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PurpleAir PA-II
PurpleAir PA-II
PurpleAir PA-II
PurpleAir PA-II
PurpleAir PA-II

PurpleAir PA-II

Regular price
$229.00
Sale price
$229.00
Shipping calculated at checkout.
Quantity must be 1 or more

The PA-II is an air quality sensor that measures real-time PM2.5 concentrations for residential, commercial, or industrial use. Built-in WiFi enables the sensor to transmit data to the PurpleAir map, where it is stored and made available to any smart device.

Dimensions 3.5 in x 3.5 in x 5 in
(85 mm x 85 mm x 125 mm)
Color White
Intended Use Outdoor and indoor use
WiFi Yes
Internal Storage No
Warranty One (1) year limited warranty
General
Dimensions 3.5 in x 3.5 in x 5 in
(85 mm x 85 mm x 125 mm)
Sensor weight
with power supply
11.7 oz (332 g)
24.3 oz (689 g)
Power supply length 17 ft (5 m)
Color White
Power Supply
Weight 12.6 oz (357 g)
A/C input 100-240V AC, 50/60Hz, 1.5A
A/C output 5V DC, 3A
Sensor input 5V DC, 0.18A continuous, 600mA peak
Weather resistance IP68
Plug type 2 Pins, Type A (USA)
Wireless
Wireless Networks 802.11b/g/n @ 2.4GHz
(WPA2 pre-shared key or open networks)
Certificates FCC/CE/ TELEC/SRRC
Tx Power 802.11 b: +20 dBm
802.11 g: +17 dBm
802.11 n: +14 dBm
Rx Sensitivity 802.11 b: -91 dbm (11 Mbps)
802.11 g: -75 dbm (54 Mbps)
802.11 n: -72 dbm (MCS7)
Antenna Type 2 dBi on-board PCB antenna
Laser Particle Counters
Type (2) PMS5003
Range of measurement 0.3, 0.5, 1.0, 2.5, 5.0, & 10 μm
Counting efficiency 50% at 0.3μm & 98% at ≥0.5μm
Effective range
(PM2.5 standard)*
0 to 500 μg/m³
Maximum range (PM2.5 standard)* ≥1000 μg/m³
 Maximum consistency error (PM2.5 standard) ±10% at 100 to 500μg/m³ & ±10μg/m³ at 0 to 100μg/m³
 Standard Volume 0.1 Litre
 Single response time ≤1 second
 Total response time ≤10 seconds
Pressure, Temperature, & Humidity Sensor
Type BME280
Temperature range -40°F to 185°F (-40°C to 85°C)
Pressure range 300 to 1100 hPa
Humidity Response time (τ63%): 1 s
Accuracy tolerance: ±3% RH
Hysteresis: ≤2% RH