microAeth® / Compare

Measurement method Optical absorption at 1 Wavelength Optical absorption at 5 Wavelengths
Measurement wavelengths 880 nm 880 nm, 625 nm, 528 nm, 470 nm, 375 nm
DualSpot® Loading Compensation -
Timebases 1, 10, 30, 60 or 300 seconds 1, 5, 10, 30, 60 or 300 seconds
Flow Rates 50, 100, 150, or 200 ml/min 25, 50, 75, 100, 125, 150, 170, 200, 225, or 250 ml/min 50, 75, 100, 125, 150, or 170 ml/min
Internal Pump Options Internal rotary vane pump Standard internal diaphragm pump
Flow Control Internal mass flowmeters with closed-loop control
Filter Material T60 Teflon-coated borosilicate glass fiber Polytetrafluoroethylene (PTFE)
Filter Capacity Filter Strip (1 sampling location) Filter Tape Cartridge (17 sampling locations) Filter Tape Cartridge (85 sampling locations)
Sensors - Accelerometer, Relative Humidity, Temperature, Altimeter / Barometer
Dimensions
LengthWidthDepth
117 mm (4.6 in)66 mm (2.6 in)38 mm (1.5 in) 98.5 mm (3.88 in)61 mm (2.4 in)24.5 mm (0.96 in) 136.75 mm (5.38 in)85 mm (3.35 in)35.75 mm (1.41 in) 165.20 mm (6.50 in)125.20 mm (4.93 in)39.70 mm (1.56 in) 199.90 mm (7.87 in)99.82 mm (3.93 in)69.85 mm (2.75 in)
Weight 280 g (9.92 oz) 162 g (5.71 oz) 420 g (14.82 oz) 715 g (25.22 oz) 965 g (34.04 oz)
Internal flash memory 4 MB 8 MB 16 GB
On-board user interface - Local network WiFi Interface Low Power Screen, 3 Buttons
Location services - GPS with internal antenna
Wireless - 802.11 b/g/n Wi-Fi with Real-time and bulk data transfer 802.11b Wi-Fi with AES hardware encryptionBluetooth Low Energy
Case - - - - Outdoor Rated Sealed Enclosure
Connections USB 2.0 USB-C (Power), 3.3V TTL Serial (Flow calibration) USB 2.0, 3.3V TTL Serial, DC input via barrel jack Via sealed connector for 3.3V TTL Serial and DC power input, USB 2.0 on inside panel
Built-in rechargeable battery 1950 mAh lithium-ion 2200 mAh lithium-ion 3200 mAh lithium-ion 12800 mAh lithium-ion
Recharging USB charging
(500mA/h max)
USB charging
(1000mA/h)
Fast charging DC via barrel jack AC adapter or USB charging Sealed connector for fast charging DC via barrel jack AC adapter or USB charging
Discontinued
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Applications

AE51
Discontinued
AL30
New
MA200 MA300 MA350
Continuous real-time monitoring
Mobile monitoring
Daily monitoring
Multi-week monitoring
Multi-month monitoring
Personal monitoring
Exposure assessment
Health effects
Occupational safety
UAVs & vertical profiling
Wearable
Source apportionment
Tobacco
Woodsmoke
Biomass
Ambient air monitoring
Stationary monitoring
Indoor air quality
Engine testing
Vehicle on-road mobile monitoring
Networks
Fence line monitoring
Near-road monitoring
Urban environment on street poles
Discontinued
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Specifications are subject to change without notice. Patents pending. DualSpot® is used under license from Magee Scientific Corporation.