Operating Manual

19_J05xxx_Indoor Air Quality Sensor SPB308 E&C.indd 12
9/1/19 5:11 PM
Caution: Wi-Fi does not support 5.0GHz and/or 802.11n
EN
• Normally, SPB308 need 30 minute to warm up.
• SPB308 is not intended to be used:
o For outdoor measurements
o Under extreme temperature or humidity condition
o Next to a source of heat or fire
o As a medical device or a substitute to any medical treatment.
6. Specification
Material
ABS plastic
Color
White
Connection
Wi-Fi (2.4Ghz, 802.11b/g/n), Modbus RS485
Operating Voltage
DC 24V
Input currect
200 mA
Operating Temperature
0 - 40°C
Operating Humidity
10 - 95% RH
TVOC measurement principle
MEMS metal oxide sensor technology
TVOC measurement range
125 - 600 ppb (relative)
PM2.5 measurement principle
Laser-based light scattering (mie)
PM2.5 measurement range
(PM2.5 concentration)
1 - 500 μg/m
3
CO2 measurement principle
Non-dispersive infrared
CO2 measurement range
400 - 2000 ppm
Temperature measurement range
0 - 40°C
Relative humidity measurement range
0 - 99%
Dimensions
131 * 131 * 45mm
Weight
400 g
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