SMB measures three parameters:

Temperature, humidity and air quality.

Humidity Sensor Specifications:

Measurement Range

0-100 %RH

Measurement Resolution

0.04 %RH- 12 bits

Measurement Accuracy

±2 %RH

Temperature Sensor Specifications:

Measurement Range

-40 - +125 °C

Measurement Resolution

0.04 °C - 12 bits

Measurement Accuracy

±0.3 °C

Air Quality Sensor Specifications:

Target Gas

Ammonia gas, toluene, hydrogen, smoke and sulphide benzene series steam.

Detection Range

10-～1000 ppm (ammonia gas, toluene, hydrogen, smoke).

Sensitivity

Rs (in air)/Rs (in 400ppm H2) ≥5

Preheat Time

48 Hours

Interface & Powering of SMB specifications:

Interface to Main Board

RS-485

Power

12 volt – internally form Main Board

Indicators

One LED (online, Alarm )

Environmental & Mechanical Specifications:

Enclosure

ABS Plastic

Operating Temperature

0-50 °C

Storage Temperature

0-70 °C

Relative Humidity

0-95% RH

Weight

100 gram