ISPU ( Indeks Standar Pencemaran Udara ) Air Quality Monitoring AQMesh

Parameters measured

NO, NO₂, O₃, CO, SO₂, Pod temp., atmospheric pressure, RH, particle count, PM 2.5#0, PM 10#0

Measurement range

Parameter

Units of measurement

Range

NO

ppb or µg/m3

0 to 4,000 ppb

NO₂

ppb or µg/m3

0 to 4,000 ppb

NOx

ppb or µg/m3

0 to 8,000 ppb

O₃

ppb or µg/m3

0 to 1,800 ppb

CO

ppb or µg/m3

0 to 6,000 ppb

SO₂

ppb or µg/m3

0 to 10,000 ppb

Pod temp.

°C

-20 to 100 °C

Pressure

mb

500 to 1500 mb

Humidity

%

0 to 100 % RH

Particle count

Particles/cm

0.3 – 30 µm

PM 1

µg/m3

0 – 200 µg/ m3

PM 2.5

µg/m3

0 – 500 µg/ m3

PM 10

µg/m3

0 – 1,000 µg/ m3

Performance

Parameter

# 1 Limit of detection

# 2 Accuracy 

( in standard test conditions )

NO

< 5 ppb

± 5 ppb

NO₂

< 10 ppb

± 5 ppb

CO

< 5 ppb

± 5 ppb

O₃

< 5 ppb

± 5 ppb

SO₂

< 10 ppb

± 5 ppb

Pod temp.

0.1 °C

± 2 °C

Pressure

1 mb

± 5 mb

Humidity

1 % RH

± 5 % RH

Sensor life

Up to 2 years

Power options

Primary lithium metal batteries #3. Up to 2 years operation ( depending on measurement strategy )

Mains power option, External 12 VDC power option, Rechargeable NiMH battery and charger option

Physical

Enclosure      

Polyurethane moulded or ABS, protection IP 65

Approx. Size

L 170 x W 220 x H 250 mm ( not inc. antenna 180 mm )

Weight

<2 Kg

Environmental

Temperature range : -20 to +40 ⁰C   #4 Humidity range : 15 to 85 % RH

Mounting

Various mounting accessories available

Measurement period

Variable, from 1 minute to 1 hour ( 1 hour set as default )

Server software

Web browser based, processing of raw data to give indicative concentration, database storage on secure

AQMesh parameters

Parameter

Range

Unit

Limit of detection

Standard

Nitric oxide ( NO )

0-4,000 ppb

ppb or  µg/m^3

<5 ppb

Nitrogen dioxide ( NO₂ )

0-4,000 ppb

ppb or µg/m^3

<10 ppb

Ozone

0-1,800 ppb

ppb or µg/m^3

<5 ppb

Pod temp.

-20 to 100 °C

°C

0.1 °C

Atmospheric pressure

500-1,500 mb

mb

1 mb

RH

0-100 % RH

% RH

1 % RH