The APM 460 BL sampler uses an improved cyclone with sharper cutoff (D50 at 10 microns) to separate
the coarser particulates from the air stream before filtering it on the glass microfibre filter (CSIR NEERI
The APM 460BL uses a brushless, continuous rated induction motor driven blower to significantly reduce
equipment downtime, maintenance efforts and inconvenience to community. The brushless blower of the
APM 460BL also substantially reduces the audible noise.