.5℃(others) ±3%RH(10~90%RH) ±4%(others) ±1hPa |
Measuring Resolution | 0.1℃ | 0.1℃ | 0.1℃ |
0.1%RH | 0.1%RH | 0.1%RH | |
1PPM | 0.18hPa | ||
Data Logging Memory | 26624 readings | 26624 readings | 26624 readings |
Response Time(T90) | 15 minutes | 15 minutes | 15 minutes |
15 minutes | 15 minutes | 15 minutes | |
3 minutes | 5 seconds | ||
LCD Refresh Interval | 5s | 5s | 5s |
Measuring Interval | 5s | 5s(temp. and humi.) 5s to 30m(co2) | 5s |
Battery | 3pcs AAA battery | 3pcs AAA battery | 3pcs AAA battery |
Battery Life | 1 year(25℃) | 45 days(25 ℃,15 minutes interval) | 1 year(25℃) |
Power Supply | AC/DC Adapter (100~240V 50/60Hz, 5V/2A) | ||
Operation Temperature | -30~65℃ | -30~65℃ (if <0℃ or >50℃, CO2 will stop) | -30~65℃ |
Storage Temperature | -30~65℃ | -30~65℃ | -30~65℃ |
Waterproof | IP20 | IP20 | IP20 |
Interface | MicroUSB | MicroUSB | MicroUSB |
Dimensions | 96mm*108mm*20mm | 96mm*108mm*20mm | 96mm*108mm*20mm |
Weight | 116g | 121g | 117g |
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