Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts

Size Range: 0.3 to 25 μm
Size Channels: Factory calibrated at 0.3, 0.5, 1.0, 2.5, 5.0, 10.0 μm variable binning
Flow Rate / Accuracy: 2.83 LPM or 1.2 LPM / +/- 3%
Aerosol Concentration Range: 0.01 to 20,000 μg/m³
Light Source: Long life laser diode
Resolution: .00003 μg/m3
Zero Stability: No appreciable drift
Count Modes: Real-Time Meter and graph, cumulative/differential count/m³ and count/ft³, and mass concentration (PM)
Log Interval: Minimum 1 second with no hold time, maximum 99 hours
Calibration: NIST traceable
Display: 4.3" (10.9 cm) WQVGA (480x272) color touch screen
Printer: (Optional) External thermal printer available
Internal Vacuum Pump: Internal pump with automatic flow control
Filtered Exhaust: Internal HEPA filter
Number of Channels: 6
Custom Size Channels: Calibration for custom size channels available
Audible Alarm: Adjustable built-in alarm
Communication Modes: Ethernet, USB. (Optional) Wireless 802.11 b/g, RS485 or RS232.
Environmental Sensors 7301-AQM1: Includes NDIR CO2 (0-5000 ppm, resolution 1 ppm, accuracy ±1% FS, Response rate 20 seconds), temperature and relative humidity probe 32º to 122ºF (0º to 50ºC) ±1ºF (0.5ºC), 15-90% ±2% RH
Environmental Sensors 7301-AQM2: Includes all sensors in the 7301-AQM1 and TVOC PID (standard on the 7301-AQM2), 0-50 ppm / minimum detection level 5 ppb, accuracy ±1.5%, Response rate <3 seconds
Alarm: Alarms on counts for all particle sizes, low battery, sensor failure, environmental sensors and flow
Standards: ISO 21501-4 and JIS B9921
Instrument Calibration: Recommended minimum once per year. Gases, temperature and humidity sensors field calibratable.
External Surface: Stainless steel
Dimensions (L x W x H): 5.22” x 3.81” x 9.42” (13.3 cm x 9.7 cm x 23.9 cm) includes barb fittings
Weight: 4 lb (1.8 kg)
Accessories: Operating Manual and IMS Software on USB flash drive, isokinetic probe, temperature relative humidity sensor, purge filter, battery, USB cable, and power supply
Optional Accessories: Calibration cap for gas sensor, carrying case, external printer, isokinetic probes, barb fittings, spare battery, external battery charger, printed manual, and IMS-RT monitoring system
Data Storage: 45,000 sample records (rotating buffer) includes particle count data, environmental data, locations, times and annotations, scrollable on screen or printout
Sample Time: 1 second to 99 hours
Power: 110 to 240 VAC 50/60 Hz universal in-line power supply
Operating Conditions: 41º to 104ºF (5º to 40ºC) / 20% to 95% non-condensing
Storage Conditions: 32º to 122ºF (0º to 50ºC) / Up to 98% non-condensing