Máy đo nhiệt độ độ ẩm và khí CO2 Tenmars ST-501

Measurement

Ranges

Accuracy

CO2

0 to 9999 PPM (2001 to 999ppm over range)

±75 PPM or 8% of reading (0 to 2000ppm)

Humidity

0 to 100 RH

2.5% at 10% to 90% RH

Temperature

0°C to 70°C

±1°C at 25°C

Signal Update

every 2 seconds

Warm Up Time

< 2 minutes

Operating Conditions

°C to 50°C (32°F to 122°F), 0 to 90% RH non-condensing

Relative Humidity Sensor

Temperature Sensor

Type

CMO Sensor

Type

Thermistor

Measurement Range

1% to 99%

Measurement Range

°C to 50°C

Accuracy

±3.0% of rdg, RH 20% - 80%
±5.0% of rdg, RH 80%

Accuracy

±0.5°C from 0°C to 50°C

Resolution

0.1%

Resolution

0.1°C

Response Time

8 seconds

Response Time

1 second

General Specifications

Power Supply

4 x type 'AA' Alkaline batteries

Battery Life

approx 24 hours

External Power Supply

6V DC 0.5A