Particle Counter for Dust (Laser Sensor and High Precision)

GAO Tek Thermocouple Calibrator calibrates thermocouple measuring with optional temperature unit select.



Key Features

  • LED Backlight
  • Automatic power off after 5 minutes
  • Portable, light and compact
  • Easy interface

Technical Specifications

Light source Semi­conductor laser, life time over than 35000hours
Sampling flow 2.83L/min (0.1ft3)Imported sampling pump
Display type LCD、real­time display、last period display、realtime

concentration display、time display、date、measured value、temperature and humidity、room,number、sampling site、sampling times

Rechargeable battery Li­ion battery,7.4 V,2200mAh
Power supply AC power adapter,AC :100V~245 V,50/60 Hz to DC: 7.4 V,1 A;
Working hours 6 hours(Battery indicator)
Counting mode aggregate value, difference value, concentration value
Testing mode Unitary, repeat, continuous, counting, long­distance
Unit conversion The unit can be converted to m3
Grain size channel 0.3 、 0.5、 1.0、 3.0、 5.0、 10μm, six particle sizes can be counted at the same time
Sampling period 1~10000(s) Delay count:0~99(S ) Self­purification:≤10 (min )
Working environment Temperature:10~40℃ (50~104℉) Relative temperature:20~90%RH,no condensation. Barometric pressure:86­106KPa
Temperature and humidity Option (1)Temperature:0~50℃±1℃. (2)Humidity:0~100%RH±5%
UCL setting Sampling number(A):2~9 points setting。 sampling times each point:(L)2~9 times setting measuring position:0­999
UCL statement Confirm to the standards ISO14644­1、GB50073­2001、 GMP、FS­209E
Data storage Can storage 1000 sets data(recycle buffer)( including grain size, data, environment data, year, month, day, time, sampling quantity, data connector), the data will not lose if power failure.
Communication connector RS232,9600Baud rate
Alarm setting can alarm for level 100, level 1000, level 10000, level 100000, level 300000, level 1000000 if over the standard alarm for low battery and voltage.
Zero count Can meet the requirement of Dust particle counter regulation requirement JJG­547­88 JIS B9921:1997 less than 1 each 5 minutes
Over lapping error 5 %,2,000,000 grain/c.f.
Dimension 230×130×45(mm)
Weight 0.6kg
Standard configuration Suitcase/charger、power sampling head、zero filter、RS 232 connecting line、disc for computer connect.
Option External printer, professional triangle sampling frame, temperature and humidity sensor