GrayWolf Direct Sense-II  Particle Counter

(GST 18% Exclusive)

50 in stock


Graywolf Direct Sense-II  Particle Counter, Advanced Sense™ and Wolf Pack™ monitors interface with Gray Wolf 6 channel handheld particle counters and with Thermo Scientific™ pDR particulate concentration meters. Display and log particulates right on the Gray Wolf instrument or mobile PC.

Applications: Occupational Health and Safety, Cleanroom Monitoring, HVAC, and Research and Development etc

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GrayWolf Direct Sense-II  Particle Counter Features:
Measure Particle Concentration/Counts as stand-alone meters
Or simultaneously measure, in combination with GrayWolf probe parameters
Works in conjunction with GrayWolf DirectSense II probes, IQ-410/610 Indoor Air Quality probes, TG-501 Toxic Gas probes, TG-502 VOC probes, AS-201/202A Air Velocity probes and/or DP-702LH auto-zeroing Differential Pressure sensors
0.1µm and higher mass concentration with the Thermo pDR (with optional cyclones to limit particle size to PM10, PM2.5, etc.)
0.3µm and larger particle counts with GrayWolf’s PC-3016A, PC-4000 and PC-5000 six size range particle counters which also display simultaneous, calculated mass concentration (as PM0.5, PM1.0, PM2.5, PM5.0, PM10 & TSP)
Use the particulate meters as unconnected dataloggers, downloading logged data direct to GrayWolf’s advanced data management and reporting software; WolfSense® PC
Or interface the particulate meters to a GrayWolf AdvancedSense Pro, WolfPack or mobile PC which stores ALL survey information; data AND audio/text/drawing/photo/video notes
When interfaced, includes easily accessible, on-board parameter tips, a particle sizing chart, government and industry guidelines, help videos, optional GrayWolfLive™ WiFi access and much more
Optional WolfSense ARG Advanced Reporting software for highly efficient, detailed, automated reports
%RH and Temperature optionally available on all models
CO2 and TVOC sensors optionally available, built right into the PC-4005 and PC-5005
Up to 31 additional sensors, accessible for all models, when interfaced to AdvancedSensePro/WolfPack/Tablet/PC

Additional information

Weight 1 kg


Model No



0.3 – 10.0 µm+ (145 µm max into inlet)


Meets ISO 21501-4 Calibration using NIST Traceable PSL Spheres, DMA and Condensation Particle Counter


High Impact Injection Molded Plastic (with handle)




8.75" x 5.0" x 2.5" (22.23 x 12.7 x 6.35 cm)

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Greywolf Direct Sense-II  Particle Counter

GrayWolf Direct Sense-II  Particle Counter

(GST 18% Exclusive)

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