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Met One Intstruments, Inc. GT-521 Handheld Counter
Met One Intstruments, Inc. GT-521 Handheld Particle Counter
 
Product Information

Met One GT-521 Datasheet Met One GT-521 Datasheet
  Met One GT-521 Manual Met One GT-521 Manual
  Met One Indoor Air Portable Counter Measuring System Particle Analysis Indoor Air Quality

Your Price: $2,519.00
$2,290.00
Quantity

Met One GT-521 GT 521 Two Channel Handheld Particle Counter

The Met One GT-521 is a 2 Channel Portable Handheld Laser Particle Counter that can count particles with benchtop unit performance in a compact size, and continously datalogs your particle count information.

Dual Programmable Channels
2 programmable particle channel setup with a 0.3 – 5.0 micron range each show cumulative or differential particle count in real time, and with selectable count units.
 
Powerful and Simple Menu Driven Commands
With one touch of a button you can change alarm settings, sample time, particle sizes, as well as any basic setup parameter like date/time & communications settings. Conveviemt remote operation through RS-485 or RS-232 communication ports enables extensive control, along with total front panel operation.
 
Data Interface Flexibility
The GT-521 can store a maximum of 4,000 records for networked datalogging, Excel formatted output, or printer output with your included computer software for a single machine(GT-Comm).
 
Relative Humidity and Temperature Option
This feature is a plug & play option whhich adds relative humidity and ambient temperature capabilities immediately to your logged and displayed data.
 

Specifications

PRINCIPLE OF OPERATION

Individual particle count with scattered laser light

 
PERFORMANCE CHARACTERISTICS

Size Range OF Particles

2 channels from 0.3 - 5.0 μm (selectable in 0.1 μm increments)

Concentration Range

0 to 3,000,000 particles per cubic foot (105,900 particles/L)

Accuracy

+/-10%, to calibration aerosol

Sensitivity

0.3 μm

Flow Rate

0.1 cfm (2.83 lpm)

Sample Time

Adjustable: 6 to 999 seconds

Hold Time Adjustable: 1 to 999 seconds
 
ELECTRICAL CHARACTERISTICS

Light Source

Laser diode, 30 mW, 780 nm

Power

6 Volt battery pack Ni-MH (self contained) supplies 8 hrs. typical intermittent operation,
5 hrs. max. continuous use

AC Charger/Adapter

AC to DC module, 100 to 240 Volts AC to 9 Volts DC @ 350 millAmps typical

Communications

RS-232 or RS-485 Half Duplex

Certification

Meets and/or exceeds ISO, CE, JIS, and ASTM, international certifications

 
INTERFACE

Keyboard

2-button membrane

Display

16-character x 4 line LCD

 
PHYSICAL CHARACTERISTICS

Size

Height 6.25 inches (15.9 centimeters) Width = 4" (10.2 centimeters)
Thickness 2.1 inches  (5.4 centimeters)

Weight

1.94 pounds 31 ounces (0.88 kilograms)

 
ENVIRONMENTAL

Operating Temp.

0 to +50 degrees C

Storage Temp.

-20 to +60 degrees C

 
ACCESSORIES

Included

Custom Serial Cable
Operation Manual
Communication Software (GT-Comm)
Isokinetic Sample Probe
AC - DC Converter Module w/IEC AC Power Cord
Carrying Case
Screwdriver
Zero Particulate Filter
Optional Accessories RH & Temperature Probe (Met One Part Number G3120)
Flow Meter (Met One Part Number 9801)
Portable Printer (Met One Part Number G3115)

 

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